{"product_id":"sl-4010-35-to-130-db-economical-type","title":"Lutron SL-4010 Digital Sound Level Meter | 35–130 dB Noise Meter | IEC 61672 Class 2 | Fast Time Weighting","description":"\u003ch1 data-section-id=\"iuhk0e\" data-start=\"491\" data-end=\"509\" class=\"PDq2pG_selectionAnchorContainer\"\u003eProduct Overview\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp data-start=\"511\" data-end=\"1048\"\u003eThe \u003cstrong data-start=\"515\" data-end=\"559\"\u003eLutron SL-4010 Digital Sound Level Meter\u003c\/strong\u003e is a professional handheld instrument designed for accurate measurement of environmental and industrial noise levels. Developed in accordance with \u003cstrong data-start=\"707\" data-end=\"728\"\u003eIEC 61672 Class 2\u003c\/strong\u003e standards, the SL-4010 delivers reliable sound level measurements using \u003cstrong data-start=\"801\" data-end=\"835\"\u003eA-weighting frequency response\u003c\/strong\u003e and \u003cstrong data-start=\"840\" data-end=\"863\"\u003eFast time weighting\u003c\/strong\u003e, making it suitable for workplace noise monitoring, factory inspections, HVAC testing, environmental surveys, and occupational safety assessments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1050\" data-end=\"1538\"\u003eEquipped with a precision \u003cstrong data-start=\"1076\" data-end=\"1116\"\u003e½-inch electric condenser microphone\u003c\/strong\u003e, the instrument provides stable and repeatable measurements across a wide sound pressure range of \u003cstrong data-start=\"1215\" data-end=\"1231\"\u003e35 to 130 dB\u003c\/strong\u003e. Its large LCD display, compact handheld design, and one-handed operation make it ideal for both field and indoor applications. The built-in calibration adjustment allows quick calibration using an optional acoustic calibrator, ensuring long-term measurement accuracy. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1540\" data-end=\"1811\"\u003eThe SL-4010 is widely used by engineers, safety officers, environmental consultants, maintenance professionals, educational institutions, and research laboratories for evaluating workplace noise exposure, machine noise, building acoustics, and environmental sound levels.\u003c\/p\u003e\n\u003chr data-start=\"1813\" data-end=\"1816\"\u003e\n\u003ch1 data-section-id=\"u0ybrq\" data-start=\"1818\" data-end=\"1832\"\u003eKey Features\u003c\/h1\u003e\n\u003cp data-start=\"1834\" data-end=\"1879\"\u003e✔ Measures sound levels from \u003cstrong data-start=\"1863\" data-end=\"1879\"\u003e35 to 130 dB\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1881\" data-end=\"1910\"\u003e✔ IEC 61672 Class 2 compliant\u003c\/p\u003e\n\u003cp data-start=\"1912\" data-end=\"1944\"\u003e✔ A-weighting frequency response\u003c\/p\u003e\n\u003cp data-start=\"1946\" data-end=\"1967\"\u003e✔ Fast time weighting\u003c\/p\u003e\n\u003cp data-start=\"1969\" data-end=\"1994\"\u003e✔ Large 18 mm LCD display\u003c\/p\u003e\n\u003cp data-start=\"1996\" data-end=\"2041\"\u003e✔ High accuracy electric condenser microphone\u003c\/p\u003e\n\u003cp data-start=\"2043\" data-end=\"2078\"\u003e✔ Three selectable measuring ranges\u003c\/p\u003e\n\u003cp data-start=\"2080\" data-end=\"2100\"\u003e✔ Data Hold function\u003c\/p\u003e\n\u003cp data-start=\"2102\" data-end=\"2126\"\u003e✔ Low battery indication\u003c\/p\u003e\n\u003cp data-start=\"2128\" data-end=\"2164\"\u003e✔ Over-range and under-range warning\u003c\/p\u003e\n\u003cp data-start=\"2166\" data-end=\"2199\"\u003e✔ External calibration adjustment\u003c\/p\u003e\n\u003cp data-start=\"2201\" data-end=\"2230\"\u003e✔ Lightweight handheld design\u003c\/p\u003e\n\u003cp data-start=\"2232\" data-end=\"2261\"\u003e✔ Durable ABS plastic housing\u003c\/p\u003e\n\u003cp data-start=\"2263\" data-end=\"2290\"\u003e✔ Simple one-hand operation\u003c\/p\u003e\n\u003cp data-start=\"2292\" data-end=\"2319\"\u003e✔ Fast measurement response\u003c\/p\u003e\n\u003cp data-start=\"2321\" data-end=\"2340\"\u003e✔ Long battery life\u003c\/p\u003e\n\u003cp data-start=\"2342\" data-end=\"2379\"\u003e✔ High stability electronic circuitry\u003c\/p\u003e\n\u003cp data-start=\"2381\" data-end=\"2443\"\u003e✔ Suitable for industrial and environmental noise measurements\u003c\/p\u003e\n\u003chr data-start=\"2445\" data-end=\"2448\"\u003e\n\u003ch1 data-section-id=\"1ypbcdq\" data-start=\"2450\" data-end=\"2470\"\u003eProduct Highlights\u003c\/h1\u003e\n\u003cul data-start=\"2472\" data-end=\"2814\"\u003e\n\u003cli data-section-id=\"8cobxj\" data-start=\"2472\" data-end=\"2512\"\u003eProfessional digital sound level meter\u003c\/li\u003e\n\u003cli data-section-id=\"1xfq4p5\" data-start=\"2514\" data-end=\"2559\"\u003eMeasures environmental and industrial noise\u003c\/li\u003e\n\u003cli data-section-id=\"5bvgya\" data-start=\"2561\" data-end=\"2591\"\u003eIEC 61672 Class 2 compliance\u003c\/li\u003e\n\u003cli data-section-id=\"uskofl\" data-start=\"2593\" data-end=\"2625\"\u003ePrecision condenser microphone\u003c\/li\u003e\n\u003cli data-section-id=\"1n89cnm\" data-start=\"2627\" data-end=\"2655\"\u003eFast response measurements\u003c\/li\u003e\n\u003cli data-section-id=\"1wyp0qm\" data-start=\"2657\" data-end=\"2683\"\u003eEasy-to-read LCD display\u003c\/li\u003e\n\u003cli data-section-id=\"1y1hzed\" data-start=\"2685\" data-end=\"2715\"\u003eRugged handheld construction\u003c\/li\u003e\n\u003cli data-section-id=\"zvfecu\" data-start=\"2717\" data-end=\"2743\"\u003eLightweight and portable\u003c\/li\u003e\n\u003cli data-section-id=\"picae7\" data-start=\"2745\" data-end=\"2780\"\u003eIdeal for workplace noise surveys\u003c\/li\u003e\n\u003cli data-section-id=\"pn4kg1\" data-start=\"2782\" data-end=\"2814\"\u003eReliable long-term performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2816\" data-end=\"2819\"\u003e\n\u003ch1 data-section-id=\"zjxypn\" data-start=\"2821\" data-end=\"2847\"\u003eTechnical Specifications\u003c\/h1\u003e\n\u003ch2 data-section-id=\"1h6vwv1\" data-start=\"2849\" data-end=\"2874\"\u003eGeneral Specifications\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2876\" data-end=\"3754\" class=\"w-fit min-w-(--thread-content-width)\" style=\"width: 100%;\"\u003e\n\u003cthead data-start=\"2876\" data-end=\"2905\"\u003e\n\u003ctr data-start=\"2876\" data-end=\"2905\"\u003e\n\u003cth data-start=\"2876\" data-end=\"2888\" data-col-size=\"sm\" class=\"last:pe-10\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-start=\"2888\" data-end=\"2905\" data-col-size=\"md\" class=\"last:pe-10\" style=\"width: 65.679443%;\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2936\" data-end=\"3754\"\u003e\n\u003ctr data-start=\"2936\" data-end=\"2954\"\u003e\n\u003ctd data-start=\"2936\" data-end=\"2944\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2944\" data-end=\"2954\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eLutron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2955\" data-end=\"2974\"\u003e\n\u003ctd data-start=\"2955\" data-end=\"2963\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2963\" data-end=\"2974\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eSL-4010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2975\" data-end=\"3009\"\u003e\n\u003ctd data-start=\"2975\" data-end=\"2985\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2985\" data-end=\"3009\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003e18 mm LCD (3½ Digit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3010\" data-end=\"3046\"\u003e\n\u003ctd data-start=\"3010\" data-end=\"3030\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eMeasurement Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3030\" data-end=\"3046\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003e35 to 130 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3047\" data-end=\"3070\"\u003e\n\u003ctd data-start=\"3047\" data-end=\"3060\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3060\" data-end=\"3070\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003e0.1 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3071\" data-end=\"3140\"\u003e\n\u003ctd data-start=\"3071\" data-end=\"3082\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3082\" data-end=\"3140\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eMeets IEC 61672 Class 2 (frequency-dependent accuracy)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3141\" data-end=\"3182\"\u003e\n\u003ctd data-start=\"3141\" data-end=\"3159\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eFrequency Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3159\" data-end=\"3182\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003e31.5 Hz to 8,000 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3183\" data-end=\"3220\"\u003e\n\u003ctd data-start=\"3183\" data-end=\"3205\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eFrequency Weighting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3205\" data-end=\"3220\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eA-weighting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3221\" data-end=\"3246\"\u003e\n\u003ctd data-start=\"3221\" data-end=\"3238\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eTime Weighting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3238\" data-end=\"3246\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eFast\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3247\" data-end=\"3301\"\u003e\n\u003ctd data-start=\"3247\" data-end=\"3265\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eMicrophone Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3265\" data-end=\"3301\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003e½\" Electric Condenser Microphone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3302\" data-end=\"3356\"\u003e\n\u003ctd data-start=\"3302\" data-end=\"3316\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eCalibration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3316\" data-end=\"3356\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eExternal Calibration Adjustment (VR)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3357\" data-end=\"3376\"\u003e\n\u003ctd data-start=\"3357\" data-end=\"3369\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eData Hold\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3369\" data-end=\"3376\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3377\" data-end=\"3413\"\u003e\n\u003ctd data-start=\"3377\" data-end=\"3406\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eOver\/Under Range Indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3406\" data-end=\"3413\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3414\" data-end=\"3445\"\u003e\n\u003ctd data-start=\"3414\" data-end=\"3438\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eLow Battery Indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3438\" data-end=\"3445\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3446\" data-end=\"3485\"\u003e\n\u003ctd data-start=\"3446\" data-end=\"3470\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3470\" data-end=\"3485\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003e0°C to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3486\" data-end=\"3523\"\u003e\n\u003ctd data-start=\"3486\" data-end=\"3507\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eOperating Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3507\" data-end=\"3523\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eBelow 80% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3524\" data-end=\"3553\"\u003e\n\u003ctd data-start=\"3524\" data-end=\"3539\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3539\" data-end=\"3553\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003e9V Battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3554\" data-end=\"3583\"\u003e\n\u003ctd data-start=\"3554\" data-end=\"3569\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eBattery Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3569\" data-end=\"3583\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003e006P \/ PP3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3584\" data-end=\"3620\"\u003e\n\u003ctd data-start=\"3584\" data-end=\"3604\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3604\" data-end=\"3620\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eApprox. 6 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3621\" data-end=\"3654\"\u003e\n\u003ctd data-start=\"3621\" data-end=\"3634\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3634\" data-end=\"3654\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003e225 × 70 × 28 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3655\" data-end=\"3681\"\u003e\n\u003ctd data-start=\"3655\" data-end=\"3664\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3664\" data-end=\"3681\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eApprox. 250 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3682\" data-end=\"3754\"\u003e\n\u003ctd data-start=\"3682\" data-end=\"3701\" data-col-size=\"sm\" style=\"width: 33.275261%;\"\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3701\" data-end=\"3715\" data-col-size=\"md\" style=\"width: 65.679443%;\"\u003eABS Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"3756\" data-end=\"3759\"\u003e\n\u003ch1 data-section-id=\"1x7gypu\" data-start=\"3761\" data-end=\"3789\"\u003eMeasurement Specifications\u003c\/h1\u003e\n\u003ch2 data-section-id=\"pees0q\" data-start=\"3791\" data-end=\"3817\"\u003eSound Level Measurement\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"3819\" data-end=\"4081\" class=\"w-fit min-w-(--thread-content-width)\" style=\"width: 100%; height: 67px;\"\u003e\n\u003cthead data-start=\"3819\" data-end=\"3880\"\u003e\n\u003ctr data-start=\"3819\" data-end=\"3880\" style=\"height: 19px;\"\u003e\n\u003cth data-start=\"3819\" data-end=\"3827\" data-col-size=\"sm\" class=\"last:pe-10\" style=\"width: 16.937934%; height: 19px;\"\u003e\u003cstrong\u003eRange\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-start=\"3827\" data-end=\"3840\" data-col-size=\"sm\" class=\"last:pe-10\" style=\"width: 17.591688%; height: 19px;\"\u003eResolution\u003c\/th\u003e\n\u003cth data-start=\"3840\" data-end=\"3862\" data-col-size=\"sm\" class=\"last:pe-10\" style=\"width: 34.925673%; height: 19px;\"\u003eFrequency Weighting\u003c\/th\u003e\n\u003cth data-start=\"3862\" data-end=\"3880\" data-col-size=\"sm\" class=\"last:pe-10\" style=\"width: 25.689019%; height: 19px;\"\u003eTime Weighting\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"3943\" data-end=\"4081\"\u003e\n\u003ctr data-start=\"3943\" data-end=\"3975\" style=\"height: 19px;\"\u003e\n\u003ctd data-start=\"3943\" data-end=\"3954\" data-col-size=\"sm\" style=\"width: 16.937934%; height: 19px;\"\u003e\u003cstrong\u003e35–80 dB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3954\" data-end=\"3963\" data-col-size=\"sm\" style=\"width: 17.591688%; height: 19px;\"\u003e0.1 dB\u003c\/td\u003e\n\u003ctd data-start=\"3963\" data-end=\"3967\" data-col-size=\"sm\" style=\"width: 34.925673%; height: 19px;\"\u003eA\u003c\/td\u003e\n\u003ctd data-start=\"3967\" data-end=\"3975\" data-col-size=\"sm\" style=\"width: 25.689019%; height: 19px;\"\u003eFast\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3976\" data-end=\"4009\" style=\"height: 19px;\"\u003e\n\u003ctd data-start=\"3976\" data-end=\"3988\" data-col-size=\"sm\" style=\"width: 16.937934%; height: 19px;\"\u003e\u003cstrong\u003e50–100 dB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"3988\" data-end=\"3997\" data-col-size=\"sm\" style=\"width: 17.591688%; height: 19px;\"\u003e0.1 dB\u003c\/td\u003e\n\u003ctd data-start=\"3997\" data-end=\"4001\" data-col-size=\"sm\" style=\"width: 34.925673%; height: 19px;\"\u003eA\u003c\/td\u003e\n\u003ctd data-start=\"4001\" data-end=\"4009\" data-col-size=\"sm\" style=\"width: 25.689019%; height: 19px;\"\u003eFast\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4010\" data-end=\"4081\" style=\"height: 10px;\"\u003e\n\u003ctd data-start=\"4010\" data-end=\"4022\" data-col-size=\"sm\" style=\"width: 16.937934%; height: 10px;\"\u003e\u003cstrong\u003e80–130 dB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"4022\" data-end=\"4031\" data-col-size=\"sm\" style=\"width: 17.591688%; height: 10px;\"\u003e0.1 dB\u003c\/td\u003e\n\u003ctd data-start=\"4031\" data-end=\"4035\" data-col-size=\"sm\" style=\"width: 34.925673%; height: 10px;\"\u003eA\u003c\/td\u003e\n\u003ctd data-start=\"4035\" data-end=\"4042\" data-col-size=\"sm\" style=\"width: 25.689019%; height: 10px;\"\u003eFast\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"4083\" data-end=\"4086\"\u003e\n\u003ch1 data-section-id=\"kds7la\" data-start=\"4088\" data-end=\"4115\"\u003eMicrophone Specifications\u003c\/h1\u003e\n\u003cul data-start=\"4117\" data-end=\"4337\"\u003e\n\u003cli data-section-id=\"1tked2m\" data-start=\"4117\" data-end=\"4165\"\u003e½-inch Precision Electric Condenser Microphone\u003c\/li\u003e\n\u003cli data-section-id=\"1n6s7ij\" data-start=\"4167\" data-end=\"4185\"\u003eHigh Sensitivity\u003c\/li\u003e\n\u003cli data-section-id=\"1pvv7z4\" data-start=\"4187\" data-end=\"4218\"\u003eExcellent Long-Term Stability\u003c\/li\u003e\n\u003cli data-section-id=\"e8vsxc\" data-start=\"4220\" data-end=\"4238\"\u003eLow Noise Design\u003c\/li\u003e\n\u003cli data-section-id=\"a3rovn\" data-start=\"4240\" data-end=\"4286\"\u003eSuitable for Environmental Sound Measurement\u003c\/li\u003e\n\u003cli data-section-id=\"54xl7b\" data-start=\"4288\" data-end=\"4337\"\u003eDesigned for Professional Acoustic Applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4339\" data-end=\"4342\"\u003e\n\u003ch1 data-section-id=\"162l0a5\" data-start=\"4344\" data-end=\"4363\"\u003eDisplay Functions\u003c\/h1\u003e\n\u003cul data-start=\"4365\" data-end=\"4484\"\u003e\n\u003cli data-section-id=\"t0abj2\" data-start=\"4365\" data-end=\"4392\"\u003eLarge Digital LCD Display\u003c\/li\u003e\n\u003cli data-section-id=\"itsx1x\" data-start=\"4394\" data-end=\"4414\"\u003eData Hold Function\u003c\/li\u003e\n\u003cli data-section-id=\"1oosgcw\" data-start=\"4416\" data-end=\"4439\"\u003eLow Battery Indicator\u003c\/li\u003e\n\u003cli data-section-id=\"14n60s3\" data-start=\"4441\" data-end=\"4461\"\u003eOver Range Warning\u003c\/li\u003e\n\u003cli data-section-id=\"zj2nat\" data-start=\"4463\" data-end=\"4484\"\u003eUnder Range Warning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4486\" data-end=\"4489\"\u003e\n\u003ch1 data-section-id=\"1pk48i\" data-start=\"4491\" data-end=\"4501\"\u003eControls\u003c\/h1\u003e\n\u003cul data-start=\"4503\" data-end=\"4575\"\u003e\n\u003cli data-section-id=\"qoxjo6\" data-start=\"4503\" data-end=\"4517\"\u003ePower ON\/OFF\u003c\/li\u003e\n\u003cli data-section-id=\"1docj93\" data-start=\"4519\" data-end=\"4536\"\u003eRange Selection\u003c\/li\u003e\n\u003cli data-section-id=\"1uv1gyf\" data-start=\"4538\" data-end=\"4549\"\u003eData Hold\u003c\/li\u003e\n\u003cli data-section-id=\"1989j71\" data-start=\"4551\" data-end=\"4575\"\u003eCalibration Adjustment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4577\" data-end=\"4580\"\u003e\n\u003ch1 data-section-id=\"1epkcsk\" data-start=\"4582\" data-end=\"4605\"\u003eMeasurement Standards\u003c\/h1\u003e\n\u003cp data-start=\"4607\" data-end=\"4633\"\u003eThe SL-4010 complies with:\u003c\/p\u003e\n\u003cul data-start=\"4635\" data-end=\"4808\"\u003e\n\u003cli data-section-id=\"1vt9rin\" data-start=\"4635\" data-end=\"4654\"\u003eIEC 61672 Class 2\u003c\/li\u003e\n\u003cli data-section-id=\"y2pllq\" data-start=\"4656\" data-end=\"4687\"\u003eA-Weighting Frequency Network\u003c\/li\u003e\n\u003cli data-section-id=\"ej6528\" data-start=\"4689\" data-end=\"4725\"\u003eFast Time Weighting Characteristic\u003c\/li\u003e\n\u003cli data-section-id=\"1107zre\" data-start=\"4727\" data-end=\"4808\"\u003ePrecision Condenser Microphone Technology \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4810\" data-end=\"4813\"\u003e\n\u003ch1 data-section-id=\"c3mln3\" data-start=\"4815\" data-end=\"4829\"\u003eApplications\u003c\/h1\u003e\n\u003ch2 data-section-id=\"dpdn36\" data-start=\"4831\" data-end=\"4844\"\u003eIndustrial\u003c\/h2\u003e\n\u003cul data-start=\"4846\" data-end=\"4967\"\u003e\n\u003cli data-section-id=\"1afxcsu\" data-start=\"4846\" data-end=\"4872\"\u003eFactory Noise Monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"aprh4\" data-start=\"4874\" data-end=\"4896\"\u003eMachinery Inspection\u003c\/li\u003e\n\u003cli data-section-id=\"kuuwie\" data-start=\"4898\" data-end=\"4916\"\u003eProduction Lines\u003c\/li\u003e\n\u003cli data-section-id=\"1982k8s\" data-start=\"4918\" data-end=\"4940\"\u003eManufacturing Plants\u003c\/li\u003e\n\u003cli data-section-id=\"1pup6si\" data-start=\"4942\" data-end=\"4967\"\u003eMaintenance Departments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4969\" data-end=\"4972\"\u003e\n\u003ch2 data-section-id=\"rdkjnd\" data-start=\"4974\" data-end=\"4987\"\u003eCommercial\u003c\/h2\u003e\n\u003cul data-start=\"4989\" data-end=\"5083\"\u003e\n\u003cli data-section-id=\"150uq00\" data-start=\"4989\" data-end=\"5014\"\u003eOffice Noise Evaluation\u003c\/li\u003e\n\u003cli data-section-id=\"xikk3n\" data-start=\"5016\" data-end=\"5032\"\u003eShopping Malls\u003c\/li\u003e\n\u003cli data-section-id=\"14ndbl\" data-start=\"5034\" data-end=\"5056\"\u003eCommercial Buildings\u003c\/li\u003e\n\u003cli data-section-id=\"1mvzzi9\" data-start=\"5058\" data-end=\"5066\"\u003eHotels\u003c\/li\u003e\n\u003cli data-section-id=\"y0x5oe\" data-start=\"5068\" data-end=\"5083\"\u003ePublic Spaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5085\" data-end=\"5088\"\u003e\n\u003ch2 data-section-id=\"l0zzx9\" data-start=\"5090\" data-end=\"5106\"\u003eEnvironmental\u003c\/h2\u003e\n\u003cul data-start=\"5108\" data-end=\"5251\"\u003e\n\u003cli data-section-id=\"1mipr1f\" data-start=\"5108\" data-end=\"5137\"\u003eEnvironmental Noise Surveys\u003c\/li\u003e\n\u003cli data-section-id=\"la0c7d\" data-start=\"5139\" data-end=\"5167\"\u003eCommunity Noise Monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"mb2f4d\" data-start=\"5169\" data-end=\"5195\"\u003eTraffic Noise Assessment\u003c\/li\u003e\n\u003cli data-section-id=\"84plg2\" data-start=\"5197\" data-end=\"5227\"\u003eConstruction Site Monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"2ajpf7\" data-start=\"5229\" data-end=\"5251\"\u003eUrban Sound Analysis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5253\" data-end=\"5256\"\u003e\n\u003ch2 data-section-id=\"1f56dya\" data-start=\"5258\" data-end=\"5272\"\u003eEducational\u003c\/h2\u003e\n\u003cul data-start=\"5274\" data-end=\"5356\"\u003e\n\u003cli data-section-id=\"1tvaq5r\" data-start=\"5274\" data-end=\"5283\"\u003eSchools\u003c\/li\u003e\n\u003cli data-section-id=\"1gc6qnk\" data-start=\"5285\" data-end=\"5295\"\u003eColleges\u003c\/li\u003e\n\u003cli data-section-id=\"10gwr6y\" data-start=\"5297\" data-end=\"5311\"\u003eUniversities\u003c\/li\u003e\n\u003cli data-section-id=\"f6qsc4\" data-start=\"5313\" data-end=\"5336\"\u003eResearch Laboratories\u003c\/li\u003e\n\u003cli data-section-id=\"1sbdm38\" data-start=\"5338\" data-end=\"5356\"\u003eAcoustic Studies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5358\" data-end=\"5361\"\u003e\n\u003ch2 data-section-id=\"1xw7ogp\" data-start=\"5363\" data-end=\"5370\"\u003eHVAC\u003c\/h2\u003e\n\u003cul data-start=\"5372\" data-end=\"5469\"\u003e\n\u003cli data-section-id=\"a8mml3\" data-start=\"5372\" data-end=\"5398\"\u003eAir Conditioning Systems\u003c\/li\u003e\n\u003cli data-section-id=\"8b7z5f\" data-start=\"5400\" data-end=\"5423\"\u003eVentilation Equipment\u003c\/li\u003e\n\u003cli data-section-id=\"12tt46h\" data-start=\"5425\" data-end=\"5444\"\u003eFan Noise Testing\u003c\/li\u003e\n\u003cli data-section-id=\"1dhwvfx\" data-start=\"5446\" data-end=\"5469\"\u003eCompressor Inspection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5471\" data-end=\"5474\"\u003e\n\u003ch2 data-section-id=\"194u261\" data-start=\"5476\" data-end=\"5485\"\u003eSafety\u003c\/h2\u003e\n\u003cul data-start=\"5487\" data-end=\"5605\"\u003e\n\u003cli data-section-id=\"1cz6ds0\" data-start=\"5487\" data-end=\"5518\"\u003eOccupational Noise Monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"c8stlc\" data-start=\"5520\" data-end=\"5545\"\u003eWorkplace Safety Audits\u003c\/li\u003e\n\u003cli data-section-id=\"1sd6goz\" data-start=\"5547\" data-end=\"5578\"\u003eHearing Protection Assessment\u003c\/li\u003e\n\u003cli data-section-id=\"jervpp\" data-start=\"5580\" data-end=\"5605\"\u003eOSHA Compliance Surveys\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5607\" data-end=\"5610\"\u003e\n\u003ch1 data-section-id=\"yc3x49\" data-start=\"5612\" data-end=\"5631\"\u003eIndustries Served\u003c\/h1\u003e\n\u003cul data-start=\"5633\" data-end=\"5865\"\u003e\n\u003cli data-section-id=\"ctpr48\" data-start=\"5633\" data-end=\"5648\"\u003eManufacturing\u003c\/li\u003e\n\u003cli data-section-id=\"37lyyz\" data-start=\"5650\" data-end=\"5662\"\u003eAutomotive\u003c\/li\u003e\n\u003cli data-section-id=\"pq7wsv\" data-start=\"5664\" data-end=\"5680\"\u003ePharmaceutical\u003c\/li\u003e\n\u003cli data-section-id=\"25m970\" data-start=\"5682\" data-end=\"5692\"\u003eChemical\u003c\/li\u003e\n\u003cli data-section-id=\"ar2b79\" data-start=\"5694\" data-end=\"5708\"\u003eConstruction\u003c\/li\u003e\n\u003cli data-section-id=\"1j3skes\" data-start=\"5710\" data-end=\"5716\"\u003eHVAC\u003c\/li\u003e\n\u003cli data-section-id=\"fr7rn0\" data-start=\"5718\" data-end=\"5744\"\u003eEnvironmental Consulting\u003c\/li\u003e\n\u003cli data-section-id=\"jq8m98\" data-start=\"5746\" data-end=\"5767\"\u003eGovernment Agencies\u003c\/li\u003e\n\u003cli data-section-id=\"1pikjuw\" data-start=\"5769\" data-end=\"5795\"\u003eEducational Institutions\u003c\/li\u003e\n\u003cli data-section-id=\"yyfdsp\" data-start=\"5797\" data-end=\"5821\"\u003eResearch Organizations\u003c\/li\u003e\n\u003cli data-section-id=\"s7ep1a\" data-start=\"5823\" data-end=\"5844\"\u003eFacility Management\u003c\/li\u003e\n\u003cli data-section-id=\"10rdtii\" data-start=\"5846\" data-end=\"5865\"\u003eQuality Assurance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5867\" data-end=\"5870\"\u003e\n\u003ch1 data-section-id=\"u2amdi\" data-start=\"5872\" data-end=\"5890\"\u003ePackage Contents\u003c\/h1\u003e\n\u003cul data-start=\"5892\" data-end=\"5982\"\u003e\n\u003cli data-section-id=\"1qypoir\" data-start=\"5892\" data-end=\"5938\"\u003e1 × Lutron SL-4010 Digital Sound Level Meter\u003c\/li\u003e\n\u003cli data-section-id=\"1pua1u4\" data-start=\"5940\" data-end=\"5956\"\u003e1 × 9V Battery\u003c\/li\u003e\n\u003cli data-section-id=\"1ipb1jg\" data-start=\"5958\" data-end=\"5982\"\u003e1 × Instruction Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"5984\" data-end=\"6188\"\u003e\u003cem data-start=\"5984\" data-end=\"6150\"\u003e(Optional accessories such as the SC-941\/SC-942 Sound Calibrator, SB-01 Wind Shield, and CA-06 Carrying Case may be available separately depending on the supplier.)\u003c\/em\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"6190\" data-end=\"6193\"\u003e\n\u003ch1 data-section-id=\"1bym0se\" data-start=\"6195\" data-end=\"6207\"\u003eAdvantages\u003c\/h1\u003e\n\u003cul data-start=\"6209\" data-end=\"6523\"\u003e\n\u003cli data-section-id=\"h25a7h\" data-start=\"6209\" data-end=\"6244\"\u003eProfessional IEC Class 2 accuracy\u003c\/li\u003e\n\u003cli data-section-id=\"64ym44\" data-start=\"6246\" data-end=\"6278\"\u003eWide 35–130 dB measuring range\u003c\/li\u003e\n\u003cli data-section-id=\"zvfecu\" data-start=\"6280\" data-end=\"6306\"\u003eLightweight and portable\u003c\/li\u003e\n\u003cli data-section-id=\"tw42c9\" data-start=\"6308\" data-end=\"6333\"\u003eEasy one-hand operation\u003c\/li\u003e\n\u003cli data-section-id=\"1sm3nl\" data-start=\"6335\" data-end=\"6362\"\u003eFast response measurement\u003c\/li\u003e\n\u003cli data-section-id=\"15zmvj3\" data-start=\"6364\" data-end=\"6395\"\u003eReliable condenser microphone\u003c\/li\u003e\n\u003cli data-section-id=\"1gymvx8\" data-start=\"6397\" data-end=\"6419\"\u003eDurable construction\u003c\/li\u003e\n\u003cli data-section-id=\"jhmxae\" data-start=\"6421\" data-end=\"6444\"\u003eLow power consumption\u003c\/li\u003e\n\u003cli data-section-id=\"klwyk4\" data-start=\"6446\" data-end=\"6476\"\u003eStable long-term performance\u003c\/li\u003e\n\u003cli data-section-id=\"sc08s5\" data-start=\"6478\" data-end=\"6523\"\u003eIdeal for field and laboratory applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"6525\" data-end=\"6528\"\u003e\n\u003ch1 data-section-id=\"1j7dcb6\" data-start=\"6530\" data-end=\"6562\"\u003eWhy Choose the Lutron SL-4010?\u003c\/h1\u003e\n\u003cp data-start=\"6564\" data-end=\"7148\"\u003eThe \u003cstrong data-start=\"6568\" data-end=\"6586\"\u003eLutron SL-4010\u003c\/strong\u003e offers an excellent balance of accuracy, durability, and affordability for professional sound level measurement. Designed to comply with \u003cstrong data-start=\"6724\" data-end=\"6745\"\u003eIEC 61672 Class 2\u003c\/strong\u003e requirements, it is suitable for industrial inspections, environmental monitoring, HVAC testing, occupational safety assessments, and educational applications. Its precision condenser microphone, A-weighting response, Fast time weighting, and ergonomic handheld design make it a dependable instrument for engineers, safety professionals, and maintenance personnel. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"7150\" data-end=\"7153\"\u003e\n\u003ch1 data-section-id=\"od9i1k\" data-start=\"7155\" data-end=\"7166\"\u003eIdeal For\u003c\/h1\u003e\n\u003cul data-start=\"7168\" data-end=\"7479\"\u003e\n\u003cli data-section-id=\"11q8185\" data-start=\"7168\" data-end=\"7185\"\u003eSafety Officers\u003c\/li\u003e\n\u003cli data-section-id=\"1a5vpqy\" data-start=\"7187\" data-end=\"7212\"\u003eEnvironmental Engineers\u003c\/li\u003e\n\u003cli data-section-id=\"1wev3i0\" data-start=\"7214\" data-end=\"7248\"\u003eIndustrial Maintenance Engineers\u003c\/li\u003e\n\u003cli data-section-id=\"viy4nz\" data-start=\"7250\" data-end=\"7268\"\u003eHVAC Technicians\u003c\/li\u003e\n\u003cli data-section-id=\"1uijld0\" data-start=\"7270\" data-end=\"7290\"\u003eFactory Inspectors\u003c\/li\u003e\n\u003cli data-section-id=\"13hnmgj\" data-start=\"7292\" data-end=\"7318\"\u003eLaboratory Professionals\u003c\/li\u003e\n\u003cli data-section-id=\"vmlle0\" data-start=\"7320\" data-end=\"7347\"\u003eQuality Control Engineers\u003c\/li\u003e\n\u003cli data-section-id=\"17rznpl\" data-start=\"7349\" data-end=\"7371\"\u003eAcoustic Consultants\u003c\/li\u003e\n\u003cli data-section-id=\"uqgtkd\" data-start=\"7373\" data-end=\"7401\"\u003eBuilding Maintenance Teams\u003c\/li\u003e\n\u003cli data-section-id=\"14lxibp\" data-start=\"7403\" data-end=\"7426\"\u003eGovernment Inspectors\u003c\/li\u003e\n\u003cli data-section-id=\"1pikjuw\" data-start=\"7428\" data-end=\"7454\"\u003eEducational Institutions\u003c\/li\u003e\n\u003cli data-section-id=\"f6qsc4\" data-start=\"7456\" data-end=\"7479\"\u003eResearch Laboratories\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WACO","offers":[{"title":"Default Title","offer_id":46904633032877,"sku":"SL-4010 (35 TO 130 DB, ECONOMICAL TYPE)","price":10799.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/7666\/9357\/files\/SL4010.webp?v=1785143042","url":"https:\/\/rinstruments.com\/products\/sl-4010-35-to-130-db-economical-type","provider":"Rinstruments","version":"1.0","type":"link"}