Lutron SL-4033SD Sound Level Meter


(GST 18% Exclusive)

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  In Stock

(However please contact store for precise delivery schedule. Backorder also allowed)

Lutron SL-4033SD Sound Level Meter is an IEC61672 Class 1 standard that can measure from 30 to 130 dB with A & C weighting, Real-time data logger i.e data is saved onto a removal SD memory card enabling data to be easily downloaded and analyzed using excel.

Applications: Industrials, Schools, Noise at Work/Occupational Noise and Environmental and Community Noise, Vehicle Noise Testing as well as basic noise measurements, Amphi Theater, Auditorium, Librery.

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Lutron SL-4033SD Sound Level Meter offers a comprehensive solution for accurate sound level measurement, making it an indispensable tool for professionals and enthusiasts alike. This Class 1 Sound Level Meter features, reliable performance, and user-friendly design set it apart as a top choice for anyone who requires precise acoustic measurements in various environments. Trust the SL-4033SD to help you effectively monitor, analyze, and manage sound levels, contributing to a quieter and more harmonious world.

Features of Lutron Sound Level Meter:

  • Frequency and time weighting meet IEC61672 class 1.
  • Auto range: 30 to 130 dB.
  • A/C frequency weighting.
  • Fast/slow time weighting.
  • Peak hold, Data hold.
  • Record (Max., Min.).
  • RS232/USB computer interface.
  • Optional windshield ball, SB-01.
  • 0.5″ standard microphone head.
  • Condenser microphone for high accuracy & long-term stability
  • SD card capacity: 1 GB to 16 GB.
  • LCD with green light backlight, easy reading
  • Can default auto power off or manual power off

Additional information

Weight 1 kg


Model No


Measuring Parameters



30 to 130 db


± 2.0 dB to ± 3.5 dB


0.1 dB


31.5 to 16 KHz.

Operating Temperature

0 to 50℃

Operating Humidity

< 85 % RH

Memory Card

SD memory card. 1 GB to 16 GB.

Data Hold

Freeze the display reading.

Peak Hold

To latch the max. measuring value.

Microphone type

Electric condenser microphone.


Custom one-chip of micro-processor LSI circuit.

Memory Recall

Maximum & Minimum value

Sample Time

Approx 1 sec


B & K (Bruel & kjaer), Multifunction Acoustic Calibrator 4226.

Calibration VR

Build in external calibration VR, easy to calibrate on 94 dB level by screw driver.

Power Supply

Alkaline or heavy duty DC 1.5 V battery ( UM3, AA ) x 6 PCs, or equivalent


245 X 68 X 45 mm


489 Grams

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Sound Level Meter

Lutron SL-4033SD Sound Level Meter


(GST 18% Exclusive)

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