BEETECH B-401 Digital Sound Level Meter
The Beetech B-401 Digital Sound Level Meter offers reliable and precise noise measurement, perfect for industrial, construction, and environmental applications. With a wide measuring range from 35 to 135 dB and an A-weighted frequency response (31.5 Hz–8 kHz), this meter provides fast and accurate readings on a color LCD display. Easy-to-use features like Max/Min/Data Hold, fast/slow time weighting, and built-in temperature measurement make it suitable for diverse professional settings. Its portability and robust build ensure dependable performance everywhere
Key Features:
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Measuring range: 35–135 dB with ±2.0 dB accuracy
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A-weighted frequency, 31.5 Hz–8 kHz coverage
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Fast/Slow time response, Max/Min/Data Hold
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Measures temperature in °C/°F
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Color LCD with backlight for clear visibility
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Over-range and low battery indication
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Portable, battery-operated (3 × AAA)
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Ideal for industrial, environmental, and occupational safety use
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Technical Specifications:
Specification Details Measuring Range 35–135 dB Accuracy ±2.0 dB Frequency Range 31.5 Hz – 8 kHz Frequency Weighting A Time Weighting Fast (125 ms) / Slow (1 s) Temperature Range -20°C – 70°C / -4°F – 158°F Temperature Accuracy ±1.5°C / 2.7°F Temperature Resolution 0.1 Data Update Interval 300 ms Display Color LCD with backlight Microphone 1/2-inch Electret Condenser Microphone Over/Low Range Indication “Hi” (over 135 dB) / “Lo” (under 35 dB) Power Supply 3 × 1.5V “AAA” batteries Battery Life Approximately 60 hours Operating Conditions -20°C – 60°C, -4°F – 140°F, 10%RH – 90%RH Storage Conditions -20°C – 60°C, -4°F – 140°F, 10%RH – 75%RH What's Included In The Box
- 1 x Beetech B-401
- 3 X 1.5V AAA Battery
- User Manual
Warranty & Safety:
1 Year Manufacturers warranty.