Extech 407780A Sound Level Meter with NIST Certificate

The Extech 407780A Sound Level Meter with NIST Certificate delivers professional accuracy and reliability for acoustic testing in industrial, commercial, and environmental applications. With its NIST-traceable calibration, this instrument ensures results you can trust for compliance reporting and regulatory requirements. The device supports A and C weighting with fast and slow response modes, making it versatile for capturing fluctuating noise levels as well as steady-state sound. Its wide measurement range and high resolution provide accurate readings in environments such as construction sites, factories, offices, and outdoor community monitoring. The backlit LCD offers clear visibility in low-light conditions, and the lightweight, handheld design makes it highly portable for field work. Key Features: Precision sound level meter with NIST certificate Wide measurement range for environmental and occupational testing A & C weighting and fast/slow response options Backlit LCD display for easy visibility Meets IEC 61672-1 Type 2 standards for accuracy Compact, portable, and user-friendly design Ideal for OSHA, EPA, and workplace compliance Compatible Applications: Occupational safety assessments, environmental monitoring, industrial noise testing, construction site evaluation, community noise control, and equipment diagnostics. Included Accessories: Microphone with windscreen, carrying case, batteries, and NIST certificate of calibration. Compliance: IEC 61672-1 Type 2, OSHA, and EPA noise regulations; NIST-traceable certification included. Benefits for Users: Provides accurate, certified results for compliance, ensures long-term measurement reliability, and simplifies occupational and environmental noise assessments with a trusted brand.