Triplett 3550 SoniChek Pro Professional 30 to 130DBR 31.5HZ to 8KHZ Compact Sound Level Meter

Get dependable, professional noise measurements for compliance, system commissioning and ongoing monitoring. The Triplett SoniChek Pro 3550 compact professional sound level meter delivers Type 2 ANSI/IEC accuracy in a pocketable testing device, making it ideal for security, surveillance, fire-alarm checks, HVAC tuning and plant maintenance. With a wide 30–130 dB range and 31.5 Hz–8 kHz frequency response, the SoniChek Pro captures the audio spectrum you need for acoustic troubleshooting and noise surveys. Built for field use, it features a large backlit display, analog bargraph, tripod mount and Max Hold so installers can capture and document transient events. A/C weighting with fast/slow response and AC/DC analog output allow seamless integration with data loggers and monitoring systems. Lightweight and battery-powered (two AA cells), this meter gives technicians reliable, repeatable readings without extra gear. Add the Triplett SoniChek Pro 3550 to your toolkit for accurate noise monitoring, surveillance verification and system diagnostics—order now to streamline testing and ensure compliance.

• Quickly verify noise levels for compliance and commissioning with ANSI/IEC Type 2 accuracy
• Compact, lightweight design with backlit display, tripod mount and analog bargraph for easy field use
• Wide 30–130 dB dynamic range and 31.5 Hz–8 kHz frequency response for accurate HVAC, security and industrial monitoring
• A/C weighting with selectable fast/slow response, Max Hold and AC/DC analog output to integrate with recorders and systems
• Runs on two AA batteries and includes a 3-year limited warranty for dependable, on-site operation