1. Executive Summary

The Testo 862-1 pocket-size thermal imager fits right in your shirt pocket. It offers rapid thermal diagnostics for HVAC service technicians, commercial electricians, and facility maintenance engineers. You get a 160 x 120 pixel infrared resolution. It features Fusion mode to blend visual and thermal images. This tool helps you quickly spot overloaded circuits, failing compressor bearings, or radiant heat blocks. It survives a 1.5 meter drop and carries an IP54 rating. It is a rugged, fast-booting imager for daily field use.