Certified Pre-Owned Gas Detectors

Get the world’s most reliable gas monitors at an exceptional value. Every Industrial Scientific Certified Pre-Owned (CPO) gas monitor gives you virtually all of the durability, reliability, and dependable performance of a brand-new gas monitor. 

You can rest assured that the gas detector you receive has been scrutinized to the high standards you expect from Industrial Scientific.

Select Ventis® MX4, Tango® TX1, MX6 iBrid®, and GasBadge® Pro monitors are in stock now and available for shipment.