• SmokeCheck™

    Smoke Detector Tester

  • CaT Kit™

    Carbon Monoxide
    Alarm Testing Kit

    Now the first and only stand alone UL Listed Carbon Monoxide Detector Testing Device

  • PurCheck™

    Totally Non-Flammable, Environmentally Safe Smoke Detector Tester

  • HeatCalibur®

    Heat Detector Tester
    Winner 2012 New Product Showcase

  • CoCheck™

    Carbon Monoxide Detector Tester


When lives and property are at stake, you can rely on the testing and maintenance products from HSI. HSI Fire & Safety is the recognized world leader in the design and manufacturing of smoke detector testing, CO and heat detector testing products and equipment. Our patented products including SmokeCheck™, PurCheck™ and COCheck™ are reliable, easy to use and affordable. Our American made detector testing kits are used by fire and safety professionals worldwide to meet compliance with globally accepted fire alarm codes and standards.

HSI Fire & Safety Products

Providing quality products since 1979. Put us to the test today!