Smoke Detector Testing

At SDi Fire, we offer a variety of fire protection and fire safety equipment for businesses and companies all over the world. One of the many types of products we provide are detector testers and equipment for industrial and commercial smoke detectors. If you own a business or a building, it is extremely important to use a smoke detector tester several times a year to ensure that your smoke detectors are functioning properly to keep your employees and your products safe from fire and damage.

Solo 365

The newest addition to the Solo product line – Solo 365 is an innovative new tester for the functional testing of smoke detectors. It delivers smoke via smoke cartridges offering faster, simpler, and cleaner testing. Not only is Solo 365 lighter, slimmer, and easy to use, but it also has a built in LED light for testing in dimly lit areas.

  • Cartridge technology eliminates the need for canned aerosol
  • Compatible with Solo access poles
  • Faster detector clearing and activation
  • Flexible, slim design for access to tight spaces
  • Automatic LED light for dimly lit areas



solo 460

Solo 423/424

The Solo 423/424 corded heat detector tester is lightweight, simple-to-use, and features a universal design to suit a wide range of detectors. The Solo 423/424 features some of the quickest detector activation times and features a 16-foot cable for additional range of motion. This detector tester is suitable for fixed temperature, rate-of-rise, and combination detectors.

  • Quickest activation times
  • Lightweight and simple to use
  • Suits fixed temperature, rate-of-rise and combination detectors up to 194°F / 90°C
  • Universal design suits widest range of detectors
  • Supplied with 16ft / 5m cable (additional 16ft / 5m cable available)
  • Solo 423 for 110/120 volt
  • Solo 424 for 220/240 volt



Solo 423 and 424


In addition to our Solo heat detector testers, we also offer Testifire, which offers far greater versatility. There are two models available – Testifire 1000 for testing smoke and heat and Testifire 2000 for testing smoke, heat and CO. Testifire is the result of several years of technological development and as a result is by far the most advanced tester available.

  • Battery powered – no hanging wires / tangled cables
  • Two heat settings to activate detectors over 200°F
  • Has the ability to also test smoke and CO
  • Smoke & heat generated on–demand (only when detector enters cup)
  • Universal design suits widest range of detectors
  • Adjustable handle for use at angles
  • Transparent test cup for clear view of detector LED