Two instruments do more to prevent failures than almost anything else on a technician’s bench: a battery tester and a temperature meter. Both are simple to use and catch problems while they are still cheap to fix.
Battery Testers: Know Before You Diagnose
From AA cells to car batteries, a battery tester such as the BT-168 Series (BT-168D / BT-168) reads charge level in seconds. The HW171 and HW172 extend this to higher-capacity batteries. Knowing the battery is good means the fault is elsewhere — and knowing it is dead stops hours of wasted diagnosis.
Temperature Meters for HVAC and Beyond
Temperature is a diagnosis on its own. The XT300 and XT101 are digital temperature meters for HVAC and environment measurement — duct temperatures, fridge and freezer checks, and equipment surface temperatures. The compact HTC-1 / HTC-2 and the HT9269 multi-thermometer cover everyday household and workshop needs, while the HS-1 handles spot checks.
Three Habits That Save Real Money
- Test every battery before it goes in a device, not after it fails
- Log duct and fridge temperatures once a season to catch drift early
- Keep a contact probe for surfaces and a non-contact check for moving parts
For maintenance contractors and distributors, battery and temperature testers are high-turnover consumables with consistent demand. Talk to us about wholesale or OEM programs, or browse the complete catalog.