The physical demands of HVAC take a toll on technicians and often contribute to their decision to leave the trade. That’s why the major tool manufacturers work to make their offerings lighter and easier to use.

Designed for HVAC and refrigeration professionals to view electrical and temperature readings, this product logs data remotely using the ExView® W-Series app on smartphones and tablets via Bluetooth.

The device can be used in HVACR applications as well as to repair printed circuit board components, voltage regulators, power supplies, and microprocessors.

The HVAC TRMS Digital Multimeter helps professional HVACR technicians and installers diagnose complex electrical systems, test flame sensors, and measure temperatures.

This digital multimeter is capable of data logging and storage for up to 10 sets of 40,000 scalar measurements, with a recall function for data review.

This kit is ideal for HVACR professionals who routinely measure electrical current, combining two valuable meters with essential accessories. The rugged TRMS multimeter with NCV detection (DMM570) offers 19 functions over 48 ranges.

This kit is ideal for HVACR professionals measuring surface temperature and electrical current, combining two powerful instruments with essential accessories. The rugged TRMS multimeter with NCV detection (DMM570) offers 19 functions over 48 ranges. 

Simultaneously measuring and recording CO2, humidity, and temperature, the CL11 data logger bench top display unit is a multimeter that is equipped with the field-tested Hygrometer® In-1 humidity sensor.

Added to the Test & Measurement line, the new Klein Tools multimeters and receptacle testers were developed to withstand daily wear and tear on the job site. 

These remarks are regarding what are the must-have tools for someone just starting an HVAC business.