Top Picks for Professionals

Handy and intelligent: the compact testo 510i differential pressure measuring instrument features professional measuring technology and smartphon...

The compact heating set with the testo 115i clamp thermometer, the testo 510i differential pressure measuring instrument, and the testo 805i infr...

The testo smart tools refrigeration set combines four instruments to measure high- and low-- side pressures and temperatures of A/C and refrigera...

The Testo 570-1 can replace a huge range of measuring tools you would normally need to carry out your work on refrigeration systems and heating p...

Look no further if you're after an absolute bargain for your next digital gauges. The Testo 557 digital refrigeration gauge has a 4-way valve blo...

The Testo 550 Smart Digital Manifold with wireless hose and clamp temperature probes is a cutting-edge solution for HVAC professionals seeking pre...

The testo 550s digital manifold with a 2-way valve block enables you to precisely measure refrigeration, air conditioning systems, and heat pumps...

What is the Testo 550i Digital Manifold? The Testo 550i Digital Manifold is an advanced tool designed for HVAC professionals and homeowners to opti...

Testo offers you greater mobility when measuring: used in conjunction with your smartphone or tablet, the handy testo 549i high-pressure gauge is...

Robinair's new Digital Gauges (P/N 11910, 11920) automatically perform pressure/temperature calculations for up to 17 refrigerants. Their compact...

What Are Robinair HVAC Gauges? Exploring the Marvels of Robinair's Advanced Technology Robinair's HVAC gauges are high-tech tools designed to ensur...

Mastercool is the leading manufacturer of professional quality A/C manifold gauge sets. Mastercool Aluminum Manifold 80mm Oil Filled Gauges For C...

With the 4-Way Digital Manifold, Mastercool is determined to become the leader in this industry sector. Taking the experience gained with the 2-Way...

With the 4-Way Digital Manifold, Mastercool is determined to become the leader in this industry sector. Taking the experience gained with the 2-Way...

The Imperial 800 Gauges Four Valve Manifold with 60" Hoses is a tool kit designed for use with R410a refrigerant. It includes four valve manifold ...

700 SERIES KWIK-CHARGER™ MANIFOLD Charging the system is faster and easier than ever using Imperial® manifolds with a built-in liquid low-side cha...

700 SERIES 4-VALVE MANIFOLD KWIK CHARGE This 4-valve model offers a complete connection for your repairs & diagnostics. Use for all Refrigerat...

This 4-valve model offers a complete connection for your repairs & diagnostics. Use for all Refrigeration & Air Conditioning Services. Incl...

* NOTE - No hoses supplied with this manifold The choice manifold for Refrigeration & Air Conditioning Technicians Specifications De...

The newly designed SM480vINT Fieldpiece Manifolds are stronger & more robust than ever before The SM480VINT is simply the next level with t...

TC24 Pipe Clamp Style Thermocouple to get your pipe temperatures fast A new sensor gives accurate readings, even in hot and windy conditions. ...

Take a full system snapshot quickly and easily with the JL3KR4 Charge Test Kit. Superior distance with +100 metre connectivity! That means you c...