Cooling

Automotive Digital Manifold LARGE, COLOR TOUCHSCREEN LCD DISPLAY: View pressure and temperature readings with ease, on the 4.3” touchscreen AUTOMATIC SHUT-OFF: Saves battery life and prevents...

Automotive Pressure Testing Regulator Kit Mastercool’s new nitrogen regulator is specifically designed to meet the specifications of HVAC/R and automotive A/C systems. This single stage nitrogen...

Automotive R12 & R134a O-Ring Assortment Includes: . 7/32” x 1/6” (25 pieces) . 1/4” x 1/16” (20 pieces) . 5/16” x 1/16” (20 pieces) . 6.8 x 1.9 mm (20 pieces) . 8 x 2 mm (20 pieces) . 7.8 x 1.9 mm...

Automotive R134a 2-Way Manifold Gauge Set Our manifold gauge sets are constructed of the finest materials and machined with precision to the highest quality standards. At Mastercool, every manifold...

Battery Acid Hydrometer Temperature compensating.. Obtain direct, accurate readings. . Designed so that anyone can see the state of the battery acid.. Wide range of 1.100 - 1.300 sg.. Unbreakable,...

BigEZ A/C Dye for R134a/PAG 8 oz (237 ml) R-134a/PAG BigEZ™ A/C dye . Multi Dose: Services up to 64 Vehicles. OEM Approved. Co-solvent free and certified to meet SAE J2297 TP9760-8

BigEZ A/C Dye for Universal/Ester 8 oz (237 ml) . Multi-dose, services up to 64 vehicles. OEM Approved. Co-solvent free and certified to meet SAE J2297 TP9770-8

BigEZ Universal A/C Dye 8 oz (237 ml) BigEZ™ universal multi-dose A/C dye . Comes in a full color, hanging clamshell packaging LF1800

BigEZ Universal A/C Leak Detection Kit Kit Includes:. LF50 Caulking- style injector. BigEZ™ R-134a hose/coupler and purge fitting. LF500CS Leakfinder cordless, Violet light LED leak detection...

BigEZ™ A/C Oil Works with all refrigerants . Hybrid/EV Safe . High-performance lubrication . Extends component life . Reduces wear & improve efficiency LF1900CS

BigEZ™AC Leak Sealant Works with all refrigerants . Hybrid/EV Safe . Non-Polymer based . Services 12 vehicles . Ideal for auto shops & fleet LF1200CS

Black series 134A Digital minifold gauge set Compact black anodized aluminum block with matte chrome fittings.. Easily perform pressure/temperature calculations for up to 91 different refrigerants....