Mastercool

Injector hose comes complete with a R1234YF coupler. To inject the oil or dye, simply connect the injector to the low side of the A/C system and t...

1234YF refrigerant visual inspection sight glass allows the technician to visible inspect the condition of the refrigerant in any 1234YF automotiv...

Rechargeable UV light, batteries, rechargeable batteries, battery holder (53518-UV) 2 oz Concentrated Universal A/C Fluorescent Dye (25 Applicatio...

12 LED True UV flashlight with 25,000 hr UV LED bulbs, constructed of Heavy duty aircraft aluminum, easy grip texture with anodized finish. 3 AAA ...

Rechargeable UV Flashlight Twist the handle to zoom the UV light in or out AAA battery holder provides backup power to flashlight (3 AAA batteries...

53517-UV Compact UV Flashlight (17 LED) “Cartridge Type” 1oz. Injector with Auto A/C Master Leak Shield Sealant with Dye Low side hose R12 adapter ...

1 oz Bottle – 1 Vehicle Application per 16 quarts of fluid

Easy to use! Stops leaks in metal and rubber automotive air conditioner parts including evaporators, condensers, o-rings, gaskets and hoses. For u...

Meets and exceeds J2791 (R134a), J2913 (R1234yf) and EN 14624 At the heart of this leak detector is a new low power metal oxide gas sensor with sup...

Sensing Element: Heated Tin Oxide Sensor Life: 2,000 hours Refrigerants: Detects all refrigerants Response Time: less than 1 second Battery: 2 “C”...

The Raptor Refrigerant Leak Detector offers state-of-the-art features and micro-processing technology while the design sensor delivers an accurate...

The Raptor 56200 refrigerant leak detector offers state of the art features and micro-processing technology while the design sensor delivers an ac...

Mastercool's new 58490 R12/R134a A/C VALVE CORE SERVICE KIT is sure to save time and money! The 58490 allows the user to remove or install the serv...

The perfect tool for replacing damaged valve cores with R1234yf refrigerant in the system without losing the systems charge. Attaches to R1234yf s...

These Refrigerant Recovery Cylinders are available in 30 pound and 50 pound cylinders They feature liquid and vapor valve with a 400 PSI rating

The Mastercool 66010 features a liquid and vapor valve with a 400 PSI rating.

400 PSI rating DOT Tank for R134A 1/2" Acme fittings 3/4" NPT accepts 80percent fill float switch shut off Reusable - conforms to DOT -4BA400 Y va...

Includes Manual quick couplers and 60" hoses

2 1/2” silicone dampened, recalibrate-able gauges Extra access port for vacuum line R1234yf high and low side quick couplers meets SAE J639 &...

Mastercool is the leading manufacturer of professional quality A/C manifold gauge sets. Their manifold gauge sets are constructed of the finest mat...

MasterCool Refrigerant Recovery Cylinders feature liquid and vapor valve with a 400 PSI rating. DOT Tank for R134a 1/2" Acme Fittings 3/4" NPT Acc...

Without Float Switch Powder coated cylinder for high gloss, durable finish Y-valve for liquid/vapor 3/4” NPT opening accepts 80% fill float switch...

New double piston compressor and cooling by the largest fan and condenser in the market makes the new 69300 series the most complete solution to y...

New double piston compressor and cooling by the largest fan and condenser in the market makes the new 69300 series the most complete solution to y...