MASTERCOOL

Mastercool 134a Oil and UV dye injector. Add refrigerant oil or large amounts of UV leak detection dye. Includes a low side coupler. 1/2" ACME-M x 1/2" ACME-F (R134a). Instruction pdf.

Mastercool High-Side Manual red quick connect service coupler easily connects to R-134A service ports. It is made of an all metal construction for extra durability and the patented, spring loaded...

High side red male manual coupler connects easily to R134A service ports. Spring loaded depressor will not damage service valves. Can be removed from service ports regardless of knob position without...

Mastercool low-side female manual coupler. Blue color coded manual coupler that connects easily to R-134A service ports. It is made of an all metal construction for extra durability and the patented,...

Patented blue male manual coupler, connects easily to R134a service ports. All metal construction for extra durability. Patented, spring loaded depressor will not damage service valves. Can be...

Look no further than the Mastercool 83272 for a durable manifold gauge set. Specially designed gauges generate smooth needle movement with anti-flutter technology Well marked temperature scales are...

R1234YF 60" Blue Hose

60" red hose with nylon barrier and 12 mm M fitting to meet SAE J2888 EPA, SAE and UL standards

Nylon barrier and 12 mm M fitting to meet SAE J2888 EPA, SAE and UL standard Set of 3 SAE J2888 approved 60" R1234yf hoses

Deluxe R134a/R1234yf Conversion Kit

Extended disconnect protection sleeve Meets SAE J639 and J2888 codes

Extended disconnect protection sleeve Meets SAE J639 and J2888 codes