Mastercool 53223 Cartridge-Type A/C Dye Injector – Compatible with R12, R134a, R22, and R502 Systems – Pre-Filled Cartridge with 25 Applications and 1/4" FL Shut-Off Valve

Mastercool 53223 Cartridge-Type A/C Dye Injector – Compatible with R12, R134a, R22, and R502 Systems – Pre-Filled Cartridge with 25 Applications and 1/4" FL Shut-Off Valve

• ✔️ Cartridge-Based A/C Dye Injector – Designed for fast, clean, and repeatable dye injection into A/C systems using replaceable dye cartridges.
• ✔️ Twist-to-Inject with Marked Increments – Simply twist the handle to the next application line to deliver a precise dose of dye.
• ✔️ Includes Replaceable 2 oz Universal Dye Cartridge – Supports up to 25 applications and is compatible with R12, R22, R502, and R134a systems.
• ✔️ Auto Shut-Off Valve Adapter Included – Injector hose features a built-in shut-off adapter designed for standard 1/4" FL fittings.
• ✔️ No Mess, No Cleanup – Pre-filled cartridge eliminates measuring and refilling, making this an ideal tool for mobile service techs and in-shop use.
• ✔️ Mastercool Durability & Support – Engineered for professional use and backed by a trusted U.S.-based customer support team.