Mastercool Semi-Truck AC Tools & Equipment

Universal R-410A, R-22, R-404A 2-Way Manifold Gauge Set with 72" Ball Valve Hoses and Manual Shut-Off Valves (57272) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using...

Universal Red Straight Manual Shut-Off Valve (90365) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by...

Universal Replacement Rechargeable Battery (90058-BAT) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by...

Universal Replacement Rechargeable Battery with Adapter Sleeve (90058-BAT-KT) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers...

Universal Straight Manual Shut-Off Valve Set by Mastercool®. Mastercool manufactures a complete line of shut-off valves for containment of refrigerant. EPA requires shut-off valves within 12 inches of the charging hose ends to prevent...

Universal Vacuum Pump Solenoid Switch (90160) by Mastercool®. This adapter will screw onto a 1/4" FL inlet port on the vacuum pump. Plug the pump into the adapter and plug the adapter into an outlet. Operate the pump using the adapter...

Valve and Hydraulic Repair Kit (71201-001A-REPK) by Mastercool®. O rings and assorted wearable parts to repair the hydraulic flaring tool. This product is made of high-quality materials to serve you for years to come. Designed using...

Universal R-12 High Side Valve Core Remover/Installer with Valve Cores by Mastercool®. Quickly removes valve cores. Storage area, includes six replacement access valve cores. This product is made of high-quality materials to serve you...

Universal R-134a Low Side Eaton Style Valve Remover/Installer by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this...

Universal 1/2-20 UNF-F x 1/4" FL-M Connector Fitting (90363) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this...

Universal 1/4" (7/16"-20) x 13 mm Low Side Straight Retrofit Adapter (82274) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...

Universal 1/4" (7/16"-20) x 13 mm Low Side Straight Retrofit Adapter (10 pieces) (82274-10) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and...

Universal 1/4" (7/16"-20) x 16 mm High Side Straight Adapter with Valve Core (5 pieces) (82332-5) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology...

Universal 13 mm Low Side Connector by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by Mastercool will...

Universal 3/16" (3/8"-24) x 16 mm High Side Straight Adapter with Valve Core (10 pieces) (82358-10) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art...

Universal 50-Piece Charging Adapter Repair Kit by Mastercool®. Assortment of replacement gaskets, o-rings and depressors for charging hoses and adapters. Also includes valve core removal tool and replacement valve cores.

Universal 55-Piece Charging Adapter Repair Kit by Mastercool®. Assortment of replacement gaskets, o-rings and depressors for charging hoses and adapters. This product is made of high-quality materials to serve you for years to come....

Universal 90° Adapter Fitting by Mastercool®. For Cooling System Pressure Test Adapters. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...

Universal A/C Seal Service Kit by Mastercool®. General Motors A6, R4, Late DA6, HR-6, V5, 6 Pole R4 Seal. Set Includes the tools needed to replace seals on GM compressors from the early sixties through the current model year as well as...

Universal Connector (82733) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by Mastercool will last a...

Universal R-1234yf High Side Tank Fitting Adapter for 69788 RRR Machine by Mastercool®. Used For 69788 Machine. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology...

Universal R-134a Connector (82634M) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by Mastercool will...

Universal R-134a Low Side Adapter for 81490 Valve Core Remover/Installer by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...

Spring Lock Replacement O-Ring and Garter Spring Assortment by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this...

Universal 60" Blue R-134a Replacement Hose for 89660 Manifold (89660-1) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...

Universal 60" Blue Replacement Hose for 89660 Gauge Manifold (89660-2) by Mastercool®. Mastercool uses only (GRADE 5 HOSE) with a selection of Standard and Nylon Barrier for high pressure applications. Knurled brass nuts make finger...

Universal 60" Yellow Replacement Service Hose for 69110 A/C Recovery System by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...

Universal 72" Blue Standard A/C Charging Hose (44721) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by...

Universal 72" Red Conversion Hose (98723) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by Mastercool...

Universal 96" Blue Standard A/C Charging Hose (44961) by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by...