• 2-stage rotary vane design: Powerful, quiet high vacuum capability for maximum moisture removal and reduced evacuation time
• Heavy-duty motor: Sealed bearing, high-torque design for easy startup and efficient operation
• Angled oil drain valve: faster, more complete draining
• Easy view sight glass: Easily see oil levels
• Top oil fill port: Better access when refilling oil
• Cast aluminum body: Lightweight and durable die-cast aluminum reduces weight and creates a strong, durable pump
• Quality: Performance-tested to meet Robinair’s quality, durability and longevity standards
• Intake screen: Prevents foreign matter from entering pumping chamber. External exhaust filter separates oil vapor from exhaust flow
• Brass intakes: Reliable brass intake valves with Flare, ACME or both style fittings with tethered caps
• “No Hassle” warranty: Exclusive over-the-counter replacement warranty. Robinair pumps can be returned to a distributor for an immediate exchange. U.S. and Canada only. In other locations, see your Robinair distributor
• Multi-use: Designed for use on A/C-R systems using CFCs, HCFCs, and HFCs in conjunction with mineral oil, ester oil, alkyl benzene oil, and PAG oil as lubricants
• Not for use with ammonia or lithium bromide systems
• Not for use with A4L or other flammable refrigerants

Robinair VacuMaster vacuum pumps features a two stage design, cleaning the system more thoroughly with a second vacuum, and leading to a deeper ultimate vacuum level. Designed for quick oil changes, the oil fill port and drain plug are easily accessible for fast and complete oil changes, and the easy view sight glass enables users to quickly see both oil color and level.

VacuMaster pumps feature heavy duty motors, with a high torque design for easy start up and efficient operation. Available in a variety of sizes, Robinair offers a vacuum pumps for any application.