• Efficient Performance: This 3.5CFM vacuum pump features a 110V and powerful 1/4 HP motor to ensure efficient and reliable performance, while its self-cooling feature and built-in thermal protection prevent burnout in case of obstructionss
• Compatibility: Lichamp single-stage vacuum pump is compatible with refrigerants including R134a, R12, R22, and R502. Suitable for HVAC systems, home AC, car maintenance, vacuum packaging, fridge vacuum, and industrial uses
• Anti-backflow: Built-in high air volume cooling fan for long time use and prevents oil backflow from contaminating chambers, containers and pipes. Withstand heavy-duty use, with a die-cast aluminum housing and a composite anti-slip rubber base
• Superior Pumping Capacity: With a 3.5 CFM pumping capacity, this HVAC vacuum pump quickly evacuates air conditioning systems to ensure efficient and thorough evacuation; a visual oil window allows you to monitor oil level and quality
• Friendly Design: equipped with an ergonomic handle and convenient power switch. Its compact size makes it easy to store and carry, and the included detailed user manual provides comprehensive instructions for use