Equipped with an ignition-proof ON/OFF switch and a sparkless motor, the VIVOHOME dual stage rotary vane vacuum pump is engineered for safe operation with A2L, such as R32 R1234yf and R454B, and other mildly flammable refrigerants. Powered by a 1/2 HP (375W) motor running at 3456 r/min, it delivers a flow rate of 5 CFM and achieves an ultimate vacuum of 0.2 Pa in just 3 minutes, making it a reliable and secure choice for precise AC system maintenance. Features dual 1/2 in. ACME and 1/4 in. SAE ports, plus 4-adapters (2x 1/4 in. male to 5/16 in. female for R410a, 1x 1/4 in. male to 1/2 in. female, and 1x 1/4 in. male to 1/2 in. female left-hand), making it compatible with R32, R1234yf, R454B, R410a, R134a, R12, R22, and R502 air conditioning systems-making it ideal for HVAC servicing, vacuum packaging, oil distillation, and resin defoaming.