

A: This pump has a flow rate of 3.5 CFM and an ultimate vacuum pressure of < 50 Pa, making it ideal for quickly evacuating home and vehicle AC systems. It far exceeds the needs of DIY users.
Q: Is the vacuum chamber seal reliable? How can I check it?
A: Test Methods: Soap Water Test: After vacuuming the chamber, close the valve and apply soapy water along the lid’s edge. No bubbles indicate a reliable seal.
Q: How loud is the pump? Will it disturb the work environment?
A: The noise level is ≤ 70 dB (comparable to normal conversation). Featuring cast aluminum housing for noise reduction, it operates quieter than similar pumps with iron casings. Fit for use in garages, workshops, or other enclosed spaces.


- Item Model Number
- RS-1
- Power
- 1/4 HP, 180W
- Free Air Displacement
- 3.5 CFM/99 L/minin
- Ultimate Vacuum
- 5 Pa/37.5 Microns
- Air Inlet Ports
- 1/4"SAE
- Compatible Refrigerants
- R134a, R22, R410a
































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