Working & Warranted diffusion pumps sold by Capovani Brothers are refurbished and tested at our Scotia, New York facility according to the procedures below. 30-Day Return equipment is evaluated separately based on physical condition and, in some cases, powered on. Each product listing clearly identifies the condition and coverage that applies.
What We Check
Our Diffusion Pump Refurbishment Process
Disassembly & Cleaning
- Pump dismantled; interior and components cleaned
Cooling System Inspection
- Cooling circuit flushed and checked for leaks; repaired as necessary
Heater & Over-Temperature Protection
- Heater tested, performance verified, and replaced as needed
- Over-temperature device on heater tested, performance verified, and replaced as necessary
Vacuum Sealing & Leak Verification
- Vacuum sealing surfaces inspected; O-ring seals replaced
- Entire pump vacuum leak checked, verified, and repaired as necessary
Important: If the diffusion pump heater is not supplied with the specified voltage, the pump will not perform as specified.
Brands We Stock & Refurbish
Diffusion Pump Manufacturers
- Consolidated Vacuum Corporation (CVC)
- Edwards Vacuum
- NRC
- Varian
- Veeco Instruments
Browse Our Used Diffusion Pumps
Questions about a specific item? Contact our sales team.
