Working & Warranted DC power supplies 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 DC Power Supply Refurbishment Process
Inspection, Cleaning & Internal Hardware
- The internal and external components of the power supplies are inspected, cleaned, verified and replaced as necessary.
- All internal hardware is tightened and secured.
- Cooling fans are cleaned, tested and replaced as necessary.
Protection & Output Operation Testing
- Overvoltage and overcurrent protections are tested when present.
- No load and short circuit output operation tested, if output oscillations are present during the test, necessary adjustments to the feedback loop are made
Full Load Testing & Performance Verification
- All power supplies are 1 hour load tested to full output capacity in applicable modes of control (i.e. current, voltage and power), internal components monitored for abnormal temperature. If output oscillations are present during the full load test, necessary adjustments to the feedback loop are made
OEM Procedure Verification
- Where applicable the power supplies are tested by outlined procedures from the OEM.
Calibration Verification
- Calibration of output and metering gauges is verified. To have equipment calibrated, the buyer will need to arrange this with an appropriate calibration facility.
Brands We Stock & Refurbish
DC Power Supply Manufacturers
- Agilent
- Bruker
- Copley Controls Corporation
- Electronic Measurements Inc. (EMI)
- Hewlett Packard
- Kepco
- Lambda
- Lorain Power Products
- Power Ten Inc.
- Rapid Power
- Sorensen
- TDK-Lambda
- Tektronix
- Xantrex
Browse Our Used DC Power Supplies
Questions about a specific item? Contact our sales team.
