Description
Power One PR1857 Dual Output ±5V DC Lab Bench Power Supply 115VAC Banana
Dual output benchtop DC power supply providing regulated ±5V output from 115V AC input. Delivers separate positive and negative 5V rails for laboratory and test applications.
Specifications & What's Included
- Model: PR1857
- Input: 115V AC, 60Hz
- Output: Dual ±5V DC (positive and negative 5V)
- Connectors: Banana jacks
- Form Factor: Benchtop metal chassis, gray finish
- Includes attached AC power cord
Applications
Dual polarity bench supplies like the PR1857 were standard in electronics labs and service centers for powering operational amplifier circuits, analog instrumentation, and symmetric rail systems. Commonly used for development and troubleshooting of audio equipment, telecommunications test setups, and analog signal processing circuits that require balanced positive and negative supply voltages.
Condition: Used
This Power One PR1857 dual output ±5V DC bench power supply has been tested at our facility and is in good working order. The gray metal chassis is in good used condition with light surface wear consistent with normal bench use. The front panel power switch and all four banana jack output terminals (5V POS, POS RET, NEG RET, 5V NEG) are intact and functional. The unit includes its attached AC power cord with a standard NEMA 5-15P plug. Please view our photo set and contact us if you have any questions.
This Power One PR1857 dual output ±5V DC bench power supply has been tested at our facility and is in good working order. The gray metal chassis is in good used condition with light surface wear consistent with normal bench use. The front panel power switch and all four banana jack output terminals (5V POS, POS RET, NEG RET, 5V NEG) are intact and functional. The unit includes its attached AC power cord with a standard NEMA 5-15P plug. Please view our photo set and contact us if you have any questions.
Warranty Information
We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information
Brand: |
Power One |
Model: |
PR1857 |
MPN: |
PR1857 |
Type: |
Dual Output DC Bench Power Supply |
SKU: |
32804 |
Input Voltage: |
115V AC |
Output Voltage: |
±5V DC (positive and negative 5V) |
Number of Outputs: |
2 (bipolar: +5V and -5V) |
Output Connector: |
Banana Jacks |
Power Requirements: |
115V AC, 60Hz |
Form Factor: |
Benchtop |
Enclosure: |
Metal chassis, gray finish |
Condition: |
Used – Inspected and Tested |
Seller Notes: |
Includes attached AC power cord. Unit tested and working. |
Country/Region of Manufacture: |
United States |
Condition Notes: |
Power One PR1857 ±5V DC bench power supply. Tested at our facility and in good working order. Good used condition with light surface wear. Includes attached AC power cord. All banana jack terminals intact. |
