Description
Airpax 55-700048 3-Pole 50A 240V Circuit Breaker For Parts Varian Klystron PSU
Thermal-magnetic circuit breaker rated for 50A at 240V AC, 50/60Hz operation. Three-pole configuration with screw/stud terminals on LINE and LOAD sides, and V-coil trip mechanism.
Specifications & What's Included
- Brand: Airpax | Model: 55-700048 / 219-3-21058-1
- Type: 3-Pole Thermal-Magnetic Circuit Breaker
- Current Rating: 50A per pole
- Voltage: 240V AC, 50/60Hz
- Terminals: Screw/stud (LINE and LOAD)
- Trip Coil: V-coil with labeled terminals
Applications
Airpax thermal-magnetic breakers were widely used in industrial power distribution, test equipment, and RF power supplies. This unit was pulled from a Varian Klystron power supply, where it provided overcurrent and short-circuit protection. Commonly found in legacy telecom infrastructure, broadcast transmitter systems, and laboratory test equipment requiring reliable DC or AC circuit protection at high current levels.
Condition: For Parts or Not Working
This Airpax 55-700048 3-pole 50A 240V circuit breaker has cracked and broken plastic housing, clearly visible in the photos. It was pulled from a Varian Klystron power supply and is being sold strictly as-is for parts or repair. It is not guaranteed functional and is not tested. Please view our photo set and contact us if you have any questions. Please note: We have multiple units in stock — yours may not be the one shown in the photos, however, it will be similar in condition and function.
This Airpax 55-700048 3-pole 50A 240V circuit breaker has cracked and broken plastic housing, clearly visible in the photos. It was pulled from a Varian Klystron power supply and is being sold strictly as-is for parts or repair. It is not guaranteed functional and is not tested. Please view our photo set and contact us if you have any questions. Please note: We have multiple units in stock — yours may not be the one shown in the photos, however, it will be similar in condition and function.
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: |
Airpax |
Model: |
55-700048 |
MPN: |
55-700048 |
Secondary Model: |
219-3-21058-1 |
Type: |
Thermal-Magnetic Circuit Breaker |
SKU: |
41929 |
Number of Poles: |
3-Pole |
Current Rating: |
50A |
Voltage Rating: |
240V AC |
Frequency: |
50/60Hz |
Amperage Per Pole: |
50A (each pole labeled 50 on toggle) |
Terminal Type: |
Screw / Stud terminals (LINE and LOAD sides) |
Coil: |
V Coil present (trip coil terminals labeled + and -) |
Condition: |
As-Is / For Parts or Not Working |
Pulled From: |
Varian Klystron Power Supply |
Seller Notes: |
Cracked and broken plastic housing — sold as-is for parts or repair only. |
Country/Region of Manufacture: |
United States |
Condition Notes: |
Airpax 55-700048 3-pole 50A 240V circuit breaker with cracked/broken plastic. Pulled from a Varian Klystron power supply. Sold as-is for parts or repair only — not tested, not guaranteed functional. |
California Prop 65 Warning: |
WARNING: This product can expose you to chemicals including lead and lead compounds, and DEHP (a phthalate), which are known to the State of California to cause cancer and birth defects or other reproductive harm. Go to P65Warnings.ca.gov |
