The Circuit Breaker, cataloged under National Stock Number 5925-01-708-1121, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Abb Control Inc. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-708-1121 |
| Primary Part Number | S202U-K50 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Abb Control Inc |
| Status | ACTIVE |
| Reset Method | AUTOMATIC |
| Internal Trip Release Configuration | SHUNT TRIP ALL LOCATIONS |
| Operating Voltage Type and Rating Per Pole in Volts | 240.0 AC ALL LOCATIONS |
| Mounting Facility Type and Quantity | 1 DIN RAIL |
| Switch Terminal Type | BUS BAR AND SCREW |
| Frequency in Hertz | 60.0 ALL LOCATIONS |
| Unpackaged Unit Weight | 0.25 KILOGRAMS NOMINAL KG |
| Body Style | MULTIPOLE-MULTIPLE ACTUATOR TYPE |
| Arc Quenching Method | AIR |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Pole Quantity | 2 |
| Maximum Continuous Load Current Rating Per Pole | 50.0 AMPERES AC ALL LOCATIONS |
| Features Provided | ROHS DIRECTIVE COMPLIANCE |
| Trip Release Characteristic | INSTANTANEOUS ALL LOCATIONS |
| Manual Actuator Type and Quantity | 1 TOGGLE |
| Inclosure Protection Type for Which Designed | SHOCK RESISTANT AND VIBRATION RESISTANT |
| Material | PLASTIC CASE |
| Actuator Function | TRIP-RESET |
| Trip Release Ambient Temp Rating | -25.0 CELSIUS MINIMUM AND 55.0 CELSIUS MAXIMUM ALL LOCATIONS DEGC |
| Terminal Type and Quantity | 4 SCREW |
| Trip Release Method | THERMAL-MAGNETIC ALL LOCATIONS |
| Auxiliary Switch Function and Quantity | 1 ALARM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| S202U-K50 PRIMARY | Abb Control Inc (USA) |
NSN 5925-01-708-1121 is a Circuit Breaker, manufactured by Abb Control Inc, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-708-1121 has 1 manufacturer part number on file: S202U-K50 (Abb Control Inc).
Key specifications for S202U-K50: Reset Method: AUTOMATIC; Internal Trip Release Configuration: SHUNT TRIP ALL LOCATIONS; Operating Voltage Type and Rating Per Pole in Volts: 240.0 AC ALL LOCATIONS; Mounting Facility Type and Quantity: 1 DIN RAIL. 22 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.