NSN 5925-01-708-2726 · NIIN 017082726 · Part number SU203M-K4
Abb Inc. Div Substation Automation & Protection · FSC 5925 — Circuit Breakers · FSG 59 — Electrical and Electronic Equipment Components · CAGE 0DFT9
Government record, cited
NSN 5925-01-708-2726 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-708-2726. Manufacturer of record part number: SU203M-K4.
Operating Voltage Type and Rating Per Pole in Volts: 250.0 AC FIRST LOCATION
Mounting Facility Type and Quantity: 2 DIN RAIL
Circuit Protection Type: OVERVOLTAGE FIRST LOCATION
Pole Quantity: 3
Maximum Continuous Load Current Rating Per Pole: 63.0 AMPERES DC FIRST LOCATION
2 manufacturer part numbers on file
Manufacturer of record: Abb Inc. Div Substation Automation & Protection
Identification
NSN: 5925-01-708-2726
NIIN: 017082726
FSC: 5925 — Circuit Breakers
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: SU203M-K4
Manufacturer: Abb Inc. Div Substation Automation & Protection
General Description
The Circuit Breaker, cataloged under National Stock Number 5925-01-708-2726, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Abb Inc. Div Substation Automation & Protection. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5925-01-708-2726
Primary Part Number
SU203M-K4
Item Name
Circuit Breaker
FSC / FSG
5925 / 59 — Circuit Breakers
Manufacturer
Abb Inc. Div Substation Automation & Protection
Status
ACTIVE
Operating Voltage Type and Rating Per Pole in Volts
250.0 AC FIRST LOCATION
Mounting Facility Type and Quantity
2 DIN RAIL
Circuit Protection Type
OVERVOLTAGE FIRST LOCATION
Pole Quantity
3
Maximum Continuous Load Current Rating Per Pole
63.0 AMPERES DC FIRST LOCATION
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5925-00-001-1277
CIRCUIT BREAKER
5925-00-001-2809
5925-00-001-2809 · Item name not on file
5925-00-001-3838
CIRCUIT BREAKER
5925-00-001-5748
5925-00-001-5748 · Item name not on file
5925-00-001-5926
5925-00-001-5926 · Item name not on file
5925-00-001-5938
5925-00-001-5938 · Item name not on file
5925-00-001-5942
CIRCUIT BREAKER
5925-00-001-5977
CIRCUIT BREAKER
Frequently Asked Questions
What is NSN 5925-01-708-2726?
NSN 5925-01-708-2726 is a Circuit Breaker, manufactured by Abb Inc. Div Substation Automation & Protection, classified under FSC 5925, Circuit Breakers. Status: active.
What part numbers are listed for NSN 5925-01-708-2726?
NSN 5925-01-708-2726 has 2 manufacturer part numbers on file: SU203M-K4 (Abb Inc. Div Substation Automation & Protection), PS453503645267 (Cae Inc).
What are the specifications of SU203M-K4?
Key specifications for SU203M-K4: Operating Voltage Type and Rating Per Pole in Volts: 250.0 AC FIRST LOCATION; Mounting Facility Type and Quantity: 2 DIN RAIL; Circuit Protection Type: OVERVOLTAGE FIRST LOCATION; Pole Quantity: 3. 5 specifications are documented in the U.S. Government catalog.
Is NSN 5925-01-708-2726 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.