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Technical Data Sheet
PartsTable / COMPONENT / ABT-4A3-25
ABT-4A3-25 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SWITCHING UNIT,POWER TRANSFER is a the manufacturer industrial component. Key specifications include phase: THREE, current_type: AC, frequency_rating: 60.0 HERTZ NOMINAL, voltage_in_volts: 450.0, enclosure_feature: DRIPPROOF, current_rating_in_amps: 25.0. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6110-01-270-8602, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
ABT-4A3-25
NSN: 6110-01-270-8602
FSC: 6110
CAGE: 04845 — AUTOMATIC SWITCH COMPANY DBA ASCO (USA)
SPECIFICATIONS
phaseTHREE
current_typeAC
frequency_rating60.0 HERTZ NOMINAL
voltage_in_volts450.0
enclosure_featureDRIPPROOF
switch_pole_quantity3
current_rating_in_amps25.0
switch_operation_methodELECTROMAGNETIC
NSN6110-01-270-8602
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCHING UNIT,POWER TRANSFER TITLE COMPONENT PN ABT-4A3-25 MFR SWITCHING UNIT,POWER T
KEY FEATURES
•
ENCLOSURE FEATURE: DRIPPROOF
•
PHASE: THREE
•
CURRENT TYPE: AC
•
VOLTAGE IN VOLTS: 450.0
•
SWITCH OPERATION METHOD: ELECTROMAGNETIC
•
SWITCH POLE QUANTITY: 3
•
CURRENT RATING IN AMPS: 25.0
•
FREQUENCY RATING: 60.0 HERTZ NOMINAL
TECHNICAL CHARACTERISTICS (FLIS)
ENCLOSURE FEATUREDRIPPROOF
PHASETHREE
CURRENT TYPEAC
VOLTAGE IN VOLTS450.0
SWITCH OPERATION METHODELECTROMAGNETIC
SWITCH POLE QUANTITY3
CURRENT RATING IN AMPS25.0
FREQUENCY RATING60.0 HERTZ NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
N284A361641Interchangeable
interchangeable cross-reference
interchangeable
ABT-3A2-100-NO ENCLOSUREInterchangeable
interchangeable cross-reference
interchangeable
DOD-S-17773Interchangeable
interchangeable cross-reference
interchangeable
A9423503A2DInterchangeable
interchangeable cross-reference
interchangeable
9423503A2DInterchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-17773Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ABT-4A3-25?
ABT-4A3-25 is a SWITCHING UNIT,POWER TRANSFER.
What parts can replace ABT-4A3-25?
There are 20 known substitutes for ABT-4A3-25: N284A361641, ABT-3A2-100-NO ENCLOSURE, DOD-S-17773 and 17 more. Substitute compatibility should be verified for your specific system.
Is ABT-4A3-25 still available?
ABT-4A3-25 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026