PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BR14Y4A2-26VDCRelay,electromagnetic

Microsemi Corp.-Power Management Group · NSN 5945-00-983-8577 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-983-8577 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-983-8577. Primary manufacturer part number: BR14Y4A2-26VDC.
Features
  • Relay,electromagnetic — FSC 5945
  • Features Provided: POLARIZED
  • Winding Quantity: 1
  • Winding DC Resistance Rating: 400.0 OHMS NOMINAL SINGLE WINDING
  • Duty Type: CONTINUOUS
  • Nonpile-Up Main Contact Arrangement: 4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Main Contact Load Current Rating at Maximum Rated Voltage: 5.0 AMPERES AC AND 5.0 AMPERES DC RESISTIVE LOAD
  • Operating Voltage Rating and Type at Specified Temp: 26.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-983-8577, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Microsemi Corp.-Power Management Group. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-983-8577
Primary Part NumberBR14Y4A2-26VDC
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerMicrosemi Corp.-Power Management Group
StatusACTIVE
Features ProvidedPOLARIZED
Winding Quantity1
Winding DC Resistance Rating400.0 OHMS NOMINAL SINGLE WINDING
Duty TypeCONTINUOUS
Nonpile-Up Main Contact Arrangement4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Main Contact Load Current Rating at Maximum Rated Voltage5.0 AMPERES AC AND 5.0 AMPERES DC RESISTIVE LOAD
Operating Voltage Rating and Type at Specified Temp26.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Main Contact Maximum Voltage Rating in Volts115.0 AC AND 28.0 DC
Terminal Type and Quantity14 PIN ALL FUNCTIONS
Coil Quantity1
Environmental ProtectionHERMETIC
Mounting Facility Type and Quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-108-795322279 INTERCHANGEABLE
Bearing,roller,needle
Black and Decker Us Inc
2910-00-356-130222084 INTERCHANGEABLE
Brace,air Cleaner E
Briggs and Stratton Corp
6145-01-089-2651 INTERCHANGEABLE
Cable,power,electrical
4730-01-284-912322279 INTERCHANGEABLE
Cap,tube
Schneider Metal Mfg Co Inc Ross Temp Div
Cross-Reference Index
Part NumberManufacturer
22279 Microsemi Corp.-Power Management Group (USA)
353-045-005 L3harris Interstate Electronics Corporation (USA)
BR14Y4A2-26VDC PRIMARY Microsemi Corp.-Power Management Group (USA)
Related Parts
3110-00-108-7953INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
22279
2910-00-356-1302INTERCHANGEABLE
BRACE,AIR CLEANER E
22084
6145-01-089-2651INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
4730-01-284-9123INTERCHANGEABLE
CAP,TUBE
22279

Frequently Asked Questions

What is NSN 5945-00-983-8577?

NSN 5945-00-983-8577 is a Relay,electromagnetic, manufactured by Microsemi Corp.-Power Management Group, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-983-8577?

NSN 5945-00-983-8577 has 3 cross-referenced part numbers: 22279 (Microsemi Corp.-Power Management Group), 353-045-005 (L3harris Interstate Electronics Corporation), BR14Y4A2-26VDC (Microsemi Corp.-Power Management Group).

What NSN replaces 5945-00-983-8577?

There are 4 known substitutes for 5945-00-983-8577: 3110-00-108-7953, 2910-00-356-1302, 6145-01-089-2651 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BR14Y4A2-26VDC?

Key specifications for BR14Y4A2-26VDC: Overall Length: 1.300 INCHES NOMINAL IN; Features Provided: POLARIZED; Winding Quantity: 1; Winding DC Resistance Rating: 400.0 OHMS NOMINAL SINGLE WINDING. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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