PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

958L109441URelay,solid State

Siemens Energy and Automation Inc Siemens Furnas Controls Div · NSN 5945-01-540-5489 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-540-5489 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-540-5489. Primary manufacturer part number: 958L109441U.
Features
  • Relay,solid State — FSC 5945
  • Voltage Rating: UNABLE TO DECODE
  • Terminal Type and Quantity: 3 QUICK DISCONNECT, MALE
  • 3 verified cross-references
  • Primary manufacturer: Siemens Energy and Automation Inc Siemens Furnas Controls Div
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,solid State, cataloged under National Stock Number 5945-01-540-5489, 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 Siemens Energy and Automation Inc Siemens Furnas Controls Div. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-540-5489
Primary Part Number958L109441U
Item NameRelay,solid State
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerSiemens Energy and Automation Inc Siemens Furnas Controls Div
StatusACTIVE
Voltage RatingUNABLE TO DECODE
Terminal Type and Quantity3 QUICK DISCONNECT, MALE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5340-01-666-6380D2021-8 INTERCHANGEABLE
Plate,mounting
Dynatect Manufacturing, Inc. Dba Dynatect Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
958L109441U PRIMARY Siemens Energy and Automation Inc Siemens Furnas Controls Div (USA)
D20-218 Gse Holdings Inc. Dba Itw Military Gse Div Hobart Ground Systems (USA)
D20-218 Itw Gse Inc. (USA)
Related Parts
5340-01-666-6380INTERCHANGEABLE
PLATE,MOUNTING
D2021-8

Frequently Asked Questions

What is NSN 5945-01-540-5489?

NSN 5945-01-540-5489 is a Relay,solid State, manufactured by Siemens Energy and Automation Inc Siemens Furnas Controls Div, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-540-5489?

NSN 5945-01-540-5489 has 3 cross-referenced part numbers: 958L109441U (Siemens Energy and Automation Inc Siemens Furnas Controls Div), D20-218 (Gse Holdings Inc. Dba Itw Military Gse Div Hobart Ground Systems), D20-218 (Itw Gse Inc.).

What NSN replaces 5945-01-540-5489?

There is 1 known substitute for 5945-01-540-5489: 5340-01-666-6380. Verify interchangeability with system specifications before substitution.

What are the specifications of 958L109441U?

Key specifications for 958L109441U: Special Features: 3 POLES; B SERIES; 50/60 HERTZ; Voltage Rating: UNABLE TO DECODE; Terminal Type and Quantity: 3 QUICK DISCONNECT, MALE; Overall Length: 3.560 INCHES NOMINAL IN. 4 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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