PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1L-CA2-55Coupler,optoelectronic

Siemens Microelectronics Inc Optoelectronics Div · NSN 5980-01-016-2716 · FSC 5980 · Light Emitting Diode
Verified by PartsTable
NSN 5980-01-016-2716 — this item is cataloged by the U.S. Government under National Stock Number 5980-01-016-2716. Primary manufacturer part number: 1L-CA2-55.
Features
  • Coupler,optoelectronic — FSC 5980
  • Storage Temp Range: -55.0 TO 150.0 CELSIUS DEGC
  • General Characteristics Item Description: OPTICALLY COUPLED ISOLATORS EMPLOYING A GALLIUM ARSENIDE INFRARED EMITTER AND A SILICON PHOTO DARLINGTON SENSOR,M55 TO P 100 DEG C OPERATING TEMP,0.365 IN. LG,0.280 IN. W,0.180 IN. H,SIX TERMINALS,PLASTIC DUAL-IN-LINE PKG IN
  • 2 verified cross-references
  • Primary manufacturer: Siemens Microelectronics Inc Optoelectronics Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,optoelectronic, cataloged under National Stock Number 5980-01-016-2716, is classified within Federal Supply Class 5980 (Light Emitting Diode) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Siemens Microelectronics Inc Optoelectronics Div. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5980-01-016-2716
Primary Part Number1L-CA2-55
Item NameCoupler,optoelectronic
FSC / FSG5980 / 59 — Light Emitting Diode
ManufacturerSiemens Microelectronics Inc Optoelectronics Div
StatusACTIVE
Storage Temp Range-55.0 TO 150.0 CELSIUS DEGC
General Characteristics Item DescriptionOPTICALLY COUPLED ISOLATORS EMPLOYING A GALLIUM ARSENIDE INFRARED EMITTER AND A SILICON PHOTO DARLINGTON SENSOR,M55 TO P 100 DEG C OPERATING TEMP,0.365 IN. LG,0.280 IN. W,0.180 IN. H,SIX TERMINALS,PLASTIC DUAL-IN-LINE PKG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5995-00-304-48603380455-501 INTERCHANGEABLE
Cable Assembly,radio Frequency
Caes Systems Llc
2940-00-857-1982101237 INTERCHANGEABLE
Filter Element,intake Air Cleane
Cummins Filtration Inc.
Cross-Reference Index
Part NumberManufacturer
1L-CA2-55 PRIMARY Siemens Microelectronics Inc Optoelectronics Div (USA)
CA2-55 Siemens Microelectronics Inc Optoelectronics Div (USA)
Related Parts
5995-00-304-4860INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
3380455-501
2940-00-857-1982INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
101237

Frequently Asked Questions

What is NSN 5980-01-016-2716?

NSN 5980-01-016-2716 is a Coupler,optoelectronic, manufactured by Siemens Microelectronics Inc Optoelectronics Div, classified under FSC 5980 (Light Emitting Diode). Status: active.

What are the part numbers for NSN 5980-01-016-2716?

NSN 5980-01-016-2716 has 2 cross-referenced part numbers: 1L-CA2-55 (Siemens Microelectronics Inc Optoelectronics Div), CA2-55 (Siemens Microelectronics Inc Optoelectronics Div).

What NSN replaces 5980-01-016-2716?

There are 2 known substitutes for 5980-01-016-2716: 5995-00-304-4860, 2940-00-857-1982. Verify interchangeability with system specifications before substitution.

What are the specifications of 1L-CA2-55?

Key specifications for 1L-CA2-55: Storage Temp Range: -55.0 TO 150.0 CELSIUS DEGC; General Characteristics Item Description: OPTICALLY COUPLED ISOLATORS EMPLOYING A GALLIUM ARSENIDE INFRARED EMITTER AND A SILICON PHOTO DARLINGTON SENSOR,M55 TO P 100 DEG C OPERATING TEMP,0.365 IN. LG,0.280 IN. W,0.180 IN. H,SIX TERMINALS,PLASTIC DUAL-IN-LINE PKG IN. 2 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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