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Technical Data Sheet
8651-2 ✓ 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 COUPLER,OPTOELECTRONIC is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: PLASTIC; ISOLATOR OPTICALLY COUPLED; DUAL-IN-LINE; 6 TERMINALS; 5 VOLTS VEC; 50 MILIAMPERS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5980-01-082-5499, 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
8651-2
NSN: 5980-01-082-5499
FSC: 5980 — LIGHT EMITTING DIODE
CAGE: 08118 — EATON AVIATION CORPORATION (USA)
SPECIFICATIONS
general_characteristics_item_descriptionPLASTIC; ISOLATOR OPTICALLY COUPLED; DUAL-IN-LINE; 6 TERMINALS; 5 VOLTS VEC; 50 MILIAMPERS
NSN5980-01-082-5499
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLER,OPTOELECTRONIC TITLE COMPONENT PN 8651-2 MFR COUPLER,OPTOELECTRONIC
KEY FEATURES
GENERAL CHARACTERISTICS ITEM DESCRIPTION: PLASTIC; ISOLATOR OPTICALLY COUPLED; DUAL-IN-LINE; 6 TERMINALS; 5 VOLTS VEC; 50 MILIAMPERS
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONPLASTIC; ISOLATOR OPTICALLY COUPLED; DUAL-IN-LINE; 6 TERMINALS; 5 VOLTS VEC; 50 MILIAMPERS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
MCA2-30Interchangeable
interchangeable cross-reference
interchangeable
1001730-01Interchangeable
interchangeable cross-reference
interchangeable
8-6512Interchangeable
interchangeable cross-reference
interchangeable
1990-0403Interchangeable
interchangeable cross-reference
interchangeable
Q2324Interchangeable
interchangeable cross-reference
interchangeable
JAN1N3771Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8651-2?
8651-2 is a COUPLER,OPTOELECTRONIC.
What parts can replace 8651-2?
There are 8 known substitutes for 8651-2: MCA2-30, 1001730-01, 8-6512 and 5 more. Substitute compatibility should be verified for your specific system.
Is 8651-2 still available?
8651-2 is currently cancelled.
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