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561AS124 ✓ Verified by PartsTable
— · SFP TRANSCEIVER
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

The ARRESTER,ELECTRICAL SURGE is a the manufacturer industrial component. Key specifications include features_provided: HERMETICALLY SEALED CASE, internal_configuration: JUNCTION CONTACT, semiconductor_material: SILICON. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-089-7448, 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
561AS124
NSN: 5961-00-089-7448
FSC: 5961
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
NSN5961-00-089-7448
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN 561AS124 MFR OEM ARRESTER,ELECTRICAL SURGE
KEY FEATURES
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
INTERNAL CONFIGURATION: JUNCTION CONTACT
•
SEMICONDUCTOR MATERIAL: SILICON
TECHNICAL CHARACTERISTICS (FLIS)
FEATURES PROVIDEDHERMETICALLY SEALED CASE
INTERNAL CONFIGURATIONJUNCTION CONTACT
SEMICONDUCTOR MATERIALSILICON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
A40346Interchangeable
interchangeable cross-reference
interchangeable
40346Interchangeable
interchangeable cross-reference
interchangeable
52671Interchangeable
interchangeable cross-reference
interchangeable
B94.19 TABLE 8Interchangeable
interchangeable cross-reference
interchangeable
02261-0280-211Interchangeable
interchangeable cross-reference
interchangeable
65A81C937Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 561AS124?
561AS124 is a ARRESTER,ELECTRICAL SURGE.
What parts can replace 561AS124?
There are 14 known substitutes for 561AS124: A40346, 40346, 52671 and 11 more. Substitute compatibility should be verified for your specific system.
Is 561AS124 still available?
561AS124 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