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Technical Data Sheet
MDL-1/2A ✓ 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 MDL-1/2A is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-431-4710, 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
MDL-1/2A
NSN: 5920-00-431-4710
FSC: 5920
CAGE: 71400 — COOPER BUSSMANN, LLC DBA COOPER INDUSTRIES (USA)
SPECIFICATIONS
Part NumberMDL-1/2A
NSN5920-00-431-4710
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MDL-1/2A TITLE COMPONENT PN MDL-1/2A MFR MDL-1/2A
KEY FEATURES
SURFACE TREATMENT: NICKEL TERMINAL
CIRCUIT OVER-CURRENT INTERRUPTION TYPE: TIME DELAY
FEATURES PROVIDED: NONRENEWABLE FUSIBLE ELEMENT
OVERALL DIAMETER: 0.250 INCHES NOMINAL IN
MAXIMUM VOLTAGE RATING IN VOLTS: 250.0 AC AND 250.0 DC
INTERRUPTION INDICATOR METHOD: VISIBLE ELEMENT
CIRCUIT OVER-CURRENT INTERRUPTION DELAY TIME IN SECONDS: 25.0 200 PCT OF CURRENT RATING AND 8.0 300 PCT OF CURRENT RATING AND 3.0 400 PCT OF CURRENT RATING
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTNICKEL TERMINAL
CIRCUIT OVER-CURRENT INTERRUPTION TYPETIME DELAY
OVERALL LENGTH1.250 INCHES NOMINAL IN
FEATURES PROVIDEDNONRENEWABLE FUSIBLE ELEMENT
OVERALL DIAMETER0.250 INCHES NOMINAL IN
MAXIMUM VOLTAGE RATING IN VOLTS250.0 AC AND 250.0 DC
INTERRUPTION INDICATOR METHODVISIBLE ELEMENT
CIRCUIT OVER-CURRENT INTERRUPTION DELAY TIME IN SECONDS25.0 200 PCT OF CURRENT RATING AND 8.0 300 PCT OF CURRENT RATING AND 3.0 400 PCT OF CURRENT RATING
CONTINUOUS CURRENT RATING IN AMPS0.500
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
1033745-1Interchangeable
interchangeable cross-reference
interchangeable
479L2-09Interchangeable
interchangeable cross-reference
interchangeable
12924-D-G14-01 SH 2 ITEM 2Interchangeable
interchangeable cross-reference
interchangeable
78999Interchangeable
interchangeable cross-reference
interchangeable
W2T105435Interchangeable
interchangeable cross-reference
interchangeable
246002Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MDL-1/2A?
MDL-1/2A is a MDL-1/2A.
What parts can replace MDL-1/2A?
There are 8 known substitutes for MDL-1/2A: 1033745-1, 479L2-09, 12924-D-G14-01 SH 2 ITEM 2 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MDL-1/2A?
MDL-1/2A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-431-4710. This indicates validated use in U.S. government and defense supply chains.
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