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Littelfuse

Littelfuse 37301250430 0.125A 250V TR5 Fast-Acting PCB Fuse

Part Number: 37301250430

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Littelfuse 37301250430 pairs a 0.125A rating with fast-acting protection in a TR5 radial PCB fuse; this code specifies the short-lead bulk configuration.

Rated Current0.125A
Rated Voltage250 V AC
Breaking Capacity50 A @ 250 VAC
PackageTR5 Radial

37301250430 is an exact-ordering-code variant of the Littelfuse 373 Series TR5 radial PCB fuse. It provides fast-acting protection at 0.125 A and 250 V AC; the documented interrupting rating is 50 A @ 250 VAC, with nominal melting I²t of 0.0019 A²s. Its configuration is short-lead bulk configuration. Use the full part number for sourcing and confirm time-current coordination, temperature effects and installation requirements from the datasheet.

Technical Specifications

Part Number
37301250430
Manufacturer Part Number
37301250430
Series
373 Series
Fuse Type
TR5 Radial PCB Fuse
Current Rating
0.125A
Voltage Rating
250 V AC
AC / DC
AC
Breaking Capacity
50 A @ 250 VAC
I²t
0.0019 A²s nominal melting I²t
Pre-arcing I²t
0.0019
Operating Temperature
-40°C to +85°C
Package / Dimensions
TR5 Radial
Mounting
PCB Through-Hole
Application
Power Electronics
Standard
UL 248-14
Terminal Type
Tin-plated copper short radial leads
Fuse Speed
Fast Acting (F)
Approvals
CSA · RoHS · UL Recognized
Certifications
UL Recognized; CSA; RoHS
Package/configuration
Short-lead bulk, 200 pcs. Nominal melting I²t: 0.0019 A²s. Radial subminiature body; 5.08 mm lead pitch. Verify exact lead dimensions in the official datasheet.

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