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Littelfuse

Littelfuse 37414000430 4A 250V TR5 Radial Time-Lag Fuse

Part Number: 37414000430

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For a 4A option in the 374 Series, Littelfuse specifies 37414000430. Littelfuse publishes 250V AC and 50A @ 250VAC as the core electrical selection values. The TR5 radial package is intended for PCB mounting and this ordering code specifies short-lead bulk packaging in 200-piece quantity. Confirm application fit, derating and approvals with the manufacturer datasheet.

Rated Current4A
Rated Voltage250V AC
Breaking Capacity50A @ 250VAC
PackageTR5 Radial

37414000430 is specified by Littelfuse as a 4A device in the 374 Series. Circuit selection should account for 250V AC operation and the stated 50A @ 250VAC interrupting level. The TR5 radial package is intended for PCB mounting and this ordering code specifies short-lead bulk packaging in 200-piece quantity. Package data calls for TR5 Radial construction with PCB Through-Hole mounting and tin-plated copper radial pins connections. Published dimensions are Ø8.5 × 8mm max body; 5.08mm lead spacing. Typical applications include Battery Chargers, Consumer Electronics, Power Supplies, Industrial Controllers. Check the official Littelfuse datasheet before final coordination.

Technical Specifications

Part Number
37414000430
Manufacturer Part Number
37414000430
Series
374 Series
Fuse Type
TR5 Time-Lag Radial Lead Fuse
Current Rating
4A
Voltage Rating
250V AC
AC / DC
AC
Breaking Capacity
50A @ 250VAC
I²t
56 A²s
Operating Temperature
-40°C to +85°C
Package / Dimensions
TR5 Radial
Mounting
PCB Through-Hole
Application
Battery chargers · Consumer Electronics · Industrial Controls · Power supplies
Standard
UL 248-14
Terminal Type
Tin-plated Copper Radial Pins
Fuse Speed
Time Delay
Utilization Class
Supplemental
Approvals
CSA · RoHS · UL Recognized
Certifications
cULus · RoHS · Lead-Free · CSA
Body
Brown thermoplastic polyamide PA 6.6, UL 94 V-0
Operating temperature
-40°C to +85°C
Melting integral at 10×IN
56 A²s

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