Littelfuse

Littelfuse 37214000511 4A 250V TR5 Time-Lag Radial Fuse

Name: Littelfuse 37214000511 4A 250V TR5 Time-Lag Radial Fuse
Brand: Littelfuse
SKU: 37214000511

Part Number: 37214000511

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Built for PCB protection, Littelfuse 37214000511 provides a 4A 250V TR5 time-lag rating in a compact radial through-hole format with its specified lead option.

Rated Current4A

Rated Voltage250V AC

Breaking Capacity40A @ 250VAC

PackageTR5 Radial

Tags

372 Series 37214000511 Littelfuse Radial Fuse Time-Lag TR5

Within its Littelfuse family, Littelfuse 37214000511 provides 4A time-lag protection at 250V AC in the TR5 radial format. The through-hole fuse uses 3.3mm radial leads, a compact Ø8.5 × 8mm maximum body, and published breaking capability of 40A @ 250VAC. Its melting integral at 10× rated current is 126.4 A²s for coordination work. Use the official data sheet to validate coordination, derating and installation details for the application. Compare speed, approvals and mounting details before treating another fuse as an equivalent.

Technical Specifications

Part Number: 37214000511
Manufacturer Part Number: 37214000511
Series: 372 Series
Fuse Type: TR5 Radial Time-Lag Fuse
Current Rating: 4A
Voltage Rating: 250V AC
AC / DC: AC
Breaking Capacity: 40A @ 250VAC
I²t: Melting integral at 10×In: 126.4 A²s
Pre-arcing I²t: 126.4
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: IEC 60127-3 · UL/CSA/NMX 248-1 and 248-14
Terminal Type: 3.3mm Radial Leads
Fuse Speed: Time Delay
Utilization Class: TR5
Approvals: CSA · IEC · NMX · UL Recognized
Certifications: IEC · UL Recognized · CSA · NMX
Ordering package code: 0511
Packaging / lead option: Bulk, 3.3mm Leads
Pack quantity: 1000 pcs
Melting integral at 10×In: 126.4 A²s