Littelfuse PolySwitch radial-leaded devices represent the most comprehensive and complete set of PPTC products available in the industry today. RGEF series offers low hold currents up to 14A. Resettable and single-use overcurrent devices Wide range of form factor and termination methods Devices compatible with high-volume electronics assembly Lead-free, halogen-free, and RoHS compliant
PTC RESET FUSE 16V 4A RADIAL Product overview: RGEF400K-2 from Littelfuse is a Circuit Protection Fuse for overcurrent protection, power input protection, equipment safety, automotive electronics, and industrial control panels. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 16V, 4A. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, 16V, 4A, Circuit Protection Fuse, PTC Resettable Fuses. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 150-RGEF400K-2 can be used for catalog matching and distributor lookup.
Win Source Part Number: 1361767-RGEF400K-2
Category: Circuit Protection - PTC Resettable Fuses
Temperature Range - Operating: -40°C ~ 85°C
Fake Threat In the Open Market: 30 pct.
Type: Polymeric
MSL Level: Not Applicable
Mfr: Littelfuse Inc.
Series: PolySwitch®, RGEF
Package: Tape & Reel (TR)
Product Status: Active
Package / Case: Radial, Disc
Mounting Type: Through Hole
HTSUS: 8533.40.8070
Lead Spacing: 0.199" (5.05mm)
Size / Dimension: 0.331" L x 0.098" W (8.40mm x 2.50mm)
Height - Seated (Max): 0.504" (12.80mm)
ECCN: EAR99
Current - Max: 100 A
Approval Agency: CSA, TUV, UL
Current - Hold (Ih) (Max): 4 A
Voltage - Max: 16V
Current - Trip (It): 6.8 A
Time to Trip: 1.7 s
Resistance - Initial (Ri) (Min): 21 mOhms
Resistance - Post Trip (R1) (Max): 60 mOhms
California Prop 65: Warning Information
PTC RESET FUSE 16V 4A RADIAL
| Littelfuse, Inc. | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|
| Product Category | Fuses | Fuses | Fuses | Fuses |
| Product Number | RGEF400K-2 | 150-RGEF400K-2 | 1361767-RGEF400K-2 | RGEF400K-2 |
| Product Name | 16V PolySwitch Lead-Free Radial Leaded Resettable PPTC | 16V 4A Circuit Protection Fuse | Circuit Protection - PTC Resettable Fuses | Circuit Protection - PTC Resettable Fuses |
| Mounting | Solderable (with leads) | Through Hole | Through Hole |
