Littelfuse, Inc. PTC Resettable Fuses - RTEF120-2 RTEF120-2

Manufacturer: Littelfuse Inc.
Win Source Part Number: 793451-RTEF120-2
Series: PolySwitch
Packaging: Reel package
Type: Polymeric
Mounting Style: Through Hole
Package: Radial, Disc
Approvals: CSA, TUV, UR
Lead Spacing: 0.199" (5.05mm)
Voltage - Max: 33V
Current - Max: 40A
Current - Trip (It): 2.3A
Time to Trip: 3.5s
Part Status: Obsolete(EOL)
Family Name: RTEF
Categories: Circuit Protection
Dimension: 0.291" L x 0.118" W (7.40mm x 3.00mm)
Current - Hold (Ih) (Maximum): 1.2A
Height - Seated (Maximum): 0.480" (12.20mm)
Resistance - Initial (Ri) (Minimum): 74 mOhm
Resistance - Post Trip (R1) (Maximum): 180 mOhm
Introduction Date: January 01, 2000
ECCN: EAR99
Estimated EOL Date: Obsolete / End of life
Halogen Free: Not Compliant
Popularity: Medium
Fake Threat In the Open Market: 44 pct.
Supply and Demand Status: Limited

PTC RESET FUSE 33V 1.2A RADIAL Product overview: RTEF120-2 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 33V, 1.2A. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, 33V, 1.2A, 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-RTEF120-2 can be used for catalog matching and distributor lookup.