Bourns, Inc. PTC Resettable Fuses - MF-RX300 MF-RX300

Manufacturer: Bourns Inc.
Win Source Part Number: 725158-MF-RX300
Packaging: Bulk
Type: Polymeric
Mounting Style: Through Hole
Approvals: cURus, TUV
Lead Spacing: 0.402" (10.20mm)
Voltage - Max: 60V
Current - Max: 40A
Current - Trip (It): 6A
Time to Trip: 19.8s
Part Status: Last Time Buy
Categories: Circuit Protection
Temperature Range - Operating: -40°C ~ 85°C
Manufacturer Package: Radial, Disc
Current - Hold (Ih) (Maximum): 3A
Height - Seated (Maximum): 1.181" (30.00mm)
Resistance - Initial (Ri) (Minimum): 40 mOhms
Resistance - Post Trip (R1) (Maximum): 100 mOhms
Popularity: Medium
Fake Threat In the Open Market: 70 pct.
Supply and Demand Status: Balance
Family Part Number: MF-RX
Manufacturer Pack Quantity: 500
MSL Level: 1 (Unlimited)
Parts Dimension: 0.980" L x 0.122" W (24.90mm x 3.10mm)

PTC RESET FUSE 60V 3A RADIAL Product overview: MF-RX300 from Bourns, Inc. 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 60V, 3A. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, 60V, 3A, 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-MF-RX300 can be used for catalog matching and distributor lookup.