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5SF 10-R A 10A, 250VAC fast blow glass cartridge fuse from Bel Fuse. Features a 5x20mm package and low breaking capacity.
Mfr Part #:

5SF 10-R

Available from 1 distributors
Mfr Name: Bel Fuse
Bel Fuse
A 10A, 250VAC fast blow glass cartridge fuse from Bel Fuse. Features a 5x20mm package and low breaking capacity.
Total Stock: 60,000 pcs
$ Price Range: $0.27 - $0.73

5SF 10-R Available from 1 distributor

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
60,000 pcs
60000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16

5SF 10-R Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Approval Agency
Body Diameter
Body Length
Breaking Capacity
Breaking Capacity @ Rated Voltage
Current Rating
Current Rating (Amps)
Fuse Type
Halogen Free
Lead Style
Melting I²t
Mounting Type
Operating Temperature
Package / Case
Response Time
SVHC Present
Voltage Rating

5SF 10-R Description

Short technical summary and product information.

The 5SF 10-R is a quick-acting, glass tube cartridge fuse from Bel Fuse’s Type 5SF/5SFP series. Designed in accordance with IEC 60127-2, sheet 2, it offers a low breaking capacity of 100A at 250VAC. The fuse is rated for 10A and 250VAC with a fast blow response time and a melting I²t of 163 A²s.

 

Constructed with a glass body, nickel plated brass caps, and matte tin plated copper leads, the 5SF 10-R requires a holder for mounting. It operates over a wide temperature range of -55°C to 125°C. The fuse is approved by CE, CSA, and cURus, and is compliant with RoHS, halogen-free, and lead-free directives.

 

Typical applications include power supplies, battery chargers, and monitor adapters. Note that this part is end-of-life with a last buy date of September 30, 2024; the recommended replacement series is the 0651C/0651P.

5SF 10-R Quick Information

Product Type: Fuse
Series: 5SF
Canonical Name: 5SF 10-R Glass Cartridge Fuse, 10A, 250VAC, Fast Blow, 5x20mm
Subcategory: Cartridge Fuse

5SF 10-R Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Lead Free

5SF 10-R Estimated Pricing

Qty Low High
1+ $0.73 $0.73
5+ $0.61 $0.61
10+ $0.56 $0.56
50+ $0.46 $0.46
100+ $0.43 $0.43
250+ $0.39 $0.39
500+ $0.36 $0.36
1,000+ $0.33 $0.33
5,000+ $0.27 $0.27

Estimated market price range - modelled values for guidance only, not live distributor offers.

5SF 10-R Features

  • Rated for 10A and 250VAC.
  • Fast blow response time.
  • 5x20mm glass cartridge package.
  • 100A breaking capacity at 250VAC.
  • Operating temperature from -55°C to 125°C.

5SF 10-R Applications

  • Used in power supply protection circuits.
  • Suitable for battery charger applications.
  • Ideal for monitor adapter protection.

5SF 10-R FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the 5SF 10-R?

10A.

What is the voltage rating?

250VAC.

What is the breaking capacity?

100A at 250VAC.

What is the response time?

Fast blow.

What is the package size?

5mm x 20mm.

What is the melting I²t?

163 A²s.

What is the operating temperature range?

-55°C to 125°C.

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