What are the current and voltage ratings of SCF9550-45-20?

SCF9550-45-20 is rated 45 A at 80 V DC.

What is the breaking capacity of SCF9550-45-20?

SCF9550-45-20 has a breaking capacity of 120 A @ 80 V DC. Confirm this covers the available fault current at the installation point.

What package size does SCF9550-45-20 use?

SCF9550-45-20 uses SMD 9.5×5.0 mm package size.

Which standards and approvals apply to SCF9550-45-20?

SCF9550-45-20 is listed under cURus.

What is SCF9550-45-20 used for?

SCF9550-45-20 is listed for Battery packs, Energy Storage, Power Electronics applications. Verify suitability for your circuit before ordering.

Eaton Bussmann

Eaton Bussmann SCF9550-45-20 | 45 A 80VDC SMD 9.5×5.0 mm Self-Control Fuse

Name: Eaton Bussmann SCF9550-45-20 | 45 A 80VDC SMD 9.5×5.0 mm Self-Control Fuse
Brand: Eaton Bussmann
SKU: SCF9550-45-20

Part Number: SCF9550-45-20

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Built for multi-cell battery protection, Eaton Bussmann SCF9550-45-20 is a 45 A 80 V DC SMD 9.5×5.0 mm self-control fuse; 20 cells in series, where package fit matters.

Rated Current45 A

Rated Voltage80 V DC

Breaking Capacity120 A @ 80 V DC

PackageSMD 9.5×5.0 mm

Tags

For 45 A protection at 80 V DC, Eaton Bussmann SCF9550-45-20 uses the SCF9550 platform as a SMD 9.5×5.0 mm 3-terminal self-control fuse. The part targets multi-cell rechargeable battery packs and energy-storage protection and is characterized by integrated fuse-and-heater protection for battery overcurrent and overcharge events configured for 20 cells in series. This catalog configuration is intended for 20 cells in series. For service replacement, preserve the exact series, rating and package configuration.

Technical Specifications

Part Number: SCF9550-45-20
Manufacturer Part Number: SCF9550-45-20
Series: SCF9550 Series
Fuse Type: Self-Control Fuse
Current Rating: 45 A
Voltage Rating: 80 V DC
AC / DC: DC
Breaking Capacity: 120 A @ 80 V DC
Operating Temperature: -20°C to +60°C
Package / Dimensions: SMD 9.5×5.0 mm
Mounting: SMD
Application: Battery packs · Energy Storage · Power Electronics
Terminal Type: SMD Termination
Approvals: cURus
Certifications: cURus
3-terminal self-control fuse with integrated heater for overcurrent and overcharge protection; applicable configuration: 20 cells in series.