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Eaton Bussmann

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

Part Number: SCF9550-45-20L

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Specified for multi-cell battery protection, Eaton Bussmann SCF9550-45-20L is a 45 A 80 V DC SMD 9.5×5.0 mm self-control fuse; 20 LFP cells in series, with application-specific protection.

Rated Current45 A
Rated Voltage80 V DC
Breaking Capacity120 A @ 80 V DC
PackageSMD 9.5×5.0 mm

Designed around the SCF9550 platform, Eaton Bussmann SCF9550-45-20L provides 45 A / 80 V DC protection as a SMD 9.5×5.0 mm 3-terminal self-control fuse. It is intended for multi-cell rechargeable battery packs and energy-storage protection, using integrated fuse-and-heater protection for battery overcurrent and overcharge events configured for 20 LFP cells in series. This catalog configuration is intended for 20 LFP cells in series. For cross-reference work, use the full part number and listed package as the baseline.

Technical Specifications

Part Number
SCF9550-45-20L
Manufacturer Part Number
SCF9550-45-20L
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 LFP cells in series.

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