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Eaton Bussmann

Eaton Bussmann SCF9550-45-03 | 45 A 80VDC SMD 9.5×5.0 mm Self-Control Fuse

Part Number: SCF9550-45-03

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Engineered for multi-cell battery protection, Eaton Bussmann SCF9550-45-03 is a 45 A 80 V DC SMD 9.5×5.0 mm self-control fuse; 3 cells in series, for engineering procurement.

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

For 45 A protection at 80 V DC, Eaton Bussmann SCF9550-45-03 uses the SCF9550 platform 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 3 cells in series. This catalog configuration is intended for 3 cells in series. For production sourcing, treat the full MPN as the primary match key.

Technical Specifications

Part Number
SCF9550-45-03
Manufacturer Part Number
SCF9550-45-03
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
3 cells in series.

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