Electrical, Specialty Fuses

Manufacturer Series Package / Case Packaging Product Status Mounting Type Fuse Type Current Rating (Amps) Voltage Rating - AC Voltage Rating - DC Response Time Applications Features Class Approval Agency Operating Temperature Breaking Capacity @ Rated Voltage Size / Dimension Grade Qualification

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Electrical, Specialty Fuses

Electrical and Specialty Fuses are circuit protection components designed to interrupt current during overload, short-circuit or fault conditions in electrical and electronic systems. They are widely used in industrial equipment, power distribution, motor drives, renewable energy systems, communication equipment, automation systems, transportation electronics, power supplies and control panels.

This category includes industrial fuses, specialty fuses, power fuses, cartridge fuses, high-voltage fuses, fast-acting fuses, time-delay fuses, semiconductor protection fuses and related overcurrent protection devices. These components are commonly selected based on current rating, voltage rating, breaking capacity, response speed, fuse size, mounting method, safety approvals and application requirements.

TomatoElec supplies original Electrical and Specialty Fuses from recognized manufacturers such as Littelfuse, Eaton, Bel Fuse, Schurter, Mersen, SIBA, Bourns, TE Connectivity and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.

Photo Mfr. Part # Availability Price Quantity Datasheet Series Package / Case Packaging Product Status Mounting Type Fuse Type Current Rating (Amps) Voltage Rating - AC Voltage Rating - DC Response Time Applications Features Class Approval Agency Operating Temperature Breaking Capacity @ Rated Voltage Size / Dimension Grade Qualification
PSR070FS0350Z

PSR070FS0350Z

FUSES POWR-SPEED

Littelfuse Inc.

6,092 -
RFQ
PSR070FS0350Z

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Requires Holder Square 350A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.913" L x 1.693" W x 1.929" H (74.00mm x 43.00mm x 49.00mm) - -
PSR070FL0350Z

PSR070FL0350Z

FUSES POWR-SPEED

Littelfuse Inc.

8,471 -
RFQ
PSR070FL0350Z

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Requires Holder Square 350A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.913" L x 1.693" W x 1.929" H (74.00mm x 43.00mm x 49.00mm) - -
PSR070FS0400Z

PSR070FS0400Z

FUSES POWR-SPEED

Littelfuse Inc.

6,080 -
RFQ
PSR070FS0400Z

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Requires Holder Square 400A 1.2 kVAC 900 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.913" L x 1.693" W x 1.929" H (74.00mm x 43.00mm x 49.00mm) - -
LPJ-175SP

LPJ-175SP

FUSE CRTRDGE 175A 600VAC/300VDC

Eaton - Bussmann Electrical Division

2,988 -
RFQ
LPJ-175SP

Datasheet

LOW-PEAK™ LPJ Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 175A 600 VAC 300 VDC Slow Blow Electrical, Industrial - J CE, CSA, UL - 300kA AC, 100kA DC 1.500" Dia x 3.000" L (38.10mm x 76.20mm) - -
PSR072FS0500Z

PSR072FS0500Z

FUSE SQUARE 500A 1.3KVAC/1KVDC

Littelfuse Inc.

2,701 -
RFQ
PSR072FS0500Z

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 500A 1.3 kVAC 1 kVDC Fast Blow Semiconductors - - CCC, CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.953" L x 2.362" W x 2.598" H (75.00mm x 60.00mm x 66.00mm) - -
PSR072UL0500X

PSR072UL0500X

FUSE SQUARE 500A 1.3KVAC/1KVDC

Littelfuse Inc.

1 -
RFQ
PSR072UL0500X

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 500A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.843" L x 2.362" W x 2.598" H (72.20mm x 60.00mm x 66.00mm) - -
PSR032FL1100Z

PSR032FL1100Z

FUSE SQUARE 1.1KA 700VAC/600VDC

Littelfuse Inc.

2,541 -
RFQ
PSR032FL1100Z

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 1.1kA 700 VAC 600 VDC Fast Blow Semiconductors - - CCC, CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 2.008" L x 2.362" W x 2.598" H (51.00mm x 60.00mm x 66.00mm) - -
PSR032DS1250X

PSR032DS1250X

FUSES POWR-SPEED

Littelfuse Inc.

1 -
RFQ
PSR032DS1250X

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 1.25kA 600 VAC 550 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.937" L x 2.362" W x 2.598" H (49.20mm x 60.00mm x 66.00mm) - -
PSR032US1250X

PSR032US1250X

FUSES POWR-SPEED

Littelfuse Inc.

1 -
RFQ
PSR032US1250X

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 1.25kA 600 VAC 550 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.937" L x 2.362" W x 2.598" H (49.20mm x 60.00mm x 66.00mm) - -
PSR073UL0450X

PSR073UL0450X

FUSE SQUARE 450A 1.3KVAC/1KVDC

Littelfuse Inc.

1 -
RFQ
PSR073UL0450X

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 450A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.882" L x 2.894" W x 3.130" H (73.20mm x 73.50mm x 79.50mm) - -
PSR073UL0350X

PSR073UL0350X

FUSE SQUARE 350A 1.3KVAC/1KVDC

Littelfuse Inc.

1 -
RFQ
PSR073UL0350X

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 350A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.882" L x 2.894" W x 3.130" H (73.20mm x 73.50mm x 79.50mm) - -
PSR032DS1400X

PSR032DS1400X

FUSES POWR-SPEED

Littelfuse Inc.

1 -
RFQ
PSR032DS1400X

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 1.4kA 500 VAC 450 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.937" L x 2.362" W x 2.598" H (49.20mm x 60.00mm x 66.00mm) - -
PSR032DS1500X

PSR032DS1500X

FUSES POWR-SPEED

Littelfuse Inc.

1 -
RFQ
PSR032DS1500X

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 1.5kA 500 VAC 450 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.937" L x 2.362" W x 2.598" H (49.20mm x 60.00mm x 66.00mm) - -
PSR032US1500X

PSR032US1500X

FUSES POWR-SPEED

Littelfuse Inc.

1 -
RFQ
PSR032US1500X

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 1.5kA 500 VAC 450 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 200kA AC, 150kA DC 1.937" L x 2.362" W x 2.598" H (49.20mm x 60.00mm x 66.00mm) - -
L75QS500.X

L75QS500.X

750VDC HIGHSPEED SEMICONDUCTOR F

Littelfuse Inc.

1 -
RFQ
L75QS500.X

Datasheet

POWR-SPEED® L75QS Cylindrical, Blade Terminal (Bolt) Box Active Bolt Mount Cartridge 500A - 750 VDC Fast Blow Electrical, Industrial - - CE, cURus, UL -55°C ~ 125°C 50kA 2.000" Dia x 2.844" L (50.80mm x 72.24mm) - -
FRS-R-300

FRS-R-300

FUSE CRTRDGE 300A 600VAC/300VDC

Eaton - Bussmann Electrical Division

2,601 -
RFQ
FRS-R-300

Datasheet

Fusetron™ FRS-R Cartridge, Non-Standard Bulk Active Requires Holder Cartridge 300A 600 VAC 300 VDC Slow Blow Electrical, Industrial - RK5 CE, CSA, UL - 200kA AC, 20kA DC 2.340" Dia x 11.630" L (59.44mm x 295.40mm) - -
FRS-R-400

FRS-R-400

FUSE CRTRDGE 400A 600VAC/300VDC

Eaton - Bussmann Electrical Division

3,383 -
RFQ
FRS-R-400

Datasheet

Fusetron™ FRS-R Cartridge, Non-Standard Bulk Active Requires Holder Cartridge 400A 600 VAC 300 VDC Slow Blow Electrical, Industrial - RK5 CE, CSA, UL - 200kA AC, 20kA DC 2.340" Dia x 11.630" L (59.44mm x 295.40mm) - -
PSR072DL0700X

PSR072DL0700X

FUSES POWR-SPEED

Littelfuse Inc.

1 -
RFQ
PSR072DL0700X

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 700A 1.2 kVAC 900 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.882" L x 2.362" W x 2.598" H (73.20mm x 60.00mm x 66.00mm) - -
PSR072UL0700X

PSR072UL0700X

FUSES POWR-SPEED

Littelfuse Inc.

7,111 -
RFQ
PSR072UL0700X

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 700A 1.2 kVAC 900 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.882" L x 2.362" W x 2.598" H (73.20mm x 60.00mm x 66.00mm) - -
PSR073UL0900X

PSR073UL0900X

FUSES POWR-SPEED

Littelfuse Inc.

1 -
RFQ
PSR073UL0900X

Datasheet

POWR-SPEED® PSR Rectangular, Blade Bulk Active Bolt Mount Square 900A 1.05 kVAC 800 VDC Fast Blow Semiconductors Indicating - CE, cURus, UL -55°C ~ 125°C 100kA AC, 150kA DC 2.921" L x 2.894" W x 3.130" H (74.20mm x 73.50mm x 79.50mm) - -
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