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
PSR072FL0500Z

PSR072FL0500Z

FUSE SQUARE 500A 1.3KVAC/1KVDC

Littelfuse Inc.

7,325 -
RFQ
PSR072FL0500Z

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) - -
PSR072FS0450Z

PSR072FS0450Z

FUSE SQUARE 450A 1.3KVAC/1KVDC

Littelfuse Inc.

5,890 -
RFQ
PSR072FS0450Z

Datasheet

POWR-SPEED® PSR - Bulk Active Bolt Mount Square 450A 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) - -
PSR072FL0450Z

PSR072FL0450Z

FUSE SQUARE 450A 1.3KVAC/1KVDC

Littelfuse Inc.

5,474 -
RFQ
PSR072FL0450Z

Datasheet

POWR-SPEED® PSR - Box Active Bolt Mount Square 450A 1.3 kVAC 1 kVDC Fast Blow Semiconductors Indicating - 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) - -
50KTH

50KTH

FUSE CARTRIDGE 50A CYLINDRICAL

Eaton - Bussmann Electrical Division

7,703 -
RFQ
50KTH

Datasheet

KTH Cylindrical, Blade Terminal (Bolt) Bulk Active Bolt Mount Cartridge 50A - - - Electrical, Industrial - - - - - 1.067" Dia x 4.882" L (27.10mm x 124.00mm) - -
SPP-7H1000

SPP-7H1000

FUSE LINK 1KA 700V BLADE

Eaton - Bussmann Electrical Division

4,092 -
RFQ

-

Semitron™ SPP Fuse Link Bulk Obsolete Requires Holder - - - - - - - - - - - - - -
SPP-7H1200

SPP-7H1200

FUSE LINK 1.2KA 700V BLADE

Eaton - Bussmann Electrical Division

3,352 -
RFQ

-

Semitron™ SPP Fuse Link Bulk Obsolete Requires Holder - - - - - - - - - - - - - -
SPP-7H1250

SPP-7H1250

FUSE LINK 1.25KA 700V BLADE

Eaton - Bussmann Electrical Division

2,484 -
RFQ

-

Semitron™ SPP Fuse Link Bulk Obsolete Requires Holder - - - - - - - - - - - - - -
SPP-7E1250

SPP-7E1250

FUSE LINK 1.25KA 700V BLADE

Eaton - Bussmann Electrical Division

8,364 -
RFQ

-

Semitron™ SPP Fuse Link Bulk Obsolete Requires Holder - - - - - - - - - - - - - -
SPP-7E1200

SPP-7E1200

FUSE LINK 1.2KA 700V BLADE

Eaton - Bussmann Electrical Division

8,369 -
RFQ

-

Semitron™ SPP Fuse Link Bulk Obsolete Requires Holder - - - - - - - - - - - - - -
SPP-7E1100

SPP-7E1100

FUSE LINK 1.1KA 700V BLADE

Eaton - Bussmann Electrical Division

6,756 -
RFQ

-

Semitron™ SPP Fuse Link Bulk Obsolete Requires Holder - - - - - - - - - - - - - -
170M3770

170M3770

FUSE SQUARE 450A 700VAC RECT

Eaton - Bussmann Electrical Division

6,670 -
RFQ
170M3770

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 450A 700 VAC - - Electrical, Industrial Indicating - CSA, UR - 200kA 1.969" L x 1.772" W x 2.323" H (50.00mm x 45.00mm x 59.00mm) - -
KQT

KQT

BUSS CABLE LIMITER

Eaton - Bussmann Electrical Division

3,084 -
RFQ
KQT

Datasheet

* - Bulk Active - - - - - - - - - - - - - - -
KQV

KQV

BUSS CABLE LIMITER

Eaton - Bussmann Electrical Division

9,409 -
RFQ
KQV

Datasheet

* - Bulk Active - - - - - - - - - - - - - - -
170M4361

170M4361

FUSE SQUARE 350A 700VAC RECT

Eaton - Bussmann Electrical Division

3,794 -
RFQ
170M4361

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 350A 700 VAC - - Electrical, Industrial Indicating - CSA, UR - 200kA 1.969" L x 2.087" W x 2.717" H (50.00mm x 53.00mm x 69.00mm) - -
170M3690

170M3690

FUSE SQUARE 80A 1.3KVAC RECT

Eaton - Bussmann Electrical Division

4,743 -
RFQ
170M3690

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 80A 1.3 kVAC - - Electrical, Industrial Indicating - CSA, UR - 100kA 2.913" L x 1.772" W x 2.323" H (74.00mm x 45.00mm x 59.00mm) - -
SPP-7K1250

SPP-7K1250

FUSE LINK 1.25KA 700V STUD

Eaton - Bussmann Electrical Division

2,334 -
RFQ

-

Semitron™ SPP Fuse Link Bulk Obsolete Requires Holder - - - - - - - - - - - - - -
SPP-7K1100

SPP-7K1100

FUSE LINK 1.1KA 700V STUD

Eaton - Bussmann Electrical Division

3,443 -
RFQ

-

Semitron™ SPP Fuse Link Bulk Obsolete Requires Holder - - - - - - - - - - - - - -
SPP-7K1200

SPP-7K1200

FUSE LINK 1.2KA 700V STUD

Eaton - Bussmann Electrical Division

8,214 -
RFQ

-

Semitron™ SPP Fuse Link Bulk Obsolete Requires Holder - - - - - - - - - - - - - -
SPP-7K1000

SPP-7K1000

FUSE LINK 1KA 700V STUD

Eaton - Bussmann Electrical Division

4,742 -
RFQ

-

Semitron™ SPP Fuse Link Bulk Obsolete Requires Holder - - - - - - - - - - - - - -
170M3239

170M3239

FUSE SQUARE 63A 1.3KVAC RECT

Eaton - Bussmann Electrical Division

5,069 -
RFQ
170M3239

Datasheet

- Rectangular, Blade Bulk Active Bolt Mount Square 63A 1.3 kVAC - - Electrical, Industrial Indicating - CSA, UR - 100kA 3.150" L x 1.772" W x 2.323" H (80.00mm x 45.00mm x 59.00mm) - -
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