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0755-82798135Electrical, Specialty Fuses
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
170M4066FUSE SQUARE 630A 700VAC RECT |
7,540 | - |
|
Datasheet |
- | Rectangular, Blade | Bulk | Active | Bolt Mount | Square | 630A | 700 VAC | - | - | Electrical, Industrial | Indicating | - | CE, CSA, UR | - | 200kA | 1.969" L x 2.087" W x 2.598" H (50.00mm x 53.00mm x 66.00mm) | - | - |
|
PSR073FL0800ZFUSE POWR-SPEED METRIC SZ73 800A |
7,206 | - |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 800A | - | - | Fast Blow | Semiconductors | Indicating | - | - | -55°C ~ 125°C | - | 2.953" L x 2.894" W x 3.130" H (75.00mm x 73.50mm x 79.50mm) | - | - |
|
FLSR450.XFUSE CRTRDGE 450A 600VAC/300VDC |
3,411 | - |
|
Datasheet |
POWR-GARD® FLSR | Cylindrical, Blade Terminals | Box | Active | Requires Holder | Cartridge | 450A | 600 VAC | 300 VDC | Slow Blow | Electrical, Industrial | - | RK5 | CE, CSA, QPL, UL | - | 200kA AC, 20kA DC | 3.094" Dia x 13.374" L (78.60mm x 339.70mm) | - | - |
|
FLSR500.XFUSE CRTRDGE 500A 600VAC/300VDC |
9,436 | - |
|
Datasheet |
POWR-GARD® FLSR | Cylindrical, Blade Terminals | Box | Active | Requires Holder | Cartridge | 500A | 600 VAC | 300 VDC | Slow Blow | Electrical, Industrial | - | RK5 | CE, CSA, QPL, UL | - | 200kA AC, 20kA DC | 3.094" Dia x 13.374" L (78.60mm x 339.70mm) | - | - |
|
170M5403FUSE SQUARE 315A 1.25KVAC RECT |
2,948 | - |
|
- |
- | - | Bulk | Active | - | Square | 315A | 1.25 kVAC | - | - | - | - | - | CSA, UL | - | - | - | - | - |
|
KAC-300FUSE CRTRDGE 300A 600VAC CYLINDR |
8,432 | - |
|
Datasheet |
KAC | Cylindrical, Blade Terminal (Bolt) | Bulk | Active | Bolt Mount | Cartridge | 300A | 600 VAC | - | - | Electrical, Industrial | - | - | UR | - | 200kA | 2.000" Dia x 3.000" L (50.80mm x 76.20mm) | - | - |
|
170M3740FUSE SQUARE 80A 1.3KVAC RECT |
7,316 | - |
|
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) | - | - |
|
FWJ-175AFUSE CARTRIDGE 175A 1KVAC/800VDC |
9,286 | - |
|
Datasheet |
FWJ | Cylindrical, Blade Terminal (Bolt) | Bulk | Active | Bolt Mount | Cartridge | 175A | 1 kVAC | 800 VDC | - | Electrical, Industrial | - | - | CE, UR | - | 25kA AC, 50kA DC | 1.526" Dia x 5.685" L (38.76mm x 144.40mm) | - | - |
|
PSR073UL0400XFUSE SQUARE 400A 1.3KVAC/1KVDC |
6,481 | - |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 400A | 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) | - | - |
|
PSR073DL0450XFUSE SQUARE 450A 1.3KVAC/1KVDC |
2,549 | - |
|
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 | 2.882" L x 2.894" W x 3.130" H (73.20mm x 73.50mm x 79.50mm) | - | - |
|
PSR073DL0500XFUSE SQUARE 500A 1.3KVAC/1KVDC |
7,302 | - |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 500A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | Indicating | - | CCC, 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) | - | - |
|
PSR073DL0400XFUSE SQUARE 400A 1.3KVAC/1KVDC |
2,865 | - |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 400A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | Indicating | - | CCC, 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) | - | - |
|
PSR073DL0315XFUSE SQUARE 315A 1.3KVAC/1KVDC |
6,419 | - |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 315A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | Indicating | - | CCC, 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) | - | - |
|
PSR073UL0315XFUSE SQUARE 315A 1.3KVAC/1KVDC |
5,501 | - |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 315A | 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) | - | - |
|
PSR073DL0350XFUSE SQUARE 350A 1.3KVAC/1KVDC |
6,248 | - |
|
Datasheet |
POWR-SPEED® PSR | - | Box | Active | Bolt Mount | Square | 350A | 1.3 kVAC | 1 kVDC | Fast Blow | Semiconductors | Indicating | - | CCC, 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) | - | - |
|
ECNR450FUSE CARTRIDGE 450A 250VAC/VDC |
4,739 | - |
|
Datasheet |
ECNR | Cylindrical, Blade Terminals | Bulk | Active | Requires Holder | Cartridge | 450A | 250 VAC | 250 VDC | Slow Blow | Electrical, Industrial | - | RK5 | CE, CSA, UL | - | 200kA | 2.880" Dia x 10.380" L (73.15mm x 263.65mm) | - | - |
|
ECNR500FUSE CRTRDGE 500A 250VAC/VDC |
2,949 | - |
|
Datasheet |
ECNR | Cylindrical, Blade Terminals | Bulk | Active | Requires Holder | Cartridge | 500A | 250 VAC | 250 VDC | Slow Blow | Electrical, Industrial | - | RK5 | CE, CSA, UL | - | 200kA | 2.880" Dia x 10.380" L (73.15mm x 263.65mm) | - | - |
|
ECNR600FUSE CARTRIDGE 600A 250VAC/VDC |
6,528 | - |
|
Datasheet |
ECNR | Cylindrical, Blade Terminals | Bulk | Active | Requires Holder | Cartridge | 600A | 250 VAC | 250 VDC | Slow Blow | Electrical, Industrial | - | RK5 | CE, CSA, UL | - | 200kA | 2.880" Dia x 10.380" L (73.15mm x 263.65mm) | - | - |
|
170M4163FUSE SQUARE 450A 700VAC RECT |
5,794 | - |
|
Datasheet |
- | Rectangular, Blade | Bulk | Active | Bolt Mount | Square | 450A | 700 VAC | - | - | Electrical, Industrial | Indicating | - | CE, CSA, UR | - | 200kA | 1.969" L x 2.087" W x 2.598" H (50.00mm x 53.00mm x 66.00mm) | - | - |
|
170M4164FUSE SQUARE 500A 700VAC RECT |
7,389 | - |
|
Datasheet |
- | Rectangular, Blade | Bulk | Active | Bolt Mount | Square | 500A | 700 VAC | - | - | Electrical, Industrial | Indicating | - | CE, CSA, UR | - | 200kA | 1.969" L x 2.087" W x 2.598" H (50.00mm x 53.00mm x 66.00mm) | - | - |
