What are Fuses ?
Fuses are protective devices that interrupt electrical circuits to prevent damage from overloads or short circuits. They are commonly used in applications like new product design, maintenance, and field replacement. Important specifications for selecting fuses include Current Rating (Amps), which determines the maximum current the fuse can handle; Breaking Capacity @ Rated Voltage, which indicates the maximum fault current the fuse can safely interrupt; and Fuse Type, which affects the response time and application suitability. Ensuring compatibility with existing designs and validating lifecycle status are crucial for effective procurement.
Parts in this category
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| Part & Mfr | Total Stock | Pricing & RFQ | Approval Agency | Breaking Capacity @ Rated Voltage | Color | Current Rating (Amps) | Fuse Type | Melting I²t | Mounting Type | Operating Temperature | Response Time | Size | Voltage Rating | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Littelfuse Inc.
|
24
|
Price on request
24
|
UL | 2kA | Green | 125 A | Automotive | 57800 | Bolt Mount | -40°C ~ 125°C | Slow Blow | 1.149" L x 0.750" W x 0.390" H (29.20mm x 19.05mm x 9.90mm) | 32 V | |
Littelfuse Inc.
|
24
|
Price on request
24
|
CE, CSA, PSE, UL | 500A | - | 10 A | Cartridge, Glass | 116 | Requires Holder | -55°C ~ 125°C | Fast Blow | 0.177" Dia x 0.570" L (4.50mm x 14.48mm) | 125 V | |
Littelfuse Inc.
|
23
|
Price on request
23
|
CSA, UL | 50A AC, 300A DC | - | 750 mA | Board Mount (Cartridge Style Excluded) | 0.155 | Surface Mount | -55°C ~ 125°C | Fast Blow | 0.285" L x 0.170" W x 0.120" H (7.24mm x 4.32mm x 3.05mm) | 125 V | |
Bel Fuse
|
22
|
Price on request
22
|
CE, CSA, cULus | 50A AC, 300A DC | - | 1 A | Board Mount (Cartridge Style Excluded) | 0.19 | Surface Mount | -55°C ~ 125°C | Fast Blow | 0.240" L x 0.100" W x 0.100" H (6.10mm x 2.54mm x 2.54mm) | 125 V | |
Littelfuse Inc.
|
22
|
Price on request
22
|
CE, CSA, PSE, UL | 100A AC, 10kA DC | - | 1 A | Cartridge, Ceramic | 16.3 | Requires Holder | -55°C ~ 125°C | Slow Blow | 0.250" Dia x 1.250" L (6.35mm x 31.75mm) | 250 V | |
Schurter Inc.
|
21
|
Price on request
21
|
CQC, cURus, VDE | 1.5kA | - | 10 A | Board Mount (Cartridge Style Excluded) | 198 | Surface Mount | -55°C ~ 125°C | Slow Blow | 0.606" L x 0.211" W x 0.211" H (15.40mm x 5.35mm x 5.35mm) | 250 V | |
Bel Fuse
|
21
|
Price on request
21
|
AEC-Q200, cURus | 100A AC, 65A DC | - | 1 A | Board Mount (Cartridge Style Excluded) | 6.1 | Through Hole | -55°C ~ 125°C | Slow Blow | 0.329" L x 0.157" W x 0.307" H (8.35mm x 4.00mm x 7.80mm) | 350 V | |
Littelfuse Inc.
|
21
|
Price on request
21
|
CCC, cURus, PSE, SEMKO, VDE | 50A | - | 3.15 A | Board Mount (Cartridge Style Excluded) | 3.1 | Through Hole | -40°C ~ 85°C | Fast Blow | 0.335" Dia x 0.315" H (8.50mm x 8.00mm) | 250 V | |
Schurter Inc.
|
20
|
Price on request
20
|
UR | 50A | - | 8 A | Cartridge, Glass | 1400 | Requires Holder | -40°C ~ 70°C | Slow Blow | 0.197" Dia x 0.787" L (5.00mm x 20.00mm) | 125 V | |
Schurter Inc.
|
20
|
Price on request
20
|
- | 1kA | - | 12.5 A | Cartridge, Glass | 230 | Requires Holder | -40°C ~ 85°C | Fast Blow | 0.250" Dia x 1.252" L (6.35mm x 31.80mm) | 250 V | |
Schurter Inc.
|
20
|
Price on request
20
|
CSA | 35A | - | 400 mA | Cartridge, Glass | 0.002 | Requires Holder | -40°C ~ 85°C | Fast Blow | 0.250" Dia x 1.252" L (6.35mm x 31.80mm) | 250 V | |
Littelfuse Inc.
|
20
|
Price on request
20
|
CSA, cULus | 50A | - | 315 mA | Board Mount (Cartridge Style Excluded) | 0.26 | Through Hole | -40°C ~ 85°C | Slow Blow | 0.335" Dia x 0.315" H (8.50mm x 8.00mm) | 250 V | |
Littelfuse Inc.
|
20
|
Price on request
20
|
CCC, CE, CSA, KC, PSE, SEMKO, UL, VDE | 1.5kA | - | 1 A | Cartridge, Ceramic | 1.52 | Requires Holder | -55°C ~ 125°C | Slow Blow | 0.205" Dia x 0.787" L (5.20mm x 20.00mm) | 250 V | |
Schurter Inc.
|
20
|
Price on request
20
|
CE | 200A | - | 20 A | Cartridge, Glass | 3520 | Requires Holder | -55°C ~ 125°C | Slow Blow | 0.250" Dia x 1.250" L (6.35mm x 31.75mm) | 250 V | |
OptiFuse
|
20
|
Price on request
20
|
CSA, cULus, UR | 200A | - | 7 A | Cartridge, Glass | 195.3 | Requires Holder | -55°C ~ 125°C | Fast Blow | 0.250" Dia x 1.252" L (6.35mm x 31.80mm) | 250 V | |
OptiFuse
|
20
|
Price on request
20
|
ISO8820-3, SAE-J2077 | 1kA | Yellow | 20 A | Automotive | - | Requires Holder | - | - | 0.433" L x 0.150" W x 0.362" H (11.00mm x 3.80mm x 9.20mm) | 32 V | |
|
Littelfuse Inc.
|
20
|
Price on request
20
|
CE, CSA, SEMKO, UL, VDE | 1.5kA | - | 500 mA | Cartridge, Ceramic | 0.42 | Requires Holder | -55°C ~ 125°C | Slow Blow | 0.205" Dia x 0.787" L (5.20mm x 20.00mm) | 250 V | |
Schurter Inc.
|
20
|
Price on request
20
|
CQC, cURus, KC, VDE | 200A AC, 35A DC | - | 100 mA | Board Mount (Cartridge Style Excluded) | 0.04 | Surface Mount | -55°C ~ 125°C | Slow Blow | 0.398" L x 0.118" W x 0.118" H (10.10mm x 3.00mm x 3.00mm) | 250 V | |
OptiFuse
|
20
|
Price on request
20
|
- | 1kA | Green | 30 A | Automotive | - | Requires Holder | -45°C ~ 125°C | - | 0.358" L x 0.150" W x 0.311" H (9.10mm x 3.80mm x 7.90mm) | 48 V | |
|
Schurter Inc.
|
20
|
Price on request
20
|
cURus | 1.5kA AC, 20kA DC | - | 1 A | Cartridge, Glass | 2.4 | Requires Holder | -40°C ~ 85°C | Slow Blow | 0.250" Dia x 1.252" L (6.35mm x 31.80mm) | 250 V | |
Littelfuse Inc.
|
19
|
Price on request
19
|
- | - | - | 7 A | Board Mount (Cartridge Style Excluded) | - | Through Hole | - | Fast Blow | 0.093" Dia x 0.280" L (2.36mm x 7.11mm) | 125 V | |
Littelfuse Inc.
|
18
|
Price on request
18
|
UL, UMF, VDE | 100A | - | 3.15 A | Board Mount (Cartridge Style Excluded) | 14 | Surface Mount | -40°C ~ 85°C | Slow Blow | 0.413" L x 0.177" W x 0.177" H (10.50mm x 4.50mm x 4.50mm) | 350 V | |
Littelfuse Inc.
|
18
|
Price on request
18
|
CE, CSA, KC, PSE, UL | 200A | - | 4 A | Cartridge, Glass | 28.5 | Requires Holder | -55°C ~ 125°C | Fast Blow | 0.250" Dia x 1.250" L (6.35mm x 31.75mm) | 250 V | |
Littelfuse Inc.
|
18
|
Price on request
18
|
CE, cULus | 30kA AC, 20kA DC | - | 20 A | Cartridge, Ceramic | 101 | Through Hole | -55°C ~ 125°C | Fast Blow | 0.275" Dia x 1.288" L (6.99mm x 32.72mm) | 500 V | |
Schurter Inc.
|
17
|
Price on request
17
|
cURus, VDE | 1kA AC, 1.5kA DC | - | 10 A | Cartridge, Ceramic | 400 | Requires Holder | -55°C ~ 125°C | Slow Blow | 0.205" Dia x 0.787" L (5.20mm x 20.00mm) | 250 V | |
Schurter Inc.
|
17
|
Price on request
17
|
CCC, cURus, KC, VDE | 35A AC, 50A DC | - | 50 mA | Board Mount (Cartridge Style Excluded) | 0.03 | Through Hole | -55°C ~ 125°C | Slow Blow | 0.335" Dia x 0.335" H (8.50mm x 8.50mm) | 250 V | |
|
Schurter Inc.
|
17
|
Price on request
17
|
CQC, cURus, KC, UL, VDE | 200A AC, 35A DC | - | 315 mA | Board Mount (Cartridge Style Excluded) | 0.27 | Surface Mount | -55°C ~ 125°C | Slow Blow | 0.398" L x 0.118" W x 0.118" H (10.10mm x 3.00mm x 3.00mm) | 250 V | |
Littelfuse Inc.
|
17
|
Price on request
17
|
CSA, QPL, UL | 10kA | - | 600 mA | Board Mount (Cartridge Style Excluded) | 0.0411 | Through Hole | -55°C ~ 85°C | Fast Blow | 0.250" Dia x 0.350" H (6.35mm x 8.89mm) | 125 V | |
Bel Fuse
|
16
|
Price on request
16
|
cURus, TUV | 100A AC, 1kA DC | - | 35 A | Board Mount (Cartridge Style Excluded) | 735 | Surface Mount | -55°C ~ 125°C | - | 0.386" L x 0.120" W x 0.120" H (9.80mm x 3.05mm x 3.05mm) | 250 V | |
Littelfuse Inc.
|
16
|
Price on request
16
|
cULus | 50A | - | 3.15 A | Board Mount (Cartridge Style Excluded) | 2.457 | Surface Mount | -55°C ~ 125°C | Fast Blow | 0.125" L x 0.062" W x 0.062" H (3.18mm x 1.58mm x 1.58mm) | 48 V | |
Schurter Inc.
|
16
|
Price on request
16
|
cURus | 50A | - | 2.5 A | Board Mount (Cartridge Style Excluded) | 0.35 | Surface Mount | -55°C ~ 90°C | Fast Blow | 0.126" L x 0.063" W x 0.024" H (3.20mm x 1.60mm x 0.60mm) | 32 V | |
Schurter Inc.
|
15
|
Price on request
15
|
cURus | 35A | - | 2 A | Cartridge, Glass | 124 | Requires Holder | -55°C ~ 125°C | Slow Blow | 0.205" Dia x 0.787" L (5.20mm x 20.00mm) | 250 V | |
Schurter Inc.
|
15
|
Price on request
15
|
cURus | 50A AC, 300A DC | - | 200 mA | Board Mount (Cartridge Style Excluded) | 0.0008 | Surface Mount | -55°C ~ 150°C | Fast Blow | 0.126" L x 0.061" W x 0.061" H (3.20mm x 1.55mm x 1.55mm) | 125 V | |
Schurter Inc.
|
15
|
Price on request
15
|
CCC, cURus, PSE/JET, VDE | 35A | - | 1.6 A | Cartridge, Glass | 2.94 | Requires Holder | -55°C ~ 125°C | Fast Blow | 0.205" Dia x 0.787" L (5.20mm x 20.00mm) | 250 V | |
Eaton - Bussmann Electrical Division
|
14
|
Price on request
14
|
UL | 1kA | Brown | 7.5 A | Automotive | - | Requires Holder | - | Fast Blow | 0.760" L x 0.207" W x 0.492" H (19.30mm x 5.25mm x 12.50mm) | 32 V | |
Littelfuse Inc.
|
14
|
Price on request
14
|
CCC, CSA, cURus, PSE, TUV | 50A AC, 300A DC | - | 5 A | Board Mount (Cartridge Style Excluded) | 4.14 | Through Hole | -55°C ~ 125°C | Fast Blow | 0.110" Dia x 0.280" L (2.80mm x 7.11mm) | 125 V | |
Littelfuse Inc.
|
14
|
Price on request
14
|
CSA, QPL, UL | 10kA | - | 2 A | Board Mount (Cartridge Style Excluded) | 0.3 | Through Hole | -55°C ~ 125°C | Fast Blow | 0.235" Dia x 0.287" H (5.97mm x 7.30mm) | 125 V | |
|
Littelfuse Inc.
|
13
|
Price on request
13
|
CCC, cURus, PSE, SEMKO, VDE | 35A | - | 3.15 A | Board Mount (Cartridge Style Excluded) | 77.3955 | Through Hole | -40°C ~ 85°C | Slow Blow | 0.335" Dia x 0.315" H (8.50mm x 8.00mm) | 250 V | |
Littelfuse Inc.
|
13
|
Price on request
13
|
CQC, KC, PSE, UL, VDE | 150A | - | 2 A | Board Mount (Cartridge Style Excluded) | 80 | Through Hole | -40°C ~ 125°C | Slow Blow | 0.488" L x 0.252" W x 0.362" H (12.40mm x 6.40mm x 9.20mm) | 250 V | |
|
Littelfuse Inc.
|
13
|
Price on request
13
|
CCC, CE, CSA, KC, PSE, SEMKO, UL, VDE | 1.5kA | - | 4 A | Cartridge, Ceramic | 46.96 | Requires Holder | -55°C ~ 125°C | Slow Blow | 0.205" Dia x 0.787" L (5.20mm x 20.00mm) | 250 V | |
Littelfuse Inc.
|
13
|
Price on request
13
|
CE, CSA, KC, PSE, UL | 100A | - | 2 A | Cartridge, Glass | 5.2 | Requires Holder | -55°C ~ 125°C | Fast Blow | 0.250" Dia x 1.250" L (6.35mm x 31.75mm) | 250 V | |
|
Littelfuse Inc.
|
13
|
Price on request
13
|
CE, CSA, PSE, SEMKO, UL, VDE | 1.5kA | - | 12 A | Cartridge, Ceramic | 515.5 | Requires Holder | -55°C ~ 125°C | Slow Blow | 0.205" Dia x 0.787" L (5.20mm x 20.00mm) | 250 V | |
Littelfuse Inc.
|
13
|
Price on request
13
|
cURus, TUV | 100A | - | 1 A | Board Mount (Cartridge Style Excluded) | 0.8 | Surface Mount | -40°C ~ 85°C | - | 0.428" L x 0.188" W x 0.188" H (10.86mm x 4.78mm x 4.78mm) | 500 V | |
Littelfuse Inc.
|
12
|
Price on request
12
|
cULus | 1kA | Brown | 7.5 A | Automotive | 60 | Requires Holder | - | Fast Blow | 0.748" L x 0.197" W x 0.520" H (19.00mm x 5.00mm x 13.20mm) | 58 V | |
|
Schurter Inc.
|
12
|
Price on request
12
|
CCC, cURus, VDE | 1.5kA | - | 4 A | Cartridge, Ceramic | 62.4 | Requires Holder | -55°C ~ 125°C | Slow Blow | 0.205" Dia x 0.787" L (5.20mm x 20.00mm) | 250 V | |
Bel Fuse
|
12
|
Price on request
12
|
CE, CSA, cULus | 100A AC, 50A DC | - | 3 A | Board Mount (Cartridge Style Excluded) | 0.02 | Surface Mount | -55°C ~ 125°C | Fast Blow | 0.126" L x 0.062" W x 0.023" H (3.20mm x 1.58mm x 0.58mm) | 125 V | |
Littelfuse Inc.
|
12
|
Price on request
12
|
CE, CSA, UL | 35A | - | 250 mA | Cartridge, Glass | 0.385 | Requires Holder | -55°C ~ 125°C | Slow Blow | 0.250" Dia x 1.250" L (6.35mm x 31.75mm) | 250 V | |
Littelfuse Inc.
|
12
|
Price on request
12
|
CSA, UL | 35A | - | 100 mA | Cartridge, Glass | 0.085 | Requires Holder | - | Slow Blow | 0.250" Dia x 1.250" L (6.35mm x 31.75mm) | 250 V | |
Schurter Inc.
|
12
|
Price on request
12
|
cURus, VDE | 100A | - | 2.5 A | Board Mount (Cartridge Style Excluded) | 2.6 | Surface Mount | -55°C ~ 125°C | Fast Blow | 0.433" L x 0.181" W x 0.154" H (11.00mm x 4.60mm x 3.90mm) | 250 V | |
Littelfuse Inc.
|
11
|
Price on request
11
|
BSI, CSA, SEMKO, UL, VDE | 35A | - | 315 mA | Cartridge, Glass | 1.14 | Requires Holder | -55°C ~ 125°C | Slow Blow | 0.205" Dia x 0.787" L (5.20mm x 20.00mm) | 250 V |
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