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Industrial Manufacturing & Processing Portfolio

Littelfuse Industrial Manufacturing and Processing Portfolio encompasses protection, control, and sensing products, including fuses, protection relays, DC disconnect switches, surge protective devices, and temperature sensors. These products safeguard equipment from damage and personnel from injury due to electrical faults, while reducing costs and minimizing downtime. These devices also limit equipment damage and improve productivity.

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Part #

Industrial & Electrical Fuses 30A 600VAC 300VDC Fast Acting

KLKR030.T
Littelfuse
1: $44.69
937In Stock

Mfr. Part No.
KLKR030.T

Mouser Part No
576-KLKR030.T

Industrial & Electrical Fuses 30A 600VAC 300VDC Fast Acting

Datasheet

937In Stock

$44.69

$37.09

$32.93

$27.99

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 20A 600VAC 300VDC Fast Acting

KLKR020.T
Littelfuse
1: $39.93
1,270In Stock

Mfr. Part No.
KLKR020.T

Mouser Part No
576-KLKR020.T

Industrial & Electrical Fuses 20A 600VAC 300VDC Fast Acting

Datasheet

1,270In Stock

$39.93

$37.64

$32.79

$28.83

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Min.: 1
Mult.: 1

Safety Relays NGR MONITOR UNIVERSAL ETHERNET

SE-330-04-00
Littelfuse
1: $8,283.45
1In Stock

Mfr. Part No.
SE-330-04-00

Mouser Part No
576-SE-330-04-00

Safety Relays NGR MONITOR UNIVERSAL ETHERNET

Datasheet

1In Stock

$8,283.45

Min.: 1
Mult.: 1

No

Industrial & Electrical Fuses 10A 250VAC Midget

0BLN010.T
Littelfuse
1: $11.51
813In Stock

Mfr. Part No.
0BLN010.T

Mouser Part No
576-0BLN010.T

Industrial & Electrical Fuses 10A 250VAC Midget

Datasheet

813In Stock

$11.51

$10.20

$9.21

$7.81

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 20A 250VAC Midget

0FLM020.T
Littelfuse
1: $17.90
354In Stock

Mfr. Part No.
0FLM020.T

Mouser Part No
576-0FLM020.T

Industrial & Electrical Fuses 20A 250VAC Midget

Datasheet

354In Stock

$17.90

$15.86

$13.08

$12.06

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 3A 500VAC Midget

0FLQ003.T
Littelfuse
1: $44.05
339In Stock

Mfr. Part No.
0FLQ003.T

Mouser Part No
576-0FLQ003.T

Industrial & Electrical Fuses 3A 500VAC Midget

Datasheet

339In Stock

$44.05

$36.86

$30.53

$28.12

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 20A 500VAC Midget

0FLQ020.T
Littelfuse
1: $39.70
413In Stock

Mfr. Part No.
0FLQ020.T

Mouser Part No
576-0FLQ020.T

Industrial & Electrical Fuses 20A 500VAC Midget

Datasheet

413In Stock

$39.70

$33.93

$32.93

$31.02

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 11A 1000VAC 1000VDC Midget

0FLU011.T
Littelfuse
1: $66.95
61In Stock

Mfr. Part No.
0FLU011.T

Mouser Part No
576-0FLU011.T

Industrial & Electrical Fuses 11A 1000VAC 1000VDC Midget

Datasheet

61In Stock

$66.95

$53.53

$42.85

$42.12

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 6A 600VAC 500VDC Midget

0KLK006.T
Littelfuse
1: $36.60
147In Stock

Mfr. Part No.
0KLK006.T

Mouser Part No
576-0KLK006.T

Industrial & Electrical Fuses 6A 600VAC 500VDC Midget

Datasheet

147In Stock

$36.60

$30.98

$29.82

$24.71

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 10A 600VAC 500VDC Midget

0KLK010.T
Littelfuse
1: $37.94
527In Stock

Mfr. Part No.
0KLK010.T

Mouser Part No
576-0KLK010.T

Industrial & Electrical Fuses 10A 600VAC 500VDC Midget

Datasheet

527In Stock

$37.94

$32.33

$29.82

$24.71

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 15A 600VAC 500VDC Midget

0KLK015.T
Littelfuse
1: $33.09
288In Stock

Mfr. Part No.
0KLK015.T

Mouser Part No
576-0KLK015.T

Industrial & Electrical Fuses 15A 600VAC 500VDC Midget

Datasheet

288In Stock

$33.09

$27.44

$24.93

$22.89

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 25A 600VAC 500VDC Midget

0KLK025.T
Littelfuse
1: $37.33
116In Stock

Mfr. Part No.
0KLK025.T

Mouser Part No
576-0KLK025.T

Industrial & Electrical Fuses 25A 600VAC 500VDC Midget

Datasheet

116In Stock

$37.33

$31.66

$26.37

$24.93

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 30A 600VAC 500VDC Midget

0KLK030.T
Littelfuse
1: $34.48
275In Stock
360Expected 2/9/2026

Mfr. Part No.
0KLK030.T

Mouser Part No
576-0KLK030.T

Industrial & Electrical Fuses 30A 600VAC 500VDC Midget

Datasheet

275In Stock

360Expected 2/9/2026

$34.48

$26.23

$26.22

$23.66

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Min.: 1
Mult.: 1

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 190-4

250A
Littelfuse
1: $391.22
23In Stock

Mfr. Part No.
250A

Mouser Part No
576-250A

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 190-4

Datasheet

23In Stock

$391.22

$353.18

$331.62

Min.: 1
Mult.: 1

Industrial Relays MODEL 250A/ RIGHT FORM C RELAY

250A-MET
Littelfuse
1: $399.87
15In Stock

Mfr. Part No.
250A-MET

Mouser Part No
576-250A-MET

Industrial Relays MODEL 250A/ RIGHT FORM C RELAY

Datasheet

15In Stock

$399.87

$343.92

$322.85

Min.: 1
Mult.: 1

Industrial Relays 475-600VAC 1-800A SP DT 3PH V MON RELAY

460-575
Littelfuse
1: $246.87
12In Stock

Mfr. Part No.
460-575

Mouser Part No
576-460-575

Industrial Relays 475-600VAC 1-800A SP DT 3PH V MON RELAY

Datasheet

12In Stock

$246.87

$228.64

$214.09

$204.52

Min.: 1
Mult.: 1

Safety Relays UNIVERSAL SUPPLY ARC-FLASH RELAY

AF0100-00
Littelfuse
1: $2,277.32
4In Stock
26On Order

Mfr. Part No.
AF0100-00

Mouser Part No
576-AF0100-00

Safety Relays UNIVERSAL SUPPLY ARC-FLASH RELAY

Datasheet

4In Stock

26On Order

$2,277.32

Min.: 1
Mult.: 1

Current Transformers - Industrial CURRENT TRANSFORMER

EFCT-1
Littelfuse
1: $1,023.93
3In Stock

Mfr. Part No.
EFCT-1

Mouser Part No
576-EFCT-1

Current Transformers - Industrial CURRENT TRANSFORMER

Datasheet

3In Stock

$1,023.93

Min.: 1
Mult.: 1

Current Transformers - Industrial CURRENT TRANSFORMER 100:1 EF w/F

EFCT-2
Littelfuse
1: $1,929.01
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
EFCT-2

Mouser Part No
576-EFCT-2

Current Transformers - Industrial CURRENT TRANSFORMER 100:1 EF w/F

Datasheet

Non-Stocked Lead-Time 5 Weeks

$1,929.01

Min.: 1
Mult.: 1

Industrial Relays 75-275V No comm Earth Leakage Relay

EL731-00-00
Littelfuse
1: $2,432.86
2In Stock

Mfr. Part No.
EL731-00-00

Mouser Part No
576-EL731-00-00

Industrial Relays 75-275V No comm Earth Leakage Relay

Datasheet

2In Stock

$2,432.86

Min.: 1
Mult.: 1

Current Transformers - Industrial CT 600:1 WITH FLUX COND 88MM

ELCT30-88
Littelfuse
1: $1,050.80
5In Stock

Mfr. Part No.
ELCT30-88

Mouser Part No
576-ELCT30-88

Current Transformers - Industrial CT 600:1 WITH FLUX COND 88MM

Datasheet

5In Stock

$1,050.80

Min.: 1
Mult.: 1

Time Delay & Timing Relays DELAYONBREAKTIMER

HRDB120
Littelfuse
1: $181.94
15In Stock

Mfr. Part No.
HRDB120

Mouser Part No
576-HRDB120

Time Delay & Timing Relays DELAYONBREAKTIMER

Datasheet

15In Stock

$181.94

$168.20

$151.08

$146.88

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays DELAYONMAKETIMER

HRDM120
Littelfuse
1: $188.52
18In Stock

Mfr. Part No.
HRDM120

Mouser Part No
576-HRDM120

Time Delay & Timing Relays DELAYONMAKETIMER

Datasheet

18In Stock

$188.52

$167.88

$160.29

$147.07

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 80A 300VAC

JLLN080.V
Littelfuse
1: $63.69
64In Stock

Mfr. Part No.
JLLN080.V

Mouser Part No
576-JLLN080.V

Industrial & Electrical Fuses 80A 300VAC

Datasheet

64In Stock

$63.69

$55.16

$51.82

$43.30

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 100A 300VAC

JLLN100.V
Littelfuse
1: $60.47
91In Stock

Mfr. Part No.
JLLN100.V

Mouser Part No
576-JLLN100.V

Industrial & Electrical Fuses 100A 300VAC

Datasheet

91In Stock

$60.47

$49.69

$45.66

$42.81

View

Min.: 1
Mult.: 1