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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 .5A 600VAC 300VDC Slo-Blo

KLDR.500TXP
Littelfuse
1: $36.53
1,037In Stock

Mfr. Part No.
KLDR.500TXP

Mouser Part No
576-KLDR.500TXP

Industrial & Electrical Fuses .5A 600VAC 300VDC Slo-Blo

Datasheet

1,037In Stock

$36.53

$32.01

$27.37

$25.21

$22.61

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 2A 600VAC 300VDC Fast Acting

KLKR002.T
Littelfuse
1: $25.84
1,302In Stock

Mfr. Part No.
KLKR002.T

Mouser Part No
576-KLKR002.T

Industrial & Electrical Fuses 2A 600VAC 300VDC Fast Acting

Datasheet

1,302In Stock

$25.84

$23.25

$20.32

$20.12

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 4A 600VAC 600VDC Midget

KLKD004.T
Littelfuse
1: $21.45
1,477In Stock

Mfr. Part No.
KLKD004.T

Mouser Part No
576-KLKD004.T

Industrial & Electrical Fuses 4A 600VAC 600VDC Midget

Datasheet

1,477In Stock

$21.45

$19.27

$18.41

$15.93

View

Min.: 1
Mult.: 1

Safety Relays NGR MON 48VDC

SE-330-20-00
Littelfuse
1: $4,700.39
3In Stock

Mfr. Part No.
SE-330-20-00

Mouser Part No
576-SE-330-20-00

Safety Relays NGR MON 48VDC

Datasheet

3In Stock

$4,700.39

Min.: 1
Mult.: 1

No

Industrial Relays 3PH VOLT MONITOR 190-480V ADJUST

460-MR
Littelfuse
1: $230.10
12In Stock

Mfr. Part No.
460-MR

Mouser Part No
576-460-MR

Industrial Relays 3PH VOLT MONITOR 190-480V ADJUST

Datasheet

12In Stock

$230.10

$197.30

$195.00

$192.36

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays ECONO-TIMER(D.O.M.)

ERDM4130S
Littelfuse
1: $100.48
31In Stock

Mfr. Part No.
ERDM4130S

Mouser Part No
576-ERDM4130S

Time Delay & Timing Relays ECONO-TIMER(D.O.M.)

Datasheet

31In Stock

$100.48

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 100K OHM 0.5C MELF

HM104J1A
Littelfuse
1: $2.02
5,288In Stock

Mfr. Part No.
HM104J1A

Mouser Part No
576-HM104J1A

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 100K OHM 0.5C MELF

Datasheet

5,288In Stock

$2.02

$1.56

$1.30

$1.28

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays 400:5 1inW DONUT

ASQUA3
Littelfuse
1: $193.58
10In Stock

Mfr. Part No.
ASQUA3

Mouser Part No
576-ASQUA3

Time Delay & Timing Relays 400:5 1inW DONUT

Datasheet

10In Stock

$193.58

$172.37

$156.66

$154.43

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3977 30K 10%

GS303J1K
Littelfuse
1: $1.38
2,729In Stock

Mfr. Part No.
GS303J1K

Mouser Part No
576-GS303J1K

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3977 30K 10%

Datasheet

2,729In Stock

$1.38

$1.33

$1.24

$1.17

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300A 300VAC 125VDC Class T

JLLN300.X
Littelfuse
1: $139.64
103In Stock

Mfr. Part No.
JLLN300.X

Mouser Part No
576-JLLN300.X

Industrial & Electrical Fuses 300A 300VAC 125VDC Class T

Datasheet

103In Stock

$139.64

$128.77

$106.44

$97.97

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 3A 600VAC 300VDC Slo-Blo

KLDR003.TXP
Littelfuse
1: $36.89
688In Stock

Mfr. Part No.
KLDR003.TXP

Mouser Part No
576-KLDR003.TXP

Industrial & Electrical Fuses 3A 600VAC 300VDC Slo-Blo

Datasheet

688In Stock

$36.89

$30.61

$22.75

$20.52

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 90A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS090.T
Littelfuse
1: $60.63
62In Stock

Mfr. Part No.
L50QS090.T

Mouser Part No
576-L50QS090.T

Industrial & Electrical Fuses 90A 500VAC 500VDC FF L50QS POWR-SPEED

Datasheet

62In Stock

$60.63

$53.52

$45.86

$41.17

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS600.X
Littelfuse
1: $191.79
93In Stock

Mfr. Part No.
L50QS600.X

Mouser Part No
576-L50QS600.X

Industrial & Electrical Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED

Datasheet

93In Stock

$191.79

$155.69

$151.50

$141.12

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 150A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS150.V
Littelfuse
1: $154.87
25In Stock

Mfr. Part No.
L70QS150.V

Mouser Part No
576-L70QS150.V

Industrial & Electrical Fuses 150A 700VAC 700VDC FF L70QS POWR-SPEED

Datasheet

25In Stock

$154.87

$117.14

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 600A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS600.X
Littelfuse
1: $387.67
20In Stock

Mfr. Part No.
L70QS600.X

Mouser Part No
576-L70QS600.X

Industrial & Electrical Fuses 600A 700VAC 700VDC FF L70QS POWR-SPEED

Datasheet

20In Stock

$387.67

$330.93

$312.17

Min.: 1
Mult.: 1

Industrial & Electrical Fuses .25A 600VAC 300VDC Slo-Blo

KLDR.250TXP
Littelfuse
1: $34.55
379In Stock

Mfr. Part No.
KLDR.250TXP

Mouser Part No
576-KLDR.250TXP

Industrial & Electrical Fuses .25A 600VAC 300VDC Slo-Blo

Datasheet

379In Stock

$34.55

$31.66

$25.81

$22.43

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting

KLKR01.5T
Littelfuse
1: $30.21
156In Stock

Mfr. Part No.
KLKR01.5T

Mouser Part No
576-KLKR01.5T

Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting

Datasheet

156In Stock

$30.21

$26.33

$15.24

Min.: 1
Mult.: 1

Current Transformers - Industrial CT 600:1 WITH FLUX COND 31MM

ELCT30-31
Littelfuse
1: $470.67
5In Stock

Mfr. Part No.
ELCT30-31

Mouser Part No
576-ELCT30-31

Current Transformers - Industrial CT 600:1 WITH FLUX COND 31MM

Datasheet

5In Stock

$470.67

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 25A 600VAC 300VDC Slo-Blo

KLDR025.TXP
Littelfuse
1: $38.32
311In Stock

Mfr. Part No.
KLDR025.TXP

Mouser Part No
576-KLDR025.TXP

Industrial & Electrical Fuses 25A 600VAC 300VDC Slo-Blo

Datasheet

311In Stock

$38.32

$31.90

$25.27

$23.43

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 70A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS070.V
Littelfuse
1: $109.08
159In Stock

Mfr. Part No.
L70QS070.V

Mouser Part No
576-L70QS070.V

Industrial & Electrical Fuses 70A 700VAC 700VDC FF L70QS POWR-SPEED

Datasheet

159In Stock

$109.08

$100.61

$100.59

$76.58

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 630A 1250VAC SIZE 72 POWER-SPEED FLUSH M

PSR072FL0630Z
Littelfuse
1: $456.04
4In Stock

Mfr. Part No.
PSR072FL0630Z

Mouser Part No
576-PSR072FL0630Z

Industrial & Electrical Fuses 630A 1250VAC SIZE 72 POWER-SPEED FLUSH M

Datasheet

4In Stock

$456.04

$427.47

$409.64

Min.: 1
Mult.: 1

Industrial & Electrical Fuses SQB SIZE 1XL DIN BL 630A

PSX1XLDB0630X
Littelfuse
1: $720.16
10In Stock

Mfr. Part No.
PSX1XLDB0630X

Mouser Part No
576-PSX1XLDB0630X

Industrial & Electrical Fuses SQB SIZE 1XL DIN BL 630A

Datasheet

10In Stock

$720.16

$612.98

$549.49

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 900V FAST BLOW 700A

PSR073UL0700X
Littelfuse
1: $625.89
4In Stock
3Expected 2026/10/23

Mfr. Part No.
PSR073UL0700X

Mouser Part No
576-PSR073UL0700X

Industrial & Electrical Fuses 900V FAST BLOW 700A

Datasheet

4In Stock

3Expected 2026/10/23

$625.89

$575.86

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 80A

L75QS080.V
Littelfuse
1: $118.41
36In Stock

Mfr. Part No.
L75QS080.V

Mouser Part No
576-L75QS080.V

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 80A

Datasheet

36In Stock

$118.41

$97.33

$93.89

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 125A

L75QS125.V
Littelfuse
1: $163.76
62In Stock

Mfr. Part No.
L75QS125.V

Mouser Part No
576-L75QS125.V

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 125A

Datasheet

62In Stock

$163.76

$126.50

$109.73

$106.73

Min.: 1
Mult.: 1