.hide-partial { max-height: none; } .show-more { display: none; }

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.

All Results (2,722)

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Select a category below to see filtering options and narrow down your search.

Part #

Industrial & Electrical Fuses 30A 600VAC 500VDC Midget

0KLK030.T
Littelfuse
1: $19.58
190Expected 2026/03/11

Mfr. Part No.
0KLK030.T

Mouser Part No
576-0KLK030.T

Littelfuse

Industrial & Electrical Fuses 30A 600VAC 500VDC Midget

Learn More

Datasheet

190Expected 2026/03/11

$19.58

$17.99

$17.98

$17.05

View

Min.: 1
Mult.: 1

Industrial Relays 230VAC 50/60Hz 5W 1SP PUMP SAVER

102A
Littelfuse
1: $230.01
2In Stock

Mfr. Part No.
102A

Mouser Part No
576-102A

Littelfuse

Industrial Relays 230VAC 50/60Hz 5W 1SP PUMP SAVER

Learn More

Datasheet

2In Stock

$230.01

$207.64

$197.71

$189.09

Min.: 1
Mult.: 1

Industrial Relays 230VAC 50/60Hz 5W 1SP PUMP SAVER

102A2
Littelfuse
1: $250.44
3In Stock

Mfr. Part No.
102A2

Mouser Part No
576-102A2

Littelfuse

Industrial Relays 230VAC 50/60Hz 5W 1SP PUMP SAVER

Learn More

Datasheet

3In Stock

$250.44

$207.90

$197.71

$189.09

Min.: 1
Mult.: 1

Industrial Relays 190-480VAC 50/60Hz 5W 3PH V MON RELAY

111P
Littelfuse
1: $251.86
2In Stock

Mfr. Part No.
111P

Mouser Part No
576-111P

Littelfuse

Industrial Relays 190-480VAC 50/60Hz 5W 3PH V MON RELAY

Learn More

Datasheet

2In Stock

$251.86

$236.19

$229.05

Min.: 1
Mult.: 1

Industrial Relays 190-480VAC 50/60Hz 6W 3PH V MON RELAY

201-200-SP-DPDT
Littelfuse
1: $218.73
1In Stock

Mfr. Part No.
201-200-SP-DPDT

Mouser Part No
576-201-200-SP-DPDT

Littelfuse

Industrial Relays 190-480VAC 50/60Hz 6W 3PH V MON RELAY

Learn More

Datasheet

1In Stock

$218.73

$180.83

$174.44

$168.04

Min.: 1
Mult.: 1

Industrial Relays 190-480VAC 50/60Hz 6W 3PH V MON RELAY

201A-9
Littelfuse
1: $171.48
8In Stock

Mfr. Part No.
201A-9

Mouser Part No
576-201A-9

Littelfuse

Industrial Relays 190-480VAC 50/60Hz 6W 3PH V MON RELAY

Learn More

Datasheet

8In Stock

$171.48

$145.03

$134.25

$128.66

View

Min.: 1
Mult.: 1

Industrial Relays 95-120VAC 50/60Hz 1PH V MON RELAY

201A-AU-OT
Littelfuse
1: $187.24
1In Stock

Mfr. Part No.
201A-AU-OT

Mouser Part No
576-201A-AU-OT

Littelfuse

Industrial Relays 95-120VAC 50/60Hz 1PH V MON RELAY

Learn More

Datasheet

1In Stock

$187.24

$142.05

$136.77

$132.93

View

Min.: 1
Mult.: 1

Industrial Relays 190-480VAC 50/60Hz 3PH

202
Littelfuse
1: $138.28
2In Stock

Mfr. Part No.
202

Mouser Part No
576-202

Littelfuse

Industrial Relays 190-480VAC 50/60Hz 3PH

Datasheet

2In Stock

$138.28

$117.09

$112.12

$108.10

Min.: 1
Mult.: 1

Industrial Relays 190-240VAC 50/60Hz 6W 1PH VMON RELAY

202-RP
Littelfuse
1: $138.08
2In Stock

Mfr. Part No.
202-RP

Mouser Part No
576-202-RP

Littelfuse

Industrial Relays 190-240VAC 50/60Hz 6W 1PH VMON RELAY

Learn More

Datasheet

2In Stock

$138.08

$110.65

$107.60

$103.24

$102.56

Min.: 1
Mult.: 1

Industrial Relays Single-Phase Pump Monitor

231-INSIDER-P
Littelfuse
1: $227.51
5In Stock

Mfr. Part No.
231-INSIDER-P

Mouser Part No
576-231-INSIDER-P

Littelfuse

Industrial Relays Single-Phase Pump Monitor

Learn More

Datasheet

5In Stock

$227.51

$201.27

$198.97

Min.: 1
Mult.: 1

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 475-6

250600
Littelfuse
1: $268.08
1In Stock

Mfr. Part No.
250600

Mouser Part No
576-250600

Littelfuse

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 475-6

Learn More

Datasheet

1In Stock

$268.08

$213.00

$205.64

$205.63

View

Min.: 1
Mult.: 1

Industrial Relays 3PH LOAD VOLT MON 19

455
Littelfuse
1: $288.78
2In Stock

Mfr. Part No.
455

Mouser Part No
576-455

Littelfuse

Industrial Relays 3PH LOAD VOLT MON 19

Learn More

Datasheet

2In Stock

$288.78

$240.74

$232.09

Min.: 1
Mult.: 1

Industrial Relays 190-480 SPDT 3PH V MON RELAY

460-14
Littelfuse
1: $203.99
3In Stock
3Expected 2026/03/05

Mfr. Part No.
460-14

Mouser Part No
576-460-14

Littelfuse

Industrial Relays 190-480 SPDT 3PH V MON RELAY

Learn More

Datasheet

3In Stock

3Expected 2026/03/05

$203.99

$169.80

$166.51

$161.27

Min.: 1
Mult.: 1

Industrial Relays 200-480VAC 2-90A 3PH PUMP PROTECTION

460-200-SP
Littelfuse
1: $167.24
3In Stock

Mfr. Part No.
460-200-SP

Mouser Part No
576-460-200-SP

Littelfuse

Industrial Relays 200-480VAC 2-90A 3PH PUMP PROTECTION

Learn More

Datasheet

3In Stock

$167.24

$127.90

$126.30

$122.72

Min.: 1
Mult.: 1

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

460-575
Littelfuse
1: $163.54
10In Stock

Mfr. Part No.
460-575

Mouser Part No
576-460-575

Littelfuse

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

Learn More

Datasheet

10In Stock

$163.54

$148.96

$126.85

$124.01

View

Min.: 1
Mult.: 1

Industrial Relays 200-480VAC 1-800A SPDT 3PH V MON RELAY

460-VBM
Littelfuse
1: $167.24
2In Stock

Mfr. Part No.
460-VBM

Mouser Part No
576-460-VBM

Littelfuse

Industrial Relays 200-480VAC 1-800A SPDT 3PH V MON RELAY

Learn More

Datasheet

2In Stock

$167.24

$128.21

$126.30

$122.71

$121.49

Min.: 1
Mult.: 1

Industrial Relays 95-125V 8-PIN ALTERNATING RELAY

77C
Littelfuse
1: $423.02
1In Stock

Mfr. Part No.
77C

Mouser Part No
576-77C

Littelfuse

Industrial Relays 95-125V 8-PIN ALTERNATING RELAY

Learn More

Datasheet

1In Stock

$423.02

$418.82

$414.67

Min.: 1
Mult.: 1

Industrial Relays 95-125V 8-PIN PUMP PROTECTION RELAY

77C-KW/HP
Littelfuse
1: $540.06
2In Stock

Mfr. Part No.
77C-KW/HP

Mouser Part No
576-77C-KW/HP

Littelfuse

Industrial Relays 95-125V 8-PIN PUMP PROTECTION RELAY

Learn More

Datasheet

2In Stock

$540.06

$425.69

$419.59

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1K OHM 10% GLASS BEAD

GR102F1K
Littelfuse
1: $0.79
383In Stock

Mfr. Part No.
GR102F1K

Mouser Part No
576-GR102F1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1K OHM 10% GLASS BEAD

Learn More

Datasheet

383In Stock

$0.79

$0.742

$0.695

$0.662

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3435 10K 10%

GR103E1K
Littelfuse
1: $0.711
412In Stock

Mfr. Part No.
GR103E1K

Mouser Part No
576-GR103E1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3435 10K 10%

Learn More

Datasheet

412In Stock

$0.711

$0.668

$0.626

$0.597

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3977 100K 10%

GS104J1K
Littelfuse
1: $1.30
454In Stock

Mfr. Part No.
GS104J1K

Mouser Part No
576-GS104J1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3977 100K 10%

Learn More

Datasheet

454In Stock

$1.30

$1.23

$1.16

$1.11

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO R

GT202F1K
Littelfuse
1: $1.45
456In Stock
1,000Expected 2026/04/14

Mfr. Part No.
GT202F1K

Mouser Part No
576-GT202F1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO R

Learn More

Datasheet

456In Stock

1,000Expected 2026/04/14

$1.45

$1.38

$1.29

$1.24

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays 3PHASEVOLTAGEMONITOR

HLMUDRAAA
Littelfuse
1: $238.61
3In Stock

Mfr. Part No.
HLMUDRAAA

Mouser Part No
576-HLMUDRAAA

Littelfuse

Time Delay & Timing Relays 3PHASEVOLTAGEMONITOR

Learn More

Datasheet

3In Stock

$238.61

$208.20

$200.07

$191.36

Min.: 1
Mult.: 1

Time Delay & Timing Relays DELAYONBREAKTIMER

HRDB121
Littelfuse
1: $120.92
7In Stock

Mfr. Part No.
HRDB121

Mouser Part No
576-HRDB121

Littelfuse

Time Delay & Timing Relays DELAYONBREAKTIMER

Learn More

Datasheet

7In Stock

$120.92

$107.68

$101.67

$99.27

$94.91

Min.: 1
Mult.: 1

Time Delay & Timing Relays DELAYONBREAKTIMER

HRDB223
Littelfuse
1: $107.68
9In Stock

Mfr. Part No.
HRDB223

Mouser Part No
576-HRDB223

Littelfuse

Time Delay & Timing Relays DELAYONBREAKTIMER

Learn More

Datasheet

9In Stock

$107.68

$91.66

$89.76

$88.28

View

Min.: 1
Mult.: 1

Industrial Manufacturing & Processing Portfolio

All Results (2,722)

Customer Service Office

Company

Resources

Support

Industrial Manufacturing & Processing Portfolio

All Results (2,722)

Industrial Automation

Circuit Protection

Test & Measurement

Electromechanical