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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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Types of Electromechanical

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Results: 399

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Part #

Industrial Relays MODEL 250A/ RIGHT FORM C RELAY

250A-MET
Littelfuse
1: $274.65
15In Stock

Mfr. Part No.
250A-MET

Mouser Part No
576-250A-MET

Industrial Relays MODEL 250A/ RIGHT FORM C RELAY

Datasheet

15In Stock

$274.65

Min.: 1
Mult.: 1

Industrial Relays 190-480 SPDT 3PH V MON RELAY

460-14
Littelfuse
1: $219.26
9In Stock

Mfr. Part No.
460-14

Mouser Part No
576-460-14

Industrial Relays 190-480 SPDT 3PH V MON RELAY

Datasheet

9In Stock

$219.26

Min.: 1
Mult.: 1

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

460-575
Littelfuse
1: $177.37
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

$177.37

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

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 DELAYONBREAKTIMER

HRDB324
Littelfuse
1: $188.52
15In Stock

Mfr. Part No.
HRDB324

Mouser Part No
576-HRDB324

Time Delay & Timing Relays DELAYONBREAKTIMER

Datasheet

15In Stock

$188.52

$151.72

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

$160.30

$146.84

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays 2x2INTERVALW/RELAY

KRDI122
Littelfuse
1: $143.02
26In Stock

Mfr. Part No.
KRDI122

Mouser Part No
576-KRDI122

Time Delay & Timing Relays 2x2INTERVALW/RELAY

Datasheet

26In Stock

$143.02

$127.36

$121.61

$110.64

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays 2x2D.O.M.W/RELAY

KRDM120
Littelfuse
1: $143.02
118In Stock

Mfr. Part No.
KRDM120

Mouser Part No
576-KRDM120

Time Delay & Timing Relays 2x2D.O.M.W/RELAY

Datasheet

118In Stock

$143.02

$127.36

$121.62

$121.45

View

Min.: 1
Mult.: 1

Industrial Relays Ground Fault Ground-Check

SE-325
Littelfuse
1: $2,424.78
2In Stock

Mfr. Part No.
SE-325

Mouser Part No
576-SE-325

Industrial Relays Ground Fault Ground-Check

Datasheet

2In Stock

$2,424.78

Min.: 1
Mult.: 1

No

Safety Relays NGR MONITOR ETHERNET

SE-330-03-00
Littelfuse
1: $8,496.67
2In Stock

Mfr. Part No.
SE-330-03-00

Mouser Part No
576-SE-330-03-00

Safety Relays NGR MONITOR ETHERNET

Datasheet

2In Stock

$8,496.67

Min.: 1
Mult.: 1

No

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

202
Littelfuse
1: $208.57
2In Stock

Mfr. Part No.
202

Mouser Part No
576-202

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

Datasheet

2In Stock

$208.57

$144.96

Quote

Min.: 1
Mult.: 1

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

202-575-RP
Littelfuse
1: $200.48
2In Stock

Mfr. Part No.
202-575-RP

Mouser Part No
576-202-575-RP

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

Datasheet

2In Stock

$200.48

$168.23

$166.90

View

Min.: 1
Mult.: 1

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

202-RP
Littelfuse
1: $136.54
2In Stock

Mfr. Part No.
202-RP

Mouser Part No
576-202-RP

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

Datasheet

2In Stock

$136.54

Min.: 1
Mult.: 1

Industrial Relays Single-Phase Pump Monitor

231-INSIDER-P
Littelfuse
1: $321.88
2In Stock
2Expected 24/9/2026

Mfr. Part No.
231-INSIDER-P

Mouser Part No
576-231-INSIDER-P

Industrial Relays Single-Phase Pump Monitor

Datasheet

2In Stock

2Expected 24/9/2026

$321.88

$308.14

$307.03

Min.: 1
Mult.: 1

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 475-6

250600
Littelfuse
1: $302.74
1In Stock

Mfr. Part No.
250600

Mouser Part No
576-250600

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 475-6

Datasheet

1In Stock

$302.74

$302.72

Min.: 1
Mult.: 1

Industrial Relays 3PH LOAD VOLT MON 19

455
Littelfuse
1: $307.81
5In Stock

Mfr. Part No.
455

Mouser Part No
576-455

Industrial Relays 3PH LOAD VOLT MON 19

Datasheet

5In Stock

$307.81

$307.80

Min.: 1
Mult.: 1

Industrial Relays 500-600V 2-800A SPDT 3PH V MON RELAY

460-15
Littelfuse
1: $219.26
3In Stock

Mfr. Part No.
460-15

Mouser Part No
576-460-15

Industrial Relays 500-600V 2-800A SPDT 3PH V MON RELAY

Datasheet

3In Stock

$219.26

Min.: 1
Mult.: 1

Industrial Relays 200-480VAC 8-00A 3PH PUMP PROTECTION

460-15-100-SLD
Littelfuse
1: $163.54
4In Stock

Mfr. Part No.
460-15-100-SLD

Mouser Part No
576-460-15-100-SLD

Industrial Relays 200-480VAC 8-00A 3PH PUMP PROTECTION

Datasheet

4In Stock

$163.54

Min.: 1
Mult.: 1

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

460-200-SP
Littelfuse
1: $168.94
3In Stock

Mfr. Part No.
460-200-SP

Mouser Part No
576-460-200-SP

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

Datasheet

3In Stock

$168.94

Min.: 1
Mult.: 1

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

460-VBM
Littelfuse
1: $195.96
7In Stock
7Expected 22/10/2026

Mfr. Part No.
460-VBM

Mouser Part No
576-460-VBM

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

Datasheet

7In Stock

7Expected 22/10/2026

$195.96

$195.95

Min.: 1
Mult.: 1

Time Delay & Timing Relays SOLID STATE TIMER (RECYCLING)

ESDR320A0P
Littelfuse
1: $179.89
4In Stock

Mfr. Part No.
ESDR320A0P

Mouser Part No
576-ESDR320A0P

Time Delay & Timing Relays SOLID STATE TIMER (RECYCLING)

Datasheet

4In Stock

$179.89

$149.94

$138.48

$138.11

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays 3PHASEVOLTAGEMONITOR

HLMUDRAAA
Littelfuse
1: $262.83
4In Stock

Mfr. Part No.
HLMUDRAAA

Mouser Part No
576-HLMUDRAAA

Time Delay & Timing Relays 3PHASEVOLTAGEMONITOR

Datasheet

4In Stock

$262.83

Min.: 1
Mult.: 1

Time Delay & Timing Relays DELAYONBREAKTIMER

HRDB117S
Littelfuse
1: $188.52
6In Stock

Mfr. Part No.
HRDB117S

Mouser Part No
576-HRDB117S

Time Delay & Timing Relays DELAYONBREAKTIMER

Datasheet

6In Stock

$188.52

$155.92

$144.31

$143.89

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays DELAYONBREAKTIMER

HRDB121
Littelfuse
1: $188.52
4In Stock

Mfr. Part No.
HRDB121

Mouser Part No
576-HRDB121

Time Delay & Timing Relays DELAYONBREAKTIMER

Datasheet

4In Stock

$188.52

$167.88

$157.05

$144.58

View

Min.: 1
Mult.: 1