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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: 437

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Part #

Industrial Relays 100-240V 10-800A SPDT 3PH V MON RELAY

50R20029
Littelfuse
1: $277.14
1In Stock

Mfr. Part No.
50R20029

Mouser Part No
576-50R20029

Industrial Relays 100-240V 10-800A SPDT 3PH V MON RELAY

Datasheet

1In Stock

$277.14

$256.92

$254.34

Min.: 1
Mult.: 1

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

KSD2413M
Littelfuse
1: $69.66
4In Stock

Mfr. Part No.
KSD2413M

Mouser Part No
576-KSD2413M

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

Datasheet

4In Stock

$69.66

$58.53

$56.10

$54.84

View

Min.: 1
Mult.: 1

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

201-100-SP-DPDT
Littelfuse
1: $212.99
2In Stock

Mfr. Part No.
201-100-SP-DPDT

Mouser Part No
576-201-100-SP-DPDT

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

Datasheet

2In Stock

$212.99

$187.06

$186.09

$185.21

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays 2X2D.O.M.W/RELAY

KRDM215M
Littelfuse
1: $92.89
13In Stock

Mfr. Part No.
KRDM215M

Mouser Part No
576-KRDM215M

Time Delay & Timing Relays 2X2D.O.M.W/RELAY

Datasheet

13In Stock

$92.89

$88.00

$73.97

$72.15

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays PROGRAMMABLETIMER

KRPSD21B
Littelfuse
1: $115.43
14In Stock

Mfr. Part No.
KRPSD21B

Mouser Part No
576-KRPSD21B

Time Delay & Timing Relays PROGRAMMABLETIMER

Datasheet

14In Stock

$115.43

$103.95

$89.69

$87.35

Min.: 1
Mult.: 1

Time Delay & Timing Relays TIMEDELAYRELAY

HRISW27I
Littelfuse
1: $101.50
8In Stock

Mfr. Part No.
HRISW27I

Mouser Part No
576-HRISW27I

Time Delay & Timing Relays TIMEDELAYRELAY

Datasheet

8In Stock

$101.50

Quote

Min.: 1
Mult.: 1

Time Delay & Timing Relays 3PHASEVOLTAGEMONITOR

HLMUDN0405N
Littelfuse
1: $197.64
4In Stock

Mfr. Part No.
HLMUDN0405N

Mouser Part No
576-HLMUDN0405N

Time Delay & Timing Relays 3PHASEVOLTAGEMONITOR

Datasheet

4In Stock

$197.64

View

Min.: 1
Mult.: 1

Safety Relays NGR MONITOR UNIVERSAL ETHERNET

SE-330-04-00
Littelfuse
1: $5,537.28
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

$5,537.28

Min.: 1
Mult.: 1

No

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

201A
Littelfuse
1: $152.95
19In Stock

Mfr. Part No.
201A

Mouser Part No
576-201A

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

Datasheet

19In Stock

$152.95

Min.: 1
Mult.: 1

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 190-4

250A
Littelfuse
1: $248.63
16In Stock

Mfr. Part No.
250A

Mouser Part No
576-250A

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 190-4

Datasheet

16In Stock

$248.63

$230.55

$216.31

$195.35

Min.: 1
Mult.: 1

Industrial Relays MODEL 250A/ RIGHT FORM C RELAY

250A-MET
Littelfuse
1: $258.65
28In Stock

Mfr. Part No.
250A-MET

Mouser Part No
576-250A-MET

Industrial Relays MODEL 250A/ RIGHT FORM C RELAY

Datasheet

28In Stock

$258.65

$222.30

$215.68

$199.48

Min.: 1
Mult.: 1

Industrial Relays 200-480VAC 2-800A SPDT 3PH V MON RELAY

460-L
Littelfuse
1: $129.76
31In Stock

Mfr. Part No.
460-L

Mouser Part No
576-460-L

Industrial Relays 200-480VAC 2-800A SPDT 3PH V MON RELAY

Datasheet

31In Stock

$129.76

$128.35

$120.00

$114.49

Min.: 1
Mult.: 1

Industrial Relays ARC-FLASH RELAY 24VDC W/ CC

777-P2
Littelfuse
1: $800.24
7In Stock

Mfr. Part No.
777-P2

Mouser Part No
576-777-P2

Industrial Relays ARC-FLASH RELAY 24VDC W/ CC

Datasheet

7In Stock

$800.24

$697.67

Min.: 1
Mult.: 1

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

KRDM120
Littelfuse
1: $91.71
112In Stock
18Expected 2026/04/02

Mfr. Part No.
KRDM120

Mouser Part No
576-KRDM120

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

Datasheet

112In Stock

18Expected 2026/04/02

$91.71

$88.00

$83.12

$78.22

View

Min.: 1
Mult.: 1

Industrial Relays Ground Fault Ground-Check

SE-325
Littelfuse
1: $1,765.15
5In Stock

Mfr. Part No.
SE-325

Mouser Part No
576-SE-325

Industrial Relays Ground Fault Ground-Check

Datasheet

5In Stock

$1,765.15

Min.: 1
Mult.: 1

No

Safety Relays NGR MONITOR ETHERNET

SE-330-03-00
Littelfuse
1: $5,715.45
1In Stock

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

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

Safety Relays NGR MONITOR ETHERNET

Datasheet

1In Stock

$5,715.45

Min.: 1
Mult.: 1

No

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

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

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

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

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

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

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

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

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

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

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: $186.59
1In Stock

Mfr. Part No.
201A-AU-OT

Mouser Part No
576-201A-AU-OT

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

Datasheet

1In Stock

$186.59

$142.46

$137.11

$133.20

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

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

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

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

Industrial Relays Single-Phase Pump Monitor

Datasheet

5In Stock

$227.51

$201.27

$198.97

Min.: 1
Mult.: 1