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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: 409

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Part #

Safety Relays NGR MON 48VDC

SE-330-20-00
Littelfuse
1: $6,491.37
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

$6,491.37

Min.: 1
Mult.: 1

No

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

ERDM4130S
Littelfuse
1: $135.87
31In Stock

Mfr. Part No.
ERDM4130S

Mouser Part No
576-ERDM4130S

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

Datasheet

31In Stock

$135.87

Min.: 1
Mult.: 1

Industrial Relays 3PH VOLT MONITOR 190-480V ADJUST

460-MR
Littelfuse
1: $319.78
2In Stock
10Expected 4/6/2026

Mfr. Part No.
460-MR

Mouser Part No
576-460-MR

Industrial Relays 3PH VOLT MONITOR 190-480V ADJUST

Datasheet

2In Stock

10Expected 4/6/2026

$319.78

$274.21

$270.99

$267.34

View

Min.: 1
Mult.: 1

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

KSD11120S
Littelfuse
1: $112.41
3In Stock

Mfr. Part No.
KSD11120S

Mouser Part No
576-KSD11120S

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

Datasheet

3In Stock

$112.41

$91.16

$88.45

Min.: 1
Mult.: 1

Time Delay & Timing Relays DELAYONBREAKTIMER

HRDB117S
Littelfuse
1: $160.49
8In Stock

Mfr. Part No.
HRDB117S

Mouser Part No
576-HRDB117S

Time Delay & Timing Relays DELAYONBREAKTIMER

Datasheet

8In Stock

$160.49

$149.70

$148.79

$147.26

Quote

Min.: 1
Mult.: 1

Time Delay & Timing Relays PROGRAMMABLETIMER

KRPDD2121MB
Littelfuse
1: $178.27
7In Stock

Mfr. Part No.
KRPDD2121MB

Mouser Part No
576-KRPDD2121MB

Time Delay & Timing Relays PROGRAMMABLETIMER

Datasheet

7In Stock

$178.27

$162.57

$161.17

$161.14

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays TIMEDELAYRELAY

HRISW25B
Littelfuse
1: $212.24
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
HRISW25B

Mouser Part No
576-HRISW25B

Time Delay & Timing Relays TIMEDELAYRELAY

Datasheet

Non-Stocked Lead-Time 17 Weeks

$212.24

$189.00

$180.09

$174.22

Min.: 1
Mult.: 1

Time Delay & Timing Relays SOLIDSTATETIMERRECY CLING

ESDR420A0
Littelfuse
1: $183.76
11In Stock

Mfr. Part No.
ESDR420A0

Mouser Part No
576-ESDR420A0

Time Delay & Timing Relays SOLIDSTATETIMERRECY CLING

Datasheet

11In Stock

$183.76

$163.62

$156.22

$150.84

Min.: 1
Mult.: 1

Time Delay & Timing Relays TIMEDELAYRELAY

HRISW27I
Littelfuse
1: $212.24
5In Stock

Mfr. Part No.
HRISW27I

Mouser Part No
576-HRISW27I

Time Delay & Timing Relays TIMEDELAYRELAY

Datasheet

5In Stock

$212.24

$189.00

$180.09

$174.22

Min.: 1
Mult.: 1

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

50R20029
Littelfuse
1: $433.47
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

$433.47

$408.66

Min.: 1
Mult.: 1

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

KSD2413M
Littelfuse
1: $111.35
4In Stock

Mfr. Part No.
KSD2413M

Mouser Part No
576-KSD2413M

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

Datasheet

4In Stock

$111.35

$90.70

$89.71

Min.: 1
Mult.: 1

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

201-100-SP-DPDT
Littelfuse
1: $324.86
1In 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

1In Stock

$324.86

$293.96

Min.: 1
Mult.: 1

Time Delay & Timing Relays 3PHASEVOLTAGEMONITOR

HLMUDN0405N
Littelfuse
1: $300.13
4In Stock

Mfr. Part No.
HLMUDN0405N

Mouser Part No
576-HLMUDN0405N

Time Delay & Timing Relays 3PHASEVOLTAGEMONITOR

Datasheet

4In Stock

$300.13

$298.32

Min.: 1
Mult.: 1

Time Delay & Timing Relays PROGRAMMABLETIMER

KRPSD21B
Littelfuse
1: $145.31
14In Stock

Mfr. Part No.
KRPSD21B

Mouser Part No
576-KRPSD21B

Time Delay & Timing Relays PROGRAMMABLETIMER

Datasheet

14In Stock

$145.31

$135.36

$135.34

$133.57

View

Min.: 1
Mult.: 1

Industrial Relays 3PH 190-480V/AD VOLT MONITOR

460
Littelfuse
1: $232.12
157In Stock

Mfr. Part No.
460

Mouser Part No
576-460

Industrial Relays 3PH 190-480V/AD VOLT MONITOR

Datasheet

157In Stock

$232.12

$208.08

$203.02

$196.41

Quote

Min.: 1
Mult.: 1

Industrial Relays ARC-FLASH RELAY 24VDC W/ CC

777-P2
Littelfuse
1: $1,241.73
30In Stock

Mfr. Part No.
777-P2

Mouser Part No
576-777-P2

Industrial Relays ARC-FLASH RELAY 24VDC W/ CC

Datasheet

30In Stock

$1,241.73

$1,192.54

Min.: 1
Mult.: 1

Safety Relays NGR MONITOR UNIVERSAL ETHERNET

SE-330-04-00
Littelfuse
1: $8,459.62
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

$8,459.62

Min.: 1
Mult.: 1

No

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 190-4

250A
Littelfuse
1: $385.45
16In Stock

Mfr. Part No.
250A

Mouser Part No
576-250A

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 190-4

Datasheet

16In Stock

$385.45

$357.84

$338.92

Min.: 1
Mult.: 1

Industrial Relays MODEL 250A/ RIGHT FORM C RELAY

250A-MET
Littelfuse
1: $405.85
16In Stock

Mfr. Part No.
250A-MET

Mouser Part No
576-250A-MET

Industrial Relays MODEL 250A/ RIGHT FORM C RELAY

Datasheet

16In Stock

$405.85

$351.49

$329.97

Min.: 1
Mult.: 1

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

460-L
Littelfuse
1: $211.74
27In Stock

Mfr. Part No.
460-L

Mouser Part No
576-460-L

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

Datasheet

27In Stock

$211.74

$200.87

$187.94

$180.70

View

Min.: 1
Mult.: 1

Industrial Relays ALARM CONTR/BAT CHG W/O SD12-PC SOCKET

777-LR-P2
Littelfuse
1: $1,249.71
6In Stock

Mfr. Part No.
777-LR-P2

Mouser Part No
576-777-LR-P2

Industrial Relays ALARM CONTR/BAT CHG W/O SD12-PC SOCKET

Datasheet

6In Stock

$1,249.71

$1,158.36

Min.: 1
Mult.: 1

Safety Relays UNIVERSAL SUPPLY ARC-FLASH RELAY

AF0100-00
Littelfuse
1: $2,354.52
4In Stock
6On Order

Mfr. Part No.
AF0100-00

Mouser Part No
576-AF0100-00

Safety Relays UNIVERSAL SUPPLY ARC-FLASH RELAY

Datasheet

4In Stock

6On Order

$2,354.52

Min.: 1
Mult.: 1

Time Delay & Timing Relays SOLID STATE TIMER (RECYCLING)

ESDR320A0P
Littelfuse
1: $183.95
15In Stock

Mfr. Part No.
ESDR320A0P

Mouser Part No
576-ESDR320A0P

Time Delay & Timing Relays SOLID STATE TIMER (RECYCLING)

Datasheet

15In Stock

$183.95

$161.74

$156.40

$151.02

Min.: 1
Mult.: 1

Time Delay & Timing Relays DELAYONBREAKTIMER

HRDB120
Littelfuse
1: $174.25
25In Stock

Mfr. Part No.
HRDB120

Mouser Part No
576-HRDB120

Time Delay & Timing Relays DELAYONBREAKTIMER

Datasheet

25In Stock

$174.25

$163.12

$163.10

$148.80

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays DELAYONBREAKTIMER

HRDB321
Littelfuse
1: $163.62
60In Stock

Mfr. Part No.
HRDB321

Mouser Part No
576-HRDB321

Time Delay & Timing Relays DELAYONBREAKTIMER

Datasheet

60In Stock

$163.62

$154.97

$144.06

View

Min.: 1
Mult.: 1