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AC Protection & Motor Control in HVAC Solutions

Littelfuse AC Protection and Motor Control in HVAC Solutions are essential to improve energy efficiency in commercial and industrial buildings. These solutions include fuses, surge protection devices, voltage monitors, transducers, sensors, and time delay relays. Littelfuse AC Protection and Motor Control in HVAC products are designed for control units, rectifiers, inverters, communication interfaces, and user interfaces.

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Types of Electromechanical

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Results: 75

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Part #

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

460-L
Littelfuse
1: ¥22,769
27In Stock

Mfr. Part #
460-L

Mouser Part #
576-460-L

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

Datasheet

27In Stock

¥22,769

¥21,825.5

¥21,285.7

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays SOLIDSTATETIMER

TDUH3001A
Littelfuse
1: ¥13,151.8
5In Stock

Mfr. Part #
TDUH3001A

Mouser Part #
576-TDUH3001A

Time Delay & Timing Relays SOLIDSTATETIMER

Datasheet

5In Stock

¥13,151.8

¥10,794.8

¥10,464.3

¥10,417.8

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS14120
Littelfuse
1: ¥15,086.9
9In Stock

Mfr. Part #
TS14120

Mouser Part #
576-TS14120

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Datasheet

9In Stock

¥15,086.9

¥12,336.2

¥11,957.5

¥11,892.8

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS1412
Littelfuse
1: ¥15,086.9
4In Stock

Mfr. Part #
TS1412

Mouser Part #
576-TS1412

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Datasheet

4In Stock

¥15,086.9

¥12,130.3

¥11,892.8

Min.: 1
Mult.: 1

Time Delay & Timing Relays POWERDELAYONMAKETIM ER

TH1B633
Littelfuse
1: ¥22,433.5
3In Stock

Mfr. Part #
TH1B633

Mouser Part #
576-TH1B633

Time Delay & Timing Relays POWERDELAYONMAKETIM ER

Datasheet

3In Stock

¥22,433.5

¥18,113.2

¥17,945.4

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS1622
Littelfuse
1: ¥11,560.6
15In Stock

Mfr. Part #
TS1622

Mouser Part #
576-TS1622

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Datasheet

15In Stock

¥11,560.6

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS1615
Littelfuse
1: ¥15,086.9
7In Stock

Mfr. Part #
TS1615

Mouser Part #
576-TS1615

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Datasheet

7In Stock

¥15,086.9

¥12,128.6

¥11,891.1

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS121150
Littelfuse
1: ¥15,086.9
2In Stock
9Expected 6/24/2027

Mfr. Part #
TS121150

Mouser Part #
576-TS121150

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Datasheet

2In Stock

9Expected 6/24/2027

¥15,086.9

¥12,128.6

¥11,891.1

Min.: 1
Mult.: 1

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

460
Littelfuse
1: ¥26,104.3
135In Stock

Mfr. Part #
460

Mouser Part #
576-460

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

Datasheet

135In Stock

¥26,104.3

¥25,685.7

¥24,860.2

¥24,858.5

View

Min.: 1
Mult.: 1

Solid State Relays - PCB Mount SP AC Solid State Power Switch

CPC1998J
IXYS Integrated Circuits
1: ¥3,612.7
3,577In Stock

Mfr. Part #
CPC1998J

Mouser Part #
849-CPC1998J

IXYS Integrated Circuits

Solid State Relays - PCB Mount SP AC Solid State Power Switch

Datasheet

3,577In Stock

¥3,612.7

¥3,280.5

¥3,124.3

¥2,988.1

View

Min.: 1
Mult.: 1

Sensor Hardware & Accessories MAGNET ACTUATOR FOR 59140 AND 59141

57140-000
Littelfuse
1: ¥350.5
35,549In Stock
3,653Expected 10/23/2026

Mfr. Part #
57140-000

Mouser Part #
934-57140-000

Sensor Hardware & Accessories MAGNET ACTUATOR FOR 59140 AND 59141

Datasheet

35,549In Stock

3,653Expected 10/23/2026

¥350.5

¥312.3

¥280.7

¥269.1

View

Min.: 1
Mult.: 1

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

201A
Littelfuse
1: ¥26,157.4
25In Stock

Mfr. Part #
201A

Mouser Part #
576-201A

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

Datasheet

25In Stock

¥26,157.4

¥26,155.8

¥26,135.8

¥24,461.5

View

Min.: 1
Mult.: 1

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 190-4

250A
Littelfuse
1: ¥42,973.4
19In Stock
40Expected 10/23/2026

Mfr. Part #
250A

Mouser Part #
576-250A

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 190-4

Datasheet

19In Stock

40Expected 10/23/2026

¥42,973.4

¥42,971.7

¥42,423.6

Min.: 1
Mult.: 1

Industrial Relays MODEL 250A/ RIGHT FORM C RELAY

250A-MET
Littelfuse
1: ¥33,543.9
15In Stock

Mfr. Part #
250A-MET

Mouser Part #
576-250A-MET

Industrial Relays MODEL 250A/ RIGHT FORM C RELAY

Datasheet

15In Stock

¥33,543.9

Min.: 1
Mult.: 1

Industrial Relays 190-480 SPDT 3PH V MON RELAY

460-14
Littelfuse
1: ¥34,391
9In Stock

Mfr. Part #
460-14

Mouser Part #
576-460-14

Industrial Relays 190-480 SPDT 3PH V MON RELAY

Datasheet

9In Stock

¥34,391

¥30,605.6

Min.: 1
Mult.: 1

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

460-575
Littelfuse
1: ¥21,662.8
11In Stock

Mfr. Part #
460-575

Mouser Part #
576-460-575

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

Datasheet

11In Stock

¥21,662.8

Min.: 1
Mult.: 1

Time Delay & Timing Relays DIGI-SETTIMER-DELAYO NBREAK

TDUB3000A
Littelfuse
1: ¥19,378.9
17In Stock

Mfr. Part #
TDUB3000A

Mouser Part #
576-TDUB3000A

Time Delay & Timing Relays DIGI-SETTIMER-DELAYO NBREAK

Datasheet

17In Stock

¥19,378.9

¥17,595

¥17,242.8

Min.: 1
Mult.: 1

Time Delay & Timing Relays UNIVERSALTIMEDELAYRE LAY

TRU1
Littelfuse
1: ¥32,379.5
28In Stock

Mfr. Part #
TRU1

Mouser Part #
576-TRU1

Time Delay & Timing Relays UNIVERSALTIMEDELAYRE LAY

Datasheet

28In Stock

¥32,379.5

¥28,831.6

¥27,527.8

¥25,662.5

Min.: 1
Mult.: 1

No

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

201A-9
Littelfuse
1: ¥21,232.6
8In Stock

Mfr. Part #
201A-9

Mouser Part #
576-201A-9

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

Datasheet

8In Stock

¥21,232.6

Min.: 1
Mult.: 1

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

201A-AU
Littelfuse
1: ¥26,127.5
5In Stock

Mfr. Part #
201A-AU

Mouser Part #
576-201A-AU

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

Datasheet

5In Stock

¥26,127.5

¥25,061.2

Min.: 1
Mult.: 1

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

201A-AU-OT
Littelfuse
1: ¥23,006.5
1In Stock

Mfr. Part #
201A-AU-OT

Mouser Part #
576-201A-AU-OT

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

Datasheet

1In Stock

¥23,006.5

¥23,004.9

Min.: 1
Mult.: 1

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 475-6

250600
Littelfuse
1: ¥42,855.5
1In Stock

Mfr. Part #
250600

Mouser Part #
576-250600

Industrial Relays 3-PHASE VOLTAGE MONITOR/ 475-6

Datasheet

1In Stock

¥42,855.5

¥39,864

Min.: 1
Mult.: 1

Industrial Relays 3PH LOAD VOLT MON 19

455
Littelfuse
1: ¥37,593.4
5In Stock

Mfr. Part #
455

Mouser Part #
576-455

Industrial Relays 3PH LOAD VOLT MON 19

Datasheet

5In Stock

¥37,593.4

¥37,591.8

Min.: 1
Mult.: 1

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

460-15
Littelfuse
1: ¥26,778.6
3In Stock

Mfr. Part #
460-15

Mouser Part #
576-460-15

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

Datasheet

3In Stock

¥26,778.6

Min.: 1
Mult.: 1

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

460-15-100-SLD
Littelfuse
1: ¥19,973.5
2In Stock

Mfr. Part #
460-15-100-SLD

Mouser Part #
576-460-15-100-SLD

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

Datasheet

2In Stock

¥19,973.5

Min.: 1
Mult.: 1