All Results (2.226)

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.

By manufacturer

Availability options

In Stock Normally Stocked RoHS Compliant Active New Products

Search within results

Selection options

Select action

Part #

Industrial & Electrical Fuses 60A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS060.T
Littelfuse
1: Rp1.176.162
1In Stock
26On Order

Mfr. Part No.
L50QS060.T

Mouser Part No
576-L50QS060.T

Littelfuse

Industrial & Electrical Fuses 60A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

1In Stock

26On Order

Rp1.176.162

Rp963.348

Rp900.055

Rp745.031

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 80A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS080.T
Littelfuse
1: Rp1.294.677
11In Stock
12Expected 22/10/2026

Mfr. Part No.
L50QS080.T

Mouser Part No
576-L50QS080.T

Littelfuse

Industrial & Electrical Fuses 80A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

11In Stock

12Expected 22/10/2026

Rp1.294.677

Rp1.142.405

Rp1.056.730

Rp819.699

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 150A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS150.V
Littelfuse
1: Rp1.800.110
17In Stock
130On Order

Mfr. Part No.
L50QS150.V

Mouser Part No
576-L50QS150.V

Littelfuse

Industrial & Electrical Fuses 150A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

17In Stock

130On Order

Rp1.800.110

Rp1.501.253

Rp1.385.306

Rp1.170.291

Rp1.077.461

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 400A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS400.V
Littelfuse
1: Rp2.599.628
6In Stock
32Expected 05/10/2026

Mfr. Part No.
L50QS400.V

Mouser Part No
576-L50QS400.V

Littelfuse

Industrial & Electrical Fuses 400A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

6In Stock

32Expected 05/10/2026

Rp2.599.628

Rp2.233.259

Rp2.194.915

Rp1.723.790

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 450A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS450.X
Littelfuse
1: Rp4.361.028
4In Stock

Mfr. Part No.
L50QS450.X

Mouser Part No
576-L50QS450.X

Littelfuse

Industrial & Electrical Fuses 450A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

4In Stock

Rp4.361.028

Rp3.615.079

Rp3.332.551

Rp2.753.368

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 50A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS050.V
Littelfuse
1: Rp1.903.948
8In Stock

Mfr. Part No.
L70QS050.V

Mouser Part No
576-L70QS050.V

Littelfuse

Industrial & Electrical Fuses 50A 700VAC 700VDC FF L70QS POWR-SPEED

Learn More

Datasheet

8In Stock

Rp1.903.948

Rp1.632.611

Rp1.415.761

Rp1.204.782

Rp1.109.199

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 100A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS100.V
Littelfuse
1: Rp2.412.866
22Expected 24/09/2026

Mfr. Part No.
L70QS100.V

Mouser Part No
576-L70QS100.V

Littelfuse

Industrial & Electrical Fuses 100A 700VAC 700VDC FF L70QS POWR-SPEED

Learn More

Datasheet

22Expected 24/09/2026

Rp2.412.866

Rp1.941.557

Rp1.806.347

Rp1.525.837

Rp1.404.570

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 125A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS125.V
Littelfuse
1: Rp3.400.798
6In Stock

Mfr. Part No.
L70QS125.V

Mouser Part No
576-L70QS125.V

Littelfuse

Industrial & Electrical Fuses 125A 700VAC 700VDC FF L70QS POWR-SPEED

Learn More

Datasheet

6In Stock

Rp3.400.798

Rp2.819.780

Rp2.599.812

Rp2.148.684

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 250A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS250.X
Littelfuse
1: Rp4.865.359
1In Stock

Mfr. Part No.
L70QS250.X

Mouser Part No
576-L70QS250.X

Littelfuse

Industrial & Electrical Fuses 250A 700VAC 700VDC FF L70QS POWR-SPEED

Learn More

Datasheet

1In Stock

Rp4.865.359

Rp4.133.354

Rp3.810.281

Rp3.147.623

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750V FAST BLOW 50A

L75QS050.V
Littelfuse
1: Rp1.951.097
14In Stock

Mfr. Part No.
L75QS050.V

Mouser Part No
576-L75QS050.V

Littelfuse

Industrial & Electrical Fuses 750V FAST BLOW 50A

Learn More

Datasheet

14In Stock

Rp1.951.097

Rp1.630.226

Rp1.548.219

Rp1.234.319

Rp1.136.535

Min.: 1
Mult.: 1

Controller Accessories LOADSENSOR/SELF-POWE RED/42857

LSRX-C
Littelfuse
1: Rp2.023.013
3In Stock

Mfr. Part No.
LSRX-C

Mouser Part No
576-LSRX-C

Littelfuse

Controller Accessories LOADSENSOR/SELF-POWE RED/42857

Learn More

Datasheet

3In Stock

Rp2.023.013

Rp1.844.690

Rp1.722.322

Rp1.641.417

Rp1.615.182

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 1000V SIZE 70 LONG BL 100A

PSR070UL0100Z
Littelfuse
1: Rp7.103.938
1In Stock

Mfr. Part No.
PSR070UL0100Z

Mouser Part No
576-PSR070UL0100Z

Littelfuse

Industrial & Electrical Fuses 1000V SIZE 70 LONG BL 100A

Learn More

Datasheet

1In Stock

Rp7.103.938

Rp5.772.752

Rp5.319.423

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1M OHM 10% MELF

SM105R1K
Littelfuse
1: Rp24.584
118In Stock

Mfr. Part No.
SM105R1K

Mouser Part No
576-SM105R1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1M OHM 10% MELF

Learn More

Datasheet

118In Stock

Rp24.584

Rp23.299

Rp22.015

Rp20.914

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR

SM303J1K
Littelfuse
1: Rp29.537
349In Stock

Mfr. Part No.
SM303J1K

Mouser Part No
576-SM303J1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR

Learn More

Datasheet

349In Stock

Rp29.537

Rp28.069

Rp23.483

Rp22.933

View

Min.: 1
Mult.: 1

Time Delay & Timing Relays SOLIDSTATETIMER

TDUH3000A
Littelfuse
1: Rp1.477.954
9In Stock

Mfr. Part No.
TDUH3000A

Mouser Part No
576-TDUH3000A

Littelfuse

Time Delay & Timing Relays SOLIDSTATETIMER

Learn More

Datasheet

9In Stock

Rp1.477.954

Rp1.261.471

Rp1.169.007

Rp1.139.103

Rp1.128.646

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS1415
Littelfuse
1: Rp1.681.227
3In Stock

Mfr. Part No.
TS1415

Mouser Part No
576-TS1415

Littelfuse

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Learn More

Datasheet

3In Stock

Rp1.681.227

Rp1.360.172

Rp1.301.649

Rp1.286.055

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS1421
Littelfuse
1: Rp1.706.728
5In Stock

Mfr. Part No.
TS1421

Mouser Part No
576-TS1421

Littelfuse

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Learn More

Datasheet

5In Stock

Rp1.706.728

Rp1.555.741

Rp1.485.292

Rp1.418.880

Rp1.373.932

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS1422
Littelfuse
1: Rp1.648.021
10In Stock

Mfr. Part No.
TS1422

Mouser Part No
576-TS1422

Littelfuse

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Learn More

Datasheet

10In Stock

Rp1.648.021

Rp1.467.680

Rp1.299.631

Rp1.283.486

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC 10K OHM +/-10%

SM103J1K-TR
Littelfuse
1: Rp9.356
2.578In Stock

Mfr. Part No.
SM103J1K-TR

Mouser Part No
803-SM103J1K-TR

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC 10K OHM +/-10%

Learn More

Datasheet

2.578In Stock

Cut Tape

Rp9.356

Rp8.824

Rp8.256

Rp7.834

View

Reel

Rp5.375

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR

SM502F1K
Littelfuse
1: Rp24.584
103In Stock

Mfr. Part No.
SM502F1K

Mouser Part No
803-SM502F1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR

Learn More

Datasheet

103In Stock

Rp24.584

Rp23.299

Rp22.015

Rp20.914

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA18A
Littelfuse
1: Rp182.726
20In Stock
800Expected 12/10/2026

Mfr. Part No.
15KPA18A

Mouser Part No
576-15KPA18A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

Learn More

Datasheet

20In Stock

800Expected 12/10/2026

Cut Tape

Rp182.726

Rp117.965

Rp102.004

Rp86.777

Reel

Rp86.777

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes TVSAXIAL LEAD HI-PWR

15KPA200A-B
Littelfuse
1: Rp189.514
56In Stock

Mfr. Part No.
15KPA200A-B

Mouser Part No
576-15KPA200A-B

Littelfuse

ESD Protection Diodes / TVS Diodes TVSAXIAL LEAD HI-PWR

Learn More

Datasheet

56In Stock

Rp189.514

Rp119.616

Rp115.580

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVSAXIAL LEAD HI-PWR

15KPA20CA-B
Littelfuse
1: Rp161.261
65In Stock

Mfr. Part No.
15KPA20CA-B

Mouser Part No
576-15KPA20CA-B

Littelfuse

ESD Protection Diodes / TVS Diodes TVSAXIAL LEAD HI-PWR

Learn More

Datasheet

65In Stock

Rp161.261

Rp131.908

Rp93.381

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA24A
Littelfuse
1: Rp166.215
174In Stock
800Expected 04/11/2026

Mfr. Part No.
15KPA24A

Mouser Part No
576-15KPA24A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

Learn More

Datasheet

174In Stock

800Expected 04/11/2026

Cut Tape

Rp166.215

Rp100.720

Rp93.014

Rp86.777

Reel

Rp86.777

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes TVSAXIAL LEAD HI-PWR

15KPA24CA-B
Littelfuse
1: Rp161.261
105In Stock

Mfr. Part No.
15KPA24CA-B

Mouser Part No
576-15KPA24CA-B

Littelfuse

ESD Protection Diodes / TVS Diodes TVSAXIAL LEAD HI-PWR

Learn More

Datasheet

105In Stock

Rp161.261

Rp131.908

Rp108.975

Rp93.381

Min.: 1
Mult.: 1

All Results (2.226)

AC Protection & Motor Control in HVAC Solutions

Filters

Customer Service Office

Company

Resources

Support

All Results (2.226)

AC Protection & Motor Control in HVAC Solutions

Industrial Automation

Electronic Components

Filters