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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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Part #

Industrial & Electrical Fuses 80A 600VAC 300VDC CLASS T

JLLS080.VXP
Littelfuse
1: $121.19
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
JLLS080.VXP

Mouser Part No
576-JLLS080.VXP

Industrial & Electrical Fuses 80A 600VAC 300VDC CLASS T

Datasheet

Non-Stocked Lead-Time 11 Weeks

$121.19

$101.52

$87.67

$78.64

$72.41

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 90A 600VAC 300VDC Class T

JLLS090.V
Littelfuse
1: $116.62
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
JLLS090.V

Mouser Part No
576-JLLS090.V

Industrial & Electrical Fuses 90A 600VAC 300VDC Class T

Datasheet

Non-Stocked Lead-Time 8 Weeks

$116.62

$93.01

$85.94

$73.83

$67.99

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 90A 600VAC 300VDC CLASS T

JLLS090.VXP
Littelfuse
1: $113.17
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
JLLS090.VXP

Mouser Part No
576-JLLS090.VXP

Industrial & Electrical Fuses 90A 600VAC 300VDC CLASS T

Datasheet

Non-Stocked Lead-Time 10 Weeks

$113.17

$110.96

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 175A 600VAC 300VDC Class T

JLLS175.X
Littelfuse
1: $138.99
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
JLLS175.X

Mouser Part No
576-JLLS175.X

Industrial & Electrical Fuses 175A 600VAC 300VDC Class T

Datasheet

Non-Stocked Lead-Time 11 Weeks

$138.99

$112.81

$105.60

$87.95

$80.97

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 200A 600VAC 300VDC CLASS T

JLLS200.XXP
Littelfuse
1: $132.22
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
JLLS200.XXP

Mouser Part No
576-JLLS200.XXP

Industrial & Electrical Fuses 200A 600VAC 300VDC CLASS T

Datasheet

Non-Stocked Lead-Time 11 Weeks

$132.22

$129.84

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 600A 600VAC 300VDC Class T

JLLS600.X
Littelfuse
1: $659.15
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
JLLS600.X

Mouser Part No
576-JLLS600.X

Industrial & Electrical Fuses 600A 600VAC 300VDC Class T

Datasheet

Non-Stocked Lead-Time 10 Weeks

$659.15

Min.: 1
Mult.: 1

Industrial Relays LOADSENSOR/24V/2-100 A/20-T

LSR-24
Littelfuse
1: $328.60
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
LSR-24

Mouser Part No
576-LSR-24

Industrial Relays LOADSENSOR/24V/2-100 A/20-T

Datasheet

Non-Stocked Lead-Time 6 Weeks

$328.60

$292.59

$279.33

$269.72

Min.: 1
Mult.: 1

Controller Accessories LSRX10PACK

LSRX-OEM
Littelfuse
1: $1,136.23
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
LSRX-OEM

Mouser Part No
576-LSRX-OEM

Controller Accessories LSRX10PACK

Datasheet

Non-Stocked Lead-Time 5 Weeks

$1,136.23

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 33 DIN 80MM 500A

PSR033DS0500X
Littelfuse
1: $593.72
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
PSR033DS0500X

Mouser Part No
576-PSR033DS0500X

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 33 DIN 80MM 500A

Datasheet

Non-Stocked Lead-Time 11 Weeks

$593.72

$557.36

$538.22

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 US LONG BL 315A

PSR073UL0315X
Littelfuse
1: $671.35
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
PSR073UL0315X

Mouser Part No
576-PSR073UL0315X

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 US LONG BL 315A

Datasheet

Non-Stocked Lead-Time 11 Weeks

$671.35

$626.24

$605.66

Quote

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors CUSTOM TEMPERATURE SENSOR

SM104J1F
Littelfuse
1: $3.02
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
SM104J1F

Mouser Part No
576-SM104J1F

NTC (Negative Temperature Coefficient) Thermistors CUSTOM TEMPERATURE SENSOR

Datasheet

Non-Stocked Lead-Time 12 Weeks

$3.02

$2.33

$1.94

$1.90

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 4.7K OHM 10%

SM472F1K
Littelfuse
1,000: $1.25
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
SM472F1K

Mouser Part No
576-SM472F1K

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 4.7K OHM 10%

Datasheet

Non-Stocked Lead-Time 12 Weeks

$1.25

Min.: 1,000
Mult.: 1,000

Industrial Relays ACCURRENTTRANSDUCER

TCSA20
Littelfuse
1: $229.47
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
TCSA20

Mouser Part No
576-TCSA20

Industrial Relays ACCURRENTTRANSDUCER

Datasheet

Non-Stocked Lead-Time 6 Weeks

$229.47

Min.: 1
Mult.: 1

Time Delay & Timing Relays DIGI-SETTIMER-DELAYO NBREAK

TDUBH3001A
Littelfuse
10: $147.76
Non-Stocked Lead-Time 7 Weeks

Mfr. Part No.
TDUBH3001A

Mouser Part No
576-TDUBH3001A

Time Delay & Timing Relays DIGI-SETTIMER-DELAYO NBREAK

Datasheet

Non-Stocked Lead-Time 7 Weeks

$147.76

$146.95

Min.: 10
Mult.: 1

Time Delay & Timing Relays DIGI-SETTIMER-DELAYO NBREAK

TDUBH3002A
Littelfuse
10: $147.74
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
TDUBH3002A

Mouser Part No
576-TDUBH3002A

Time Delay & Timing Relays DIGI-SETTIMER-DELAYO NBREAK

Datasheet

Non-Stocked Lead-Time 6 Weeks

$147.74

$146.78

Min.: 10
Mult.: 1

Time Delay & Timing Relays POWERDELAYONMAKETIM ER

TH1C415
Littelfuse
10: $207.39
Non-Stocked Lead-Time 7 Weeks

Mfr. Part No.
TH1C415

Mouser Part No
576-TH1C415

Time Delay & Timing Relays POWERDELAYONMAKETIM ER

Datasheet

Non-Stocked Lead-Time 7 Weeks

$207.39

$187.71

Min.: 10
Mult.: 1

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

TS1211.5
Littelfuse
1: $123.53
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
TS1211.5

Mouser Part No
576-TS1211.5

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

$123.53

$117.04

$110.54

$104.03

$97.54

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS12130
Littelfuse
1: $122.17
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
TS12130

Mouser Part No
576-TS12130

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Datasheet

Non-Stocked Lead-Time 6 Weeks

$122.17

$101.33

$96.86

$96.36

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS1221
Littelfuse
1: $105.26
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
TS1221

Mouser Part No
576-TS1221

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Datasheet

Non-Stocked Lead-Time 8 Weeks

$105.26

$103.17

$100.15

$100.11

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSATIMER(D.O.M.)

TS13115
Littelfuse
1: $123.53
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
TS13115

Mouser Part No
576-TS13115

Time Delay & Timing Relays VERSATIMER(D.O.M.)

Datasheet

Non-Stocked Lead-Time 8 Weeks

$123.53

$117.04

$110.54

$104.03

$97.54

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS1321
Littelfuse
1: $105.26
10Expected 2/11/2026

Mfr. Part No.
TS1321

Mouser Part No
576-TS1321

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Datasheet

10Expected 2/11/2026

$105.26

$101.03

$97.89

$96.32

$95.76

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS14110
Littelfuse
1: $105.26
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
TS14110

Mouser Part No
576-TS14110

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Datasheet

Non-Stocked Lead-Time 8 Weeks

$105.26

$103.17

$100.15

$100.11

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS1416
Littelfuse
1: $105.26
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
TS1416

Mouser Part No
576-TS1416

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Datasheet

Non-Stocked Lead-Time 8 Weeks

$105.26

$103.17

$100.15

$100.11

Min.: 1
Mult.: 1

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

TS1621
Littelfuse
1: $105.26
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
TS1621

Mouser Part No
576-TS1621

Time Delay & Timing Relays VERSA-TIMERDELAYONM AKE

Datasheet

Non-Stocked Lead-Time 8 Weeks

$105.26

$102.39

$99.13

$97.54

$97.47

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 50K OHM 5% LUG

USUR1000-503J-06
Littelfuse
1: $16.86
Non-Stocked Lead-Time 3 Weeks

Mfr. Part No.
USUR1000-503J-06

Mouser Part No
576-USUR1000-503J-06

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 50K OHM 5% LUG

Datasheet

Non-Stocked Lead-Time 3 Weeks

$16.86

$14.91

$12.05

$11.80

View

Min.: 1
Mult.: 1