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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 20A 600VAC 300VDC Slo-Blo

KLDR020.TXP
Littelfuse
1: Rp705.037
184In Stock

Mfr. Part No.
KLDR020.TXP

Mouser Part No
576-KLDR020.TXP

Littelfuse

Industrial & Electrical Fuses 20A 600VAC 300VDC Slo-Blo

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Datasheet

184In Stock

Rp705.037

Rp585.054

Rp509.835

Rp446.909

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 3A 600VAC 600VDC Midget

KLKD003.T
Littelfuse
1: Rp903.724
144In Stock

Mfr. Part No.
KLKD003.T

Mouser Part No
576-KLKD003.T

Littelfuse

Industrial & Electrical Fuses 3A 600VAC 600VDC Midget

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Datasheet

144In Stock

Rp903.724

Rp756.222

Rp600.465

Rp574.413

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 8A 600VAC 600VDC Midget

KLKD008.T
Littelfuse
1: Rp485.068
110In Stock

Mfr. Part No.
KLKD008.T

Mouser Part No
576-KLKD008.T

Littelfuse

Industrial & Electrical Fuses 8A 600VAC 600VDC Midget

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Datasheet

110In Stock

Rp485.068

Rp402.511

Rp371.140

Rp307.479

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 20A 600VAC 600VDC Midget

KLKD020.T
Littelfuse
1: Rp447.459
177In Stock

Mfr. Part No.
KLKD020.T

Mouser Part No
576-KLKD020.T

Littelfuse

Industrial & Electrical Fuses 20A 600VAC 600VDC Midget

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Datasheet

177In Stock

Rp447.459

Rp395.356

Rp371.140

Rp307.662

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 25A 600VAC 600VDC Midget

KLKD025.T
Littelfuse
1: Rp485.068
171In Stock

Mfr. Part No.
KLKD025.T

Mouser Part No
576-KLKD025.T

Littelfuse

Industrial & Electrical Fuses 25A 600VAC 600VDC Midget

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Datasheet

171In Stock

Rp485.068

Rp394.072

Rp343.621

Rp307.479

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 3A 600VAC 300VDC Fast Acting

KLKR003.T
Littelfuse
1: Rp581.752
171In Stock

Mfr. Part No.
KLKR003.T

Mouser Part No
576-KLKR003.T

Littelfuse

Industrial & Electrical Fuses 3A 600VAC 300VDC Fast Acting

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Datasheet

171In Stock

Rp581.752

Rp483.234

Rp445.808

Rp419.390

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 4A 600VAC 300VDC Fast Acting

KLKR004.T
Littelfuse
1: Rp612.940
224In Stock

Mfr. Part No.
KLKR004.T

Mouser Part No
576-KLKR004.T

Littelfuse

Industrial & Electrical Fuses 4A 600VAC 300VDC Fast Acting

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Datasheet

224In Stock

Rp612.940

Rp508.551

Rp469.291

Rp388.752

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 5A 600VAC 300VDC Fast Acting

KLKR005.T
Littelfuse
1: Rp591.475
133In Stock

Mfr. Part No.
KLKR005.T

Mouser Part No
576-KLKR005.T

Littelfuse

Industrial & Electrical Fuses 5A 600VAC 300VDC Fast Acting

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Datasheet

133In Stock

Rp591.475

Rp490.022

Rp414.069

Rp373.525

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 8A 600VAC 300VDC Fast Acting

KLKR008.T
Littelfuse
1: Rp612.940
228In Stock

Mfr. Part No.
KLKR008.T

Mouser Part No
576-KLKR008.T

Littelfuse

Industrial & Electrical Fuses 8A 600VAC 300VDC Fast Acting

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Datasheet

228In Stock

Rp612.940

Rp508.551

Rp469.291

Rp441.038

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 10A 600VAC 300VDC Fast Acting

KLKR010.T
Littelfuse
1: Rp582.302
624In Stock

Mfr. Part No.
KLKR010.T

Mouser Part No
576-KLKR010.T

Littelfuse

Industrial & Electrical Fuses 10A 600VAC 300VDC Fast Acting

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Datasheet

624In Stock

Rp582.302

Rp483.050

Rp423.426

Rp369.305

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 15A 600VAC 300VDC Fast Acting

KLKR015.T
Littelfuse
1: Rp582.486
129In Stock
250Expected 26/10/2026

Mfr. Part No.
KLKR015.T

Mouser Part No
576-KLKR015.T

Littelfuse

Industrial & Electrical Fuses 15A 600VAC 300VDC Fast Acting

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Datasheet

129In Stock

250Expected 26/10/2026

Rp582.486

Rp477.730

Rp424.710

Rp380.129

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 25A 600VAC 300VDC Fast Acting

KLKR025.T
Littelfuse
1: Rp624.498
150In Stock

Mfr. Part No.
KLKR025.T

Mouser Part No
576-KLKR025.T

Littelfuse

Industrial & Electrical Fuses 25A 600VAC 300VDC Fast Acting

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Datasheet

150In Stock

Rp624.498

Rp518.091

Rp427.278

Rp403.429

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Min.: 1
Mult.: 1

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

L50QS150.V
Littelfuse
1: Rp1.800.110
59In Stock
130Expected 02/09/2026

Mfr. Part No.
L50QS150.V

Mouser Part No
576-L50QS150.V

Littelfuse

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

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Datasheet

59In Stock

130Expected 02/09/2026

Rp1.800.110

Rp1.501.253

Rp1.385.306

Rp1.193.958

Rp1.077.461

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 200A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS200.V
Littelfuse
1: Rp1.822.308
39In Stock

Mfr. Part No.
L50QS200.V

Mouser Part No
576-L50QS200.V

Littelfuse

Industrial & Electrical Fuses 200A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

39In Stock

Rp1.822.308

Rp1.513.545

Rp1.414.660

Rp1.170.291

Rp1.077.461

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 250A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS250.V
Littelfuse
1: Rp2.871.149
23In Stock

Mfr. Part No.
L50QS250.V

Mouser Part No
576-L50QS250.V

Littelfuse

Industrial & Electrical Fuses 250A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

23In Stock

Rp2.871.149

Rp2.443.871

Rp2.299.488

Rp1.814.786

Rp1.670.403

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS300.V
Littelfuse
1: Rp2.686.405
27In Stock
33Expected 17/09/2026

Mfr. Part No.
L50QS300.V

Mouser Part No
576-L50QS300.V

Littelfuse

Industrial & Electrical Fuses 300A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

27In Stock

33Expected 17/09/2026

Rp2.686.405

Rp2.380.577

Rp2.194.915

Rp1.798.642

Rp1.670.403

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS600.X
Littelfuse
1: Rp4.215.544
56In Stock

Mfr. Part No.
L50QS600.X

Mouser Part No
576-L50QS600.X

Littelfuse

Industrial & Electrical Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

56In Stock

Rp4.215.544

Rp3.513.259

Rp3.264.671

Rp2.808.589

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 70A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS070.V
Littelfuse
1: Rp2.412.866
106In Stock

Mfr. Part No.
L70QS070.V

Mouser Part No
576-L70QS070.V

Littelfuse

Industrial & Electrical Fuses 70A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

106In Stock

Rp2.412.866

Rp2.000.998

Rp1.845.241

Rp1.585.645

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 150A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS150.V
Littelfuse
1: Rp3.400.798
18In Stock

Mfr. Part No.
L70QS150.V

Mouser Part No
576-L70QS150.V

Littelfuse

Industrial & Electrical Fuses 150A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

18In Stock

Rp3.400.798

Rp2.837.759

Rp2.662.372

Rp2.148.684

Min.: 1
Mult.: 1

Time Delay & Timing Relays DIGI-SETTIMER-DELAYO NBREAK

TDUB3000A
Littelfuse
1: Rp2.145.932
18In Stock

Mfr. Part No.
TDUB3000A

Mouser Part No
576-TDUB3000A

Littelfuse

Time Delay & Timing Relays DIGI-SETTIMER-DELAYO NBREAK

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Datasheet

18In Stock

Rp2.145.932

Rp1.940.273

Rp1.881.749

Rp1.871.842

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Min.: 1
Mult.: 1

Time Delay & Timing Relays DIGI-SETTIMER-DELAYO NBREAK

TDUBL3002A
Littelfuse
1: Rp2.462.217
108In Stock

Mfr. Part No.
TDUBL3002A

Mouser Part No
576-TDUBL3002A

Littelfuse

Time Delay & Timing Relays DIGI-SETTIMER-DELAYO NBREAK

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Datasheet

108In Stock

Rp2.462.217

Rp2.192.530

Rp2.093.279

Rp2.022.280

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 900V FAST BLOW 800A

PSR073UL0800X
Littelfuse
1: Rp11.090.707
3In Stock

Mfr. Part No.
PSR073UL0800X

Mouser Part No
576-PSR073UL0800X

Littelfuse

Industrial & Electrical Fuses 900V FAST BLOW 800A

Datasheet

3In Stock

Rp11.090.707

Rp9.185.475

Rp8.463.010

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA100A
Littelfuse
1: Rp215.932
304In Stock

Mfr. Part No.
15KPA100A

Mouser Part No
576-15KPA100A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

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Datasheet

304In Stock

Cut Tape

Rp215.932

Rp128.055

Rp123.836

Rp115.580

Reel

Rp115.580

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA100CA
Littelfuse
1: Rp210.796
1.078In Stock

Mfr. Part No.
15KPA100CA

Mouser Part No
576-15KPA100CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

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Datasheet

1.078In Stock

Cut Tape

Rp210.796

Rp128.055

Rp123.836

Rp115.580

Reel

Rp115.580

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA110A
Littelfuse
1: Rp197.770
525In Stock

Mfr. Part No.
15KPA110A

Mouser Part No
576-15KPA110A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

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Datasheet

525In Stock

Cut Tape

Rp197.770

Rp131.174

Rp129.156

Rp127.138

Reel

Rp117.598

Min.: 1
Mult.: 1

: 800

AC Protection & Motor Control in HVAC Solutions

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AC Protection & Motor Control in HVAC Solutions

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