Genuine Mercedes-Benz HVAC Relay

HVAC Blower Relay

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3 HVAC Relays found

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Mercedes-Benz Dash Control Unit Part Number: 230-821-64-51
$265.20 MSRP: $370.00
You Save: $104.80 (29%)
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Product Specifications
- Other Name: Blower Regulator
- Replaces: 203-821-86-51-64, 230-821-02-51, 230-821-63-51, 230-821-02-51-64, 163-820-05-97, 203-821-40-58, 203-821-86-51
Fits the following Mercedes-Benz Models:
- C230 | 2002-2007 | Kompressor, Sport | 4 Cyl 1.8 L GAS, 4 Cyl 2.3 L GAS, 6 Cyl 2.5 L FLEX, 6 Cyl 2.5 L GAS
- C240 | 2001-2005 | 4Matic, Base | 6 Cyl 2.6 L GAS
- C280 | 2006-2007 | 4Matic, Luxury | 6 Cyl 3.0 L GAS
- C32 AMG | 2002-2004 | Base | 6 Cyl 3.2 L GAS
- C320 | 2001-2005 | 4Matic, Base | 6 Cyl 3.2 L FLEX, 6 Cyl 3.2 L GAS
- C350 | 2006-2007 | 4Matic, Luxury, Sport | 6 Cyl 3.5 L GAS
- C55 AMG | 2005-2006 | Base | 8 Cyl 5.5 L GAS
- CLK320 | 2005 | Base | 6 Cyl 3.2 L GAS
- CLK350 | 2006-2009 | Base | 6 Cyl 3.5 L GAS
- CLK500 | 2003-2005 | Base | 8 Cyl 5.0 L GAS
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Mercedes-Benz Relay Part Number: 163-820-02-97
$79.20 MSRP: $110.00
You Save: $30.80 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Electrical Unit
- Replaces: 163-820-00-97
Fits the following Mercedes-Benz Models:
- ML320 | 1998-2001 | Base | 6 Cyl 3.2 L GAS
- ML430 | 1999-2001 | Base | 8 Cyl 4.3 L GAS
- ML55 AMG | 2000-2001 | Base | 8 Cyl 5.5 L GAS
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Mercedes-Benz Fan Relay Part Number: 001-542-97-19
$51.00 MSRP: $71.00
You Save: $20.00 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Relay
- Replaces: 001-542-68-19
Fits the following Mercedes-Benz Models:
- 190E | 1990-1993 | 2.3, 2.6 | 4 Cyl 2.3 L GAS, 6 Cyl 2.6 L GAS

Mercedes-Benz HVAC Relay

The HVAC Relay from Mercedes-Benz regulates the electrical flow to the air conditioning compressor, blower motor, and other climate components. The HVAC Relay switches on these components as soon as a request for cool or warm air is received from the cabin control module. Inside its small enclosure, the case has a rugged electromagnet that clamps the contact closed whenever current is present. Conversely, it releases the contact when the current ceases. Thus, the climate parts get power only when they require it and rest when they must. This HVAC Relay interrupts the power to protect expensive components. It also ensures the cabin temperature does not rise even if the trip is long. The relay enhances the brand image of the sedan, coupe, SUV, and van. Along with guaranteeing dependable low-temperature starts and summer heat management, the device reduces wear and tear and makes routine trips easier. The decades of success in motorsport involving Mercedes-Benz have inspired the responsive engine, the precise suspension, and the strong yet light body, created for a perfect combination of performance, efficiency, and comfort. The owners of the brand can be assured that each trip will be a special one. Its focus on innovation and quality control, as well as its global service network, all contribute to this assurance. This reliability plays an important role in enhancing the value of reliable climate components such as this reliable climate relay.

Genuine parts are built to last. These components go through tough factory testing, so you can trust they will hold up over time. At MBPartsGiant.com, finding Mercedes-Benz HVAC Relay is quick and simple. We keep a massive inventory in stock with low prices that are hard to beat. Just order online to get a real manufacturer's warranty with every single part. Returns won't be a headache either, thanks to our no-hassle policy. If you are in a rush, we provide expedited shipping to get your vehicle back on the road. Don't wait. Finish your repairs today and keep your Mercedes-Benz running like new. Explore the catalog now.