1. Air Conditioning & Heating - Commercial Truck Parts For Sale.
  2. sku: 10998355884291711
  3. SAF HOLLAND 42100029

SAF-HOLLAND 42100029 Air Control Valve Relay

42100029 Saf-holland Air Control Valve Relay

( Brand: Saf-holland ), ( Manufacturer Part Number: 42100029 ), ( Part Type: Control Valve )

Review SAF HOLLAND Air Control Valve Relay

The Saf-Holland 42100029 Air Control Valve Relay is an essential component in commercial vehicle air brake systems. This relay plays a crucial role in regulating and controlling the air pressure for various braking functions.

The compact design of this relay measures approximately 3.5 inches long, 1.5 inches wide, and 1.2 inches high. It is constructed with high-quality materials, ensuring durability and reliability even under heavy usage. Its robust build makes it suitable for use in harsh environments.

The Saf-Holland 42100029 Air Control Valve Relay features five Form A contacts that are rated for a maximum current of 10 amperes at 12 volts DC. These contacts are designed to provide reliable switching functions for various air control valves and other components in the air brake system.

This relay is engineered to operate in temperatures ranging from -40 degrees Fahrenheit to 150 degrees Fahrenheit. It is sealed against moisture and dust, making it resistant to environmental conditions that could otherwise affect its performance.

The Saf-Holland 42100029 Air Control Valve Relay is easy to install, with clear markings on the relay indicating the functions of each contact. It is recommended to replace the old relay with a new one whenever performing routine maintenance on the air brake system.

In summary, the Saf-Holland 42100029 Air Control Valve Relay is a dependable and durable component that plays a vital role in the proper functioning of commercial vehicle air brake systems. Its compact size, robust build, and reliable switching functions make it an essential addition to any commercial vehicle maintenance program.

The Saf-Holland 42100029 air control valve relay is a crucial component in the air suspension system of heavy-duty vehicles. Here are some pros and cons that can help you make an informed decision about purchasing this part.

Pros:

1. High-quality Construction: This relay is known for its robust and durable construction, which ensures long-lasting performance. It is built to withstand the rigors of heavy-duty use.

2. Improved Air Suspension System: The air control valve relay plays a vital role in the proper functioning of the air suspension system. By replacing a faulty relay, you can improve the overall performance and stability of your vehicle.

3. Easy Installation: The relay is relatively easy to install, and most mechanics or experienced DIYers can do it in a few hours. Saf-Holland provides clear installation instructions and diagrams to make the process as straightforward as possible.

4. OEM Part: This part is an original equipment manufacturer (OEM) part, which means it is designed and built to meet the same specifications as the original part that came with your vehicle.

Cons:

1. Cost: The Saf-Holland 42100029 air control valve relay can be more expensive than aftermarket alternatives. However, the higher cost may be justified by the part's superior quality and longevity.

2. Availability: This part may not be readily available at local auto parts stores, and you may need to order it online or from a dealer. This could lead to a longer wait time for the repair.

3. Complex System: The air suspension system can be complex, and diagnosing a faulty relay can require specialized knowledge and tools. It may be necessary to bring your vehicle to a qualified mechanic for diagnosis and repair.

Conclusion:

The Saf-Holland 42100029 air control valve relay is a high-quality OEM part that can help improve the performance and stability of your heavy-duty vehicle's air suspension system. While it may be more expensive than aftermarket alternatives and require some effort to obtain and install, its robust construction and long-lasting performance make it a worthwhile investment.

Recommendation:

If you are experiencing issues with your air suspension system, and you suspect that the air control valve relay may be faulty, it is recommended that you replace it with a high-quality OEM part like the Saf-Holland 42100029. This will help ensure the proper functioning of your air suspension system and prevent potential safety issues or costly repairs down the line.

Details:

Engineered using the latest technology to ensure product lasts longer in service. SAF-HOLLAND 42100029 Air Control Valve Relay: Part Number: Manufacturer: Saf-Holland. Designed specifically for trucks, trailers, and buses. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle.

Made of high-quality components for durability, reliability, and performance. Manufactured following strict OE standards to work like the original component.

part #: 42100029 prices

  • $51.00-$77.91

specifications aiconditioni:

  • brand: Saf-holland
  • mpn: 42100029
  • part type: Control Valve

seller aiconditioni:

  • city: Los Angeles, California
  • # reviews: 70352
  • rating: 99.4%

offer aiconditioni:

  • options: Ship-to-home
  • started: May 14, 2026
  • quantity: 2
  • availability: In Stock
  • best offers: True
  • sold: 0

payments aiconditioni:

  • credit card: Discover
  • other
  • wallet: Paypal

returns aiconditioni:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days

general aiconditioni:

  • condition: New
  • Commercial Truck Parts > Air Conditioning Heating > Other Air Conditioning Heating

shipping aiconditioni:

  • type: Fixed
  • cost: $0.00
  • service: Standard
  • transit: 3-7 Days
  • class: Standard
part type: control valve,
category: auto parts > commercial truck parts > air conditioning heating, sku: 10998355884291711,
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2 offers $51.00–$77.91 USD
  • New. Offer #1 priced at $51.00 + $18.24 shipping estimate = $69.24* total. +$18.24 shipping
  • New. Offer #2 priced at $77.91 + $0.00 shipping estimate = $77.91* total. FREE SHIPPING

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