1. Air Conditioning & Heating - Commercial Truck Parts For Sale.
  2. sku: 6308006244622771
  3. PACCAR 79PSD4

PACCAR 79PSD4 Binary Pressure Switch A/c R134A Kenworth/peterbilt

fits make: Kenworth, Peterbilt.

79psd4 Paccar 1 Binary A/c Pressure Switch R134a Hp Oem Kenworth/peterbilt

( Brand: Paccar ), ( Manufacturer Part Number: 79PSD4 ), ( Type: Binary A/c Pressure Switch Normally Closed R134a High Press )

Review PACCAR Binary A/c Pressure Switch R134a Hp Oem Kenworth/peterbilt

Introducing the PACCAR 79PSD4 Binary A/C Pressure Switch R134A HP, a crucial component designed specifically for Kenworth and Peterbilt trucks. This pressure switch is an essential element of your vehicle's air conditioning system, ensuring optimal performance and reliability.

The PACCAR 79PSD4 switch is a binary design, which means it operates on a simple on/off principle. It is engineered to monitor the pressure in your truck's refrigerant system, detecting any fluctuations that could potentially harm the A/C compressor. Once the pressure falls below the desired level, the switch activates the compressor clutch to maintain the correct pressure for efficient cooling.

This particular model is designed to work with R134A refrigerant, which is a common refrigerant used in heavy-duty trucks. The high-pressure design ensures it can handle the increased pressures that come with commercial vehicle applications.

The PACCAR 79PSD4 Binary A/C Pressure Switch R134A HP is manufactured to the highest standards, ensuring durability and longevity. It features a robust, corrosion-resistant housing that can withstand the harsh conditions often encountered on the road. The switch is also tested rigorously to ensure it meets PACCAR's stringent quality standards.

Installing the PACCAR 79PSD4 switch is a straightforward process. It is designed to fit seamlessly into your truck's existing wiring system, with clear and concise instructions provided in the packaging. If you have any concerns or require additional assistance, PACCAR's knowledgeable technical support team is always on hand to help.

In summary, the PACCAR 79PSD4 Binary A/C Pressure Switch R134A HP is an essential component for Kenworth and Peterbilt truck owners. Its binary design ensures reliable pressure monitoring, while its high-pressure capabilities make it suitable for heavy-duty applications. With its robust construction and straightforward installation process, you can trust that this switch will keep your truck's air conditioning system running smoothly and efficiently.

The Paccar 79PSD4 binary A/C pressure switch for R134A in Kenworth and Peterbilt trucks is an essential component for maintaining the air conditioning system in these vehicles. Here are some pros and cons that could help you decide whether to buy this part.

Pros:

1. Ensures Proper Functioning: The pressure switch regulates the compressor's operation by monitoring the refrigerant pressure. By ensuring proper functioning, it helps maintain optimal temperature and humidity levels inside the cabin.

2. Long-Lasting: Paccar is a reputable manufacturer known for producing high-quality components. This pressure switch is expected to last for an extended period, providing reliable service.

3. OEM Part: Using an OEM (Original Equipment Manufacturer) part ensures that it is designed specifically for your Kenworth or Peterbilt vehicle, ensuring a perfect fit and optimal performance.

Cons:

1. Cost: OEM parts like the Paccar 79PSD4 can be more expensive compared to aftermarket alternatives. However, the added cost may be worth it for the reliability and performance.

2. Availability: Depending on the location and availability, it might take some time to source this part from a dealer or distributor.

3. Installation: Installing the pressure switch requires some mechanical knowledge and experience. If you're not comfortable doing it yourself, you'll need to pay for professional installation.

Conclusion:

The Paccar 79PSD4 binary A/C pressure switch for R134A in Kenworth and Peterbilt trucks is a crucial component to ensure the proper functioning of your vehicle's air conditioning system. Although it may be more expensive than aftermarket alternatives, its long-lasting reliability and OEM design make it a worthwhile investment. If you are comfortable with the installation process or have access to a professional, consider purchasing this part to maintain the performance and comfort of your truck's cabin.

Details:

Carefully packed for protection. This is the OEM switch used in high-pressure safety and cycling operations. Expedited shipping available message before purchase. Part Number: 79PSD4-1.

Type: Binary switch 2-pin, normally closed. May ship in bulk or repackaged OEM format. We ll track it down and keep your rig rolling. Condition: Brand new and unused.

OEM #: 79PSD4-1 may also be labeled K301-370-1. This is a normally closed pressure switch that opens at high and closes low pressure, helping to control the compressor clutch or fan in HVAC circuit. We'll confirm compatibility quickly and accurately. Genuine Paccar binary A/C pressure switch, designed for use in R134a systems on Kenworth and Peterbilt trucks.

Used in high-side safety protection on A/C systems.

part #: 79psd4 price

  • $153.37

specifications aiconditioni:

  • for makes: Kenworth, Peterbilt
  • brand: Paccar
  • mpn: 79psd4
  • type: Binary A/c Pressure Switch Normally Closed R134a High Press

seller aiconditioni:

  • city: Bismarck, North Dakota
  • rating: 100.0%
  • # reviews: 248

offer aiconditioni:

  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • started: June 27, 2025
  • quantity: 5

returns aiconditioni:

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

shipping aiconditioni:

  • carrier: USPS
  • transit: 3-5 Days
  • type: Fixed
  • cost: $0.00
  • service: USPS Ground Advantage
  • class: Standard

general aiconditioni:

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

payments aiconditioni:

  • wallet: Apple-pay
  • credit card: Diners-club
  • other
for makes: kenworth, peterbilt, type: binary a/c pressure switch normally closed r134a high press,
category: auto parts > commercial truck parts > air conditioning heating, sku: 6308006244622771,
Paccar 79PSD4 Is Similar To:
aiconditioni logo
1 offer $153.37 USD
  • New. Offer #1 priced at $153.37 + $0.00 shipping estimate = $153.37* total. Type: Binary switch 2-pin, normally closed. This is the OEM switch used in high-pressure safety and cycling operations.FREE SHIPPING

Copyright © aiconditioni.com