10.78 EUR
NRF 38917 Pressure Switch, air conditioning
Colour: Black Number of Poles: 2Operating voltage [V]: 12Refrigerant: R 134a Thread Size: M12x1,5 Female
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NRF 38917 Pressure Switch – The Core of Your Air‑Conditioning System
The NRF 38917 Pressure Switch is a precision component designed to monitor and control the pressure within an automotive air‑conditioning circuit. It ensures that the refrigerant operates within safe limits, protecting compressors, condensers, and other critical parts from over‑pressure or under‑pressure conditions.
Key Functionalities
- Pressure Sensing: Detects both high and low pressure thresholds in the R134a refrigerant loop.
- Electrical Output: Provides a reliable signal to the vehicle’s HVAC control module, enabling automatic adjustments of compressor activity.
- Durable Construction: Built with corrosion‑resistant housings and high‑temperature seals to withstand harsh automotive environments.
Design Features & Technical Specifications
| Feature | Description |
|---|---|
| Model Number | NRF 38917 |
| Application | Air‑conditioning systems in Ford vehicles (e.g., Focus, Fiesta, Mondeo, Transit) |
| Refrigerant Compatibility | R134a (standard for most modern cars) |
| Electrical Rating | 12 V DC, 2‑pole switch |
| Pressure Range | Low: ~0.5 bar; High: ~4.0 bar (typical for R134a) |
| Seal Type | Easily replaceable O‑ring for leak prevention |
| Mounting Method | Standard threaded or snap‑fit installation, compatible with “Easy Fit” kits. |
| Operating Temperature | -40 °C to +120 °C |
| Material | High‑strength alloy housing; silicone sealant for pressure containment. |
Installation & Compatibility
The NRF 38917 is engineered for seamless integration into a wide range of Ford models, including:
- Ford Focus (2005–2012)
- Ford Fiesta (2008–2010)
- Ford Mondeo (1994–2007)
- Ford Transit (2001–2006, 2009–2014)
- Ford Kuga, C‑Max, and other compact SUVs
Its Easy Fit design allows technicians to replace the switch without extensive disassembly. The component fits into existing pressure sensor housings or can be installed in new “pressure switch” brackets that are part of aftermarket HVAC upgrade kits.
Why the NRF 38917 Matters for Your Vehicle’s Comfort
A properly functioning pressure switch is essential for:
- Preventing Compressor Damage: By shutting off the compressor when pressure exceeds safe limits, it stops potential mechanical failure.
- Maintaining Cooling Efficiency: Accurate pressure readings allow the HVAC system to operate at optimal refrigerant levels, ensuring consistent cabin temperature.
- Extending System Longevity: Regular monitoring reduces wear on seals and valves, prolonging overall air‑conditioning life.
Maintenance Tips
- Inspect the O‑ring seal annually; replace if cracked or worn.
- Check for electrical continuity between terminals to avoid false readings.
- Verify that the switch is free from debris and corrosion, especially in high‑humidity climates.
Common Issues & Troubleshooting
| Symptom | Possible Cause | Solution |
|---|---|---|
| HVAC fails to start compressor | Switch stuck in high‑pressure state | Clean contacts; replace if damaged. |
| Frequent compressor cycling | Inaccurate pressure reading due to faulty switch | Replace the NRF 38917 with a new unit. |
| Refrigerant leaks around sensor area | O‑ring failure | Install a fresh O‑ring and reseal. |
Conclusion
The NRF 38917 Pressure Switch is more than just a sensor; it’s the guardian of your vehicle’s air‑conditioning health. Its robust design, precise pressure monitoring, and compatibility with a broad spectrum of Ford models make it an indispensable component for maintaining optimal cabin comfort and protecting critical HVAC components from damage.
Whether you’re performing routine maintenance or upgrading your car’s climate control system, the NRF 38917 offers reliable performance that keeps your ride cool and your compressor safe.
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 17.59 EUR  7.64 EUR  12.18 EUR  11.76 EUR |
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| Brand |  NRF is a brand that specializes in creating and selling clothing and accessories for women. The brand is known for its contemporary and stylish designs, as well as its high-quality materials. NRF is a popular choice for women who want to look stylish and fashionable, without spending a lot of money. |
| Model | NRF 38917 |
| MPN | NRF 38917 |
| ID | 7019694 |
| Dimensions / Weight | |
| Key Features | |
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