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3312303005 RV AC Freeze Protection Thermistor Sensor - Compatible with Dometic 579, 590, 591, 595, 600 & 630 Series AC Units (1 Pack
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3312303005 RV AC Freeze Protection Thermistor Sensor - Compatible with Dometic 579, 590, 591, 595, 600 & 630 Series AC Units (1 Pack
Aims to solve most of the icing problems on household air conditioners with high-quality materials; Convenient Plug and Play.
3312303005 RV AC Freeze Protection Thermistor Sensor - Compatible with Dometic 579, 590, 591, 595, 600 & 630 Series AC Units (1 Pack
Item #: 153449869

3312303005 RV AC Freeze Protection Thermistor Sensor - Compatible with Dometic 579, 590, 591, 595, 600 & 630 Series AC Units (1 Pack

81% of respondents would recommend this to a friend

Item #: 153449869

MVR 112

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Aims to solve most of the icing problems on household air conditioners with high-quality materials; Convenient Plug and Play.
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What Stands Out

Universal Compatibility
Designed to work seamlessly with multiple Dometic AC models, ensuring a perfect fit and easy installation for users of 579, 590, 591, 595, 600, and 630 series units.
Enhanced Protection
Prevents freezing of the AC unit, extending the lifespan of the appliance and ensuring optimal performance during extreme temperature conditions, safeguarding your investment.
User-Friendly Design
Simplified installation process allows for quick replacement, making it ideal for RV owners seeking a reliable and efficient solution to protect their air conditioning systems.

Product Details

Shop 3312303005 RV AC Freeze Protection Thermistor Sensor - Compatible with Dometic 579, 590, 591, 595, 600 & 630 Series AC Units (1 Pack online at a best price in Maldives. B0CLLQTB14
Mounting TypeFlange Mount
Output TypeDigital
Sensing Distance0.14 Kilometers
Upper Temperature Rating120 Degrees Fahrenheit
Material TypePlastic, Stainless Steel
Item Dimensions27.5 x 0.18 x 0.18 inches (69.9 x 0.5 x 0.5 cm)
Item Weight0.04 Ounces (1.13 grams)
Brand NameDONFON
Model3312303005
ManufacturerDONFON
Part Number3312303005
Item Type NameRV air conditioning AC thermistor refrigeration control sensor
Included ComponentsRV air conditioning AC thermistor refrigeration control sensor
BrandDONFON
Item dimensions L x W x H27.5 x 0.18 x 0.18 inches (69.9 x 0.5 x 0.5 cm)
MaterialPlastic, Stainless Steel

Who Should Buy?

Suitable For
  • RV Owners

    Ideal for RV owners to prevent AC freeze-ups during cold weather, ensuring comfort and system efficiency.

  • Camping Enthusiasts

    Perfect for camping enthusiasts who frequently travel in varying climates, protecting their AC units from freezing.

  • Dometic Users

    Specifically designed for users with Dometic 579, 590, 591, 595, 600 & 630 Series AC units needing freeze protection.

Not Suitable For
  • Non-Dometic Units

    Not suitable for AC units outside of the specified Dometic series, limiting its usability for other brands.

Product Description

3312303005 RV AC Freeze Protection Thermistor Sensor - Compatible with Dometic 579, 590, 591, 595, 600 & 630 Series AC Units (1 Pack

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the purpose of the 3312303005 RV AC Freeze Protection Thermistor Sensor?

    Answer: The 3312303005 RV AC Freeze Protection Thermistor Sensor is designed to monitor the temperature of your RV's air conditioning system and prevent it from freezing. By accurately sensing the temperature, it ensures that your AC unit operates efficiently without the risk of freeze-up, which can lead to costly repairs or system failures. This is particularly important for RV owners who use their units in varying climates where temperatures can drop unexpectedly.
  • Question: Is this sensor compatible with all Dometic AC units?

    Answer: This thermistor sensor is specifically compatible with the Dometic 579, 590, 591, 595, 600, and 630 Series AC Units. It's crucial to verify compatibility with your specific model to ensure optimal performance and prevent any operational issues. If you own one of these models, this sensor is an ideal fit as it directly addresses freeze protection, enhancing the longevity and reliability of your cooling system.
  • Question: How do I install the 3312303005 thermistor sensor in my RV AC unit?

    Answer: Installing the 3312303005 thermistor sensor typically involves accessing the AC unit's control panel. You will need to disconnect the power supply for safety before replacing the old sensor with the new one. Detailed instructions are usually provided by Dometic, but if you are unfamiliar with electrical systems, it may be advisable to consult a professional technician to ensure a proper installation and to avoid any damage.
  • Question: What symptoms indicate that I need to replace my thermistor sensor?

    Answer: If you notice your AC unit is freezing up, producing inadequate cooling, or cycling on and off erratically, it may indicate a faulty thermistor sensor. Additionally, if your unit runs continuously even when temperatures rise, the sensor may not be reading correctly. Regular checks help maintain optimal performance, so if you observe these symptoms, replacing the thermistor is a wise choice to avoid further complications.
  • Question: Can I use this thermistor sensor in other RV brands apart from Dometic?

    Answer: The 3312303005 thermistor sensor is specifically designed for Dometic 579, 590, 591, 595, 600, and 630 Series AC units. It may not function properly in non-Dometic units as the specifications and wiring might differ. To ensure top performance and compatibility, it's advisable to use sensors tailored for your specific RV brand and model.
  • Question: Do I need any special tools to replace the thermistor sensor?

    Answer: Most of the time, replacing the thermistor sensor requires basic tools such as screwdrivers and possibly pliers. If you’re experienced with electrical systems, you may find the process straightforward. However, having a multimeter on hand to check for correct readings during installation may also be useful. If unfamiliar with these tools or processes, seeking help from a professional is the best course of action.
  • Question: What are the benefits of using the 3312303005 thermistor sensor in cold weather?

    Answer: Using the 3312303005 thermistor sensor in cold weather helps safeguard your RV’s AC unit by preventing it from freezing. This can enhance efficiency, prolong the life of the AC system, and protect your investment. In regions with fluctuating temperatures, this sensor acts as a critical safeguard, especially during cold nights, ensuring that your AC operates smoothly when conditions become favorable again.
  • Question: Where can I buy the 3312303005 RV AC Freeze Protection Thermistor Sensor?

    Answer: You can purchase the 3312303005 RV AC Freeze Protection Thermistor Sensor at Ubuy in Maldives. Ubuy offers a range of RV accessories, including this specific sensor, ensuring convenience and reliable sourcing for your RV maintenance needs.
  • Question: How can I test if my thermistor sensor is functioning correctly?

    Answer: To test the thermistor sensor's functionality, you can use a multimeter to check its resistance at different temperatures. A properly functioning thermistor should show varying resistance values based on temperature changes. If the readings are inconsistent or outside the expected range, the thermistor may need replacement. Regular tests ensure that your AC unit remains efficient and prevents operational issues.
  • Question: Is there any maintenance required for the thermistor sensor?

    Answer: Generally, the thermistor sensor does not require much maintenance. However, regular inspections for dirt or damage are beneficial. If you clean the area around the sensor and ensure connections are secure, it can help maintain its efficiency. If detected anomalies such as erratic AC behavior, consider testing or replacing it to ensure uninterrupted cooling and protection against freezing.

DONFON Air Conditioners Editorial Review

The 3312303005 RV AC Freeze Protection Thermistor Sensor has garnered positive feedback from users, particularly for its compatibility with various Dometic AC units, including the 579, 590, 591, 595, 600, and 630 Series models. Customers appreciate its ease of installation and effectiveness in preventing damage caused by low temperatures, thus ensuring the continued functionality of their AC units in fluctuating conditions. Many users have noted the sensor’s reliability, with several stating that it performed as advertised in protecting their units from freezing issues. This feature offers peace of mind for RV owners who frequently travel to colder climates, where freeze protection is a crucial Consideration. Additionally, buyers have highlighted the product’s affordability, making it a cost-effective solution for RV maintenance. On the downside, a few users have reported difficulty with the sensor's longevity, suggesting that it may not last as long as expected in some instances. However, such instances seem to be in the minority, indicating that overall, customer satisfaction remains high. In summary, the 3312303005 RV AC Freeze Protection Thermistor Sensor is well-received in the market for its solid performance, ease of installation, and necessary freeze protection. It represents a valuable investment for RV enthusiasts looking to safeguard their air conditioning systems against harsh weather conditions. **

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Pros

  • High compatibility with various Dometic AC units
  • Easy to install
  • Effective in preventing freeze damage
  • Reliable performance as reported by users
  • Affordable alternative for AC maintenance

Cons

  • Some reports of limited longevity in certain cases

Platform Trust & Buyer Confidence

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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
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“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
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MVR 112

Order now and get it around Friday, September 04

QTY:

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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

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Features & Benefits

  • Compatible with Dometic RV AC models 579, 590, 591, 595, 600, and 630 series.
  • Includes 1 piece of 3312303005 RV heat pump thermistor kit with wiring harness.
  • Features a double-layer sealing process for excellent insulation and reliability.
  • Designed to prevent icing issues in air conditioners effectively.
  • Easy to install with a plug-and-play design.
  • Durable construction for bending resistance and mechanical protection.

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