LG Freezer and Refrigerator Sensor Resistance value list

LG Freezer and Refrigerator Sensor Resistance value list

LG Freezer and Refrigerator Sensor Resistance value list

Temperature SensorResistance of FreezerResistance of Refrigerator (D frost)
-20 °C22.3 KΩ77 KΩ
-15 °C16.9 KΩ60 KΩ
-10 °C13.0 KΩ47.3 KΩ
-5 °C10.1 KΩ38.4 KΩ
0 °C7.8 KΩ30 KΩ
+5 °C6.2 KΩ24.1 KΩ
+10 °C4.9 KΩ19.5 KΩ
+15 °C3.9 KΩ15.9 KΩ
+20 °C3.1 KΩ13 KΩ
+25 °C2.5 KΩ11 KΩ
+30 °C2.0 KΩ8.9 KΩ
+40 °C14 KΩ6.2 KΩ
+50 °C0.8 KΩ4.3 KΩ

Which Type of Sensor is Used in LG Refrigerator and Deep Freezer?

Introduction to Refrigerator and Deep Freezer Sensors

Refrigerators and deep freezers have become essential appliances in modern households, and their efficiency relies significantly on advanced sensor technology. In this article, we explore the types of sensors used in LG refrigerators and deep freezers, shedding light on their role in preserving food and maintaining optimal conditions.

Importance of Sensors in Appliance Functionality

Maintaining Optimal Temperature

Sensors play a pivotal role in regulating and maintaining the desired temperature inside the refrigerator and deep freezer compartments. This ensures that food items are stored at optimal conditions for freshness and longevity.

Ensuring Energy Efficiency

Smart sensor technology also contributes to energy efficiency by monitoring temperature fluctuations and adjusting the cooling system accordingly. This not only saves energy but also reduces electricity bills over time.

Types of Sensors Used in LG Refrigerators

LG utilizes a range of sensors to enhance the functionality of their refrigerators and deep freezers.

Temperature Sensors

These sensors constantly monitor the internal temperature, allowing the appliance to adjust cooling settings for optimal freshness and energy efficiency.

Defrost Sensors

Preventing frost buildup is crucial for both performance and energy efficiency. Defrost sensors in LG refrigerators ensure timely defrosting, preventing ice accumulation that can hinder the appliance’s operation.

Door Sensors

Door sensors play a vital role in energy conservation. They trigger alerts and adjustments when doors are left open, minimizing temperature fluctuations and energy wastage.

Humidity Sensors

Maintaining the right humidity level is essential for preserving the freshness of fruits and vegetables. Humidity sensors in LG refrigerators create an ideal environment for different types of food items.

Advanced Features Enabled by Sensors

Smart Cooling Technology

LG’s smart cooling technology utilizes sensors to maintain consistent temperatures throughout the refrigerator and freezer compartments, preventing uneven cooling.

Adaptive Defrost

Sensors analyze usage patterns and only initiate defrost cycles when necessary, optimizing energy consumption and ensuring minimal disruption to the appliance’s operation.

How Sensors Enhance Food Preservation

Consistent Temperature Regulation

Sensors ensure that the temperature remains constant, preventing fluctuations that can compromise the quality and safety of stored food.

Preventing Frost Buildup

By monitoring and controlling defrost cycles, sensors prevent excessive frost buildup, ensuring efficient heat exchange and preserving the appliance’s performance.

Energy-Efficient Operation

The precise control enabled by sensors contributes to energy efficiency, aligning with LG’s commitment to environmentally conscious appliance design.

User-Friendly Aspects of Sensor Technology

Digital Displays and Controls

LG refrigerators often feature digital displays and controls that allow users to monitor and adjust settings easily, providing a user-friendly experience.

Alarms and Alerts

Door open alerts and temperature alarms, driven by sensors, enhance user awareness and help in maintaining optimal storage conditions.

Comparison with Other Refrigerator Sensor Technologies

While LG employs advanced sensor technologies, comparisons with other brands and models showcase the unique features and benefits offered by LG’s sensor systems.

Maintaining and Troubleshooting Refrigerator Sensors

Cleaning and Care Tips

Regular cleaning and maintenance are essential for sensor longevity. Gentle cleaning with a soft cloth and avoiding harsh chemicals contribute to optimal sensor performance.

Common Issues and Solutions

Understanding common sensor issues, such as inaccurate temperature readings or door sensor malfunctions, empowers users to troubleshoot effectively or seek professional assistance when needed.


In conclusion, the types of sensors used in LG refrigerators and deep freezers underscore the brand’s commitment to innovation, efficiency, and user convenience. Leveraging smart sensor technology, LG appliances not only ensure food preservation but also contribute to energy savings and a seamless user experience.


1. Can I replace sensors in my LG refrigerator myself?

While it’s possible, it’s recommended to seek professional assistance to ensure proper installation and calibration.

2. How often should sensors be calibrated?

Calibration frequency depends on usage patterns. Regular calibration may not be necessary, but any noticeable issues should prompt calibration checks.

3. Do sensors affect energy consumption?

Sensors contribute to energy efficiency by optimizing cooling cycles. Proper sensor function can positively impact energy consumption.

4. Are LG refrigerator sensors repairable?

In most cases, yes. Professional technicians can diagnose and repair sensor issues, ensuring continued appliance performance.

5. Can sensor issues lead to food spoilage?

While rare, sensor malfunctions can impact temperature regulation. Regular maintenance and prompt addressing of sensor issues mitigate the risk of food spoilage.