Restore the temperature regulation and cooling accuracy of your indoor unit with the Samsung Air Conditioner Temperature Sensor DB32-00248A. This specialized thermistor is responsible for measuring the ambient air temperature as it enters the unit. By providing real-time data to the main PCB, it allows the system to determine exactly when to engage the compressor and how to modulate the fan speed to reach your desired setpoint. A faulty sensor can lead to the unit running continuously without cooling, short-cycling, or displaying error codes related to room temperature sensing.

The DB32-00248A is engineered with high-sensitivity thermal components encased in a protective resin or plastic housing. It features a precision-calibrated resistance range that corresponds to specific temperature values, ensuring the system maintains a comfortable and consistent environment. This genuine OEM part includes a dedicated wiring harness and connector for a secure, plug-and-play installation.

Installation / Replacement Instructions

1. Safety First: Turn off the air conditioner and disconnect the power supply at the main circuit breaker.
2. Open the Intake Grille: Lift the front panel of the indoor unit to access the filter area and the evaporator coil.
3. Locate the Sensor: The ambient temperature sensor is typically found clipped to the front of the evaporator coil or tucked into a small plastic holder on the right side of the intake frame.
4. Access the Control Box: Remove the internal plastic cover of the electronic control box to reach the main PCB.
5. Disconnect the Old Sensor: Trace the wire from the sensor head back to the PCB. Carefully unplug the connector from its designated port. Note the routing of the wire to ensure the new one is installed correctly.
6. Install the New Sensor: Plug the new DB32-00248A into the PCB. Route the wire along the original path and snap the sensor head into its mounting clip. Ensure the sensor head is not touching the metal fins of the coil directly unless specified, as it should measure air temperature, not coil temperature.
7. Reassemble and Test: Replace the control box cover and close the front panel. Restore power and set the unit to a temperature lower than the current room temperature to verify the compressor engages correctly.

Compatible with select Samsung split-system indoor units, this OEM-quality temperature sensor restores the precision thermal monitoring and efficient operation originally designed for your system.

Key Features
AC Temperature Sensor - Part number DB32-00248A
High-Sensitivity Thermistor - Provides accurate ambient air temperature readings to the PCB
Plug-and-Play Connector - Features a precision-molded harness for easy and secure attachment
Protective Encapsulation - Designed to resist moisture and thermal stress within the air handler
Compatible with Select Samsung Models - Direct replacement for a factory-standard electrical fit
OEM-Quality Part - Restores original temperature regulation and prevents sensing-related error codes