Refrigerant Temperature Sensor Internal Unit 09-12-18-2 De Dietrich 7221046

When your heating system requires precise monitoring of refrigerant temperatures, this internal unit sensor is a key component for maintaining efficient operation. Designed for use in specific model ranges, it helps ensure that the system responds accurately to temperature changes, supporting overall performance and reliability. Whether you are performing routine maintenance or a targeted repair, this sensor is a practical choice for keeping your boiler or burner system running smoothly.