Resideo - Honeywell Home C7735A1000 Return Air Temperature Sensor

Introducing the C7735A1000 Return Air Temperature Sensor, a compact, duct-mounted solution for accurate readings in non-zoned RedLINK-enabled wireless systems. Designed for use with TH6320R1004 and TH5320R1002 Wireless FocusPRO Thermostats, this sensor feeds precise return-air data to your thermostat for consistent comfort. This sensor ensures stable readings even with minor airflow changes, supporting energy-efficient heating and cooling.

Operating within a wide range of 0 to 200°F, the gray enclosure supports reliable performance across standard residential environments. Its compact size—4-1/8 in W × 1-1/4 in D × 3-7/8 in H—is optimized for duct mounting in return air paths and includes mounting hardware for fast installation.

• Duct-mounted design for direct return-air sensing and accurate temperature reporting
• Compatible with non-zoned RedLINK-enabled wireless systems and FocusPRO thermostats
• Wide operating range from 0 to 200°F for varied climates
• Compact dimensions with included mounting hardware (Gray)

Enhance system reliability and comfort with the C7735A1000, a dependable return air temperature sensor that integrates seamlessly into Honeywell Home installations.