Honeywell FBA C7189R1004 Wireless Indoor Sensor, Premier White

Price: $58.52
(as of Oct 04, 2026 23:43:31 UTC – Details)


Used to sense temperature if the thermostat is installed in a poor temperature sensing location.
Factory calibrated, no field calibration needed
Installation is quick and simple
Operating Temperature Range; 35-114 Degrees
Small remote sensor matches any room decor
Includes 2 AAA alkaline batteries and mounting hardware
Customers find the thermostat effective at evening out house temperatures and making it more comfortable, while also appreciating its compact size and cost-effectiveness. The temperature accuracy is positive, with one customer noting it’s verified to within 1 degree. The connectivity and functionality receive mixed reviews – while some customers easily pair it with their thermostats and appreciate its versatility, others report connection issues and find the features limited. The installation instructions are unclear according to multiple customers.