Honeywell C7189R1004 wireless indoor sensor, front view, compact and discreet for room temperature readings
Honeywell C7189R1004 sensor mounted on wall, reliable temperature sensing in living spaces

Honeywell

Honeywell FBA C7189R1004 Wireless Indoor Sensor Premier White

High-performance tools and home improvement made for confident daily results

$63.26

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Why customers choose TaskHolt Tools

Improve Comfort with a Precise Indoor Sensor

When a thermostat sits in a location that skews readings, room temperature can feel inconsistent. The Honeywell FBA C7189R1004 Wireless Indoor Sensor is designed to capture a truer ambient picture for your climate system. Its compact Premier White finish blends with most interiors, so you can place it where it matters without drawing attention.

Key benefits at a glance

  • Factory calibrated, no field calibration needed
  • Easy, quick installation
  • Operating temperature range: 35-114°F (2-46°C)
  • Compact remote sensor that fits any room decor

Practical uses and setup tips

Ideal for bedrooms, living rooms, home offices, or hallways where accurate ambient readings help your thermostat respond appropriately. The package includes two AAA alkaline batteries and mounting hardware for fast setup, so you can have it working in minutes.

  • Includes 2 AAA alkaline batteries and mounting hardware
  • Mount on a wall or place on a shelf for flexible placement
  • Discreet, low-profile design suitable for indoor environments
  • Works with compatible Honeywell thermostats to support comfortable control

Placement tips: avoid direct sunlight, drafts from vents, or proximity to heat sources to capture representative readings. While outcomes may vary by system, a well-placed sensor can contribute to more consistent room temperature data over time.

Reliability and ease of use

The unit ships factory calibrated, meaning no on-site calibration steps are needed. Once powered, it communicates with your thermostat to inform smarter adjustments based on the actual room conditions. The compact design is durable for everyday home life.

Technical snapshot

  • Operating temperature: 35-114°F (2-46°C)
  • Wireless indoor sensor with a small footprint
  • Includes mounting hardware and 2 AAA batteries
  • Premier White finish blends with most décors

FAQ

Q: What is the purpose of this indoor sensor?

A: It helps capture room temperature more accurately when the thermostat is in a less-than-ideal location.

Q: Is installation easy?

A: Yes. It is factory calibrated and includes batteries and mounting hardware for fast, tool-free setup.

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