Honeywell C7089R3013/U RedLINK Outdoor Temperature & Humidity Sensor for T10+

Overview

The Honeywell C7089R3013/U RedLINK Outdoor Temperature and Humidity Sensor is a compact companion designed to pair with RedLINK-enabled T10+ thermostats. It continuously monitors outdoor temperature and humidity and shares those readings with your connected devices, giving you climate context at a glance without running wires inside your home.

Crafted for easy setup and dependable operation, this sensor runs on batteries and sticks to an exterior wall or preferred outdoor spot. It delivers helpful data while staying out of the way, so you can focus on comfort, energy use, and daily life steps affected by changing conditions.

Key benefits at a glance

• Up to 5 years of battery life from two AA lithium batteries
• 2‑month low-battery warning displayed on RedLINK thermostats
• In-package mounting hardware for quick, tool-free installation
• Includes two AA lithium batteries and sturdy mounting hardware

Real-world use

With outdoor readings shown on your RedLINK-enabled thermostat, you can better anticipate indoor comfort needs and tweak schedules based on current conditions. The data also helps you plan outdoor tasks and anticipate how weather might influence indoor climate control.

The sensor is designed for reliability within the RedLINK ecosystem, minimizing interference with other wireless devices and delivering consistent performance across diverse climates. Its compact form blends with exterior spaces while keeping the focus on meaningful data you can act on.

Installation and reliability

Install in minutes—no wiring required. Place the unit on an exterior wall, insert the included batteries, and pair it with your RedLINK network for seamless data sharing with the T10+ system.

Product stability comes from thoughtful design: RedLINK reliability, minimal risk of interference, and proven performance in varied climates. The sensor’s US-made construction reflects Honeywell’s commitment to quality and ecosystem compatibility.

Product details

• Powered by RedLINK reliability
• Not interference with other wireless devices in the home
• Reliable performance in all climates

By delivering outdoor context to compatible thermostats, the C7089R3013/U helps you understand weather-driven shifts in your indoor environment without unnecessary complexity. It’s a practical, data-driven companion for a smarter, more responsive home comfort system.

Made in the United States and manufactured by Honeywell, this sensor is designed to integrate smoothly with the RedLINK ecosystem and keep pace with ongoing compatibility improvements for your T10+ setup.