RDH100RF/SET (RDH100) Digital Wireless Room Thermostat & Receiver (Large Display Screen) Compatible Replacement for Siemens RDH10RF - Hanicks

Wireless Convenience - The RDH100RF communicates via 433 MHz radio frequency, eliminating the need for cables between the thermostat and boiler-perfect for quick installation and flexible placement. Easy-to-Read Display - A large, clear LCD screen shows real-time room temperature and allows for quick adjustments between 5°C and 30°C with 0.5°C accuracy. Two-Part System - Includes the RDH100RF wireless thermostat and RCR100/433 receiver, which easily connects to most standard boiler systems (AC 230V). Reliable Temperature Control - Offers 2-position or PID control for stable, responsive heating performance. Battery Powered - The thermostat runs on 2 x AA batteries (included) with long-lasting performance (over 1 year of use). Manual Override Option - The receiver features a manual control button, so you’re never left without heat. Modern, Compact Design - Wall-mount or use the included table stand to suit any room layout. The new RDH100RF replaces older obsolete model RDH10RF.