Honeywell Home HR92UK Wireless Radiator Thermostat 4-Pack | Evohome Compatible TRV Heads

The Honeywell Home HR92UK Wireless Radiator Thermostat 4-Pack contains four HR92UK electronic radiator controllers for precise room-by-room temperature control within evohome multi-zoning systems. These slim, backlit TRV heads enable up to 12 independent heating zones with 6 daily time/temperature settings per zone.

Key Features

• Continuous 2-way 868 MHz RF communication with evohome controller for reliable zoning.
• Adjustable backlit LCD display flips up for viewing or folds flat against radiator.
• Open window detection automatically closes valve when sudden temperature drop occurs.
• Frost protection setting prevents freezing in unused rooms.
• Local override dial allows manual temperature adjustment at any time.
• 2-year AA battery life with low battery warning on display.

Why Choose Honeywell HR92UK 4-Pack?

Cost-effective starter pack for evohome multi-zoning, providing intelligent radiator control with energy-saving features and seamless system integration.

Fits M30 x 1.5 radiator valves with adapters for Danfoss RA, Drayton TRV4, and other common types.

Suitable For

• Evohome multi-zone heating systems requiring radiator-level temperature control.
• New evohome installations and system expansions.
• Energy-efficient room-by-room zoning in homes with radiator heating.

Technical Specifications

• Brand: Honeywell Home by Resideo
• Model: HR92UK Radiator Controller (x4)
• Pack MPN: HR924UK
• Individual MPN: HR92UK
• GTIN: 5025121382557
• Valve Compatibility: M30 x 1.5 (adapters included)
• RF Frequency: 868 MHz bi-directional
• Power Supply: 2 x AA batteries per head (2-year life)
• Set Point Range: 5 °C to 30 °C
• Display: Backlit LCD, adjustable position
• Communication Range: 30 m (30-100 m open air)
• Protection: IP30
• Dimensions per head: 60 x 40 x 20 mm (excluding valve)
• Weight per head: 130 g (with batteries)
• Includes: 4x HR92UK heads, valve adapters, batteries

Installation & Integration

Tool-free installation onto existing TRV bodies (no system drain-down required). Simple binding to evohome controller with automatic zone naming and scheduling. Open window function configurable via evohome app with valve close time and sensitivity adjustment.