Heatmiser Slimline V4 White 230V Multi-Mode Thermostat for Wired Heating Control with Timer and Sensing Options

The Heatmiser Slimline V4 Thermostat is a stylish and powerful 230V flush-mounted heating controller, designed for users who want efficient and flexible heating management. This multi-mode thermostat can operate either as a standard room thermostat or as a programmable timer, making it ideal for zoned heating systems, towel rails, or underfloor setups.

Its large illuminated display makes viewing and adjusting settings easy, even in low-light conditions. You can select from multiple scheduling modes, including non-programmable, weekday/weekend, or 7-day custom routines.

Key energy-saving functions include self-learning optimum start, which preheats your space efficiently, holiday mode for reduced operation while you’re away, and frost protection to maintain minimum safety temperatures.

The Slimline V4 also supports remote air or floor sensor connections (optional), providing greater flexibility and precision in larger or specialty spaces. With key lock functionality and temperature hold control, this thermostat combines convenience with control.

Key Features

Large Display – Clear white backlit screen for high visibility
Multi-Mode Operation – Use as a thermostat or timer for versatile control
User-Selectable Scheduling – Non-programmable, 5/2, or custom daily modes
Self-Learning Optimum Start – Heats up efficiently for maximum comfort
Comfort Levels – Up to 4 per day for tailored heating management
Remote Sensing Support – Optional remote air or floor sensor compatible
Temperature Hold – Temporarily maintain a fixed temperature
Holiday Facility – Save energy with lower heating settings when away
Frost Protection – Maintains safe minimum temperature to prevent freezing
Key Locking – Prevent unauthorized changes to settings
Flush Mounting – Slim, low-profile design for seamless installation

Applications

Wired Room Heating Control – Ideal for zones, radiators, or main room heating
Programmable Timer Use – Great for heated towel rails or lighting control
Sensor-Based Precision Heating – Supports floor and air probe integration

Technical Specifications: