Panel heater with 400 W power with WiFi control for rooms of 4–6 m² IPX4 white PA400WIFI4 Mill

The Mill PA400WIFI4 is a compact, slim and energy-efficient panel heater with 400 W power and WiFi control. Designed for small rooms of 4–6 m², it is ideal for bathrooms, hallways, closets or compact work areas. With its IPX4 rating, it is safe for humid spaces, while the clean white design blends seamlessly into modern interiors.

Key features

• 400 W power – ideal for very small rooms of 4–6 m².

• WiFi control – set temperature, schedules and modes remotely.

• IPX4 protection – safe for bathrooms and humid environments.

• Convection heating – quiet, even and natural warmth.

• Ultra-slim panel – minimalistic and elegant design.

• Energy-efficient operation – precise temperature control.

• Safety features – overheat protection, child lock, open-window detection.

• Easy wall mounting – all hardware included.

Technical specifications

• Model: Mill PA400WIFI4

• Power: 400 W

• Room size: 4–6 m²

• Control: WiFi + mobile app

• Heating type: convection panel

• Material: metal

• Color: white

• Protection rating: IPX4

• Installation: wall-mounted

• Safety: overheat protection, child lock, open-window mode

• Warranty: 5 years

Why buy / what makes it special?

• Perfect for very small rooms.

• Safe for humid areas, such as bathrooms.

• Convenient WiFi smart-home control.

• Clean Scandinavian design.

• Completely silent operation.

• Low energy consumption.

• Quick and easy installation.

Included in the box

• Mill PA400WIFI4 panel heater

• Wall mounting bracket + screws

• User manual

• Warranty documents

About Mill

Mill is a Norwegian manufacturer known for stylish, safe and energy-efficient electric heating solutions widely used across Europe.