STIEBEL ELTRON ETS 400 Plus Electric Storage Heater 4kW 400V White with 12 Magnesite Bricks

The STIEBEL ELTRON ETS 400 Plus is a high-quality electric storage heater designed for efficient and cost-effective heating. With a nominal heat output of 4.0 kW and a 400 V three-phase connection, this wall-mounted heater is ideal for residential and commercial spaces. It features an electronic charge controller, a radial fan, and a noise level of only 30 dB(A), ensuring quiet operation. The heater comes with 12 magnesite storage bricks (part number 172292) that store heat during off-peak hours and release it as needed. Integrated features include a room temperature controller, weekly timer, open window detection, and adaptive charge control. The unit is compatible with central ripple control and external charge controllers for flexible energy management.

Advantages

Energy-efficient storage heating with intelligent charge control reduces electricity costs. Quiet operation (30 dB(A)) ensures comfort. The integrated weekly timer and open window detection optimize energy usage. High-quality insulation minimizes heat loss.

Suitable for

• Residential living rooms and bedrooms
• Commercial offices and meeting rooms
• Spaces requiring quiet, consistent heating
• Integration with off-peak electricity tariffs

Key specifications

• Nominal heat output: 4.0 kW
• Rated voltage: 400 V, 3-phase (3/N/PE)
• Frequency: 50 Hz
• Colour: White
• Control type: Electronic charge controller
• Fan type: Radial fan
• Air flow rate: 160 m³/h
• Noise level: 30 dB(A)
• Protection class: I
• IP rating: IP20
• Storage core material: Magnesite bricks
• Number of storage bricks: 12
• Brick part number: 172292
• Mounting type: Wall-mounted with floor support
• Connection type: Fixed connection
• Integrated features: Room temperature controller, weekly timer, open window detection, adaptive charge control
• Charge control compatibility: Central ripple control, external charge controller
• Thermal insulation: High-quality, non-combustible

Recommendations

For optimal performance, pair with a compatible external charge controller or central ripple control system. Ensure proper installation by a qualified electrician. The magnesite bricks (part 172292) are replaceable if needed.