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DuoHeat 1.00kW Radiator
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DuoHeat 1.00kW Radiator

DuoHeat 1.00kW Radiator

DuoHeat provides an automatic mix of off-peak storage heating and direct-acting convection heating in one package, allowing flexibility and controllability to match users' lifestyles.

  • Storage Heater

Other options are available for this product.

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By providing heat from an automatically managed mix of off-peak and direct-acting sources, the Duo400n provides the flexibility and controllability to match users' lifestyles and ensures plenty of heat is available throughout the day or evening whenever it's needed, while keeping running costs low.


  • Patented ‘smart' heat manager automatically controls output level from each heat source, optimising controllability and economy*
  • Single, simple to use and understandable electronic control, with child lock facility
  • Energy-efficiency savings of up to 10% compared with traditional off-peak electric heating systems, recognised by SAP2005, the tool for showing compliance with Part L of the Building Regulations
  • Compatible with Dimplex 4 zone, wall mounted pilot wire and mains borne signalling multi heater programmers
  • Stylish, slimline design with concealed outlet grille
  • Heat output provided by a combination of off-peak and standard-rate electricity sources
  • Pre-wired electrical connections
  • Simple, secure wall fixings
  • Snap fit feet
  • Easy-fit front panel connections
  • Compatible with all off-peak tariffs


Technical Specifications

Key Features
Colour/Finish/MaterialWhite and Grey
ControlsIntegral user adjustable electronic room thermostat controlling both front panel element operation and temperature. Set via LED membrane display on top of heater. Child lock facility also included.
Heat Output (kW)1
InstallationFloor standing and fixed to wall via wall fixing bracket.
Location of Heat OutputRadiant heat emits from the front panel.
Warranty / Guarantee2 years guarantee
Product Identification
Product model numberDuo400n
Height (mm)712.00
Depth (mm)130.00
Depth with Feet (mm)140
Width (mm)830.00
Additional Features
AccessoriesController - RXMBS4, Mains Filter - RXMBSF4, Receiver - KX03002
ConstructionDurable polysester coated steel front and rear casing, mounted on plastic feet. Insulated heat-retaining core behind inner front skin.
Number of bricks12
Cable Exit PointBottom Right
Cable Length (m)1.6
Charge Acceptance 7 hours (kWh)13.00
Number of brick packs6
Element typeEncapsulated microwire element fixed to the inside of the front panel, covering the whole fascia. Two, three or four (depending on model) mineral filled incoloy sheathed units of 0.65kW.
Frost ProtectionYes
Loading/Wattage (kW)0.25
Safety Cut OutAuto-reset type
Sensor Rangemanual reset over temperature cut out.