Automatic Storage Heater
XLSN 11.9kWh Automatic Storage Heater
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XLSN 11.9kWh Automatic Storage Heater

XLSN 11.9kWh Automatic Storage Heater

This product has been discontinued

The UK's slimmest and most popular static storage heater offers performance and economy in an ultra slim design with maintenance free reliability.

  • Smooth curved styling
  • Easy to use controls
  • Frontal grille for efficient heat distribution
  • Compatible with all off-peak tariffs
  • Drip proof construction (IPX2 rated)
  • Easy to install

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The UK's slimmest and most popular storage heaters offer performance, economy, ultra slim design and maintenance free reliability. The XLS12N is suitable for a wide range of domestic and commercial applications. The heating level of XLSN range is adjusted by means of a variable input control, which the occupant sets in line with the changing weather conditions.


  • Storage Input of 11.9kWh
  • XLSN range features automatic charge regulator, which automatically adjusts the level of input charge to compensate for changing weather conditions without user intervention
  • Running cost savings of up to 15% can be achieved using automatic controller (XLSN) compared to manual static (XLN) storage heaters
  • Less than 150mm (6 inches) deep
  • Room temperature boost control increases heat output when required and may be used automatically or manually
  • Easy to use controls, out of sight of young children
  • Secure wall fixings for safety
  • Feet may be fitted under carpet or on top of a suitable floor covering
  • Matches the PLX range of panel heaters

This product is no longer compliant from 1st January 2018 due to the new Lot 20 legislation. The compliant replacement for this is XLE070


Technical Specifications

Key Features
Colour/Finish/MaterialWillow White
ControlsCharge controller - Type: hydraulic close differential room temperature sensing thermostat with external sensor.
IP RatingIPX2
Location of Heat OutputUpward facing grille at the top.
Storage Capacity (kWh)1.70
Warranty / Guarantee2 years guarantee
Product Identification
Product model numberXLS12N
Height (mm)706.00
Depth (mm)146.00
Width (mm)565.00
Weight (kg)76.00
Additional Features
AccessoriesShelves - SHE6-24, Protective Guards
Number of bricks8
Number of brick packs4