HEWI Upgrade kit function button and WC flushing mechanism White Edition (model E)


Model lefthand
Product is eliminated from 31st March 2022

Product information

  • function button module and WC flushing mechanism module for easy installation and for retrofitting on HEWI hinged support rail 802.50...
  • left-hand version
  • suitable for all standard concealed cisterns with electrical control
  • blue button for releasing the flushing mechanism, yellow button for triggering a freely definable function (The function button does not meet the requirements for an emergency call according to DIN VDE 0834-1)
  • spiral cable with bare wire ends for wall connection incl. white cover for flush-type box
  • control voltage max. 25 V = SELV, PELV, switching current up to max. 100 mA
  • hinged support rail cover cap made of white powder-coated aluminium
  • button housing in HEWI colours 98 (signal white) and 99 (pure white)

L/R options seen from user's view

Technical specifications

Material and colour


HEWI colour chart
Fixing Types
Installation instructions (de, en, fr, nl, it)
2D drawing
3D drawing
Product Data Sheet
Tender specifications
Download everything

Design Awards

  • red dot award: Product Design
Technical information subject to alteration
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