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Night storage heater

Belongs to:
Heating systems
Nachtspeicherofen, Nachtstromspeicherheizung, Speicherheizung

A night storage heater is an electrical heater which stores thermal energy during the night when electricity is available at lower cost. The heat is released during the day as required.

Frequency ranges:
  • 50–60 Hz
Type of field:
electric and magnetic

Measurements (acc. to literature)

night storage heater
Measurand Value Feature Remarks
magnetic flux density 3–25 µT (maximum) - - [1]


  1. Neitzke HP et al. (2006): [EMF manual. Electromagnetic fields: sources, risks, protection].