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The Horstmann BX2000 has been designed to provide greater flexibility to the consumer using Off-Peak electricity for Water heating. It provides the facility to Boost your Hot water at any time and to ensure you are automatically connected to the Off-Peak supply whenever it is available.
Standard Rate supply to the immersion element is switched ON. ISOLATOR SWITCHES The BX2000 has two built in double pole isolator switches labelled NORMAL supply and OFF PEAK supply. When in the OFF position they isolate the relevant supply to the immersion heater and switch OFF the associated indicator light.