BX2000 Electronic Boost Control5015914302091BX2000

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170mm wide x 115mm high x 62mm deep (excluding rocker
Horstmann BX2000

Electronic Boost Control
This simple control is intended for use with systems in which cheap overnight heating of water is controlled by the electricity company’s radio teleswitch or tariff time switch.
Saves money by making the most effective use of the latest cheap-rate tariff structures, electronically

Horstmann’s BX2000 has been designed for use with off-peak water heating where multiple cheap-rate periods are provided automatically by the Electricity Company’s Radio Teleswitch or Radio Telemeter

Accepts all incoming and outgoing wiring including single, dual or two separate 3 kW immersion heater applications
  • Always gives priority to off-peak supply
  • Automatically cancels any boost that has been selected prior to the
  • off-peak supply becoming available
  • One hour or two hour boost
  • Indicator lights show when ‘boost’ or ‘off-peak’ are operational
  • Incorporates two double pole switches: one for 24 hour supply; one for off-peak [cheap rate] supply.
  • Time period: One or two hours
  • Mounting box material: Thermoplastic, flame retardant
  • British Standards: Designed to meet BS- EN 60730-2-7.
  • Contact rating13A 230V a.c. Suitable for immersion heaters up to 3 kW
  • Contact typeDisconnection to immersion heater(s) on double-pole switch
  • Supply 230V a.c. 50/60 Hz
  • Live parts Enclosed
  • Enclosure protectionIP 30
  • Shock protection: Class 1
  • Dirt protection: Normal situations
  • Operating temperature: 0ºC - 35ºC range.


Horstmann Data & Wiring Sheet + Compatability list
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HO BX2000

BX2000 Electronic Boost Control Extended Range*