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Electric Water Heating Controls |
These immersion heater controls, rated at 13Amps, have been developed specifically for use with Economy 7 and White Meter tariffs, and can also take full advantage of any available cheap-rate tariffs.
Electrisaver - Electronic Boost Control |
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The Electrisaver is a simple push button electronic timer that saves energy by remembering to switch off when you forget.
- Pays for itself in lower fuel bills, time and time again.
- Controls loads up to 3kW -including immersion heaters- in shops, offices, school, church halls and all around the home
- Perfect boiler override or extension timer for central heating systems anywhere
- Stylish, compact and simple to install.
- Flush or Surface mounting
Applications Include
- Immersion Heater Control
- Heated Mirrors
- Panel Heaters
- Towel Rails
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Models:
E15: 15/30/60 minutes
E30: 30/60/120minutes |
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E7BX - Water Heating Boost Control |

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These simple controls are intended for use where cheap overnight heating of water is controlled by the Electricity Company's Radio Teleswitch, Radio Telemeter or tariff time switch.
- Simple to install and use
- Boost period adjustable between 0 and 120 minutes
- Neon indicator shows when boost timer is running
- Can be used with one or two immersion heaters
- Compatible with earth-leakage circuit breaker installations
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Models: E7BX |
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BX2000 - Water Heating Boost Control |
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- Always gives priority to the 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
- Incorporates two double pole switches: one for 24 hour supply; one for off-peak [low rate] supply
- Accepts all incoming and outgoing wiring including single, dual or two separate 3 kW immersion heater application
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Models:
BX2000
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Economy 7 Quartz - Immersion Heater Control |

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The standard by which all other water heating controls are judged, the Economy 7 Quartz is the all-time best seller in water heating controls.
- Quartz controlled to ten minutes a year
- Rechargeable battery keeps time during power interruptions
- Up to 60 or 120 minutes boost means extra hot water at any time
- Indicator lights show whether on-peak or off-peak power is being used
- Summer and winter time settings instantly visible
- Large terminals and back box
- Easy wiring harness and simple installation
- Designed with both installer and user in mind
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Models:
Economy 7 Quartz
E7 Quartz 2 Hour |
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Electronic 7 - Immersion Heater Control |
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The Electronic 7 immersion heater control is instantly compatible with tariffs that keep Greenwich Mean Time and those that vary with British Summer Time. It allows up to three secure off-peak heating periods every 24 hours; to make maximum use of electricity when prices are cheaper.
- Suitable for use with single, dual or twin element immersion heaters
- Precise and flexible programming
- Pre-programmable automatic boost and one hour manual boost
- One-touch winter/summer change button alters settings and display
- Two year battery reserve - more than the total number of hours of power interruption the typical home will have in 200 years
- Interchangeable with all Horstmann Economy 7 units
- Easy installation using standard size Economy 7 wall-box, with plug-in wiring
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Models:
Electronic 7 |
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