li>Compatible with Horstmann ChannelPlus H27XL series: Ensures perfect integration with your existing heating system. The 103 third parties who use cookies on this service do so for their purposes of displaying and measuring personalized ads, generating audience insights, and developing and improving products. Every time there was a power cut, the battery no longer held the times I had set so I had to manually re-set them, a tedious process. We're sorry but this product has now been discontinued by Horstmann Controls and can no longer be purchased. To replace it with the new programmer was simple as the existing backplate with the wiring simply plugs into the back of the new one.

due to a plumbing issue we now have to wire a second boiler alongside another in a reasonable size house.Compatible with Horstmann ChannelPlus H27XL series: Ensures perfect integration with your existing heating system. Fortunately as I was no longer struggling with worn-out buttons and a dead internal battery, putting in the settings I wanted was much quicker than with the old device. Established in 1854 as a manufacturer of clocks, today Horstmann are a leading manufacturer of heating and hot water controls based in Bristol. Once the unit is put together it is extremely difficult to prise apart, so don't clip together until in its final place on the wall and the wiring has been completed, it is possible to part clip it in place to check everything is working prior to final installation, but overall very pleased with my purchase, good instructions with alternative wiring for replacing your present unit.

You can set the times to within 10 minutes for the heating and or hot water, for three periods each day of the week. XL Series 2 Electronic Programmers 17 CHANNELPLUS H47XL CHANNELPLUS H37XL CHANNELPLUS H37VXL CHANNELPLUS H27ZXL CHANNELPLUS H27XL CHANNELPLUS H21XL CHANNELPLUS H17XL CHANNELPLUS H11XL Programmer with 7 day setting over four independent channels. li>Advance and override functions: Easily adjust your heating without affecting the programmed settings. The ChannelPlus H27XL is ideal for controlling either the central heating or hot water in a heating system.The H27XL can be programmed with up to 3 on/off settings per day with a separate programme every day of the week. Part of a range of electronic programmers that offer up to four independent channels and feature a large, easy to read display and simple menu-driven programming. We are unable to deliver to the Isle of Scilly, Jersey, Guernsey, Northern Ireland, Isle of Man and the rest of Europe. It is a very strong fit, so you need to apply a fair amount of leverage to get the old one off and need to press the new one on firmly until it has fully engaged. The C1727 also includes many of the latest Boiler Plus energy-saving features such as optimum start and stop per heating zone, as well as on-off load compensation.

This product has now been replaced by the: Horstmann (Secure) 2 Channel Receiver Smart Programmable Thermostat (C1727). Advance and override functions: Easily adjust your heating without affecting the programmed settings. As a local supplier, PHC are proud to support Horstmann by distributing the entire range of Horstmann products.In addition to controlling a heating system, the timeswitch can be used for the timed control of a security lighting system due to its 3-amp contacts.