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Horstmann H21 XL Series 2 Channel.Plus

Brand: Horstmann
HCO Code: 07B00
Price: £56.77
Ex VAT: £47.31
Stock: In Stock
Qty:  
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Q: Is this a direct replacement for the old Channel Plus XL H21?

A: Yes it is.
Q: Can this be used to replace Horstmann 424 Diamond

A: Yes it can. A backplate change it needed (a new one is included), but it will connect to the same wires.
Q: Is the H21XL a direct replacement for a Honeywell ST1000 controller?

A: Yes it is.
Q: I have a 425 Tiara and the clock has stopped working. Will an H21 XL Series 2 fit straight onto the backplate or is a change of backplate needed?

A: It will fit straight onto the backplate for an easy swap.
Q: we have a 425 tiara that is still in good working condition, but would like to update to digital. will the horstmann H21 Xl fit our old back plate so that we don't have to change the wiring at all

A: Yes it would.

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Directly replaces earlier H21 / H21XL

* Complete with new backplate
* 2 Channel 24 Hour Programmer
* 5 Year manufacturers warranty
* Large easy to follow LCD display
* Backlit display (on button press)
* Pre-Set clock
* Automatic Winter/Summer time changes
* Gravity or Fully Pumped system setting
* Up to 3 on/offs per channel in each 24-hour operation
* Holiday programme suspends programme for upto 30 days
* 1 or 2 hour boost and advance on each channel
* Mains powered with battery backup
* Voltage free
* Dimensions: 101x163x33mm HxWxD
* Same backplate as Horstmann 425 and 5 series programmers

 

Replaces (same backplate and wiring for easy changeover):
Honeywell ST1501 ST1000
Horstmann H525 H425 Tiara Diadem.
Newlec NL425T NLH21

Compatible alternatives with same backplate & wiring:
Horstmann H27XL - 7 Day version of H21XL

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