They are designed to operate at full power until they reach an operating temperature of 65°C after which the power is reduced in order to maintain the temperature whilst reducing energy consumption and cost. As a result, no additional thermostatic control units are required and significantly less energy is required than a traditional electric rail.
A bidex timer can be included, which allows you to control when the towel rail switches on and off, this can be done by either setting it to come on at certain times of the day and days of the week, or for it to come on when the temperature drops below a certain temperature. One of the main advantages of this is that it allows for you to save energy as you are only heating rooms as and when you want them to be heated. PTC Element with 1m cable (requires hard wiring).
IP55 rated PTC Element, IPX4 rated 7 Day Timer bathroom zone 2. Made from low carbon steel. Element can be inserted into either side. 5 year guarantee on rail, 2 year guarantree on PTC heating element. Brackets & air vent located on the back of the uprights.2 x 3 x 3. 3 x 4 x 5.