4121 wall mounted digital control overview

Our 4121 digital boiler control, for use with our GB162 boiler, enables you to have optimum control of your heating system.

The 4121 comes supplied with a digital programmer which provides external weather compensation.

4121 wall mounted digital control
4121 wall mounted digital control

Technical Details

Efficiency uplift
+2%
Internet Connected
Room Thermostat
Wall Mounted
Boiler Mounted
Weather Compensation

Find a local installer

Each heating system needs custom designing. Find and contact a Worcester Accredited Installer in your area to book a home visit and get a free quote.

Find the right boiler for you

Our Find a New Boiler tool is the easiest way to find and compare Worcester products which are suitable for your home and heating requirements and only takes a few minutes.

Find the right boiler for you