Control unit VBC138-A60.0xx
SKU: Viessmann-7863495
Please call with your boiler serial number before placing order to ensure compatibility
£522.92 (ex VAT)
In Stock
All orders placed after 3pm will be processed the next working day (Monday to Friday except bank holidays).
Fastening Clip (Set of 10) (WB2A / WB2B)
Please call for stock availability: 01202 718660
Control cable
Connection line – diaphragm expansion vessel
Ignition electrode with gasket
Viessmann Lettering
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