The MCS7 Controller Kit is compatible with Eberspaecher S3 Hydronic CS model heaters only.
Promotional discount codes for existing Rixen customers with MCS6 kits are available by request with an original proof of purchase or a verifiable Eberspaecher Hydronic heater serial number sold through Rixens.
More info: https://rixens.com/products/mcs7-system-controller-kit
