Replacement actuator for: Salus MV222 Salus AC2 Horstmann F222M Altech ALTHC010   Can replace when white wire is not used: Salus MV228 Horstmann F228M..

Gateway for connecting EPH Wireless Controls to WiFi for internet control.Use GW01 for R17-RF, R27-RF, R37-RF or R47-RF programmersUse GW03 for RFRF-OT or RFRP-HW-OT programmable thermo..

* 7-Day, 5/2 Day, or 24 hour control * 3 on/offs per day * Boost Function * Advance Function * Backlight * Holiday mode * Keypad lock * Copy function Add a Ember Gateway for internet control..

* 7-Day, 5/2 Day, or 24 hour control * 3 on/offs per day * Boost Function * Advance Function * Backlight * Holiday mode * Keypad lock * Copy function Add a Ember Gateway for internet control..

* 7-Day, 5/2 Day, or 24 hour control * 3 on/offs per day * Boost Function * Advance Function * Backlight * Holiday mode * Keypad lock * Copy function Add a Ember Gateway for internet control..

* 7-Day, 5/2 Day, or 24 hour control * 3 on/offs per day * Boost Function * Advance Function * Backlight * Holiday mode * Keypad lock * Copy function Add a Ember Gateway for internet control..

Wireless Cylinder Thermostat.Boost buttonLockableWith 1.5m cable sensorNo receiver option for use with R27-RF, R37-RF or R47-RF programmers.Choose with receiver when replacing Danfoss CET2000B-RF or C..

Wireless Room Thermostat for use with R27-RF, R37-RF or R47-RF programmers only. Boost button Lockable Table Stand included  ..

The TR1 and TR2 RF Transceiver Pack is used to establish a wireless link between 2 locations. It can wirelessly send a signal from the TR1 to the TR2 and from the TR2 back to the TR1 if required..