The D7 control has been designed as a complete condenser control solution for Air-cooled Heatpumps, it is designed as a stand-alone management board that can interface not only with the LEASAM range of controls but will work with most other brands of thermostats.The D7CPU will minimise wiring as it provides all the required terminals for the HP/LP safeties, compressor contactor, 4-way valve, condenser fan and control fuse.D7 Management System:HP/LP Control: 1.5-meter Double insulated coil sensorMounting plate for easy installation (170mm x 110mm): Single or 3-speed condenser fan controlAdjustable run times 20/40 minutes: Anti cycle time delay (5 minutes) Part or Model NoD7CPU - AFR-D7CPUR5-2 - SRE07C - SRA07E - SRE09C - SRA09E - SRE11C - SRA11E - D7CPUR5-1 Download Data Sheet