Commercial High Temperature Geothermal Water Source Heat Pump 145~210KW High-temperature industrial hot water Outlet water 90°C temp. Modbus protocol is built inside to be controlled by any other external modbus controller. Support central control. Underground water, lake water even sea water heat source. European standard inverter heat pump We got the Certificates: TUV ISO9001, ISO45001(Health&Safety), ISO14001 (Environment), TUV EN14825( [...]