| | | Wall Hang Type Special Mounting Brackets Completely Made of Stainless Steel Isolated with Polyurethane Foam Digital Thermostat / Boat thermometer in (20-60) °C Temperature Range Excess Temperature Protective Thermostats 18 kW / 440 Volt Electric Power Rate Power Steps Controlled Available to Operate as 6-12-18 kW Electric Powers Or 7,5-15-22,5 kW 24V.AC Control Circuit Operation Voltage Leakage Current Protection Relay Low Water Level Cut-Off System Over Temperature Cut-Off Systems Temperature and Pressure T&P ReliefValve Leakage Current Relay Especially Proper for Navy Type Boats/Ships Smart Appearance 5 Years Limited Warranty | | |