GREE GWHD18ND3JO Ultra Heat 18,000 BTU Multi-Zone Outdoor Heat Pump Unit

<p>The <strong>GREE GWHD18ND3JO</strong> is a compact multi-zone outdoor heat pump condenser designed to connect two indoor units to one outdoor unit. It is suitable for residential and light commercial applications where two rooms or zones require independent ductless comfort control.</p><p>This Ultra Heat model provides <strong>18,000 BTU/H rated cooling capacity</strong> and <strong>21,000 BTU/H rated heating capacity</strong>, with cooling capacity ranging from <strong>6,998 to 21,001 BTU/H</strong> and heating capacity ranging from <strong>7,000 to 26,000 BTU/H</strong>. The system is rated at <strong>23.0 SEER / 12.5 EER</strong> and <strong>10.5 HSPF / 3.6 COP</strong> in the official submittal. </p><p>Built for cold-climate performance, the unit operates in cooling from <strong>0°F to 118°F</strong> and in heating from <strong>-31°F to 75°F</strong>. It includes a <strong>DC inverter driven rotary compressor</strong>, <strong>basepan electric heater</strong>, <strong>compressor preheat</strong>, <strong>intelligent defrosting</strong>, <strong>low-voltage startup</strong>, <strong>memory/power failure recovery</strong>, and <strong>self-diagnosis</strong>.</p><p><br></p><p><strong>18,000 BTU multi-zone outdoor heat pump unit</strong></p><p>Supports <strong>2 indoor units / 2 ports</strong></p><p><strong>R410A refrigerant</strong></p><p><strong>G10 DC inverter technology</strong></p><p>DC inverter driven rotary compressor</p><p>Automatic defrosting and intelligent defrost</p><p>Compressor / chassis heaters</p><p>Acrylic-resin coated aluminum fins</p><p>Auto restart after power outages</p><p>Multi-point diagnostics</p><p>Cooling operating range: <strong>0°F to 118°F</strong></p><p>Ultra heating operating range: <strong>-31°F to 75°F</strong></p><p>XK19 wired controller interface supported</p><p>Outdoor sound pressure level: <strong>58 dB(A)</strong></p>