Navien NPN-180U-NG OEM Repair Parts
Get genuine Navien factory OEM repair parts for your NPN-180U-NG tankless water heater. All Navien parts are brand new in the original factory packaging and are guaranteed to fit and function properly. This is the NG model which means that it uses Natural Gas. We have fast FREE SHIPPING on all orders over $99 and ship all orders within 1 business day.

Navien 20006947A O-Ring P18 Black
List: $3.99 / ea
$3.00 / ea
In Stock ✔

Navien 20006973A Packing
List: $3.99 / ea
$3.00 / ea
In Stock ✔

Navien 20017211A O-Ring P19
List: $3.99 / ea
$3.00 / ea
In Stock ✔

Navien 30002577A High Limit Switch
List: $7.91 / ea
$5.95 / ea
In Stock ✔

Navien 30008366A Blue Thermistor
List: $13.23 / ea
$9.95 / ea
In Stock ✔

Navien 30022123A Flow Sensor & Water Adjustment Valve
List: $106.33 / ea
$79.95 / ea
In Stock ✔

Navien 30022124A Mixing Valve
List: $106.33 / ea
$79.95 / ea
In Stock ✔

Navien 20018013A O-Ring 31.7 x 3.5
List: $3.99 / ea
$3.00 / ea
In Stock ✔

Navien 30024017A Pipe Cover for NPN Series
List: $131.60 / ea
$98.95 / ea
In Stock ✔