Blizzard NXT

Find the part you need on the exploded diagram for the Dometic Blizzard NXT rooftop air conditioner and heat pump. Click a numbered circle to go straight to that part, or use the parts table under the diagram.

Not sure which part fits? Your model and serial number are on the label under the shroud and inside the return air opening. Match it to the model list above each diagram.
Don't see your part number listed for purchase? Request a special order and we'll get back in touch with pricing and availability!

Model numbers on this page

Blizzard NXT air conditioner: H541815A721C0 H541815A721J0 H541816A721C0 H541816A721J0 H541816AXX1J0 H541915A721C0 H541915A721J0 H541916A721C0 H541916A721J0 H541916AXX1C0 H540315-721C0 H540315-721J0 H540316-721C0 H540316-721J0

Blizzard NXT heat pump: H551816A721C0 H551816A721J0 H551816-721C0 H551816-721J0 H551916A721C0 H551916A721J0

H54 means air conditioner and H55 means heat pump. The next two digits show the control: 18 is CCC2 (comfort control center), 19 is single zone LCD, 03 is mechanical. Models ending C0 have a Polar White shroud and J0 a black shroud.

Dometic Blizzard NXT Air Conditioner and Heat Pump Parts

Blizzard NXT 13,500 BTU (H5x0315, H5x1815, H5x1915) and 15,000 BTU (H5x0316, H5x1816, H5x1916) air conditioners and heat pumps. Where a part changed between versions, the table lists each one with the models it fits.

Click to shopMore than one version: pick yours in the tableSpecial order request

#Part #DescriptionUsed onQty
13316311.000Shroud, Polar WhiteModels ending C01View part
13316311.012Shroud, BlackModels ending J01View part
113316317.000Evaporator Foam Cover KitAll1View part
143310735.000Warning Decal (discontinued by the manufacturer)All1Special order
163316315.013Roof Gasket Kit, 14 x 14H5418, H5419, H5518, H55191View part
173310725.001Fan Motor Grommet KitAll1View part
183310717.008Compressor Grommets (4 pack) (discontinued by the manufacturer)All1Special order
193316314.000Fan MotorH5418, H5419, H5518, H55191View part
193316314.008Fan Motor (mechanical control)H5403 (mechanical)1Special order
203312138.000Overload Protector KitAll1View part
243316312.000Shroud Screws, Black (9 piece)All1View part
253311731.000Ambient Sensor, 26 in.H541815, H5518, H55191Special order
263310727.007Motor Starter (discontinued by the manufacturer)All1Special order
283310709.005Condenser Fan BladeAll1View part
293310708.007Blower WheelAll1View part
303310714.005Solenoid CoilHeat pumps (H5518, H5519)1View part
423312195.000Capacitor, 60/5 MFD15,000 BTU models1View partOr: MC Enterprises 3312195.000MC replacement
443312303.005Thermistor Wire AssemblyH5418, H5419, H5518, H55191View part
453313107.076Relay Board, Single Zone LCD (cool/furnace)H5419 air conditioners1View part
453313107.077Relay Board, Single Zone LCD (cool/furnace/heat pump)H5519 heat pumps1View part
453312022.000Control Board, CCC2H5418 air conditioners, H5518 heat pumps1Special orderProduct page (currently unavailable)
15073316320.000Lag Screw with Washer, 3/8-7 x 3 (discontinued by the manufacturer)All1Special order
15083316313.000Shroud Screw Clips (9 piece)All1View part
15093316318.000Condenser Foam Cover KitAll1View part
NS3316781.000EPP Kit / Bulkhead Plate (not shown)All1View part
NS9610004641SmartStart Soft Starter (optional accessory) (not shown)All1View part

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Diagram and Dometic service part numbers as published by Young Farts RV Parts, enhanced for clarity. Numbered callouts without a row in the table are not sold separately by Dometic. Confirm fitment with your full model number before ordering.

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