3312302.007 Dometic Model "5" A/C Hard Start Kit 

NOTE: The capacitor and the WSX has a wire between them now see photo!

⚡ 3312302.007 Dometic Model “5” A/C Hard Start Kit — 43–53 MFD w/ WSX-7 Upgrade

Boosts Compressor Performance in Mobile A/C Systems This aftermarket hard start kit is designed to reduce compressor startup strain and improve performance in Dometic Model “5” air conditioners. Featuring the updated WSX-7 configuration, it's tuned for mobile home and RV systems running 208–230V.

🔧 Key Specs:

• Capacitance: 43–53 MFD

• Voltage Range: 208–230V

• Design: Hard start relay + capacitor combo

• Application: Dometic Model “5” A/C systems

• Upgrade Element: WSX-7 for enhanced startup reliability

• SKU: 3312302.007

🔁 Cross-Reference Tags:

• Compatible with select Coleman, Dometic, and aftermarket rooftop A/C units

• Functions similarly to kickstart kits used in older Coleman rooftop units

🚚 Stock Status:

• In Stock

• Internal Inventory (HVAC Part Store): Check SKU 3312302007 for WSX-7 variation

✅ Technician Tips:

• Ideal for low-voltage start conditions, especially when paired with aging compressors

• Ensure wire harness matches expected Dometic "5" layout

• Pair with soft start modules if needed in high-heat zones

The 3312302.007 is a compressor motor start kit by Dometic for their line of AC models beginning with 57915. See below for more information.

Dometic 3312302007 RV Air Conditioner Compressor Motor Start Kit