The Dometic condenser coil is the heat-rejection component in your RV air conditioning system. If your DCA or DCB air conditioner isn't cooling effectively or is running constantly, a worn or damaged condenser coil may be the culprit. This genuine OEM replacement restores cooling performance and efficiency to your Dometic roof unit.
Key Features
- Genuine OEM Dometic part designed for DCA and DCB air conditioner models
- Copper fin construction for superior heat transfer and corrosion resistance
- Direct replacement—no modifications required for proper fit
- Restores cooling capacity and reduces compressor strain
- Durable construction rated for RV operating conditions
- Improves overall air conditioning efficiency and reliability
Technical Specifications
| Specification | Details |
|---|---|
| Part Number | 290000040 |
| Manufacturer | Dometic |
| Compatible Models | DCA and DCB Series Air Conditioners |
| Construction Material | Copper Fins |
| Type | Condenser Coil Assembly |
| Application | RV Roof-Mounted Air Conditioning Units |
Frequently Asked Questions
How do I know if my condenser coil needs replacement?
Signs include reduced cooling output, the air conditioner running constantly without reaching set temperature, hissing or bubbling sounds, or visible corrosion on the coil fins. A professional inspection can confirm whether replacement is needed.
Is this a direct replacement for my DCA or DCB unit?
Yes. This is a genuine OEM Dometic part designed as a direct replacement for DCA and DCB air conditioner models. No modifications or adapters are needed for installation.
Can I install this myself, or do I need a professional?
While some RV owners with mechanical experience can handle the replacement, air conditioning work often requires refrigerant recovery and recharging. We recommend consulting your RV manual or contacting a certified technician to ensure proper installation and system performance.
Why Elkhart RV Parts
We specialize in hard-to-find Dometic RV replacement parts and ship directly from Elkhart, Indiana—the RV capital of the world. Every part we sell is genuine OEM equipment backed by expert support to help you get the exact component your RV needs.
| Part number | 290000040 |
|---|---|
| Compatible models | Dometic DCA series air conditionersDometic DCB series air conditioners |
| Product name | Dometic Replacement Condenser Coil with Copper Fins for DCA/DCB Air Conditioners |
| Brand | Dometic |
| Part type | Condenser Coil Assembly |
| Fin material | Copper |
| Part category | Air Conditioner Components |
| Is oem | true |
| Features | Genuine OEM Dometic partCopper fin construction for enhanced cooling efficiencyDirect replacement for original equipmentFactory-tested for reliability |
| Application | Rooftop air conditioning units |
| Product condition | New |
Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.

