The Dometic KRA450 refrigerant line set is a complete 65-foot pre-charged assembly designed for RV roof-mounted air conditioning systems. This OEM replacement set ensures proper refrigerant flow and cooling efficiency for Dometic rooftop units, making it essential for RV owners experiencing reduced cooling performance or planning AC system maintenance.
- 65-foot complete line set with factory pre-charge
- R-404A refrigerant compatible with Dometic KRA450 units
- Includes both liquid and suction lines with proper insulation
- Quick-disconnect couplers for simplified installation
- OEM Dometic quality for reliable cooling performance
- Fits most Class A, Class C, and travel trailer applications with KRA450 systems
| Specification | Detail |
|---|---|
| Part Number | 9108852330 |
| Length | 65 feet |
| Refrigerant Type | R-404A |
| Compatible Unit | Dometic KRA450 |
| Line Configuration | Liquid and suction lines |
| Connection Type | Quick-disconnect couplers |
Frequently Asked Questions
Q: Will this line set work with my older Dometic air conditioner?
A: This set is specifically designed for the Dometic KRA450 unit. Check your AC model number on the rooftop unit to confirm compatibility before ordering.
Q: Do I need to add refrigerant after installation?
A: No. This line set comes factory pre-charged with R-404A refrigerant, ready for installation. However, have a certified technician verify proper charge levels after installation.
Q: Can I install this myself, or do I need a professional?
A: We recommend professional installation by a certified HVAC technician familiar with RV systems. Proper refrigerant handling and system evacuation require specialized tools and EPA certification.
Why Elkhart RV Parts
We specialize in hard-to-find Dometic replacement parts and ship directly from Elkhart, Indiana — the RV capital of the world. Every part we sell is genuine OEM Dometic stock, backed by expert customer support to help you get your RV cooling system running smoothly again.
| Brand | Dometic |
|---|---|
| Model | KRA450 |
| Product type | Refrigerant Line Set |
| Part number | 9108852330 |
| Length | 65 ft |
| Refrigerant type | R-404A |
| Application | RV Air Conditioning Systems |
| Component type | OEM Factory Part |
| Dimensions | 14.40 x 14.40 x 14.60 inches |
| Weight | 10 lbs |
| Features | Factory-sealedLeak-free performance |
| Compatibility | Dometic KRA450 equipped RV models |
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.

