Dometic R-410A Service Valve - Part# 290000005

DometicSKU: 290000005
Added to catalog: March 10, 2026
Last product update: June 6, 2026 at 12:12 PM

Sale price$70.38 Regular price$111.90
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The Dometic R-410A Service Valve is an essential component for maintaining and servicing your RV's air conditioning system. This genuine OEM part allows technicians and RV owners to safely access the refrigerant circuit for charging, evacuation, and diagnostics on R-410A equipped cooling systems.

  • Genuine Dometic OEM service valve for R-410A refrigerant systems
  • Allows safe access to refrigerant circuit for maintenance and charging
  • Compatible with multiple Dometic RV air conditioning units
  • Durable brass construction for long-term reliability
  • Essential for proper AC system diagnostics and service
  • Meets industry standards for refrigerant handling
Specification Details
Part Number 290000005
Refrigerant Type R-410A
Application Dometic RV Air Conditioning Systems
Material Brass
Function Service access valve

Frequently Asked Questions

Q: Do I need special tools to install this service valve?
A: Yes, you'll need a refrigerant service kit and proper gauges designed for R-410A systems. We recommend having a certified technician perform any refrigerant work to ensure proper handling and system integrity.

Q: Will this valve work with my older Dometic AC unit?
A: This valve is designed specifically for R-410A systems. If your RV uses R-22 refrigerant, you'll need a different service valve. Check your AC unit's specifications or contact our support team to confirm compatibility.

Q: Can I use this for both charging and evacuation?
A: Yes, the R-410A service valve provides access for both refrigerant charging and system evacuation. Always follow proper EPA guidelines and manufacturer specifications when servicing refrigerant systems.

Why Choose Elkhart RV Parts

We specialize in hard-to-find Dometic replacement parts for RV owners and technicians. Shipping directly from Elkhart, Indiana—the RV capital of the world—we stock genuine OEM parts and provide expert support to help you get your RV back on the road quickly and safely.

100% Authentic OEM Parts

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 Genuine, name-brand components made to order — never generic, never outdated.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.

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