Honeywell VR8305M4066 Combustion Valves
Precision-Engineered Gas Valves
Enhance the reliability and safety of your gas systems with our precision-engineered valves designed for rigorous performance across residential and industrial applications. Constructed from high-grade alloys, these gas valves resist thermal fatigue, maintaining structural integrity in extreme environments from household water heaters to factory boilers.
Featuring advanced flow dynamics, the internal mechanism ensures precise gas regulation with minimal pressure drop, supporting efficient fuel delivery for HVAC systems, commercial stoves, and outdoor heating units. The smooth-operating brass spindle and reinforced seals reduce wear over time, preventing leaks and ensuring consistent operation even under continuous high-pressure conditions.
Ideal for integration with natural gas or propane setups, these valves adapt effortlessly to existing pipelines in home heating systems, industrial burners, or restaurant equipment. Their compact yet robust design simplifies installation in tight spaces while providing dependable shutoff control during emergencies. Regular maintenance is streamlined with a modular assembly that allows easy access to internal parts for inspection or cleaning, reducing service costs and downtime. Trusted by technicians and DIY users alike, our valves deliver long-term value by optimizing energy efficiency and reducing gas waste in both residential and commercial environments.
Technical Specifications
| Power Supply |
24V AC, 50/60Hz |
| Rated Current |
0.62A |
| Gas Flow Rate |
Natural Gas: Maximum 300,000 BTUh (approx. 8.5 m³/h); LPG requires conversion kit |
| Pressure Adjustment Range |
3.5 in. wc (approx. 0.87 kPa) |
| Maximum Operating Pressure |
0.5 psi (approx. 3.5 kPa) |
| Connection Size |
1/2 in. NPT inlet * 3/4 in. NPT outlet |
| Operating Temperature Range |
-40°F ~ +175°F (-40°C ~ +79°C) |
| Valve Body Material |
Cast Aluminum |