The ASCO K3A771V Valve is a high-performance 1 1/4" solenoid gas valve engineered for precision in commercial and industrial combustion systems

Energy Efficiency: Enables precise HVAC airflow management

For technicians performing maintenance or testing

Superior Filtration: High-efficiency media provides a significant upgrade in particle capture compared to standard fiberglass or low-MERV options

corrosion-resistant steel to provide long-term structural integrity under high-torque conditions

Siemens Combustion QRI2B2.B180B Flame Detector mario The ASCO K3A771V Valve isAs a seasoned technician, you know that the Siemens QRI2B2. B180B Flame Detector is a critical component for high demand industrial burner applications. This infrared flame detector is engineered for side viewing (lateral illumination), making it the go to solution for specific burner geometries where a frontal line of sight is obstructed. Designed to integrate seamlessly with Siemens LMV5 burner controls, this sensor excels in both continuous and