Replacement Gas Valve

This replacement gas valve is a 120V AC line voltage control unit from the Robertshaw Unitrol 700 Series, engineered for standing pilot applications in gas heating systems. Designed for reliability and precision in commercial and residential furnace installations, this valve combines solenoid and diaphragm technology to deliver dependable gas flow regulation. The unit operates on standard 120VAC power at approximately 4 watts, making it compatible with most control systems. It accommodates natural gas, LP (liquefied petroleum), manufactured gas, mixed gas, and LP/air mixtures, providing flexibility across diverse fuel types. The valve features 1/2in x 3/4in or 3/4in FPT inlet and outlet connections in a straight-through configuration, with pressure regulation set at 3.5in water column for natural gas applications. Capacity ranges from 6,700 to 160,000 BTU/hr for natural gas and 12,000 to 226,000 BTU/hr for LP applications, with peak ratings reaching 240,000 BTU/hr. This makes it suitable for small to large-scale heating installations. The diaphragm design ensures smooth modulation and stable pilot ignition control, while the solenoid mechanism provides reliable shutoff capability. Ideal for HVAC technicians, heating contractors, and facility managers seeking OEM or direct replacement components, this valve delivers the precision control and durability expected in professional-grade furnace systems. Its proven Robertshaw engineering makes it a trusted choice for maintaining system performance and compliance with industry standards.