Honeywell Thermal Solutions FSG V4943A1011 Diaphragm Gas Valve

Diaphragm Gas Valve from Honeywell Thermal Solutions delivers reliable ON/OFF control with rapid opening for commercial boilers, rooftop heaters, and duct furnaces. This NC, straight-through, non-offset valve is solenoid operated, with a 1-inch nominal size and threaded end connections for straightforward installation.

Designed for demanding environments, it runs on 120 V AC, 60 Hz, drawing 0.055 A for a compact 6 VA, while a die-cast aluminum body keeps weight down and resists industrial wear. Automated position indication provides clear status in control panels, with a wide operating range from -40 to 150 F and up to 1/2 psi. UL and CSA approvals ensure safe, reliable performance in commercial settings.

Key features and specifications at a glance:

• Model: FSG V4943A1011
• Valve type: ON/OFF, NC, rapid opening
• Nominal size: 1 inch
• End connections: Threaded x Threaded
• Material: Die-cast aluminum
• Power: 120 V AC, 60 Hz; 0.055 A (≈6 VA)
• Operation timing: Open 6 s, Close 3 s
• Operating range: -40 to 150 F; 1/2 psi
• Lead wires/terminals: (2) 30 in leads; 1/4 in spade terminals
• Applications: Atmospheric boiler, makeup air, rooftop heater, duct furnace
• Standards: UL, CSA