Description
V88A1683 Diaphragm Gas Valve
1-1/4" NPT, 24 Vac, 1 PSI Max, 2100 CFH, Aluminum Body, Slow Opening / Fast Closing, Natural, LP & Manufactured Gas
The V88A1683 is a solenoid-operated diaphragm gas valve designed for reliable control of natural, LP, or manufactured gases in commercial and industrial heating applications. This valve is part of Honeywell’s trusted V48/V88 series and offers slow-opening, fast-closing operation, with robust diaphragm actuation and safety shutoff capability.
Key Features
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Diaphragm-actuated design ensures firm shutoff using weight and spring assistance
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Slow open / fast close operation ideal for burner safety and smooth light-off
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Suitable for use with natural gas, LP (propane), or manufactured gases
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Constructed with a cast aluminum body and straight-through flow pattern
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Closes on power loss—ideal for final safety shutoff service
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Field-adjustable opening time via bleed orifices or valve
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Features 1/8"-27 NPT pilot and bleed tappings
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Comes with 6" color-coded leadwires for ease of installation
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Compatible with upright horizontal mounting orientation
Technical Specifications
| Specification | Value |
|---|---|
| Valve Type | Solenoid-operated Diaphragm |
| Pipe Size | 1-1/4" NPT |
| Voltage | 24 Vac (V88 Series) |
| Capacity | 2100 CFH |
| Fuel Type | Natural Gas, Propane, Manufactured Gas |
| Pressure Rating | 1 psi (max) |
| Opening Time | ≤ 5 seconds |
| Closing Time | ≤ 2 seconds |
| Pilot Tapping | 1/8"-27 NPT |
| Bleed Tapping | 1/8"-27 NPT |
| Mounting Orientation | Upright Horizontal |
| Operating Temp Range | 32°F to 125°F |
| Body Material | Cast Aluminum |
| Electrical Connection | (3) 6" Color-coded Leadwires |
Series Information
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V48 Series – Line voltage (120V) versions
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V88 Series – Low voltage (24 Vac) versions
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Compatible with many atmospheric burners, boilers, commercial water heaters, and rooftop units
Typical Applications
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Atmospheric boilers
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Commercial water heaters
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Rooftop HVAC heaters
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Make-up air heating systems
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Any burner application requiring fast safety shutoff and modulated light-off
