Description
Honeywell V5011N1081 – 1-1/2" Two-Way Globe Valve (29.3 Cv, FNPT)
The Honeywell V5011N1081 is a robust two-way globe valve designed for use in modulating or two-position HVAC control systems. Ideal for regulating the flow of steam, hot or chilled water, and glycol solutions (up to 50%), this valve delivers precise flow control in demanding heating and cooling applications. With a durable red brass body, stainless steel trim, and proven performance, it is a top-tier solution for commercial hydronic systems.
Key Features
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Two-Way Globe Valve: Provides accurate control for both open/close and modulating applications.
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Red Brass Body with FNPT Ends: Threaded connections for secure installation in a variety of piping systems.
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Stainless Steel Trim: Durable stainless steel stem and seats for long-lasting, corrosion-resistant operation.
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Low Seat Leakage: Factory-rated at ≤0.05% of Cv for energy-efficient shutoff.
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High Control Accuracy: Equal percentage flow characteristic for water ensures fine resolution at low flow rates; linear characteristic for steam.
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Wide Compatibility: Easily integrates with Honeywell’s line of electric or pneumatic actuators (sold separately).
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Field-Serviceable: Rebuild and repack kits available for simplified maintenance.
Technical Specifications
| Attribute | Details |
|---|---|
| Valve Type | Globe Valve – 2-Way |
| Size | 1-1/2" FNPT |
| Body Pattern | Two-Way |
| Flow Capacity (Cv) | 29.3 |
| Connection Type | Threaded – FNPT |
| Controlled Medium | Water, Steam, or Water/Glycol (up to 50%) |
| Flow Characteristic | Equal Percentage (Water), Linear (Steam) |
| Max Operating Temp | 248°F (120°C) |
| Min Operating Temp | 36°F (2°C) |
| Max Operating Pressure | 240 psi (Close-off) |
| Quiet Service Max Differential | 20 psid |
| Leakage Rate | ≤ 0.05% of Cv |
| Stem Travel | 3/4" (20 mm) |
| Bonnet Size | 1-3/8" (35 mm) |
| Valve Action | Stem Down to Close – Direct Acting |
| Materials – Body | Red Brass |
| Materials – Plug/Disc | Brass |
| Materials – Seat/Stem | Stainless Steel |
| Ambient Temperature Range | 36°F to 248°F |
| Actuator Compatibility | Electric or Pneumatic (purchased separately) |
| Dimensions (in.) | 7-1/8" H x 4-3/4" W x 1-13/16" D |
Applications
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Terminal fan coil and air handler control
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Modulating control loops in central plants
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Hydronic heating or cooling systems with steam or glycol
