Bell & Gossett 109508 1" NPT Zone Valve SZV-505N-4WE Snap Control
Bell & Gossett 109508 1" NPT Zone Valve SZV-505N-4WE Snap Control
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Apply for Trade Account & Terms →| Performance Parameter | Engineering Baseline Value |
|---|---|
| Manufacturer Part Number (MPN) | 109508 |
| Model Designation | SZV-505N-4WE |
| Connection Size | 1" NPT |
| Body Construction | Cast iron |
A snap‑control zone valve regulates water flow to individual heating zones, delivering precise temperature management and energy efficiency. The 109508 Bell & Gossett SZV-505N-4WE model features a 1" NPT connection for straightforward installation.
When the snap‑control motor receives a signal, the valve’s internal piston quickly shifts, opening or closing the flow path without the need for continuous power, ensuring rapid response and reduced wear.
Key System Performance Baselines:
- Flow Control Accuracy: Maintains ±5% flow variance across the operating pressure range.
- Maximum Pressure Rating: Designed for up to 175 psi system pressure.
- Actuation Speed: Snap‑action motor provides full opening or closing in less than 2 seconds.
- Temperature Range: Operates reliably from -20 °F to 250 °F.
⚠️ Application Profile: Ideal for commercial HVAC, multi‑zone hydronic heating, boiler feedwater circuits, and retrofits in existing plumbing systems.
