Description
🌟 ① Product Overview
The Fisher 1805P is a pilot-operated pressure relief valve designed to protect gas systems from overpressure damage. Built to Emerson standards, it delivers stable relief performance, fast response, and long-term reliability for critical pipelines and stations.
⚙️ ② Key Features
⭐ Performance Highlights
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Wide relief setting range (10–100 psig)
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Pilot-operated design for high accuracy
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External pressure registration
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Durable metal construction
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Low maintenance requirement
🏭 ③ Application Scenarios
🔹 Industrial Systems
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Natural gas distribution stations
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Pressure regulating skids
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Industrial gas pipelines
🔹 Project Engineering
Suitable for utility networks, EPC projects, and system upgrades requiring dependable overpressure protection.

Fisher Type 1805P Pilot-Operated Relief Valve

Fisher Type 1805P Pilot-Operated Relief Valve
📊 ④ Technical Parameters
| Model | 1805P |
| Connection | 2″ NPT |
| Relief Range | 10–100 psig (0.69–6.9 bar) |
| Pressure Registration | External |
| Weight | 6 kg |
| Warranty | 1 Year |
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