Description
✅ Product Description
The Fisher R622E and R652E 2-PSI Service Regulators are designed for stable low-pressure gas distribution in residential and light commercial systems. With precise internal pressure control and a compact, lightweight design, these regulators help ensure safe and consistent gas delivery from supply lines to downstream equipment.
Built under the quality standards of Emerson, this series offers reliable performance in 2-PSI service applications, where pressure accuracy and system protection are critical. Whether used for residential gas service, small commercial installations, or appliance supply systems, the R622E and R652E provide long-term stability and operational confidence.
With screened vent protection, low-pressure sensitivity, and durable internal components, these regulators are engineered to minimize pressure fluctuation while maintaining high flow efficiency.
✅ Key Features
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Precise 2-PSI regulation for stable downstream pressure control
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Internal pressure registration for fast and accurate response
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Compact and lightweight structure for easy installation
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Screened vent design to reduce contamination risks
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High flow capacity up to 1.68 MBTU/hr
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Reliable low-pressure operation for sensitive gas systems
✅ Applications
Designed for users who value safety, stability, and long-term reliability, the R622E and R652E regulators are widely used in:
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Residential gas service systems requiring stable 2-PSI supply
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Commercial kitchens and heating systems with sensitive appliances
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Small industrial gas networks with low-pressure demand
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OEM equipment integration for packaged gas units
For system integrators and end users, this regulator helps reduce pressure-related shutdowns, improve equipment lifespan, and lower maintenance frequency—giving you greater operational peace of mind.
✅ Technical Parameters
| Body Size & Connection | R622E: 1/2″ & 3/4″ FNPT / R652E: 3/4″ FNPT |
| Maximum Inlet Pressure | 10 psig (0.69 bar) |
| Emergency Inlet Pressure | 15 psig (1.0 bar) |
| Outlet Pressure Range | 1 – 2.2 psig (0.07 – 0.15 bar) |
| Capacity | Up to 1.68 MBTU/hr |
| Vent Size | 3/4″ NPT Screened |
| Pressure Registration | Internal |
| Temperature Range | -20°F to 160°F (-29°C to 71°C) |
| Approximate Weight | 1.4 lb (635 g) |

Fisher R622E & R652E 2-PSI Service Regulators

Fisher R622E & R652E 2-PSI Service Regulators
If you are sourcing stable low-pressure regulators for residential or commercial projects, the R622E and R652E series helps you reduce after-sales issues, minimize pressure complaints, and improve system reliability.
We support you with professional model selection, fast quotation, and technical matching assistance—so you can deliver reliable solutions to your customers with confidence.
Contact us today for pricing, stock availability, and project support.

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