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safety shut off valves

HON 752

The Next Generation Hybrid Valve. Compact. Fast. Engineered for Modern Gas Valve Units.

Overview
The Honeywell HON752 is a next generation hybrid valve that brings safety shutoff and precise gas pressure control together in a single compact unit. Designed to meet the demanding requirements of today’s gas engine applications, the HON752 reduces footprint, simplifies system design, and delivers the fast, reliable performance operators depend on.
Whether used in LNG powered marine engines or space constrained industrial gas regulating units, the HON752 offers the ideal balance of safety, accuracy, and operational efficiency. Powered marine engines or space constrained industrial gas regulating units, the HON752 offers the ideal balance of safety, accuracy, and operational efficiency.

Why HON752?
  • 2 in 1 Hybrid Functionality
    Safety shut off and accurate pressure regulation combined into one device — reducing valves, piping, complexity, and failure points.
  • Up to 20% Smaller Gas Valve Units
    Compact axial design enables more efficient layouts, especially where installation space is limited, such as LNG marine engine rooms.
  • Fast, Reliable Protection
    Opening and closing times under one second ensure rapid system response and maximum safety.
  • High Flow Capacity with Stable Control
    Axial flow path delivers high KG values, low pressure loss, and improved vibration behavior for smooth operation.
  • Lower Maintenance Requirements
    Fewer components and durable stainless-steel internals help reduce downtime and total cost of ownership.  steel internals help reduce downtime and total cost of ownership.
Available Sizes
  • DN25
  • DN50
Technical Highlights:
  • Operating pressure: up to 40 bar
  • Axial design for high flow capacity
  • Operation with process gas or external compressed air
  • Optimized response times and accuracy
  • Internal stainless-steel components
  • Limit switches for open/closed positions
  • Regulation controlled via I/P transducer
  • Opening/closing < 1 second – for maximum safety
Who It’s For
  • Marine LNG Engine Operators
    Operators of LNG powered cargo vessels who need compact, reliable Gas Valve Units (GVUs) to free up engine room space and support stable engine performance.  powered cargo vessels who need compact, reliable Gas Valve Units (GVUs) to free up engine room space and support stable engine performance.
  • Engine & Power System OEMs
    Manufacturers seeking a single hybrid valve that reduces component count, complexity, and assembly effort while enhancing system safety and controllability.
  • Industrial Facility Managers
    Operators of industrial gas regulating units up to 40 bar who require fast acting safety shutoff and precise pressure control in a compact footprint.  acting safety shut off and precise pressure control in a compact footprint.
  • Operations & Maintenance Teams
    Teams responsible for ensuring uptime and minimizing maintenance effort through more reliable components with fewer wear parts.

    Ready to Simplify Your Operations?

    The HON752 is designed to help you build a more efficient valve architecture with fewer components, while enhancing both safety and control performance. Whether your goal is to reduce system footprint, streamline gas valve unit design, improve uptime and reliability, simplify maintenance, or improve fast and accurate gas control, the HON752 delivers the capabilities you need. It’s engineered to support your operations with confidence and consistency—let’s discuss how the HON752 can advance your next project.
Specifications

Applications & Compatibility

  • Applications
    • Hybrid Safety valve and control valve for gas engines and other natural gas applications
    • Ideal for maritime engines and long maintenance intervals

Environmental Conditions

  • Temperature Range
    • According to PED Class 2 –20°C to 60°C / Marine version 0°C to 50°C
  • Outlet Pressure Range
    • 0.5 to 7.5 bar
  • Maximum Operating Pressure
    • 4000 (depending on flange version) kilopascal

Mechanical & Physical Properties

  • Sizes
    • 1&quot; (DN 25) and 2&quot; (DN 50)

Standards & Certifications

  • Explosion Protection
    • Zone I
  • Degree Of Protection
    • IP65
  • Approvals
    • Certified according to CE PED DVGW

Electrical Specifications

  • Control Type
    • &quot;Safety shut-off: Solenoid control valve – compressed air 3 to 10 bar Pressure control: Pneumatic pilot with outlet pressure setpoint control via setpoint pressure signal (e.g. IP converter)&quot;

Technical Specifications

  • Connection Type
    • Flanges according to DIN EN 1092 PN 16, PN25, PN 40

I/O Capabilities

  • Closing Time
    • < 1 sec

Material Specifications

  • Body Material
    • Inlet: Steel, Outlet: Steel or Stainless Steel

Applications & Compatibility

  • Applications
    • Hybrid Safety valve and control valve for gas engines and other natural gas applications
    • Ideal for maritime engines and long maintenance intervals

Environmental Conditions

  • Temperature Range
    • According to PED Class 2 –20°C to 60°C / Marine version 0°C to 50°C
  • Outlet Pressure Range
    • 0.5 to 7.5 bar
  • Maximum Operating Pressure
    • 4000 (depending on flange version) kilopascal

Mechanical & Physical Properties

  • Sizes
    • 1&quot; (DN 25) and 2&quot; (DN 50)

Standards & Certifications

  • Explosion Protection
    • Zone I
  • Degree Of Protection
    • IP65
  • Approvals
    • Certified according to CE PED DVGW

Electrical Specifications

  • Control Type
    • &quot;Safety shut-off: Solenoid control valve – compressed air 3 to 10 bar Pressure control: Pneumatic pilot with outlet pressure setpoint control via setpoint pressure signal (e.g. IP converter)&quot;

Technical Specifications

  • Connection Type
    • Flanges according to DIN EN 1092 PN 16, PN25, PN 40

I/O Capabilities

  • Closing Time
    • < 1 sec

Material Specifications

  • Body Material
    • Inlet: Steel, Outlet: Steel or Stainless Steel
  • Applications : Hybrid Safety valve and control valve for gas engines and other natural gas applications|Ideal for maritime engines and long maintenance intervals
  • Temperature Range : According to PED Class 2 –20°C to 60°C / Marine version 0°C to 50°C
  • Sizes : 1" (DN 25) and 2" (DN 50)
  • Outlet Pressure Range : 0.5 to 7.5 bar
  • Maximum Operating Pressure : 4000 (depending on flange version) kilopascal
  • Explosion Protection : Zone I
  • Degree Of Protection : IP65
  • Control Type : "Safety shut-off: Solenoid control valve – compressed air 3 to 10 bar Pressure control: Pneumatic pilot with outlet pressure setpoint control via setpoint pressure signal (e.g. IP converter)"
  • Connection Type : Flanges according to DIN EN 1092 PN 16, PN25, PN 40
  • Closing Time : < 1 sec
  • Body Material : Inlet: Steel, Outlet: Steel or Stainless Steel
  • Approvals : Certified according to CE PED DVGW
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HON752
SAFETY SHUT-OFF VALVE WITH REGULATION
HON752
SAFETY SHUT-OFF VALVE WITH REGULATION