Products Description
HD05 Two-Stage CNG High Pressure Reducer for Sequential Injection Systems
The HD05 is a two-stage CNG pressure reducer for vehicle sequential injection conversion systems. It is used to reduce and regulate compressed natural gas from the vehicle cylinder for use within the conversion system.
This model is intended for CNG conversion projects involving passenger cars, buses and light trucks. Customers can discuss vehicle application, required gas flow, voltage and installation space with our team before selecting a suitable configuration.
HD05 Quick Specification Summary
Fuel: CNG | Design: Two-Stage Decompression | Maximum Flow: 88 Nm³/h | Voltage: DC 12V

Key Features
Two-stage pressure reduction design for CNG conversion systems
Maximum flow rate: 88 Nm³/h
Second-stage output pressure: 0.09–0.32 MPa
Designed for DC 12V vehicle electrical systems
Working temperature range: -40°C to +120°C
HD05 CNG Reducer Specifications
| Product Name | HD05 CNG High Pressure Reducer |
| Product Type | Two-Stage CNG Reducer Regulator |
| Working Medium | Compressed Natural Gas (CNG) |
| Pressure Stage | Two-Stage Decompression |
| Maximum Flow Rate | 88 Nm³/h |
| Second-Stage Output Pressure | 0.09–0.32 MPa |
| Working Voltage | DC 12V |
| Working Temperature Range | -40°C to +120°C |
| Dimensions | 15 × 10 × 14 cm |
| Available Colour | Black, Silver or subject to project requirements |
| Suggested Applications | Passenger cars, buses and light trucks |




Product Selection and Project Support
A suitable CNG reducer should be selected according to the vehicle engine, conversion-system configuration, gas-flow requirement, electrical connection and available installation space. Providing these details before ordering helps confirm whether the HD05 configuration is appropriate for the intended project.
SCYUNCHENG supplies CNG/LPG conversion components including reducers, injector rails, ECU kits, wiring harnesses, solenoid valves, hoses, filters and related installation accessories. Customers sourcing multiple components can discuss a matched supply plan for their project.
Frequently Asked Questions
What information is needed before selecting a CNG reducer?
Please provide the vehicle type, engine displacement, intended conversion-system configuration, required gas-flow range, operating voltage and installation-space information. Our team can then discuss suitable product options.
Can the HD05 reducer be supplied for OEM projects?
OEM requirements can be reviewed based on the product specification, quantity, packaging needs and target-market requirements. Please contact us with your project details for evaluation.
Can this reducer be supplied with other CNG conversion components?
Yes. The HD05 can be discussed together with related CNG conversion components such as ECU kits, injector rails, wiring harnesses, valves, hoses, filters and installation accessories.
Send an Inquiry
Contact us with your required quantity, vehicle application and technical requirements. We will provide relevant product information for your CNG conversion project.
View CNG Reducers | Read CNG/LPG Technical FAQ | Applications & Project Reference | Contact SCYUNCHENG



