Structured Manufacturing Data (2026)

Solenoid Valve (Electronic)

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Solenoid Valve (Electronic) used in the Motor Vehicle Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Solenoid Valve (Electronic) is characterized by the integration of Solenoid Coil and Plunger/Armature. In industrial production environments, manufacturers listed on CNFX commonly emphasize Electrical Steel (for solenoid core) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

An electronically controlled solenoid valve that regulates fuel flow within a fuel injection pump system.

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Product Specifications

Technical details and manufacturing context for Solenoid Valve (Electronic)

Definition
An electronically controlled solenoid valve component of a fuel injection pump that precisely controls the timing, duration, and quantity of fuel delivered to the engine's combustion chambers by opening and closing in response to electrical signals from the engine control unit (ECU).
Working Principle
When the ECU sends an electrical current to the solenoid coil, it creates a magnetic field that moves a plunger or armature, opening the valve to allow fuel flow. When the current is cut off, a spring returns the plunger to its closed position, stopping fuel flow. This on/off action is precisely timed to control fuel injection.
Common Materials
Electrical Steel (for solenoid core), Copper (for winding), Stainless Steel (for valve body), Elastomer Seals (for sealing)
Technical Parameters
  • Valve orifice diameter, critical for determining maximum fuel flow rate. (mm) Standard Spec
Components / BOM
  • Solenoid Coil
    Converts electrical energy into magnetic force to actuate the plunger.
    Material: Copper wire, insulating materials
  • Plunger/Armature Part
    Moves linearly within the coil's magnetic field to open/close the valve seat.
    Material: Magnetic steel or alloy
  • Valve Body & Seat Part
    Houses internal components and provides the sealing surface for the plunger.
    Material: Stainless steel, hardened alloys
  • Return Spring Part
    Returns the plunger to its default (usually closed) position when the coil is de-energized.
    Material: Spring steel
  • Electrical Connector Part
    Provides interface for power and control signals from the vehicle's wiring harness.
    Material: Thermoplastic, brass contacts

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Solenoid Valve (Electronic).

Electronic Fuel Solenoid Valve Fuel Injector Solenoid electronic solenoid valve fuel injection motor vehicle fuel flow control valve stainless steel solenoid valve automotive fuel pump solenoid valve replacement automotive electronic valve BOM components

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Fuel Injection Pump
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 300 bar
flow rate: 0.5 to 10 L/min
temperature: -40°C to +125°C
response time: ≤10 ms
Media Compatibility
✓ Diesel fuel ✓ Biodiesel blends ✓ Gasoline
Unsuitable: High-particulate slurry or abrasive media
Sizing Data Required
  • Required flow rate (L/min)
  • System operating pressure (bar)
  • Voltage/current rating of control signal

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Coil Burnout
Cause: Overvoltage, excessive heat due to prolonged energization, or poor electrical connections leading to insulation breakdown and short circuits.
Spool Sticking or Binding
Cause: Contamination from particulates, moisture, or debris in the fluid medium, causing mechanical obstruction and preventing proper movement of internal components.
Maintenance Indicators
  • Audible humming or buzzing without valve actuation, indicating coil energization failure or mechanical obstruction.
  • Visible fluid leakage around the valve body or solenoid housing, suggesting seal degradation or physical damage.
Engineering Tips
  • Install a properly sized filter upstream to protect the valve from particulates and ensure clean, dry compressed air or fluid supply.
  • Implement preventive maintenance schedules to inspect electrical connections, verify coil resistance, and test valve response times to detect early degradation.

Compliance & Manufacturing Standards

Reference Standards
ISO 4401: Hydraulic fluid power - Four-port directional control valves - Mounting surfaces ANSI/FCI 70-2: Control Valve Seat Leakage DIN EN 175301: Connectors, electrical, circular - Environmental characteristics
Manufacturing Precision
  • Bore diameter: +/-0.01mm
  • Seat flatness: 0.05mm
Quality Inspection
  • Pressure decay leak test
  • Coil electrical resistance and insulation test

Factories Producing Solenoid Valve (Electronic)

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are used in this solenoid valve for durability?

This valve uses electrical steel for the solenoid core, copper for winding, stainless steel for the valve body, and elastomer seals for reliable sealing in automotive environments.

How does this electronic solenoid valve regulate fuel flow?

The valve controls fuel flow electronically through precise actuation of the plunger/armature, responding to electrical signals to open or close the valve seat within the fuel injection pump system.

What are the key components in the BOM for this solenoid valve?

The bill of materials includes electrical connector, plunger/armature, return spring, solenoid coil, and valve body & seat - all designed for motor vehicle manufacturing applications.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Motor Vehicle Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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