Direct-operated solenoid valve WL0835

airfuelfor water

Overview
A rotary solenoid valve is a compact electromagnetic actuator that converts electrical energy into controlled rotary motion to open, close or index a fluid or gas path. Main components include the coil, armature, shaft, spring and valve body. Rotary solenoid valves are designed for precise angular positioning, fast response and reliable repetitive operation in constrained installations.

WL0835 Description
The WL0835 is a bistable (latching) rotation-type rotary solenoid valve engineered for precision automation. It delivers defined angular displacement to drive valves or mechanical indexing systems with a compact footprint and simple mechanical integration. It is suitable where quick response, repeatability and long service life are required.

Key features

• Converts electrical input into a precise rotary motion for valve or indexing actuation.
• Fast response time and high repeatability for cyclic operation.
• Compact dimensions for limited-space mounting.
• Designed for long cycle life and low maintenance.

Applications

• Industrial automation and production lines for controlling air, gas or liquid flow.
• Automotive systems (fuel routing, emissions control, fluid distribution).
• Medical and laboratory equipment for fluid handling and diagnostic devices.
• Irrigation and water management systems.
• Vending/beverage machines, chemical processing, pneumatic control assemblies.

Advantages and Disadvantages
Pros

• High positional accuracy for angular control compared with linear solenoids.
• Very fast electrical-to-mechanical response.
• Durable design capable of millions of cycles with appropriate thermal management.

Cons

• Limited total rotation angle (typical discrete angles 15°–90° depending on design).
• Can generate heat under continuous duty.
• Lower torque than many motor-driven actuators; not suited for heavy-load high-torque tasks.

How to choose a rotary solenoid valve (summary)

• Define application requirements: fluid type (air, liquid, gas), normally-closed vs normally-open, duty cycle and environment.
• Determine required rotation angle (common: 15°, 30°, 45°, 60°, 90° or custom angles).
• Calculate torque needs including friction, load resistance and springs; apply safety margin (typically 30–50%).
• Select voltage and power: common options DC 5V/12V/24V or AC 110V/220V; account for power consumption and heat.
• Choose monostable (spring return) or bistable/latching type based on power and application constraints.
• Check response time requirements: high-speed needs may require 10–50 ms; many industrial uses accept 50–200 ms.
• Consider environment: temperature range, humidity, IP rating, vibration and corrosion protection.
• Verify cycle life and duty rating for intended use (intermittent vs continuous industrial duty).
• Confirm mechanical integration: mounting holes, shaft diameter, dimensions and weight.
• Allow for customization: shaft design, rotation angle, sealed housings, connector types, custom coil voltages.

FAQ (selected)

• Typical rotation angles: 30°, 45°, 60°, 90° are common; custom angles available on request.
• Typical lifespan: high-quality rotary solenoids can exceed one million cycles; actual life depends on conditions and thermal management.
• Who uses rotary solenoid valves: industrial automation, automotive, medical/lab equipment, irrigation, food & beverage and pneumatic systems.
• Customization: many manufacturers offer custom angles, voltages, torque, mounting and sealed housings.

Technical Datasheet (table representation)
Brand: Weilong Technology
Model Number: WL 0835
Rated Voltage (V): DC 12V, 16V or 24V
Rated Power (W): 38.5–45W
Work Model: Rotation Type
Holding Force (N): 150 GF-200 GF
Stroke (mm): 2 MM or Customized
Reset Time (s): 1 S
Service Life: 1,000 Thousand Times
Certification: CE, ROHS, ISO9001
Material: Safety Iron
Lead Wire Length (mm): 200
Install Style: screw
Tolerance of Dimension: +/- 0.1 MM
Water-proof: None
Insulation Class: B
Hi-Pot Test: AC 600V 50/60Hz 2s
Non-excitation Holding Force: 0
Working Temperature: -10°C - 100°C
Duty Cycle: 1-100%
Thread Depth (mm): /
Payment Term: TT, or LC At Sight
Sample Order: Yes
Warranty: 1 Year
MOQ: 1000 PCS
Supply Ability: 5000 pcs per Week
Delivery Time: 30 Days
Port of Loading: Shenzhen

characteristics / technical specifications

• Brand: Weilong Technology
• Model: WL0835
• Rated voltage options: DC 12V, 16V or 24V
• Rated power: 38.5–45 W
• Operation type: Rotation (bistable / rotation-type)
• Holding force: ~150 GF to 200 GF
• Stroke / rotation: 2 mm or customizable
• Reset time: ~1 s
• Service life: ~1,000,000 cycles
• Certifications: CE, ROHS, ISO9001
• Body material: Safety iron
• Lead wire length: 200 mm
• Mounting: screw
• Dimensional tolerance: +/- 0.1 mm
• Waterproof: none (standard)
• Insulation class: B
• Hi-pot test: AC 600V 50/60Hz 2s
• Operating temperature: -10°C to 100°C
• Duty cycle: 1–100%
• MOQ: 1000 pcs; typical lead time: 30 days; supply ability: 5000 pcs/week