Aviation Switch Potentiometer WX13 -11

Product Overview

The WX13-11 is a high-precision Aviation Switch Potentiometer engineered for variable control applications in drone systems, aircraft engines, train controls, and Aviation Electronics. Combining switching functionality with continuous variable resistance control, this dual-purpose component enables precise adjustment and mode selection in a single compact unit. As a specialized component in YM's comprehensive aviation solutions portfolio—complementing products like Military Aviation Encoding Switches and Aviation Button Switches—the WX13-11 delivers sophisticated control capabilities for applications requiring both discrete switching and continuous adjustment.

Technical Specifications

• Model Number: WX13-11
• Component Type: Aviation switch potentiometer (combination device)
• Primary Functions: Switching + continuous variable resistance
• Switching Rating: 1A at 28V DC resistive load
• Potentiometer Resistance Range: Standard values available (customizable)
• Potentiometer Tolerance: High precision tolerance options available
• Coil Power Consumption: (0.3 - 0.43) Watts
• Electrical Life: Minimum 100,000 switching operations
• Potentiometer Rotation: Standard and multi-turn options available
• Contact Resistance: Initial ≤50mΩ; After durability testing ≤200mΩ
• Switching Speed: Action time ≤4ms; Release time ≤4ms; Pulse width (10-50) ms
• Dielectric Strength: 500V RMS @ 50Hz (standard); 250V RMS @ 50Hz (low pressure)
• Insulation Resistance: >500 MΩ initially; >50 MΩ after environmental testing
• Weight: Less than 3 grams (compact integrated design)
• Environmental Sealing: Maximum leakage rate ≤ 1.0 x 10⁻³ Pa·cm³/s
• Operating Temperature: Performance validated for aviation conditions, compatible with Aviation Temperature Sensor ranges
• Shaft Options: Various shaft types and lengths available

Product Features & Competitive Advantages

1. Dual-Function Integration: Combines reliable switching with precise potentiometer control in a single component, reducing panel space requirements by approximately 50% compared to separate switch and potentiometer installations—similar to space optimization benefits of integrated PCB Board Relay systems.
2. Precision Variable Control: High-quality potentiometer element provides smooth, accurate resistance adjustment with excellent linearity and low noise characteristics for sensitive control applications.
3. Military-Grade Environmental Protection: Advanced hermetic sealing (≤10⁻³ Pa·cm³/s) protects both switching contacts and potentiometer elements from moisture, dust, and corrosive elements, matching the protection standards of Aviation Oil Sealed Valves.
4. Positive Switching Action: Reliable switching mechanism with clear tactile feedback complements the smooth potentiometer rotation for intuitive operator interface.
5. Vibration-Resistant Design: Engineered to maintain both switching reliability and potentiometer wiper contact under aviation-level vibration and shock conditions.
6. Low Contact Resistance Variation: Potentiometer element designed for minimal contact resistance variation throughout rotation range, ensuring stable control signals.
7. Durable Construction: High-quality materials and precision manufacturing ensure long service life for both switching and potentiometer functions.

Installation and Wiring Procedure

1. Function Analysis: Determine switching requirements and potentiometer resistance range needed for your application.
2. Panel Preparation: Create appropriate mounting hole according to specifications, ensuring proper clearance for potentiometer shaft rotation.
3. Component Mounting: Secure switch potentiometer in panel using provided mounting hardware, ensuring shaft alignment and free rotation.
4. Dual-Function Wiring: Connect switching terminals to control circuit and potentiometer terminals (typically 3-wire configuration) to appropriate signal conditioning or control circuitry.
5. Grounding Considerations: Ensure proper grounding for both switching and potentiometer circuits to prevent noise and interference.
6. Sealing Verification: Confirm environmental seals are properly engaged to protect internal components.
7. Functional Testing: Test switching function independently, then verify potentiometer resistance range and smoothness of rotation.
8. Integrated System Testing: Test combined operation with connected systems like Aviation Magnetic Valves or control interfaces before full system deployment.

Application Scenarios

The WX13-11 Aviation Switch Potentiometer is engineered for applications requiring both on/off control and continuous adjustment:

• Aircraft Cockpit Controls: Combined power switching and sensitivity adjustment for avionics systems, display brightness controls, and communication equipment.
• UAV Control Interfaces: Mission control switches with adjustable parameter settings for camera controls, sensor sensitivity, and flight parameter adjustments.
• Train Control Systems: Combined power control and adjustment for lighting systems, climate controls, and display interfaces in rail vehicles.
• Military Equipment Interfaces: Tactical equipment controls with adjustable settings for communication systems, sensor packages, and display equipment.
• Industrial Control Panels: Machine controls combining power switching with speed adjustment, temperature setting, or process parameter controls.
• Test and Measurement Equipment: Instrument controls combining power with range selection, sensitivity adjustment, or calibration settings.
• Audio/Visual Systems: Combined power and volume/brightness controls for aviation entertainment and communication systems.
• Medical Aviation Equipment: Equipment controls combining power with adjustable treatment parameters or monitoring settings.

Value Proposition for Control System Designers

• Space Optimization: Dual-function design significantly reduces panel space requirements while maintaining full control functionality.
• Enhanced User Interface: Provides intuitive control combining discrete actions with continuous adjustments in a single, familiar control element.
• Reduced Component Count: Eliminates need for separate switch and potentiometer, reducing wiring complexity and potential failure points.
• Cost Efficiency: Lower total component cost compared to purchasing and installing separate switching and adjustment components.
• Improved Reliability: Fewer components and connections reduce overall system failure probability and simplify maintenance.
• Design Flexibility: Enables more sophisticated control interfaces within space-constrained panels typical of aerospace applications.
• Standardized Control Layout: Provides consistent control interface that operators can quickly learn and operate efficiently.

Certifications & Compliance

The WX13-11 Aviation Switch Potentiometer is designed and manufactured to meet or exceed performance requirements for combination control components in aerospace applications, including military specifications for dual-function controls, aviation requirements for cockpit interface components, and industrial standards for precision adjustment devices. Our manufacturing processes comply with stringent quality management systems addressing both switching reliability and potentiometer precision, and we provide comprehensive technical documentation including dual-function performance test reports to support customer qualification, certification, and compliance efforts.

Customization & OEM/ODM Services

YM offers extensive customization options for the WX13-11 switch potentiometer series:

• Custom resistance values and tolerance specifications for potentiometer function
• Special switching configurations (SPST, SPDT, multi-position)
• Custom shaft types, lengths, and knob configurations
• Special potentiometer tapers (linear, logarithmic, anti-logarithmic)
• Enhanced environmental sealing for specific operating conditions
• Custom electrical ratings for switching function
• Special markings, detent configurations, and end-stop options
• Application-specific testing and validation for dual-function performance

Our demonstrated OEM and ODM expertise in combination components, proven across our Automotive Relay and control product lines, ensures we can develop tailored switch potentiometer solutions that precisely match your control interface requirements and application specifications.

Production Process & Quality Assurance

1. Dual-Function Component Manufacturing: Precision manufacturing of both switching mechanism and potentiometer elements with exact alignment requirements.
2. Potentiometer Element Production: High-quality resistance element manufacturing with precise resistance characteristics and smooth contact surfaces.
3. Integrated Assembly: Careful assembly combining switching and potentiometer functions with proper mechanical integration.
4. Dual-Function Testing: Comprehensive testing includes switching performance (contact resistance, timing) and potentiometer performance (resistance range, linearity, noise).
5. Environmental Sealing Validation: Rigorous testing of sealing integrity to protect both functional elements.
6. Rotation and Switching Coordination Testing: Validation of smooth potentiometer rotation alongside positive switching action.
7. Durability Testing: Extended cycling tests for both switching operations and potentiometer rotations to verify long-term reliability.
8. Final Quality Assurance: Comprehensive inspection including dimensional verification, mechanical function testing, electrical performance validation for both functions, and complete manufacturing traceability.

System Integration and Complementary Control Components

The WX13-11 Aviation Switch Potentiometer is designed for integration into sophisticated control systems requiring both discrete and continuous control capabilities. For enhanced system functionality, consider pairing with YM's complementary products such as Aviation Rocker Switches for additional control options, Military Pressure Sensors for parameter monitoring, and Solid State Relays for silent control of loads adjusted by the potentiometer. This integrated approach enables the creation of advanced control interfaces for aerospace, defense, and industrial applications where intuitive, space-efficient control design enhances operator effectiveness and system performance.