XI'AN YUMU ELECTRONICS TECHNOLOGY CO.,LTD
XI'AN YUMU ELECTRONICS TECHNOLOGY CO.,LTD
Home> PRODUCTS> Aviation Contactor> Three Phase Sealed Aviation Contactor> Reliable Aviation DC Contactor JQ-36FH
Reliable Aviation DC Contactor JQ-36FH
Reliable Aviation DC Contactor JQ-36FH
Reliable Aviation DC Contactor JQ-36FH

Reliable Aviation DC Contactor JQ-36FH

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Product Description
Product Attributes

Model No.JQ-36FH

BrandYM

Ambient Temperature-55℃~85℃

Sinusoidalvibration10g,10Hz~500Hz

Relativehumidity98% at 40℃

Cyclone40kPa(7200m)

Coil PowerconsumptionLine coil power consumption:≤2.9W (stable value)

Dielectric Withstand VoltageNormal atmospheric pressure:1000Vr.m.s., 50Hz Under low pressure: 500Vr.m. s .,50 Hz

Contact Resistanceor VoltagedropInitial value ≤50mΩ (120 mV)after life test≤150mV

Insulationresistance≥ 1 0 0 0 MQ

Time ParameterAction time: ≤30 msRelease time: ≤25 ms

Weight≤650g

Packaging & Delivery
Aviation Contactor

Military Aviation Contactor JQ-36FH:

Direct Replacement for TKD 533D0D in Critical Aviation Systems

YM introduces the JQ-36FH Military Aviation Contactor, a high-performance, drop-in replacement for legacy T K A503A0A series contactors. Engineered for utmost reliability in drones, aircraft engines, and other demanding aerospace and transportation applications, this contactor delivers superior switching performance for engines, trains, and planes. As part of our comprehensive portfolio that includes Military Metal Relay and High Power Aviation Contactor solutions, the JQ-36FH is built to exceed expectations in the most challenging environments.

Product Images

   Comparison of YM Aviation Contactors including JQ-36FH

Key Features & Competitive Advantages

Designed as a reliable upgrade and direct replacement, the JQ-36FH incorporates advancements that benefit modern aerospace systems, sharing the same rigorous design philosophy as our Aviation Magnetic Valve and Solid State Relay lines.

  • Direct Form-Fit-Function Replacement: Seamlessly replaces T K A503A0A series contactors in existing systems, facilitating easy upgrades and maintenance without redesign.
  • Enhanced Electrical Performance: Features ultra-low contact resistance (≤50mΩ initial) and maintains exceptional performance post-endurance testing, ensuring consistent power delivery akin to our premium PCB Board Relay components.
  • Ultra-Fast & Precise Switching: Achieves action times of ≤3ms and release times ≤4ms, providing critical control speed for flight systems and automated machinery.
  • Military-Grade Sealing: Hermetically sealed construction with leakage rate ≤10⁻¹ Pa·cm³/s, offering robust protection against moisture, dust, and pressure variations, similar to the protection standards of our Aviation Oil Sealed Valve.
  • High Reliability & Extended Life: Rated for 1x10⁶ operations at 1A, 28V DC resistive load, ensuring longevity and reducing total lifecycle costs for critical systems.
  • Optimized for Weight-Sensitive Applications: Weighing less than 3 grams, it is ideal for drone and aircraft applications where every gram counts.
  • Low Power Coil Design: Energy-efficient operation with coil power consumption between 0.3W and 0.43W, minimizing heat generation and system power burden.

Technical Specifications

Electrical Characteristics

  • Coil Power Consumption: (0.3 ~ 0.43)W
  • Contact Load & Mechanical Life:
    • Resistive Load: 1A at 28V DC for 1,000,000 operations.
    • Low-Level Load: (10~50)μA at (10~50)mV for 1,000,000 operations.
  • Contact Resistance:
    • Initial Value: ≤ 50 milliohms (mΩ).
    • After Life Cycle Test: ≤ 200 milliohms (mΩ).
  • Timing Parameters:
    • Action (Pull-in) Time: ≤ 3 milliseconds (ms).
    • Release (Drop-out) Time: ≤ 4 milliseconds (ms).
    • Minimum Excitation Pulse Width: (10 ~ 50) ms.

Isolation, Environmental & Physical Specifications

  • Dielectric Strength (Withstanding Voltage):
    • At Normal Atmospheric Pressure: 500 Vr.m.s., 50Hz.
    • Under Low-Pressure Conditions: 250 Vr.m.s., 50Hz.
  • Insulation Resistance:
    • At Normal Conditions: >500 Megohms (MΩ).
    • After High-Level Life Test: >50 Megohms (MΩ).
  • Weight: Less than 3 grams.
  • Tightness / Seal Performance: Maximum leakage rate ≤ 10⁻¹ Pascal·cubic centimeters per second (Pa·cm³/s).
  • Coil Voltage (DC) at 25°C: Available in standard voltages; consult for specific requirements or custom Military Aviation Connector interfacing needs.

Primary Applications

The JQ-36FH is an essential Aviation Contactor for Aircraft and beyond, designed for systems demanding uncompromising reliability.

  • Legacy System Modernization: Direct replacement for T K A503A0A contactors in older military and civilian aircraft control systems, power distribution units, and ground support equipment.
  • Unmanned Aerial Systems (UAS/Drones): Critical for power management, motor controller enable/disable functions, and payload activation in commercial, industrial, and defense drones.
  • Aircraft Subsystems: Control of fuel pumps, environmental control systems, lighting circuits, and auxiliary power units (APUs) in both fixed-wing and rotary-wing aircraft.
  • Rail & Transportation: Integration into railway control systems and other rugged transportation applications requiring high-cycle life and vibration resistance.
  • Specialized Industrial Controls: Used in conjunction with other high-reliability components like Hydraulic Circuit Breakers and Military Pressure Sensors in automated test equipment and industrial machinery.

Integration and Replacement Procedure

  1. Verification & System Power Down: Confirm the existing part number (e.g., T K A503A0A). Safely power down and isolate the entire system or relevant subsystem.
  2. Safe Removal: Carefully disconnect wiring from the old contactor, noting terminal positions. Remove mounting hardware.
  3. Installation: Mount the JQ-36FH using the provided or appropriate hardware, ensuring it is secure and free from mechanical stress.
  4. Electrical Connection: Reconnect wires to the corresponding terminals on the JQ-36FH. For systems involving multiple control signals, ensure compatibility with associated PCB Signal Relay or logic circuits.
  5. Pre-Operational Check: Before applying main power, perform a continuity check and verify insulation resistance if possible. Apply control coil voltage to test the actuation sound/feel.
  6. System Testing & Validation: Restore system power. Conduct functional tests at low power/idle, then progress to full operational tests under monitored conditions to validate performance parity or improvement.

Value Proposition for B2B Buyers

Sourcing the JQ-36FH from YM provides significant strategic and operational benefits for OEMs, MROs, and system integrators.

  • Reduced Maintenance & Downtime: High reliability and long lifecycle minimize unscheduled maintenance and increase aircraft/vehicle availability.
  • Simplified Supply Chain: Access a reliable, high-quality alternative or replacement source, reducing dependency on single-source legacy parts. We support this with a full range, including New Energy Relay and Aviation Microswitch solutions.
  • Performance Upgrade Path: While being a direct replacement, the JQ-36FH often incorporates material and design improvements over older versions, potentially offering better performance within the same footprint.
  • Cost Efficiency: Competitive pricing coupled with extended product life leads to a lower total cost of ownership compared to continuing with obsolete or lower-specification components.
  • Technical Support & Expertise: Leverage YM's extensive experience in manufacturing specialized components like Military Electronic Horn and Aviation Temperature Sensors for comprehensive application support.
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