Aviation Contactor 28V 400a JCQ-1D400F

JCQ-1D400F Military Aviation Contactor:

High-Reliability Power Switching Solution for Aerospace Applications

The JCQ-1D400F Military Aviation Contactor is a precision-engineered, high-performance switching device specifically designed for demanding aerospace power distribution systems. As a key component in YM's comprehensive Military Aviation Contactor series, this robust contactor delivers exceptional reliability for drone systems, aircraft engines, and critical Aviation Applications where operational safety and performance are paramount.

Engineered with advanced materials and manufacturing techniques, the JCQ-1D400F combines military-grade durability with optimized electrical performance. Manufactured to the same rigorous standards as our extensive range of Military Metal Relays and High Power Aviation Contactors, this product represents the forefront of aerospace switching technology for modern aviation platforms.

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Technical Specifications

Electrical Performance Parameters

• Coil Power Consumption: (0.3 ~ 0.43)W – Energy-efficient design optimized for Aircraft Electrical Systems
• Contact Load Rating & Service Life:
  • Resistive Load Capacity: 1A at 28V DC for minimum 100,000 operational cycles
  • Low-Level Signal Capability: (10~50)μA, (10~50)mV for 100,000 cycles (suitable for control circuits)
• Contact Resistance Characteristics:
  • Initial Contact Resistance: ≤ 50mΩ
  • Maximum After Endurance Testing: ≤ 200mΩ
• Switching Timing Performance:
  • Actuation Time: ≤ 4ms
  • Release Time: ≤ 4ms
  • Minimum Reliable Actuation Pulse: (10～50) ms

Environmental & Physical Specifications

• Dielectric Withstand Voltage:
  • Standard Atmospheric Conditions: 500V RMS, 50Hz
  • Low Pressure/High Altitude Conditions: 250V RMS, 50Hz (maintains performance at altitude)
• Insulation Resistance Performance:
  • Initial Insulation Resistance: > 500 MΩ
  • Minimum After Life Testing: > 50 MΩ
• Weight Specification: < 3 grams – Lightweight construction for aerospace applications
• Hermetic Sealing Standard: Maximum leakage rate ≤ 1 × 10⁻³ Pa·cm³/s – Ensures environmental protection
• Reference Conditions: All electrical specifications referenced at 25°C (77°F) standard temperature

Product Features & Advantages

• High-Reliability Aerospace Design: Engineered specifically for demanding aviation environments with proven performance in critical applications.
• Extended Operational Life: Rated for 100,000+ cycles, significantly reducing maintenance requirements and total lifecycle costs.
• Dual-Function Switching Capability: Handles both standard power circuits (1A/28VDC) and sensitive low-level signals, offering versatility similar to advanced PCB Signal Relays.
• Military-Grade Environmental Protection: Hermetic sealing provides complete protection against moisture, dust, and corrosive agents, meeting standards comparable to Aviation Oil Sealed Valves.
• Fast Response Characteristics: Sub-4ms switching times ensure rapid system response for flight control and safety-critical applications.
• High-Altitude Performance: Maintains dielectric strength under reduced atmospheric pressure, essential for aircraft operational envelopes.
• Weight-Optimized Construction: Lightweight design (<3g) contributes to overall aircraft weight reduction without compromising durability.
• Vibration and Shock Resistant: Designed to withstand harsh aerospace vibration profiles, reflecting YM's expertise in Military Electronic components.
• Energy-Efficient Operation: Low coil power consumption reduces system thermal load and power requirements.
• Robust Mechanical Design: Durable construction ensures reliable performance under extreme operating conditions.

Installation & System Integration Guidelines

For optimal performance and reliability when integrating the JCQ-1D400F into aerospace systems, follow these recommended procedures:

1. System Compatibility Verification: Confirm the system operates at standard aircraft voltage (typically 28V DC) and that load currents are within the contactor's 1A rating.
2. Environmental Assessment: Evaluate the installation environment for temperature extremes, vibration levels, and potential contaminants.
3. Safe System Preparation: Follow established aircraft maintenance procedures to safely de-energize the system before installation.
4. Mechanical Installation: Mount the contactor securely using appropriate hardware, ensuring proper torque on all mounting fasteners.
5. Electrical Connection: Make all electrical connections according to system specifications. For low-level signal applications, follow practices consistent with sensitive components like Aviation Temperature Sensors.
6. Pre-Operational Testing: Conduct comprehensive testing including contact resistance measurement, switching timing verification, and insulation resistance testing.
7. System Validation: Perform system-level testing under controlled conditions to validate performance in the intended application.

Application Scenarios

The JCQ-1D400F is designed for critical power switching applications across various aerospace platforms:

• Unmanned Aerial Systems: Power management in drones and UAVs, including battery switching, motor control, and payload power distribution.
• Aircraft Engine Systems: Starter circuit control, generator switching, fuel system management, and auxiliary power unit integration.
• Avionics Power Distribution: Primary power switching for communication, navigation, and radar systems in both manned and unmanned aircraft.
• Military Aviation Systems: Critical power control in defense applications, including integration with other Military Aviation Connectors and specialized components.
• Ground Support Equipment: Power switching in aircraft maintenance systems, test equipment, and ground power units.
• New Aviation Platforms: Integration into next-generation aircraft designs requiring high-reliability power management solutions.
• Related High-Power Applications: Suitable for systems requiring the performance standards of Industrial Power Relays in aerospace-specific configurations.

Value for Aviation Industry Professionals: The JCQ-1D400F offers reliable performance, extended service life, and military-grade durability. Sourcing from YM provides access to comprehensive expertise in Aviation Contactor for Aircraft systems and complementary technologies including Hydraulic Circuit Breakers, Aviation Magnetic Valves, and Military Pressure Sensors.

Certifications & Compliance

The JCQ-1D400F is manufactured in facilities adhering to stringent aerospace quality management systems and is designed to meet rigorous performance standards:

• Compliance with relevant MIL-STD specifications for environmental testing (vibration, shock, temperature cycling)
• Adherence to aerospace industry standards for power switching components
• Comprehensive material traceability and quality control protocols
• RoHS compliance available upon request
• Documentation support for integration into certified aerospace platforms

We provide complete technical documentation including test reports, material certifications, and compliance statements to support system integration and maintenance programs.

Customization Options

YM offers customization capabilities for the JCQ-1D400F to meet specific application requirements:

• Electrical Modifications: Custom coil voltages, alternative contact materials, or modified current ratings
• Termination Options: Various terminal configurations, custom lead lengths, or special connector interfaces
• Mechanical Adaptations: Alternative mounting features, custom markings, or specialized housing requirements
• Enhanced Testing: Additional qualification testing, extended environmental screening, or specific performance validation
• Identification Features: Custom part numbering, serialization, or customer-specific labeling
• Packaging Solutions: Specialized packaging for maintenance kits, bulk packaging, or ESD-protective packaging

Production & Quality Assurance Process

Each JCQ-1D400F contactor undergoes a comprehensive manufacturing and testing process ensuring consistent quality and performance:

1. Material Selection: Aerospace-grade materials sourced from qualified suppliers with full traceability
2. Precision Manufacturing: Critical components produced to exacting tolerances using controlled processes
3. Automated Assembly: Consistent assembly using specialized fixtures with quality verification at each stage
4. Hermetic Sealing: Advanced sealing techniques followed by mandatory leak testing
5. 100% Electrical Testing: Comprehensive testing of every unit including all performance parameters
6. Environmental Sampling: Batch testing for vibration resistance, thermal performance, and life cycle validation
7. Final Quality Audit: Complete verification before protective packaging and shipment

This quality-focused approach is applied across our entire product range, from specialized Solid State Relays to complex Aviation Contactor systems.

Frequently Asked Questions (FAQ)

Q1: What makes the JCQ-1D400F suitable for aerospace applications?

A1: The JCQ-1D400F is specifically designed for aerospace environments with features including hermetic sealing, vibration resistance, high-altitude performance capability, and military-grade reliability standards.

Q2: How does the dual-purpose switching capability benefit system design?

A2: The ability to handle both power circuits and low-level signals allows for simplified system architecture, reducing component count and improving reliability, similar to advantages offered by advanced PCB Board Relays.

Q3: What is the significance of the hermetic sealing?

A3: Hermetic sealing provides complete environmental protection against moisture, dust, and contaminants, ensuring long-term reliability in harsh aviation environments, comparable to requirements for Aviation Oxygen Valves.

Q4: Can the JCQ-1D400F operate in high-vibration environments?

A4: Yes, the contactor is specifically designed to withstand the vibration profiles encountered in aircraft engines and airframes, making it suitable for demanding aerospace applications.

Q5: What documentation is available to support system integration?

A5: We provide comprehensive technical documentation including detailed specifications, test reports, application notes, and integration guidelines to support successful system implementation.

Q6: Is the JCQ-1D400F suitable for both new designs and replacement applications?

A6: Yes, the contactor is designed for both new system integration and as a high-performance replacement for existing aerospace power switching components.