Military Aviation Single-phase contactor JQ-41F Replace MZJ-100A
Precision Power Control for Advanced Aerospace Systems
Product Overview
The YM Military Aviation Contactor JQ-41F is a high-reliability power switching device engineered for the most demanding aerospace and defense applications. Designed specifically for drone systems, aircraft engines, and critical Aviation Electronics, this hermetically sealed contactor delivers exceptional performance in extreme environmental conditions. As a key component within YM's extensive aviation product portfolio—which includes Military Aviation Connectors and Aviation Temperature Sensors—the JQ-41F is manufactured to integrate seamlessly with complementary systems such as Hydraulic Circuit Breakers and Aviation Magnetic Valves, ensuring complete system reliability and mission success.
Technical Specifications
Engineered for precision and reliability, the JQ-41F features:
- Coil Power Consumption: 0.3W to 0.43W operational range
- Contact Load & Electrical Life:
- Resistive Load: 1A at 28V DC for 1×10⁶ operations
- Low-Level Load: (10-50)μA at (10-50)mV for 1×10⁶ operations
- Contact Resistance: Initial ≤50mΩ; post-lifetime ≤200mΩ
- Switching Performance: Action time ≤4ms, release time ≤4ms (typical ≤3ms); requires (10-50)ms incentive pulse width
- Dielectric Strength: 500V RMS @ 50Hz (normal pressure); 250V RMS @ 50Hz (low pressure)
- Insulation Resistance: >500MΩ initially; >50MΩ after endurance testing
- Weight: Under 3 grams for weight-critical applications
- Sealing Performance: Leakage rate ≤1.0×10⁻³ Pa·cm³/s (hermetic metal seal)
- Operating Temperature: Rated for standard 25°C conditions
Product Features & Advantages
- Advanced Hermetic Metal Sealing: Incorporates proprietary Metal Sealing technology identical to our Military Metal Relays, providing complete protection against moisture, contaminants, and pressure variations.
- Extreme Environment Durability: Designed to withstand severe vibration, mechanical shock, and thermal stress encountered in aerospace operations.
- Extended Operational Lifespan: Rated for over one million operations, significantly reducing maintenance requirements and total cost of ownership—consistent with our Industrial Power Relays standards.
- Optimized Thermal Management: Low-power coil design minimizes heat generation, making it compatible with thermal control systems using Aviation Cold Air Solenoid Valves.
- Superior Contact Technology: Special alloy contacts ensure minimal arcing, stable electrical performance, and extended service life.
Installation & Integration Procedure
For optimal performance, follow these integration guidelines:
- System Compatibility Verification: Confirm control voltage matches coil specifications and load current (e.g., for operating Aviation Oil Sealed Valves) falls within rated parameters.
- Secure Mounting Installation: Install using designated mounting points, avoiding high-temperature areas and preventing terminal stress.
- Precision Wiring Connection: Connect control signals to coil terminals and route load power through main contacts; observe DC polarity where applicable.
- Pre-Operational Testing: Conduct comprehensive continuity and insulation resistance testing before system integration.
- System Validation Testing: Perform functional tests under simulated operational conditions within the complete assembly.
Application Scenarios
- Unmanned Aerial Vehicle Systems: Power management for propulsion systems, payload controls, and avionics
- Aircraft Engine Control Systems: Management of fuel delivery, ignition circuits, and auxiliary power units
- Aviation Power Distribution Networks: Secondary power switching in distribution panels working alongside Aviation Ammeters
- Military & Defense Electronics: Mission-critical systems in communications, radar, and electronic warfare platforms
- Aerospace Test & Ground Support Equipment: Validation systems and maintenance equipment for aircraft systems
Procurement Value: The JQ-41F enhances system reliability, reduces lifecycle costs through extended maintenance intervals, and ensures compliance with stringent aviation standards—delivering measurable operational advantages and mission assurance for aerospace procurement teams.
Certifications & Compliance
Manufactured under quality systems designed to meet aerospace industry requirements. While specific certifications vary by application, our production processes ensure performance consistency and full traceability comparable to military specifications, as demonstrated across our product range including Military Pressure Sensors and Aviation Encoding Switches.
Customization Options
We offer flexible customization solutions to meet specific application requirements:
- Custom coil voltage configurations
- Specialized wiring harnesses and connector interfaces compatible with Military Aviation Connector systems
- Modified mounting configurations for unique installation requirements
- Application-specific testing and validation protocols
- Custom identification marking for enhanced traceability
Production & Quality Assurance Process
- Material Selection & Verification: Aerospace-grade materials with full traceability for all critical components
- Precision Manufacturing: Automated assembly in controlled environments ensuring consistent quality
- Hermetic Sealing Process: Specialized sealing techniques for complete environmental protection
- Comprehensive Electrical Testing: 100% testing of all electrical parameters including contact resistance, timing characteristics, and insulation performance
- Environmental Validation: Batch testing for vibration resistance, thermal cycling, shock tolerance, and seal integrity verification
This rigorous quality approach, applied equally to our Solid State Relays and Aviation Rocker Switches, ensures every JQ-41F meets the highest reliability standards expected in aerospace applications.
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