YM presents the JKB-53A / TKE-53A Metal Sealed Military Relay, engineered for ultimate reliability in the most demanding aerospace and defense applications. This High-Quality JKB-53A / TKE-53A Metal Relay for Military Use is designed to meet stringent MIL-spec requirements, offering unparalleled durability and precision for critical systems. As a premier Military Aviation Contactor, it ensures fail-safe performance in avionics, weapon systems, engine controls, and unmanned platforms.
Built with a hermetically sealed metal enclosure, this Precision JKB-53A TKE-53A Relay for Aerospace and Military Systems provides exceptional protection against harsh environments, including extreme temperatures, high altitude, moisture, and shock. It is the trusted component for mission-critical connectivity where failure is not an option.
Product Visual Documentation
Core Features & Competitive Advantages
Our Durable JKB-53A TKE-53A Military Aviation Contactor stands out due to its superior engineering and rigorous testing. Here are its key features and advantages:
- Hermetic Metal Seal: Ensures complete isolation from external contaminants (dust, fluids, gases), guaranteeing stable performance in variable pressure and corrosive environments.
- Ultra-High Reliability & Long Life: Rated for >100,000 cycles at full load (1A, 28V DC), this Aviation Relay for Drone, Aircraft Engine provides sustained performance over extended service intervals.
- Low-Level Switching Capability: Excellent performance for sensitive signal circuits, handling low-level loads from (10-50)μA and (10-50)mV, making it versatile for both power and signal applications.
- Extreme Environment Rated: Operates flawlessly across a wide temperature range and under conditions of high vibration and shock, typical in High quality Aviation Engine, Train, Plane systems.
- Lightweight & Compact: Weighing under 3 grams, it is ideal for weight-sensitive aerospace and UAV applications without compromising robustness.
- Superior Electrical Insulation: High dielectric strength (500Vr.m.s. at normal pressure) and excellent insulation resistance (>500MΩ) ensure safety and prevent leakage currents.
Detailed Technical Specifications
Electrical Parameters
- Coil Power Consumption: (0.3 ~ 0.43)W
- Contact Load & Life:
- Resistive Load: 1A, 28V DC, >100,000 cycles.
- Low-Level Load: (10~50)μA, (10~50)mV, >100,000 cycles.
- Contact Resistance:
- Initial Value: ≤50mΩ.
- After Life Test: ≤200mΩ.
- Time Parameters:
- Action Time: ≤4ms.
- Release Time: ≤4ms.
- Incentive Pulse Width: (10～50) ms.
Mechanical & Environmental Parameters
- Dielectric Withstanding Voltage:
- Normal Atmosphere: 500Vr.m.s., 50Hz.
- Low Pressure: 250Vr.m.s., 50Hz.
- Insulation Resistance:
- Normal Atmosphere: >500MΩ.
- After High-Level Life Test: >50MΩ.
- Weight: <3g.
- Sealing (Tightness): Leakage rate ≤ 1.0 x 10⁻³ Pa·cm³/s.
- Coil Voltage (Vdc) @25°C: Standard and custom voltages available.
Primary Application Scenarios
This Metal Sealed Military Relay is indispensable across numerous high-reliability sectors:
- Military Aviation: Flight control systems, navigation equipment, communication gear, and cockpit instrumentation in fighters, transport aircraft, and helicopters.
- Unmanned Aerial Systems (UAS/Drones): Power distribution, payload control, and engine management in reconnaissance and combat drones.
- Aircraft Engines: FADEC (Full Authority Digital Engine Control) systems, ignition circuits, and sensor monitoring for both commercial and military Aviation Engines.
- Ground & Naval Defense Systems: Radar arrays, missile launch controls, armored vehicle electronics, and naval shipboard systems.
- Strategic Infrastructure: Critical switching roles in railway signaling (Train), air traffic control, and secure communication networks.
Recommended Integration Steps
To ensure optimal performance of your Precision JKB-53A TKE-53A Relay for Aerospace and Military Systems, follow these general guidelines:
- Inspection: Verify model (JKB-53A/TKE-53A), coil voltage, and contact configuration upon receipt. Check for any physical damage.
- Testing: Prior to installation, perform basic functional tests (pull-in/release voltage, contact continuity) using appropriate test equipment.
- PCB Mounting/Soldering: Adhere to recommended soldering profiles (time/temperature) to prevent thermal damage to the hermetic seal.
- Connection: Ensure wiring complies with the rated current and voltage. Use proper crimping tools for terminal connections.
- Environmental Sealing: While the relay itself is sealed, ensure the surrounding assembly provides adequate protection against mechanical stress and environmental factors.
- System-Level Validation: Conduct final system integration tests under simulated operational conditions to validate performance.
Value for Procurement & Engineering Teams
Choosing the YM High-Quality JKB-53A / TKE-53A Metal Relay for Military Use delivers tangible value:
- Reduced Lifecycle Cost: Exceptional longevity and reliability minimize replacement frequency and unscheduled maintenance, lowering total cost of ownership.
- Enhanced System Integrity: The hermetically sealed design drastically reduces field failures caused by environmental factors, improving overall system uptime and safety.
- Supply Chain Security: Consistent quality and traceable manufacturing provide a dependable supply for long-term defense and aerospace programs.
- Design Flexibility: Its compact size and reliable low-level switching capability allow engineers to simplify circuit designs and save valuable board space.
- Risk Mitigation: Compliance with stringent performance specifications mitigates project risk associated with component failure in final certification and deployment phases.
Quality Assurance & Standards Compliance
YM is committed to manufacturing excellence. Our production of the Durable JKB-53A TKE-53A Military Aviation Contactor adheres to rigorous quality protocols.
- Manufacturing Standards: Processes are aligned with relevant MIL standards (MIL-PRF-6106, MIL-STD-202) for reliability testing.
- Quality Management: Our facility operates under a strict QMS, ensuring consistency from raw material inspection to final product testing.
- Testing & Validation: 100% electrical testing and batch-based environmental stress screening (ESS) are performed.
- Traceability: Full lot traceability is maintained for all components, enabling precise quality tracking.
Customization & Engineering Support
We understand standard parts may not fit every unique application. YM offers engineering collaboration for:
- Coil Voltage Customization: Tailored to your specific system voltage requirements.
- Lead Configuration & Terminals: Options for different lead lengths, materials, and terminal types (PCB pin, solder cup, etc.).
- Special Testing & Screening: Additional burn-in, vibration, or thermal cycling per customer specifications.
- Marking & Packaging: Custom part numbering, labeling, and ESD/military-grade packaging.
Precision-Driven Production Process
The reliability of our Metal Sealed Military Relay is built into every stage of manufacture:
- Design & Prototyping: Application-focused design and simulation, followed by prototype build and validation.
- Precision Stamping & Forming: High-precision automation forms contacts and internal components for consistent geometry.
- Clean Assembly: Assembly occurs in controlled environments to prevent contamination before sealing.
- Hermetic Sealing: Critical laser or resistance welding creates the permanent, leak-tight metal enclosure.
- Comprehensive Testing: Every unit undergoes electrical, mechanical, and seal integrity tests.
- Final Audit & Packaging: A final quality audit ensures compliance before secure packaging and documentation.
Frequently Asked Questions (FAQ)
Q1: What is the key advantage of a metal sealed relay over a plastic epoxy-sealed one?
A1: Metal hermetic sealing provides a true barrier against gas and moisture permeation over time, which is critical for long-term reliability in vacuum/low-pressure (high-altitude) applications and corrosive atmospheres. It offers superior performance in extreme thermal cycling, making it the only choice for core Military Aviation Contactor applications.
Q2: Can the JKB-53A/TKE-53A be used for both signal switching and power switching?
A2: Yes. Its design specifically accommodates both. It has a proven high-cycle life for 1A power loads and is equally rated for reliable low-level (dry circuit) signal switching down to microamps, making this Precision JKB-53A TKE-53A Relay highly versatile within a single platform.
Q3: How does the lightweight (<3g) benefit my aerospace application?
A3: Weight reduction is paramount in aerospace. Every gram saved contributes to increased payload capacity or extended flight range. Our relay delivers full military-grade robustness without the weight penalty, ideal for drones and satellites.
Q4: What quality documentation is provided with the product?
A4: Standard shipments include Certificate of Compliance (CoC) with key electrical parameters. For qualified defense projects, we can provide test data reports (TDR) and material certifications upon request.
Q5: Is this relay suitable for new high-reliability commercial aerospace programs?
A5: Absolutely. While designed to military standards, its performance and reliability make it an excellent, cost-effective choice for demanding commercial Aviation Engine and avionics systems requiring long service intervals and certification to stringent aerospace standards.
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