Military Aviation DC Metal Relay JZX-16M

Product Overview

The JZX-16M is a high-performance Military Metal Sealing Relay specifically engineered as a direct replacement for Russian P3H33 series relays in aviation and military applications. This advanced Aviation DC Relay features a versatile 4DPDT contact configuration and robust 4KPa environmental sealing, making it ideal for complex control systems requiring multiple circuit switching. As a premium Military Electromagnetic Relay, it delivers reliable 10A switching at 28VDC with military-grade durability. Manufactured by YM with 18+ years of specialized expertise, this component provides enhanced performance and availability for systems originally designed with Russian Aerospace Components.

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Technical Specifications

• Contact Configuration: 4DPDT (4 Form D - Four Pole Double Throw)
• Rated Coil Voltage: 28VDC Standard
• Contact Rating: 10A @ 28VDC Resistive Load
• Coil Power Consumption: 0.3-0.43W
• Low Level Contact Capacity: (10-50)μA, (10-50)mV, 1×10⁶ operations
• Contact Resistance: Initial ≤50mΩ; After life test ≤200mΩ
• Operate/Release Time: ≤4ms each (≤3ms typical)
• Dielectric Strength: 500Vr.m.s. @ normal pressure; 250Vr.m.s. @ low pressure
• Insulation Resistance: >500MΩ normal; >50MΩ post high-level life test
• Weight: <3g
• Sealing Performance: 4KPa pressure rating; Leakage rate ≤10⁻³ Pa·cm³/s
• Operating Temperature: -65°C to +125°C
• Direct Replacement For: Russian P3H33 series relays and compatible P3H variants

Key Features & Advantages

1. 4DPDT Versatility: Four independent double-throw contacts enable complex circuit control in compact form factor.
2. Direct Russian Compatibility: Pin-for-pin replacement for P3H33 series with identical electrical and mechanical characteristics.
3. High-Current Capability: 10A contact rating supports power distribution and motor control applications.
4. Enhanced Environmental Sealing: 4KPa pressure rating ensures reliable high-altitude operation.
5. Military-Grade Construction: SUS304/316 stainless steel enclosure withstands extreme environmental conditions.
6. Optimized PCB Board Relay Design: Engineered for excellent thermal management in high-current, multi-circuit applications.
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Application Scenarios

This versatile Military Metal Relay is designed for complex aerospace and defense systems:

• Russian-Designed Aircraft: MiG, Sukhoi, and other aircraft originally equipped with P3H series relays
• Avionics Control Systems: Multi-function displays, navigation systems, and communication equipment requiring multiple circuit control
• Aircraft Power Distribution: Complex bus switching, load management, and backup system controls
• Military Vehicle Electronics: Weapon system interfaces, sensor switching, and multi-channel communication controls
• Industrial Automation: Complex machinery controls where standard Industrial Power Relay configurations are insufficient
• Legacy System Maintenance: Direct replacement in aging Russian-designed systems without modification

Installation & Integration Steps

1. System Verification: Confirm existing system uses Russian P3H33 series 4DPDT configuration.
2. Circuit Documentation: Map existing contact assignments to ensure proper JZX-16M installation.
3. PCB Compatibility Check: Verify footprint matches P3H33 PCB layout and pin assignments.
4. Component Removal: Carefully desolder existing P3H33 relay using temperature-controlled equipment.
5. Surface Preparation: Clean PCB pads thoroughly and ensure adequate trace capacity for 10A current.
6. Precision Placement: Align JZX-16M with correct pin orientation matching original component.
7. Multi-Point Soldering: Use lead-free solder with attention to all 4DPDT contact connections.
8. Comprehensive Testing: Test all 4 poles independently to verify proper switching functionality.

Procurement Value Proposition

• Supply Chain Diversification: Reliable alternative to Russian-sourced components with consistent availability.
• Reduced System Downtime: Direct replacement capability eliminates lengthy modification processes.
• Enhanced Documentation: Complete technical documentation in English and international standards.
• Quality Consistency: SGS-audited manufacturing ensures batch-to-batch reliability.
• Technical Support: Access to engineering expertise for integration with Russian-designed systems.

Certifications & Compliance

• CE and UL certified components and materials
• Compliant with MIL-PRF-6106 military relay specifications
• SGS-audited manufacturing processes and quality systems
• RoHS compliant materials and production methods
• ISO 9001:2015 certified quality management system
• Electrical compatibility verified with Russian GOST standards

Customization Options

While optimized as a direct P3H33 replacement, YM offers comprehensive customization:

• Alternative coil voltages (12V, 24V, 48VDC) compatible with Russian system standards
• Modified contact configurations for specific P3H series variants
• Enhanced sealing for specific altitude/pressure requirements
• Special testing and screening for extreme environmental conditions
• Custom pin configurations for legacy system adaptations
• Bilingual documentation (English/Russian) for international users

Our manufacturing expertise spans Automotive Relay, New Energy Relay, and PCB Signal Relay technologies, with extensive experience serving international defense and aerospace markets.

Quality Assurance Process

Every JZX-16M undergoes rigorous 7-stage quality verification:

1. Incoming material certification with full traceability documentation
2. Precision machining of 4DPDT contact assemblies with SPC monitoring
3. Individual testing of all 4 contact poles for proper operation
4. Hermetic sealing with 100% leak rate testing and verification
5. High-current load testing across specified temperature range
6. Dielectric strength testing between all contact combinations
7. Final inspection with P3H33 compatibility verification and lot coding

Frequently Asked Questions