Military Aviation Metal Latching DC Relay JMC-4Z5BM

Military Metal Latching Relay JMC-4Z5BM | 4DPDT 16-Pin | Direct LEACH M222 Replacement

Product Overview

The JMC-4Z5BM is an advanced Sealed magnetic Latching Relay engineered specifically as a direct replacement for the LEACH M222 series. Featuring a sophisticated 4DPDT configuration with 16 pins and rated for 2.5KPa low-pressure operation, this smart Aviation Latching Relay maintains its state without continuous power, making it ideal for energy-efficient and fail-safe military and aviation systems.

Technical Specifications

• Model: JMC-4Z5BM (4DPDT Latching)
• Configuration: 16-Pin, 4 Form C (4DPDT)
• Contact Rating: 1A @ 28VDC
• Coil Voltage: 27VDC Standard
• Latching Type: Magnetic, Bistable
• Pressure Rating: 2.5KPa Operational
• Electrical Life: ≥100,000 operations
• Switching Time: ≤4ms
• Weight: <3g

Key Features & Advantages

• Exact LEACH M222 Replacement: Form, fit, and function compatibility ensures seamless system upgrades without redesign.
• Energy-Efficient Latching Design: Maintains switch position without power, reducing system energy consumption and heat generation compared to standard Military Electromagnetic Relays.
• High-Density 4DPDT Switching: 16-pin configuration provides four independent double-throw circuits in one compact package, ideal for complex PCB Board Relay applications.
• 2.5KPa Environmental Sealing: Metal hermetic seal ensures reliable performance in low-pressure/high-altitude conditions beyond standard PCB Signal Relay capabilities.
• Fail-Safe Operation: Maintains last state during power loss, critical for aviation safety systems.
• Metal Sealed Military Relay JMC-4Z5BM
• Military Metal Latching Relay JMC-4Z5BM
• Military Metal Latching Relay replace of   LEACH M222 Series
• Aviation Latching Relay with time rating  JMC-4Z5BM 2.5Kpa
• Smart Military Latching Relay 4DPDT JMC-4Z5BM with 16PINS for  aviation use
• Metal Relay Designed for Aviation and Military Applications
• Aviation Relay with Military Grade Metal Design
• Military Aviation Relay for Drone,Aircraft Engine PCB Board 
• High quality Aviation Relay for Engine,Train,Plane maintain

Integration Process

1. Confirm your system uses LEACH M222 series latching relays.
2. Document the existing wiring configuration for the 16-pin interface.
3. Power down the equipment completely before replacement.
4. Carefully remove the old M222 relay and install the JMC-4Z5BM with precise pin alignment.
5. Reconnect wiring according to documentation and conduct functional testing.

Application Scenarios

This intelligent latching relay delivers significant value in: Aircraft cockpit switching systems, UAV mission control circuits, Military communication equipment power routing, Satellite subsystem control, and any application requiring state retention during power interruptions. Its multi-circuit design consolidates components, simplifying layouts compared to using multiple DPDT 8Pin 27V Relay units.

Quality & Certifications

Manufactured in our ISO 9001 certified facility with processes designed to meet military and aerospace reliability standards. Each JMC-4Z5BM undergoes comprehensive electrical testing, including latching function verification and environmental seal validation.

Customization Options

We offer extensive OEM/ODM capabilities. Custom coil voltages, specific timing characteristics, or modified pin configurations can be developed for volume requirements, similar to services provided for our Polarized Relay JH-2S and other specialized components.

FAQ

Q: How does a latching relay differ from a standard relay?
A: A latching relay maintains its last switched position without continuous coil power, while a standard relay returns to its default position when power is removed. This makes it ideal for memory functions and energy savings.

Q: Is the 2.5KPa rating sufficient for commercial aviation?
A: Yes, 2.5KPa corresponds to reliable operation at typical cruising altitudes, making it suitable for most Aviation Applications.

Q: Can this relay replace non-latching relays in existing systems?
A: No, latching and non-latching relays have fundamentally different operating principles and control circuits. It is specifically designed to replace LEACH M222 latching relays.

Q: Are samples available for functional testing?
A: Yes, qualified B2B clients can request samples to verify compatibility and performance in their specific application.