Xi'an Yueli Electronic Technology Co., Ltd.
Military industrial electronic component expert

More than 500 models and tens of thousands of specifications.

More →
Xi'an Yueli Electronic Technology Co., Ltd.
Military industrial electronic component expert

More than 500 models and tens of thousands of specifications.

More →
Xi'an Yueli Electronic Technology Co., Ltd.
Military industrial electronic component expert

More than 500 models and tens of thousands of specifications.

More →
Xi'an Yueli Electronic Technology Co., Ltd.
Military industrial electronic component expert

More than 500 models and tens of thousands of specifications.

More →
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PRODUCTS

To provide customers with various cost - effective relay products           

The main varieties are: sealed electromagnetic relays, solid state relays, photo MOS relays, time relays, radio frequency relays, contactors, electromagnets, integrated control boxes, modular control units, etc.

All
  • All
  • Product Management

RÉS8 -- RÉS8 six-group conversion sealed DC electromagnetic relay

Contact load capacity: 2A 6 sets of switching contacts Temperature range (°C): -55~85 Sinusoidal vibration: 10~500Hz 58.8m/s² Shock (m/s²): 117.6 Contact form: 6Z Contact load and life: Resistive: 2A, 27Vd.c., 1x10⁵ cycles Dimensions (mm): Φ29.5x33 Weight (g): ≤75

Monocular night vision device

Monocular night vision goggles are used for night-time operations, reading, maintenance, observing the surrounding environment, etc. 1. Can be used handheld, directly worn, or connected to a helmet; 2. Has auxiliary lighting function; 3. Allows for left and right eye interchangeable observation; 4. Has undervoltage indication and reverse battery protection function.

Handheld night vision device

Handheld night vision devices are used for nighttime operations, reading, maintenance, and observing the surrounding environment. 1. Under clear, moonless, starry sky conditions, the human recognition distance is greater than 60 meters; 2. Field of view: 27°×20°; 3. Main unit weight: 220g; 4. Magnification: 1×; 5. Operating temperature: -20℃~+40℃; 6. Protection level: IP67.

JCGTT155 Three-axis, three-light stabilized positioning and guidance pod

The JCGTT155 is a miniature three-axis, three-light inertial stabilized positioning pod that integrates a long-wave uncooled infrared camera, a high-definition visible light camera, a laser rangefinder, and a gyro-stabilized platform.

JQ-7717F DC Contactor -- PHE22-24B -27B

1. This product has two sets of make contacts and two sets of break contacts, and can also be easily reconnected as two sets of changeover contacts. It is mainly used for switching circuits in the fields of weaponry and ships. Product Parameters Temperature Range: -55~85℃ Sinusoidal Vibration: 10~500Hz 98m/s² Contact Form: 2H2D Contact Load and Life: 50A, 28Vd.c.(resistive), 5×10⁴ times Size: 70×30×51mm Weight: ≤250g

JQX-7817 -- EDT2 balanced force electromagnetic relay, rail relay

1 cubic inch balanced armature electromagnetic relay, with one control winding, two sets of normally open contacts, two sets of normally closed contacts, can switch 1A, 110Vd.c.; 3A, 72Vd.c. resistive load, used in the rail transit field switching circuit.

SOLUTION

Application Scenarios

Industry Applications
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Aerospace Industry

Relay plays an irreplaceable role in UAV, and it is one of the key components to ensure the safe, reliable and efficient operation of UAV system.

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Industry Applications
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Ordnance Industry

In the weapons industry, relays undertake the task of controlling the circuit of weapons and equipment, realizing the switching of functions such as shooting and aiming, and ensuring the accurate operation of weapons in complex environments.

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Industry Applications
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Naval Industry

For navals, relays are used in various onboard equipment circuits, such as navigation, communication and other systems, for current switching and protection to help ships navigate safely.

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Industry Applications
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Space Communications

In the communications industry, relays can switch signal lines to ensure stable data transmission, and play a key role in base stations, switches and other equipment to maintain smooth communication.

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Industry Applications
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Drone Industry

Relay plays an irreplaceable role in UAV, and it is one of the key components to ensure the safe, reliable and efficient operation of UAV system.

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ABOUT US

Xi'an Yueli Electronic Technology Co., Ltd.

Professionally research and develop various types of relays, with more than 500 models and tens of thousands of specifications.

The main varieties are: sealed electromagnetic relays, solid-state relays, optical MOS relays, time relays, radio frequency relays, contactors, electromagnets, integrated control boxes, modular control units, etc., which are widely used in aerospace, aviation, weapons, ships, communications, Nuclear industry, rail transit, new energy vehicles, electric power and other fields.

Military contactors and relays developed and produced by the company are fully compatible with and replace similar products made in Russia in situ, and have greater improvement and iteration in material selection and process upgrading!

At present, the company's products have received great attention and demand at home and abroad, and are scarce.

See more →
500 +

All kinds of relay more than 500 models, tens of thousands of specifications.

60 +

More than 60 years of industry experience.

30 +

The company's products are exported to more than 30 countries and regions.

ABOUT US

Xi'an Yuli Electronic Technology Co., Ltd.

Professional research and development of various types of relay more than 500 models, tens of thousands of specifications.

The main varieties are: sealed electromagnetic relays, solid-state relays, optical MOS relays, time relays, radio frequency relays, contactors, electromagnets, integrated control boxes, modular control units, etc., which are widely used in aerospace, aviation, weapons, ships, communications, Nuclear industry, rail transit, new energy vehicles, electric power and other fields.

All kinds of military contactors and relays developed and produced by the company are fully compatible with and replace similar products made in Russia in situ, and have greater improvement and iteration in material selection and process upgrading! At present, the company's products have received great attention and demand at home and abroad, with scarcity and uniqueness.

See more →
500 +

All kinds of relay more than 500 models, tens of thousands of specifications.

60 +

More than 60 years of industry experience

30 +

The company's products are exported to more than 30 countries and regions

OUR ADVANTAGES

Our Advantage


STRICT MILITARY INDUSTRIAL CERTIFICATION

Through strict military certification, we build a rich product lineup to provide solid support for numerous critical application scenarios.

RICH PRODUCT RANGE

A rich product range to meet the functional needs of industry clients for relays.

STRICT SELECTION CRITERIA

Strict product selection standards ensure control over every quality specification and performance parameter, resulting in a stable product qualification rate.

PROFESSIONAL PRODUCTION EQUIPMENT

Professional production equipment enables product flexibility, refinement, high efficiency, and military-grade quality.

GLOBAL SALES TERMINALS

Global sales terminals are densely packed with high-quality products from all directions, winning praise with superior quality.

NEWS

Journalism and Media

2025-06-15

Understanding Sealed Relays: Essential Insights for Electronic Components

Sealed relays are specialized electromechanical switches that play a critical role in various electronic applications. These components are distinguished by their hermetically sealed enclosures, which protect the internal mechanisms from environmental factors such as dust, moisture, and corrosive substances. Understanding the functionality and advantages of sealed relays can greatly benefit engine

2025-06-14

The Role of Miniature Relays in Automation and Control Systems: Enhancing Efficiency and Reliability

The Role of Miniature Relays in Automation and Control Systems Understanding Miniature Relays Miniature relays are compact electromagnetic switches that play a vital role in automation and control systems. They are designed to control various electrical loads, enabling the automation of processes in diverse industries. Due to their small size, these relays can easily fit into tight spaces within e

2025-06-13

Understanding High Power Relays: Essential Components for Robust Electronic Systems

High power relays are specialized switches that enable the operation of high voltage and high current circuits. These components play a vital role in various applications, including automotive systems, industrial machinery, and power distribution networks. By utilizing electromagnetic principles, high power relays can effectively control larger electrical loads, making them indispensable in modern

2025-06-12

Best Practices for Wiring Electromagnetic Relays Safely: A Comprehensive Guide

Best Practices for Wiring Electromagnetic Relays Safely Table of Contents 1. Introduction to Electromagnetic Relays 2. Understanding Electromagnetic Relays 3. Safety First: Why Wiring Practices Matter 4. Essential Tools for Wiring Electromagnetic Relays 5. Step-by-Step Wiring Techniques 6. Common Mistakes to Avoid When Wiring Relays 7. Troubleshooting Wiring Issues

2025-06-11

Understanding DC Contactors: The Key to Efficient Electrical Control

DC contactors are vital components in the realm of electrical control systems, particularly when it comes to managing the flow of direct current (DC) in various applications. These electromechanical devices act as switches, enabling or disabling power to a load while handling high voltage and current levels. Their design and functionality make them crucial in various sectors, including automotive,

2025-06-10

Exploring the Mechanism Behind High Power Contactors: A Comprehensive Guide

Exploring the Mechanism Behind High Power Contactors Table of Contents 1. Introduction to High Power Contactors 2. What Are Contactors and Their Role in Electrical Systems? 3. Understanding High Power Contactors 4. Mechanism of High Power Contactors 5. Types of High Power Contactors 6. Applications of High Power Contactors 7. Benefits of Using High Power Contactors

2025-06-09

Understanding Electromagnetic Contactors: Essential Components for Modern Electrical Systems

Electromagnetic contactors are vital components in the field of electrical engineering, particularly in controlling high-voltage circuits. These devices act as electrically controlled switches, allowing for the safe and efficient operation of motors, lighting, and other electrical loads. Understanding how electromagnetic contactors work and their applications can significantly enhance your experti

2025-06-08

Troubleshooting Common Issues with Three Phase Contactors: A Comprehensive Guide

Troubleshooting Common Issues with Three Phase Contactors Table of Contents 1. Introduction to Three Phase Contactors 2. Understanding Contactors and Their Role in Electrical Systems 3. Common Issues with Three Phase Contactors 4. Step-by-Step Troubleshooting Techniques 5. Preventive Maintenance for Longevity 6. When to Call a Professional for Assistance