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 →
scroll down

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

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.

JQX-7303M -- ETP4 balanced force electromagnetic relay, rail relay

1 cubic inch balanced armature electromagnetic relay, with one control winding, four sets of changeover contacts, can switch 0.5A, 110V d.c. resistive loads, and can be used in fields such as railway locomotives to switch circuits.

SOLUTION

Application Scenarios

Industry Applications
视频标题

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.

MORE+

Industry Applications
视频标题

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.

MORE+

Industry Applications
视频标题

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.

MORE+

Industry Applications
视频标题

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.

MORE+

Industry Applications
视频标题

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.

MORE+

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

2025-05-01

Electromagnetic Relays in Control Systems: A Comprehensive Overview

Electromagnetic Relays in Control Systems: A Comprehensive Overview Table of Contents 1. Introduction to Electromagnetic Relays 2. What is an Electromagnetic Relay? 3. How Do Electromagnetic Relays Work? 4. Types of Electromagnetic Relays 4.1 General-Purpose Relays 4.2 Time Delay Relays 4.3 Latching Relays 5. Applicati

2025-04-30

Understanding DC Contactors: Essential Components for Efficient Electronic Control

DC contactors are essential electrical devices used primarily in controlling power circuits, particularly in direct current (DC) applications. These devices function as electrically operated switches, allowing for the automatic opening and closing of circuits. Their design and functionality cater specifically to DC systems, making them crucial in various industrial and commercial applications. At

2025-04-29

Reliable Performance in a Compact Package: The RES47 Miniature Electromagnetic Relay

the RES47 miniature hermetically sealed DC electromagnetic relay offers a compelling combination of performance, reliability, and compactness. Its 2A contact load capacity, dual switching contacts, wide temperature range, vibration resistance, and small size make it a versatile choice for various applications. As users continue to seek reliable and efficient components for their electronic devices, the RES47 is likely to remain a popular option.

2025-04-28

Powering Critical Applications: The TKS203DOD Three-Phase Contactor

the TKS203DOD three-phase contactor offers a compelling combination of high contact load capacity, strong overload capacity, wide temperature range, and durability. Its suitability for critical applications in the fields of weapons, ships, and military electronics makes it a valuable component for users who require reliable power control. As industries continue to demand robust and efficient solutions, the TKS203DOD is poised to remain a popular choice among users.

2025-04-27

How to Choose the Right Three Phase Contactor for Your Project

How to Choose the Right Three Phase Contactor for Your Project Table of Contents Understanding Three Phase Contactors Key Factors in Selecting a Three Phase Contactor The Role of Voltage and Current Rating Types of Three Phase Contactors Evaluating the Environmental Conditions Additional Features to Consider Installation and Wiring Tips Maintaining Three Phase Cont

2025-04-26

Understanding DC Contactors: Essential Components in Electronic Systems

DC contactors are critical components in various electronic and electrical systems, primarily designed to control a high voltage or current circuit using a low voltage signal. Unlike standard mechanical switches, DC contactors utilize electromagnetic coils to function, providing enhanced reliability and efficiency. These devices are especially suited for direct current (DC) applications, where con

2025-04-25

How Polarized Relays Enhance Circuit Performance and Reliability: A Comprehensive Guide

How Polarized Relays Enhance Circuit Performance and Reliability Table of Contents Introduction to Polarized Relays What Are Polarized Relays? Importance of Polarized Relays in Circuits How Do Polarized Relays Work? Advantages of Using Polarized Relays Applications of Polarized Relays in Various Industries Maintenance for Enhanced Reliability The Future of Polarize

2025-04-24

Understanding Radio Frequency Relays: An Essential Component in Modern Electronics

Radio frequency relays play a pivotal role in the electronics industry, particularly within the realm of electronic components and relays. These specialized relays are designed to manage the control of electrical circuits through radio frequency signals, enabling wireless operation and communication. Understanding the functionality and applications of radio frequency relays can significantly enhan