Harwin EZi Coin Cell Battery Holders for Secure PCB Power Solutions

Harwin EZi Coin Cell Battery Holders for Secure PCB Power Solutions

High-retention coin cell battery holders engineered for reliable power connectivity in space-constrained PCBs

Harwin Coin Cell Battery Holders from the EZi Range are precision-engineered to deliver secure and reliable power connections for compact electronic assemblies. Designed to maintain consistent electrical contact, these holders support easy battery insertion and replacement while ensuring long-term performance in demanding environments. The EZi Range is ideal for PCB designs where space efficiency, reliability, and ease of assembly are critical.

Key Features

High Retention Force
Ensures secure battery contact and stable electrical performance, even in vibration-prone or portable electronic applications.

Ø12 mm & Ø20 mm Coin Cell Compatibility
Supports industry-standard coin cell sizes, offering flexibility across multiple PCB designs and power requirements.

Compact, PCB-Optimised Design
Designed for space-constrained layouts, enabling efficient PCB routing and high component density.

Easy Battery Replacement
User-friendly design allows quick battery insertion and removal, reducing maintenance time and improving serviceability.

Reliable Mechanical Construction
Robust contact and housing design ensures consistent performance and long-term reliability.

Assembly-Friendly Design
Suitable for both manual and automated PCB assembly processes, supporting efficient manufacturing workflows.

Applications & Markets

  • Internet of Things (IoT) devices
  • Robotics and automation systems
  • UAVs and drone electronics
  • Smart sensors and monitoring devices
  • Consumer and portable electronic products

Product Range

The Harwin EZi Range Coin Cell Battery Holders are available in configurations supporting Ø12 mm and Ø20 mm coin cells, providing design flexibility across multiple electronic applications. The range is suitable for various PCB layouts and power requirements, making it a versatile choice for modern electronic designs

Need More Information?

📄 Technical datasheets & CAD models available
🧪 Evaluation samples upon request
💬 Talk to our sales team for product selection support

👉 Request a Sample | Download Product Training Module | Contact Sales

Summary

Harwin Coin Cell Battery Holders from the EZi Range provide secure battery retention, reliable electrical performance, and compact design flexibility. Engineered for modern electronics, they are a dependable solution for IoT, robotics, and other space-critical applications requiring stable coin cell power connectivity.

 

Industrial Circular Power Connectors

Industrial Circular Power Connectors

Rugged, Environmentally Sealed Power Solutions

Harwin’s Industrial Circular Power Connectors are designed for reliable power transmission in harsh and demanding environments. Built to meet MIL-DTL-5015 specifications, this connector range delivers high durability, strong environmental protection, and stable electrical performance for industrial and outdoor applications.

Key Features

MIL-DTL-5015 Compliant
Designed to meet military-grade performance standards while remaining cost-effective for industrial use.

IP67 Environmental Sealing
Fully sealed against dust and water ingress. Mated connectors exceed IP67, capable of withstanding submersion up to 1.8m for 48 hours.

13A Current Rating
Supports up to 13A, with voltage ratings of 500V AC / 700V DC, making it suitable for power supply and control systems.

Flexible Contact Options
Available in 2, 3, 4, or 6 contacts, supporting 16–22 AWG wire using solder bucket termination (no crimp tools required).

High Durability
Rated for 500 mating cycles without performance degradation. Robust aluminium shells ensure long-term reliability.

Connector Body Styles

  • Straight Plug – Rotating coupling nut, includes rubber bushing as standard

  • Cable Connector – Designed for secure cable termination

  • Panel Mount Receptacle – Enables reliable cable-to-panel connections with gasket sealing

All body styles are available with pin (male) or socket (female) contacts for maximum design flexibility and safer power-side configurations.

Accessories Available

  • Rubber Bushings – Provide bend protection and rear sealing

  • Protective Dust Caps – Maintain IP67 rating when connectors are not in use

Typical Applications

These connectors are ideal for applications requiring robust and dependable power connections, including:

  • Industrial Machinery

  • Robotic Control Systems

  • Outdoor Signalling Equipment

  • Wireless Base Stations

  • Construction & Heavy Vehicles

  • COTS Defence Applications

 

Need More Information?

📄 Technical datasheets & CAD models available
🧪 Evaluation samples upon request
💬 Talk to our sales team for product selection support

👉 Request a Sample | Download Datasheet | Contact Sales

Summary

Harwin Industrial Circular Power Connectors are rugged, environmentally sealed power connectors designed for reliable performance in harsh industrial environments. Compliant with MIL-DTL-5015 and exceeding IP67 sealing, this range supports up to 13A current and 500V AC / 700V DC, making it ideal for industrial machinery, outdoor equipment, and power distribution applications where durability and reliability are critical.

 

Understanding Gecko Connectors: Compact, Lightweight & Built for Reliability

Understanding Gecko Connectors: Compact, Lightweight & Built for Reliability

Harwin’s Gecko range is engineered for applications that demand high performance in the smallest possible footprint. With a 1.25mm pitch, Gecko connectors deliver exceptional space and weight savings — making ideal for robotics, UAVs, industrial automation, and any system where every gram and millimeter matters.

Why Gecko Connectors Excel in Harsh Environments?

1. Compact & Lightweight Design

Gecko connectors offer up to 45% space and 75% weight reduction compared to similar-performance connectors. This enables more efficient layouts in dense electronic assemblies.

2. High-Reliability Performance

Designed for harsh environments, Gecko withstands:

  • Shock up to 100g

  • Vibration up to 20g

  • Operating temperatures from -65°C to +150°C
    This ensures stable performance in motion-heavy and mission-critical applications.

3. Secure Locking Mechanisms

Available in latching and screw-lock versions, Gecko connectors maintain strong retention — reducing the risk of disconnection in high-vibration environments such as drones and robotic arms.

4. Power & Signal Flexibility

Choose from standard Gecko (up to 2A per contact) or Gecko-MT mixed-technology versions that deliver 2A signal + 10A power in one compact connector.
This simplifies cabling and improves system efficiency.

5. Long-Life Durability

Tested for 1,000 mating cycles, Gecko supports repeated use with consistent mechanical and electrical performance.

Where Gecko is Commonly Used

🤖 Robotics & automation

🛩️ UAVs and aerospace platforms

🛡️ Defense systems

⚙️ Industrial motion control

📦 Compact embedded electronics

 

Gecko Product Range

1. G125 Series

  • 1.25mm pitch
  • Signal contacts (up to 2A)

  • Board-to-cable, board-to-board, cable-to-cable

  • Options: friction latch, locking, vertical, horizontal

2. G125-MT Series (Gecko-MT – Mixed Technology)

  • Combines signal + power contacts

  • Signal: 2A · Power: up to 10A

  • Suitable for compact systems requiring both power delivery and data transmission.

3. Gecko-SL (Secure Locking)

  • Screw-lock hardware

  • For extreme vibration or military/defense platforms.

4. Gecko Screw-Lok Cable Assemblies

  • Pre-crimped cable assemblies

  • Available off-the-shelf for quick prototyping.

 

Need help choosing the right Gecko connector?

Request a sample

 

Summary

Gecko connector provides compact and lightweight performance in robotics applications, UAVs, and industrially. The Gecko connector has a pitch of only 1.25mm and provides up to 45% area and 75% weight reduction along with robust shock, vibration, and high-temperature performance. Gecko connector also provides applications of the signals only, combined power signals (Gecko MT), and secure-lock flavors.

 

Selecting the Right Antenna: Embedded vs Internal for Reliable Connectivity

Embedded or Internal? Which Fits Your Design?

Compact design · Optimized performance · Application-specific solutions

Choosing the right antenna is critical to ensure reliable wireless performance in your device. Harwin Asia offers both Embedded and Internal Antennas, each suited to different applications. Understanding their differences helps engineers optimize signal quality, reduce interference, and save PCB space.

Key Features:

Embedded Antennas:

  • LDS or Ceramic Type

  • Compact form factor

  • Strong, stable RF performance

 

Internal Antennas:

  • PCB / Flexible PCB Type

  • Fits inside enclosure

  • Easy integration, reduced assembly time

 

Applications & Market

Both antenna types support wireless technologies such as GNSS, LTE, Wi-Fi, Bluetooth, ISM, and 5G.
They are commonly used across:

  • IoT & Smart Devices – sensors, modules, and compact wireless products

  • Consumer Electronics – handhelds, portable devices, wearables

  • Industrial & Automation – control units, asset tracking, monitoring systems

  • Automotive & Telematics – in-vehicle connectivity, tracking, diagnostics

 

Product Range

Harwin MMi Antenna families include:

  • Embedded Antennas – Ceramic, LDS-based compact antennas

  • Internal Antennas – PCB, FPC, and adhesive-mounted internal antennas

 

Need help choosing the right antenna?

Share Your Antenna Requirements Tell us your device size, frequency bands, and target application — we’ll recommend the best model.

Submit your requirement

 

Summary

Choosing between Embedded and Internal Antennas depends on device requirements, space constraints, and performance needs. Harwin’s antenna range ensures reliable wireless connectivity while maintaining optimal form factor and efficiency.

 

Harwin Combination Antennas

Harwin Combination Antennas: Multi-Protocol Connectivity in One Compact Design

Reliable. Versatile. Space-Saving.


Harwin’s Combination Antenna Series delivers seamless connectivity across multiple wireless standards — all in a single, compact unit. Supporting GNSS, LTE, 5G, Wi-Fi, ISM, and Bluetooth, these antennas provide stable, high-performance communication for space-constrained applications in automotive, industrial, and IoT systems.

 

Key Features

Multi-Band & Multi-Protocol Support – Covers GNSS, LTE, 5G, Wi-Fi, ISM, and Bluetooth for versatile wireless performance.
Rugged, IP-Rated Design – Built to withstand harsh outdoor and industrial environments.
Compact All-in-One Solution – Reduces hardware complexity by combining multiple antennas into one.
Flexible Mounting Options – Screw, magnetic, or adhesive mounts available for easy installation.
Wide Connector Choices – SMA, Fakra, and U.FL connectors for secure integration.
High-Gain Performance – Delivers extended range, strong signal clarity, and reliable data throughput.

 

Product Range

MMAANT-1700X Series – Combination Antenna for multi-protocol connectivity in compact devices.

 

Application & Market

  • Telecommunications & Networking – 5G, LTE, and Wi-Fi communication systems

  • Automotive & Telematics – Vehicle tracking, fleet management, in-car connectivity

  • Industrial IoT & Automation – Wireless control, monitoring, and smart factory systems

  • Public Safety & Transportation – Reliable communication for emergency and transport systems

 

Summary

Harwin’s Combination Antennas offer a robust, all-in-one connectivity solution for today’s multi-protocol environments. Designed for durability and efficiency, they ensure stable signal performance — even in demanding industrial and outdoor applications.

 

Harwin USB-C Waterproof Connector Solutions

Harwin USB-C Connectors: IPX8 Protection for Demanding Designs

Power. Data. Protection.


Harwin Asia expands its high-performance interconnect range with the introduction of the USB-C Waterproof Connector Series, engineered to deliver power, data, and reliability in one compact interface. Designed for industrial, automotive, and consumer applications, these connectors provide dependable USB-C connectivity while maintaining IPX8-rated waterproof protection, ensuring performance even in harsh or outdoor environments.

 

Key Features

IPX8 Waterproof Protection – Built to resist water ingress for secure performance in challenging conditions.
High-Speed Data Transmission – Supports USB 2.0, USB 3.2, and USB 4.0 standards with data rates up to 40 Gbps.
Power Delivery Ready – Handles up to 10 A and 30 V DC for fast charging and high-power applications.
Reversible Type-C Design – Enables easy plug-in from any orientation for user convenience.
Durable Construction – Rated for up to 10,000 mating cycles for long service life.
Flexible Mounting Options – Available in SMT, DIP, and hybrid configurations to fit various PCB layouts.

 

Product Range

MMUSBC32F-WP001 – USB-C Receptacle, IPX8 Waterproof, Board Mount
MMUSBC32F-WP002 – USB-C Receptacle, IPX8 Waterproof, Alternative Mounting

 

Application & Market

The Harwin USB-C Waterproof Series is ideal for:

  • Consumer Electronics – Laptops, tablets, portable devices, and docking systems

  • Industrial Equipment – Control systems, diagnostic tools, and automation modules

  • Automotive & EV – Onboard electronics, infotainment, and charging interfaces

  • Outdoor IoT Devices – Smart sensors and connected equipment exposed to the elements

  • Medical & Instrumentation – Portable diagnostic and monitoring devices

 

Summary

Combining rugged waterproof protection with high-speed performance, Harwin’s USB-C Waterproof Connector Series provides a robust solution for designs that demand reliability under all conditions. Whether used in industrial automation, automotive systems, or next-generation IoT devices, these connectors ensure your connection stays secure — rain or shine.

 

Embedded Antennas: Compact Performance for Reliable Wireless Connectivity

Embedded Antennas: Compact Performance for Reliable Wireless Connectivity

Compact Design. Powerful Performance


Harwin’s Embedded Antennas deliver compact, high-performance wireless solutions for applications where space is limited but connectivity is critical. Designed for integration into PCBs or enclosures, these antennas support multiple wireless standards — providing exceptional signal performance and design flexibility.

 

Key Features

✅ Compact form factor – ideal for space-limited designs
✅ Multi-band support for GNSS, LTE, GSM, Wi-Fi, Bluetooth, ISM & LoRa
✅ Variety of mounting options including LDS and ceramic bases
✅ Pre-configured designs for reduced assembly time
✅ 50Ω impedance for consistent RF performance
✅ RoHS & REACH compliant for global standards

 

Product Range

  • LDS & Ceramic Antennas – MMANT-1000X, MMANT-1600X

  • PCB & Flexible PCB Antennas – MMANT-1200X, MMANT-1500X

 

Applications & Market

Harwin’s Embedded Antennas are trusted across a variety of industries that require compact, integrated wireless connectivity:
📱 Consumer Electronics – smartphones, wearables, smart home devices
🚗 Automotive & Transportation – telematics, GPS systems, infotainment modules
🏭 Industrial IoT & Automation – wireless monitoring and smart sensors
🌆 Smart City & Infrastructure – public safety networks, asset tracking systems
💉 Medical & Healthcare – diagnostic devices and patient monitoring
Energy & Utilities – smart meters and energy management systems

 

Summary

Compact yet powerful, Harwin’s Embedded Antennas deliver optimized performance and design versatility for next-generation connected systems. Whether in IoT devices, medical equipment, or industrial applications, these antennas ensure stable signal transmission and long-term reliability within confined spaces.

 

USB Type-C Connector Solutions: High Speed Transmission

Harwin USB Type-C Connector Solutions

High-Speed Transmission · Reliable Power


Harwin’s USB Type-C High-Speed Transmission series delivers next-generation data and power connectivity in a compact, reversible design.
Supporting USB 2.0, 3.2, and 4.0 standards, it offers up to 40Gbps data transfer and 10A / 30V DC power delivery.
With multiple mounting options and 10,000 mating cycles, these connectors ensure reliable and flexible performance across applications.

 

Key Features

✅ Supports USB 2.0 / 3.2 / 4.0 – up to 40Gbps high-speed data transfer
Power Delivery Ready – up to 10A / 30V DC
Durable – rated for 10,000 mating cycles
Reversible plug-in design for easy connection
✅ Multiple mounting options: SMT, DIP, Hybrid
Operating temperature: -40°C to +85°C

 

Product Range

High-Speed Transmission Series – MMUSBC40F, MMUSBC40M
USB 3.2 Series – MMUSBC32F, MMUSBC32M

 

Applications & Market

Harwin’s USB Type-C connectors are trusted in applications that demand fast, efficient, and reliable connectivity:
💻 Consumer Electronics – laptops, tablets, docking stations
🚗 Automotive & EV – diagnostic tools, infotainment systems, charging interfaces
🏭 Industrial Equipment – control systems, automation tools
🌐 Telecommunications & Networking – routers, modems, and gateways

 

Summary

Compact and durable, Harwin’s USB Type-C connectors provide high-speed data transmission and robust power delivery for next-generation systems.
Designed for performance and reliability, they ensure long-lasting connectivity across a wide range of industries and devices.

 

Video Transmission from Satellite

Datamate J-Tek: Reliable Connections for Satellite Video Transmission

Compact, secure interconnects for demanding space applications


When it comes to satellite communications, reliability is non-negotiable. Harwin’s Datamate J-Tek connectors deliver trusted performance for video transmission systems in geostationary satellites, ensuring uninterrupted operation in one of the harshest environments possible.

Key Features

✅ Proven 2mm pitch high-reliability connector system
✅ Female guide pins & male panel-mount options for secure alignment
✅ Robust jackscrew locking to withstand vibration and shock
✅ Cable-to-cable and panel-mount configurations
✅ Lightweight and compact for space-constrained enclosures

Proven in Satellite Video Transmission

Harwin’s J-Tek connectors are successfully used in satellite TV systems from geostationary orbit.
Customer systems integrate enclosed server units within the satellite body, connected with J-Tek cable assemblies featuring female guide pins and male panel-mount configurations.
This solution ensures stable, high-quality video transmission and reliable performance throughout satellite operations.

Applications & Markets

🌍 Space & Satellite Systems – video, communication, and control systems
📡 Defense & Aerospace – mission-critical data transfer
Industrial & Robotics – high-vibration environments
🔒 Secure Electronics – where compact, high-reliability connections are needed

Summary

With a proven record in satellite video transmission, Harwin’s Datamate J-Tek connectors demonstrate the robustness and versatility needed for extreme environments. From geostationary orbit to ground-based mission-critical applications, J-Tek ensures secure, lightweight, and reliable connectivity.

 

External Antenna Solutions: Stubby & Whip Antennas

External Antenna Solutions: Stubby & Whip Antennas

Clear Signal · Better Coverage


Harwin’s MMi External Antennas are designed to deliver clear signals and dependable coverage for a wide range of wireless communication protocols. Compact and rugged, these antennas are built to integrate seamlessly into space-sensitive designs while maintaining reliable connectivity in demanding environments.

Key Features

✅ Multi-band support including Wi-Fi, LTE, 5G, GNSS & Bluetooth
✅ Compact designs with flexible mounting options
✅ SMA hinge connectors for reliable, secure connections
✅ IP66/67 rated options for dust & water resistance
✅ High-gain performance for extended signal reach

Product Range

  • Stubby Antenna – Low-profile, compact design ideal for space-saving installs, with Wi-Fi coverage (2.4 / 5 / 6 GHz) and IP66 protection.

  • Whip Antenna – LTE + Wi-Fi coverage, SMA hinge connector for flexible mounting, higher gain for stronger signal reach.

Applications & Markets

Harwin’s Stubby and Whip antennas are trusted across industries that demand reliable wireless performance:
✔️ Telecommunications & Networking – routers, gateways, access points
✔️ Automotive & Telematics – in-vehicle Wi-Fi and tracking
✔️ Industrial IoT & Automation – wireless monitoring in harsh conditions
✔️ Public Safety & Transportation – robust connectivity for mission-critical systems

Summary

From space-saving Stubby antennas to high-gain Whip antennas, Harwin’s external antenna solutions provide versatile options for reliable wireless connectivity. Designed for modern wireless standards and rugged enough for challenging environments, they deliver clear signals and better coverage where it matters most.