Gecko-SL: Compact & Secure Connections for Harsh Environments

Product in Action: Multi-purpose Reflex Weapon Sight

Next-generation UAVs and defence systems rely on connectors that can handle extreme vibration, harsh environments, and tight installation spaces.
Harwin’s Gecko-SL delivers secure screw-lok mating in an ultra-compact design — saving up to 45% footprint and 75% weight compared to Micro-D. Proven in mission-critical aerospace, robotics, and satellite applications, it ensures your system stays connected when it matters most.

Key Features

✅ Dual-row, 1.25mm pitch connectors
✅ Screw-lok (SL) mechanism for secure mating
✅ Up to 45% smaller footprint than Micro-D
✅ Up to 75% lighter weight than Micro-D
✅ 10G vibration rating for harsh environments
✅ 1000 mating cycles durability
✅ -65°C to +150°C operating temperature

 

Applications & Market:

⚙️ Flight control systems
🔭 Portable military equipment
🛰️ Satellite & avionics systems
🤖 Robotics & industrial automation
🚁 UAV technology
✈️ Aerospace & Defence

 

Proven in Multi-Purpose Reflex Weapon Sights

Harwin’s Gecko-SL connectors are trusted in multi-purpose reflex weapon sights, where secure locking, compact size, and vibration resistance are essential for maintaining targeting accuracy and system reliability.

Benefits Include:
🔹 Ultra-compact footprint with up to 45% space saving over Micro-D
🔹 Lightweight design — up to 75% weight reduction
🔹 Screw-lok mechanism for secure mating in high-vibration conditions
🔹 High durability with 1000 mating cycles
🔹 Wide operating temperature range (-65°C to +150°C)

Whether in advanced weapon optics, UAV controls, or space-constrained defense electronics, Gecko-SL connectors deliver consistent, high-reliability performance in mission-critical environments.

Product Range

• Male & female connectors, dual-row

• 6 to 50 contact variations

• Through-hole & surface-mount styles

• Vertical & horizontal orientations

• Signal-only configurations

 

Summary

Gecko-SL connectors combine ultra-compact size, light weight, and secure locking to meet the toughest industry demands. With proven reliability in aerospace, defense, and industrial sectors, they are the ideal choice for projects where space, weight, and performance are critical.

 

Introducing Harwin’s USB Solutions from the MMi Range

Designed for embedded systems, Harwin’s latest USB-C connectors provide reliable, compact solutions tailored for space-constrained applications. These board-mount connectors support USB Type C, Mini USB, and Micro USB formats — offering flexibility and performance for a wide range of IoT and communication devices.

 

What’s New?

Compact USB-C connectors tailored for embedded applications
Available in Type C, Mini USB, and Micro USB formats
Designed for space-saving and robust performance
Supports USB 2.0, 3.0, and 3.1 Gen 1 standards

 

Key Features

Compact profiles – ideal for space-limited designs
Supports USB 2.0, 3.0 & 3.1 Gen 1 standards
High-speed data transfer up to 10Gbps (USB-C)
Surface-mount and through-hole mounting styles
Robust construction for long operational life
Compatible with USB Type-C, Mini, and Micro formats

 

Where It Excels

These USB-C connectors are designed to integrate seamlessly into a wide variety of products and systems. Their compact footprint and versatile design make them ideal for both industrial and consumer use.

Consumer Electronics – Power and data transfer for compact devices
IoT Devices – Embedded USB solutions for connectivity
Industrial Automation – Secure communication interfaces
Test & Measurement Equipment – Reliable USB data ports

 

Product Range

• USB Type C, Mini USB, and Micro USB
• Board-mount style connectors
• SMT and through-hole options
• Right-angle orientation
• USB 2.0, 3.0, and 3.1 Gen 1 supported
  
  

Summary

The second product in Harwin’s MMi range, these USB-C connectors bring compact, high-performance solutions to embedded systems across multiple industries.
With flexible mounting options and support for modern USB standards, they are engineered to meet the needs of today’s connected devices.

Interested?
Fill out our Interest Form and our team will be in touch!

High-Reliability Power with Harwin’s M300 Series

Product in Action: FADEC Unit for Light Aircraft

Modern aircraft upgrades demand compact, high-performance interconnects — especially in FADEC (Full Authority Digital Engine Control) systems, where space is tight and reliability is non-negotiable.
Harwin’s M300 Connectors deliver secure power connections with rugged features that thrive in vibration-heavy aviation environments. Designed for tight spaces, they provide confidence in engine control applications where performance is critical.

Key Features

✔️ 3.00mm pitch high-reliability power connector system
✔️ Up to 10A current rating (using 18AWG wire)
✔️ Floating jackscrew mating for secure locking
✔️ Potting wall design for strain relief and sealing
✔️ Temperature range: –65°C to +175°C
✔️ Shock: 100g / Vibration: 10g / Durability: 1,000 cycles

Applications & Market:

🛩️ Light Aircraft Engine Control

🧰 Compact Avionics Modules

🪖 UAV & Military Drones

🔋 Cable-to-Board Power Systems

Proven in FADEC Control Systems

Used in replacement light aircraft engine systems, M300 connectors handle board-to-board and cable-to-board power transfer with:
🔹 Secure mating in tight spaces
🔹 Vibration and shock resistance
🔹 Compact profile for streamlined enclosures
🔹 Reliable performance in critical avionics

 

Connector Type Used

This application features Harwin’s M300 series, built for compact power connectivity in harsh environments. Available options include:
✔️ Vertical PCB-mounted male & female connectors
✔️ Crimp housings with jackscrew locking
✔️ Off-the-shelf cable assemblies (18–22AWG compatible)
✔️ Potting-ready housings for backpotting support

Summary

Harwin’s M300 connectors are built to power space-limited, high-reliability control systems like FADEC. With strong resistance to extreme temperatures, vibration, and shock, M300 delivers consistent power connections for next-gen aviation upgrades.

 

Introducing Harwin’s New Antenna Series – Compact. Certified. Connected.

 

Harwin is expanding its connectivity solutions with the launch of the new MMi range, starting with a compact Antenna Series tailored for embedded wireless integration. Designed for internal mounting and seamless drop-in RF connection, these antennas simplify product design without compromising signal performance.

Available in 2.4GHz, 5.8GHz, and dual-band variants, they’re ideal for IoT, automation, and connected devices that demand space efficiency and compliance.

 

What’s New?

The Antenna Series marks the debut of Harwin’s MMi range, introducing a fresh line of embedded connectivity solutions designed for modern RF systems.

Key Features

Internal PCB antenna for space-limited assemblies
IPEX/U.FL connector with 100mm cable (1.13mm Ø)
Peel-and-stick mounting for simple installation
Frequency options: 2.4GHz / 5.8GHz / Dual Band
CE and FCC certified
Low profile, RoHS compliant
Customisable options available upon request
Weatherproof designs for rugged environments

 

Where It Excels

Harwin’s Antennas offer easy internal wireless integration across a range of compact, low-power systems.

IoT Devices & Smart Modules
Automotive Electronics
Home & Industrial Automation
Embedded Systems
Asset Tracking & Monitoring

 

Product Range

• Internal PCB antennas (no external mounting)

• Available in 2.4GHz, 5.8GHz, and dual-band options

• IPEX (U.FL) connector with 100mm coaxial cable

• Adhesive-backed for peel-and-stick mounting

• CE & FCC certified for RF compliance

• Compact size for embedded system integration
  
  

Summary

Part of Harwin’s newly introduced MMi range, this antenna series delivers compact, reliable wireless connectivity. From prototype to production, these drop-in antennas are the smart choice for engineers designing the next wave of embedded RF systems.

Interested?
Fill out our Interest Form and our team will be in touch!

Trusted Connections Below the Surface: Datamate in Sonar Power Amplifiers

Product in Action: Sonar Power Amplifiers

Sub-sea and onboard defense systems demand interconnect solutions that can withstand vibration, high shock, and extreme environmental conditions. Harwin’s Datamate Mix-Tek and J-Tek connectors provide a proven, compact solution with both signal and power contact options, perfectly suited for applications such as sonar power amplifiers in ship and submarine systems.

With secure mating styles and rugged construction, Datamate delivers dependable performance in mission-critical defense environments.

 

Key Features

✅ 2.00mm pitch high-reliability connector platform
✅ Supports mixed signal and power configurations
✅ Compatible with power contacts up to 40A, signal contacts down to 28–32 AWG
✅ Vibration: 10g for 6 hrs / Shock: 100g / Durability: 500 mating cycles
✅ Secure mating via jackscrew, panel mount, or 101Lok fast-mating options
✅Operating temperature range: –55°C to +125°C

Applications & Market:

🛳️ Marine and sub-sea defense systems

🚢 Shipboard sonar and radar modules

⚙️ Military electronics and embedded systems

🔋 Power amplifier units for harsh environments

🛰️ Aerospace & autosport (field-proven across rugged industries)

 

Proven in Sonar Power Amplifier Systems

Used in marine and shipboard sonar applications, Harwin’s Datamate connectors ensure reliable signal and power delivery under the most demanding conditions, through:

🔹 Secure mating with jackscrews and optional panel mount
🔹 Mixed contact support for signal, power, or coax within one housing
🔹 Compact form factor for tight equipment bays
🔹 Resistance to extreme shock, vibration, and temperature changes

 

Product Range

The Datamate series used in this application includes:

• Mix-Tek – supporting combinations of signal, power, coax, and high-power

• J-Tek – high-reliability connectors with jackscrew mating

• Multiple mating styles: floating jackscrews, reverse fix, panel mount, 101Lok bayonet

• Available in 2–10 contact positions depending on configuration

• Gold-plated contacts, various AWG options for crimp/solder
  
  

Summary

Harwin’s Datamate Mix-Tek and J-Tek connectors offer the ruggedness, flexibility, and reliability needed in today’s sonar power systems. With proven field use in marine defense, these connectors combine space efficiency with robust performance — ensuring mission success below and above the surface.

 

Rugged Power for Panoramic Vision Systems – Harwin M300 Connectors

Product in Action: Panoramic Vision System

In military-grade vision systems, where continuous situational awareness is vital, dependable power delivery is non-negotiable. Harwin’s M300 high-reliability connectors are trusted in Panoramic Vision Systems for armoured vehicles, delivering compact, robust, and secure connectivity that withstands shock, vibration, and extreme heat.

Built to deliver up to 10A per contact in a compact 3.00mm pitch design, M300 connectors are ideal for mission-critical systems in defence and aerospace applications.

Key Features

✅ Up to 10A per contact (with 18AWG wire)
✅ Wide temperature range: –65°C to +175°C
✅ Tested to 100g shock and 10g vibration
✅ Polarized housings with keyway protection
✅ Floating jackscrews for secure mating
✅ Available as board-mounted or cable assembly
✅ RoHS compliant, low outgassing materials

Applications & Market:

🛡️ Military Vehicle Electronics – High-reliability power for onboard systems
🔍 Panoramic Vision Systems – Rugged power connection for 360° vision feeds
🎯 Defense Comms Platforms – Secure interfaces in harsh environments
🚀 Aerospace Power Modules – Compact power delivery in flight-rated systems
🛢️ Oil & Gas Field Electronics – High heat and vibration resistance on site

 

Proven in Panoramic Vision System Integration

In armoured vehicle platforms, Panoramic Vision Systems provide a 360° field of view for crew situational awareness. M300 connectors power the integrated video systems and sensor arrays through:

🔹 Secure locking with floating jackscrews
🔹 Compact footprint for space-limited control modules
🔹 Reliable operation under extreme shock and vibration
🔹 Fully tested crimp-to-cable assemblies with potting support

Available Variants

• PCB-mounted male/female (vertical, throughboard)

• Crimp housings and ready-to-use cable assemblies

• Accepts 18–22 AWG wiring

• Potting wall design for added strain relief

Summary

With compact design, high current capability, and extreme environmental durability, Harwin’s M300 connectors are engineered for the most demanding applications — including armored vehicle systems where uptime and performance are mission-critical.

 

New Right-Angled Power Connectors & EMI Shielding Now in Kona Series

Meet the latest enhancement to Harwin’s Kona range—right-angled single-in-line (SIL) power connectors, now with EMI shielding options. Built for aerospace, defense, and high-reliability industrial systems, this expansion boosts the Kona line-up by over 30%, offering greater flexibility for space-constrained designs.

What’s New?

• Right-angle 2, 3, and 4-pin SIL configurations

• Thru-board or board-to-panel mounting options

• Cable-mount female and board-mount male connectors

• Lightweight EMI shielding backshells for enhanced EMC performance

These new components support tight-space applications and simplify cable routing in embedded systems and rugged modules.

Key Features

✅ 60A per contact – high current capability
✅ 8.5mm pitch – compact and space-saving
✅ Operating temperature: -65°C to +150°C
✅ Polarized mating with recessed, shrouded contacts
✅ Screw-lock fixings for secure connections
✅ Beryllium copper contacts with gold plating
✅ Optional EMI shielding with lightweight aluminium backshells
✅ RoHS compliant
✅ Resistant to shock, vibration, and harsh environments

Ideal For:

• UAVs, UGVs & avionics platforms

• Military ground and airborne systems

• Compact control modules in harsh environments

• High-reliability power interconnects in robotics

Product Range

• 2–4 contact right-angle SIL connectors
• Male board-mount & female cable-mount options
• Standard & reverse-fix jackscrew styles
• EMI shielding backshells
• Cable-to-board, panel & cable support
• Solder/crimp contacts + eval kits

Summary

Harwin’s Kona Right Angle Power Connectors deliver high-current performance in compact form. Designed for rugged environments like aerospace and defense, these connectors provide engineers with space-saving flexibility, secure mating, and reliable EMI protection for demanding power applications.

 

Mechanical Ventilator System Powered by Harwin Datamate Connectors

Product in Action: Mechanical Ventilator System

Mechanical ventilator systems require compact, durable, and high-performance connectors to ensure reliable operation under demanding conditions. Harwin’s Datamate Connectors deliver secure and consistent signal transmission, with proven resilience against vibration, shock, and temperature extremes.

Trusted in critical care applications, the Datamate series offers mechanical stability and long-term reliability — making it an ideal solution for medical and high-reliability environments.

Key Features

✔️ 2.00mm pitch high-reliability connector system
✔️ Gold-plated 4-finger Beryllium Copper contacts for excellent signal integrity
✔️ Resistant to shock, vibration, and environmental stress
✔️ Secure mating with jackscrew and latch options
✔️ Operating temperature range from –55°C to +125°C
✔️ Complies with BS 9525-F0033 and CECC 75101-008 standards

Applications & Market:

🚀 Aerospace systems and UAVs
🏎️ Autosport and high-performance electronics
🤖 Robotics and industrial automation
⚙️ Military and defense-grade systems
🩺 Medical equipment, including ventilators and imaging systems
🛢️ Oil & gas field instrumentation

 

Proven in Mechanical Ventilator System

Datamate connectors have been proven effective in ventilator designs requiring:

• Robust PCB connections for transport & handling

• Zero signal interruption

• Fast manufacturing turnaround for emergency deployments (e.g., during COVID-19)

 

Product Range

Harwin’s Datamate series offers a wide selection of high-reliability connectors designed for use in harsh environments. While the ventilator application uses a signal-only connector, the full Datamate family also includes:

• J-Tek – with jackscrew locking for secure mating

• L-Tek – compact single- and double-row latching connectors

• Various mounting options – board-to-board, cable-to-board, and cable-to-cable

• Configurations for signal, and other variants available for power or coax (depending on design needs.)

💡 Note: The connector shown in this application uses a signal-only Datamate configuration.

Summary

Harwin’s Datamate connectors combine compact size, mechanical strength, and consistent signal performance.
Proven in ventilator systems and trusted across multiple industries, they provide reliable interconnect solutions where failure is not an option.

Compact Connectivity for Robotic Arms – Harwin Fine Pitch Connectors

Product in Action: Robotic Arm

Industrial automation and collaborative robotic systems are getting smaller and smarter. Harwin’s Fine Pitch Connectors deliver space-saving, polarized, and reliable solutions for board-to-board and cable-to-board connections — perfect for robotic arms where size, accuracy, and vibration resistance are critical.

With options down to 1.00mm and 1.25mm pitch, these connectors allow designers to maximize PCB space while maintaining mechanical integrity and signal reliability.

Key Features

✅ Ultra-fine 1.00mm and 1.25mm pitch options
✅ Board-to-board and cable-to-board configurations
✅ Polarized housings for mis-mate prevention
✅ Shrouded pins for added protection and guided mating
✅ SMT and Throughboard mounting options
✅ Supplied in Tape & Reel with pick & place caps for automated assembly
✅ Temperature range up to +125°C, current rating up to 1A per contact

Applications & Market:

Harwin’s Fine Pitch Connectors are ideal for designs where space is limited but performance can’t be compromised. Common applications include:

🤖 Robotic Arms & Automation Platforms – Compact and secure signal connectivity
📟 Industrial Control Modules – Densely packed PCBs with fine signal lines
💻 Embedded Computing – Space-efficient connections on compact boards
📡 Communications Equipment – Reliable pin-header and socket designs
📱 Consumer Electronics – High pin-count connectors in tight enclosures.

Proven in Robotic Arm Systems

Used in collaborative robotic arms for industrial platforms, Harwin’s Fine Pitch Connectors ensure:

🔹 Secure polarization and shrouded housing for precise mating
🔹 Fine pitch design saves space on crowded PCBs
🔹 Reliable performance in low-current signal transfer
🔹 Easy assembly with built-in latching and alignment features

Product Range

• M30: 1.25mm pitch cable-to-board connectors (vertical SMT or PC tail options)

• M40: 1.00mm pitch options in traditional headers, shrouded styles, or SMT board-to-board

• Available with pre-cabled contacts (M30-9) and crimp tooling support

Summary

Harwin’s Fine Pitch Connectors bring design flexibility to space-constrained applications. With proven reliability in robotic arm systems and other dense electronic assemblies, these connectors are the smart choice for engineers looking to maximise performance while minimising space.