Gecko SL: Compact, High-Reliability Connectors

Product in Action: Optronic Mast System

Harwin’s Gecko-SL (G125 series) connectors are designed for applications where size, weight, and durability are critical. With a 1.25mm pitch, these high-reliability connectors offer a secure, space-saving interconnect solution for cable-to-board, cable-to-cable, and board-to-board applications. The Screw-Lok (SL) fixing system enhances robustness and stability, making Gecko-SL ideal for demanding environments.

Features

• Compact & Lightweight: Up to 45% footprint reduction and 75% weight savings over Micro-D connectors.
• High-Reliability Contacts: Patented Beryllium Copper contacts provide superior durability and conductivity.
• Screw-Lok System: Secure and easy-to-use fixing mechanism for enhanced mechanical stability.
• EMI/RFI Shielding: Optional metal backshells for superior electromagnetic protection.
• Extreme Durability: Withstands high vibration (20g), shock (100g), and temperatures from -65°C to +150°C.

Applications & Market

Gecko-SL is trusted across industries requiring rugged and lightweight connectors:

✅ Defense & Marine Systems – Proven in submarine mast technology and other mission-critical defense applications.
✅ Aerospace & UAVs – Reliable performance in extreme environments.
✅ CubeSats & Space Technology – Compact footprint for optimized PCB space.
✅ Autosport & Robotics – Vibration-resistant, ensuring stable connectivity.
✅ Oil & Gas – Harsh environment tolerance with superior electrical integrity.

Proven in the Optronic Mast System

Gecko-SL connectors play a crucial role in next-generation submarine technology, as seen in the Optronic Mast System. The system integrates a multi-spectral camera into a submarine mast, providing enhanced 4K visible and infrared imaging for all-weather, all-light conditions. The challenge was to increase the number of connections within the same confined mast space while ensuring high reliability in extreme underwater environments.

The Gecko-SL solution delivered:
🔹 Compact design, allowing for more connections without increasing space.
🔹 Superior durability, withstanding high-vibration and harsh marine conditions.
🔹 Secure locking mechanism, ensuring stable connectivity even in dynamic submarine operations.

Summary

Gecko-SL connectors are engineered for extreme environments, offering compact, high-performance, and long-term reliability in applications like submarine systems, aerospace, and defense technology. Their success in the Optronic Mast System highlights their mission-critical capabilities, making them the preferred choice for engineers and designers worldwide.

Ready to explore the Gecko-SL connectors? Click the button below to view the full product range on our website.