Reliable Spring Contact Solutions for Smart Streetlights with WiFi

Product in Action: Streetlight with Public WiFi

Public streetlights have turned into smart infrastructure, which frequently includes communication nodes, environmental sensors, and public WiFi. Harwin’s Multi-directional Spring Contacts, which provide dependable, low-profile electrical connectivity, serve as the core of these small, modular designs.

This spring connectors, which are made for quick board-to-board or board-to-chassis integration, simplify and reduce production costs without sacrificing functionality.

Key Features

✅ Works in vertical & horizontal orientations – Perfect for edge or housing contacts
✅ Tallest contact heights available – Up to 9.5mm working height
✅ Ultra-reliable spring force – Maintains connection over 10,000 mating cycles
✅ SMD design with Tape & Reel – Ideal for automated pick-and-place assembly
✅ Reduces component count – Simplifies compared to pogo pins or screw terminals
✅ RoHS compliant, low-profile, and easy to integrate

Applications & Market:

🟣 Smart Streetlights
🟣 Outdoor Telecom Devices
🟣 LED lighting modules
🟣 IoT-enabled smart city infrastructure
🟣 Modular control systems with compact enclosures

Proven in Smart Streetlight WiFi Modules

Modern public lighting systems now serve multiple roles beyond illumination. By integrating public WiFi and sensor technologies, smart streetlights require compact and reliable connectors that perform in challenging outdoor conditions.

Harwin’s Multi-directional Spring Contacts provide:
🔹 Flexible connection in both vertical and horizontal orientations
🔹 Easy board-to-housing interface
🔹 Compact footprint ideal for slim lighting profiles
🔹 Solder-free mating that simplifies service or upgrades

Product Range

✔️ Working heights: 3.55mm to 9.5mm
✔️ Supplied in Tape & Reel for auto assembly
✔️ Tested up to 10,000 mating cycles
✔️ Development kits available for prototyping

Summary

Harwin’s Multi-directional Spring Contacts enable smart, space-efficient connectivity in modern electronics. From streetlight-mounted WiFi to compact IoT hubs, these spring contacts reduce assembly complexity, improve reliability, and help engineers build the connected future — one contact at a time.

M20 Pin Headers – Proven Performance in Power Protection Systems

Product in Action: Air Circuit Breaker & Motor Protection Relay

Harwin’s M20 Pin Headers are standard interconnects with a 2.54mm pitch, designed for reliability, ruggedness, and economy. With robust mechanical and electrical performance, the pin headers are a proven solution for air circuit breakers and motor protection relays, especially in power distribution and industrial automation applications.

Key Features

✅ 2.54mm (0.1”) pitch – Fits standard PCB layouts
✅ Multiple orientations – Vertical & horizontal, single & double row
✅ Surface mount & throughboard – Broad assembly compatibility
✅ Various mating lengths – 5.8mm, 6.1mm, 7.0mm for design flexibility
✅ Reflow-compatible – High-temp housing for SMT soldering
✅ Tape & reel packaging – Supports automated production lines
✅ Rated to 3A per contact – Reliable signal and power handling
✅ -40°C to +105°C range – Operates in harsh industrial environments
✅ Durable design – Withstands up to 300 mating cycles

Applications & Market:

⚡ Power distribution equipment
🏭 Industrial automation systems
📟 Circuit protection and switching
🔧 Embedded control units
📡 Communications & drives

Proven in Real-World Application

In air circuit breakers and motor protection relays, M20 Pin Headers guarantee reliable electrical performance even in harsh conditions:
1. Maintain high-integrity contacts under load, thermal, and vibration stress
2. Enable dense configurations in space-constrained industrial enclosures.
3. Ensure the integrity of signal continuity for mission-critical power systems.
4. Resist frequent cycling, shock, and temperature fluctuations

Available Variants

• Vertical and right-angle pin headers

• Single and double row configurations

• Mating pin lengths: 5.8mm, 6.1mm, 7.0mm

• Surface Mount (SMT) and Throughboard options

• Tape & Reel packaging available for SMT

• Compatible with M20 sockets, jumper shunts, and crimp tools (Z20-320)

Summary

Harwin M20 Pin Headers offer durability, versatility, and proven performance. Engineered for reliable operation in demanding power protection systems. Suitable for use in industrial control units, relays, and switchgear.

Datamate L-Tek – Secure Connections for Harsh Environments

Product in Action: Motor Encoders 

Designed for mission-critical performance, Datamate L-Tek connectors provide high-reliability, compact, and rugged interconnects. With Pin-In-Hole Reflow (PIHR) technology now available, the solution provides automated assembly with superior mechanical strength, which makes it highly appropriate for harsh environments and space-saving designs.

Key Features

✅ Secure latch locking – Quick mating, high vibration resistance
✅ Beryllium copper latches – Strong, durable, and reliable
✅ Pin-In-Hole Reflow (PIHR) – Enables SMT-compatible throughboard mounting
✅ Fully shrouded and polarized – Prevents contact damage and mis-mating
✅ Tape & Reel packaging – For automated pick-and-place
✅ -55°C to +125°C temperature range – Withstands extreme conditions

Applications & Market:

🛩️ Aerospace systems
🏎️ Autosport electronics
🎯 Military-grade applications
🤖 Robotics and automation
🛢️ Oil & Gas monitoring units

Proven in Motor Encoders

Motor encoders operate in harsh, high-vibration environments, often housed in compact enclosures where there’s no room for error.

Datamate L-Tek ensures:
🔹 Secure locking that holds under continuous motion and shock
🔹 Consistent signal integrity in rotational systems
🔹 Tool-assisted latch release – fast maintenance without damaging connectors
🔹 Reliable mating in space-constrained encoder housings
🔹 Automated-ready PIHR format to streamline manufacturing lines

This makes Datamate L-Tek the ideal connector for modern motor feedback systems in robotics, factory automation, and precision motors.

Available Variants

🔹2-contact and 3-contact PIHR versions
🔹Options with pick & place cap or Kapton tape
🔹Tooling: Z80-299 latch release tool

Summary

The Datamate L-Tek with PIHR delivers secure, vibration-resistant connections in the most demanding applications. It is now optimised for automated production and has been trusted for decades across aerospace, military, and industrial environments.

RFI Shield Clips & Cans – Efficient Protection with Easy Maintenance

Product in Action: Clinical Ultrasound 

Harwin’s RFI Shield Clips and Cans provide a smarter solution for electromagnetic (EMI/RFI) protection — combining secure shielding with quick and solder-free maintenance. Unlike traditional soldered cans, this system allows fast assembly and removal without risking PCB damage.

Key Features

✔️ Solder-free shield installation – Clips are SMT mounted; cans press-fit into place
✔️ Easy rework access – No desoldering needed for component repair
✔️ Low-profile and high-retention options – Supports compact designs and strong grip
✔️ Tape & Reel packaging – Optimised for automated pick-and-place processes
✔️ Multiple clip types available – For can thicknesses from 0.13mm to 1.00mm
✔️ Standard-size cans & prototyping kits – Flexible support from development to production

Applications & Market:

Compact and effective shielding ideal for:

✔️ Wi-Fi modules
✔️ Smartphones & Bluetooth devices
✔️ Telecom hubs & smart appliances
✔️ Medical electronics
✔️ Portable or space-constrained products

🏥 Proven in Clinical Ultrasound Systems

Harwin’s Shield Clips and Cans are used in ultrasound platforms for ObGyn, cardiac, and respiratory care — where reliability and EMI protection are critical.

They enable:
🔹 Continuous 24/7 operation of sensitive internal components
🔹 Effective EMI shielding to protect against interference
🔹 Faster production with no hand soldering
🔹 Lower heat risk during PCB assembly

Prototyping Made Easy

Try the award-winning Shield Can Kit (S01-806005KIT) for fast and flexible development:
🔹 Includes 0.3mm nickel silver blanks and S1711-46R clips
🔹 Simple cut-and-fold assembly
🔹 No special tooling required
🔹 Ideal for EMC testing and design iterations

Summary

Harwin’s Shield Clips and Cans offer modern shielding solutions with simplified production, reduced risk, and lower costs. Whether for high-frequency devices or prototype builds, this system helps your team save time — and your product meet EMI/RFI compliance with ease.

Reliable Connectors for Imaging Systems in Harsh Environments

Featuring Harwin Gecko-SL and Datamate J-Tek Series

Product in Action: High-Definition Thermal Imager

Experience precision and reliability with Harwin’s Gecko-SL and Datamate J-Tek advanced interconnect solutions, designed to meet the demanding needs of defense and portable imaging systems. Whether mounted or handheld, these connectors deliver robust performance in even the harshest environments.

Key Features:

• High-reliability under transport vibration (up to 20G) and shock (up to 100G) conditions

• Compact and lightweight: ideal for portable and mounted systems

• Vibration-resistant and rugged construction with secure latching options

• Supports different current ratings:

  • Gecko-SL: Up to 2A per contact, ultra-compact 1.25mm pitch

  • Datamate J-Tek: Up to 22A per contact, for power-demanding systems

• Wide operating temperature range from -65°C to +150°C

• Proven performance in defense, aerospace, and harsh environment applications

Applications & Market:

• Infra-red vision systems

• Range finders

• Defense and military imaging equipment

• Portable surveillance and reconnaissance devices

• Aerospace, robotics, and industrial systems requiring rugged interconnects

Proven In:

High-Definition Thermal Imagers used by defense forces worldwide, where size, weight, and reliability are critical. Also trusted in UAVs, satellite payloads, and battlefield communication devices.

Product Variations:

• Gecko-SL series: Ultra-compact board-to-cable solutions, lightweight yet robust, suitable for tight-space applications

• Datamate J-Tek series: High-performance interconnects for higher current and rugged use, available in board-to-board, board-to-cable, and cable-to-cable formats

Both options bring reliable connections with varied current ratings and mechanical robustness to fit different application needs.

Summary:
Harwin’s Gecko-SL and Datamate J-Tek connectors offer high-reliability interconnect solutions ideal for defense and portable imaging systems. Designed to withstand vibration (20G) and shock (100G), these compact, rugged connectors support a wide temperature range and varying current ratings—Gecko-SL up to 2A and Datamate J-Tek up to 22A. Proven in critical applications like thermal imagers, UAVs, and military devices, they ensure secure, durable connections in harsh environments.

Archer- Compact Connectors Supporting Life-Saving Technology

Product in Action: All-In-One Ventilator Unit

Harwin’s Archer series offers compact, high-reliability board and cable connectors trusted in demanding environments — including critical medical systems.

Within this range, the Archer IDC connectors are featured in a modular ventilator unit with built-in screen, designed to stay with the patient through attendance, transport, and ward transfers. These IDC solutions provide flat, flexible cable connections, essential for space-saving layouts and consistent performance in life-support applications.

Features

✔ 1.27mm Compact Pitch: Ideal for space-constrained designs like ventilator modules.
✔ High Contact Density: Available in configurations up to 40 contacts.
✔ Secure Mating: Dual-row socket and pin header system with optional latches for vibration resistance.
✔ Flexible Mounting Options: Surface mount (SMT), through-hole (THT), and low-profile IDC ribbon cable support.
✔ Durability: Supports up to 500 mating cycles — essential for maintenance and module replacement.

Applications & Market

Archer connectors are trusted in compact, high-performance electronic systems across multiple industries:
✅ Medical Devices – Proven in modular ventilators, monitors & diagnostic units.
✅ Industrial Automation – Reliable in PLCs, HMIs & sensor modules.
✅ Test & Measurement – Ideal for compact, high-precision instruments.
✅ Embedded Systems – Used in routers, smart devices & robotics.
✅ Aerospace & Defence – Supports lightweight, rugged board-to-board connections.

Proven in Ventilator System

Archer connectors support next-generation modular ventilator technology, integrating monitoring, control, and display into a single portable unit.

They enable:
🔹 Flat, flexible connectivity – Ideal for compact medical modules.
🔹 Low-profile ribbon cable options – Saves space, maintains signal clarity.
🔹 Reliable performance – Ensures 24/7 patient care, even during transport or ward transfers.

These connectors were deployed rapidly during COVID-19 demand surges, proving their readiness for critical care applications.

Product Variations

🔹Vertical and right-angle PCB connectors
🔹IDC cable assemblies for flat ribbon cable integration
🔹Latching/non-latching versions
🔹Stack heights from 8mm to 13.8mm
🔹Available in 10–40 contacts

Summary

Archer connectors aren’t just compact — they’re critical. Trusted in life-supporting systems like ventilator units, they ensure consistent performance, modular flexibility, and fast deployment when lives are on the line.