From Streetlight to Smart City Node
Discover how Harwin spring contacts support compact PCB connections for connected streetlight systems,public WiFi infrastructure, and smart city applications.
Modern streetlights are evolving beyond illumination. In smart city environments, streetlight units cansupport public WiFi, 4G/5G connectivity, and connected urban services while still fitting into compact,lightweight, and self-contained head units.
As more electronics are integrated into outdoor lighting infrastructure, engineers need connection solutions that help save space, reduce weight, and simplify PCB assembly. Harwin Spring Contacts provide a compact and effective method for creating reliable board-level connections in space-constrained smart city designs.
Key Features:
✔ Compact SMT spring contact designs for space-constrained PCB assemblies
✔ Space-saving contact options for compact electronic modules
✔ Supports board-to-board, grounding, signal, and antenna contact applications
✔ Available in different spring contact styles and heights
✔ Tape-and-reel packaging options for automated assembly
✔ Lightweight contact solution for compact PCB designs
✔ Multi-directional options available for vertical and horizontal orientation requirements
Application and Market
Harwin spring contacts are suitable for smart city and connected infrastructure applications where compact, lightweight, and efficient PCB connection is required.
Common application areas include:
- Smart streetlight systems
- Public WiFi infrastructure
- 4G/5G-enabled urban equipment
- Outdoor electronic modules
- IoT infrastructure
- LED lighting systems
- Compact board-to-board assemblies
Engineering Background:
In connected streetlight systems, engineers must integrate communication electronics into limited enclosure space. The unit must remain lightweight, self-contained, and easy to install on existing lighting infrastructure.
Traditional connection methods can increase space requirements, weight, or assembly complexity. For compact smart city electronics, the PCB connection method must support efficient production while maintaining a reliable interface between internal boards.
Harwin Solution
Harwin Spring Contacts provide compact SMT contact solutions for PCB-level connection in space-constrained electronic designs. In the Streetlight with Public WiFi case study, a multi-directional spring contact was used in horizontal orientation to help save space and weight compared to pogo pin connections, while supporting fast board-to-board connection during production.
Beyond this application, Harwin’s Spring Contact range includes different contact styles and height options to support a variety of board-level connection needs, including board-to-board contact, grounding, signal contact points, and antenna contact applications.
Download the Harwin Spring Contacts Datasheet
Explore Harwin’s spring contact range, technical specifications, height options, and design information for compact PCB connection applications.
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Summary
As streetlights become part of connected smart city infrastructure, internal electronics must be designed for compactness, reliability, and ease of assembly. Harwin spring contacts offer a space-saving PCB connection solution for public WiFi, 4G/5G connectivity, and connected lighting systems.