The Siemens Sammelschiene 16 mm² 5ST3703 (5ST3703) is a high-quality busbar solution designed to deliver reliable power distribution in control cabinets and automation panels. Built with Siemens engineering excellence, this 16 mm² cross-section model provides secure, neat connections that help optimize space and simplify wiring in demanding electrical environments.

Key advantages

• Brand reliability—backed by Siemens’ reputation for precision engineering and long-term performance.
• Optimal cross-section—16 mm² design tailored for common automation circuits, balancing capacity and compactness.
• Efficient installation—designed for straightforward integration into standard panels, helping reduce assembly time.
• Durable construction—robust materials and precise manufacturing ensure stable connections with minimal resistance over time.
• Space-saving footprint—compact profile that helps maximize usable cabinet space without compromising reliability.

Design and application

Engineered for dependable electrical distribution in industrial and commercial applications, the 5ST3703 model is ideal for separating and routing circuits within control cabinets, switchgear, and automation systems. Its Siemens heritage guarantees compatibility with Siemens automation components and a consistent standard of quality you can trust across installations.

Specifications at a glance

• Cross-section: 16 mm²
• Part number: 5ST3703
• Brand: Siemens
• Application: Electrical distribution in control cabinets and automation panels