Overview
The Res France C-21-G-122 is a multi-position rotary cam selector switch engineered for dependable performance in industrial control systems. This switch uses a mechanical cam mechanism to transition between discrete positions, making it ideal for applications requiring positive, tactile feedback and reliable position locking. The sturdy construction ensures long-term durability in demanding manufacturing and automation settings.
Key Features
- Multi-position rotary cam design — Provides reliable switching across multiple discrete positions with positive mechanical detents
- Industrial-grade construction — Built for durability and consistent performance in factory and process automation environments
- Compact form factor — Space-efficient design for panel mounting in control cabinets
- Mechanical switch mechanism — Delivers tactile feedback and visual position indication
- Multiple terminal configuration — Flexible contact arrangement to support various control circuit topologies
Technical Specifications
Verify exact specifications with manufacturer documentation or contact our technical team, as detailed datasheets may vary by specific configuration. Common rotary cam selector switches in this category typically feature screw terminals, plastic or thermoplastic construction, and operating specifications suitable for 24V to 480V AC/DC control circuits.
Typical Applications
- Motor start, reverse, and speed selection controls
- Circuit changeover and load switching
- Equipment mode selection and sequencing
- Power distribution and line selection
- Process automation position control
Compatibility & Replacements
Compatible With
- Standard industrial control panel circuits
- Motor starter and soft starter systems
- Manual and semi-automatic control systems
- AC and DC control voltage circuits (verify voltage rating with specific unit configuration)
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. Standard rotary cam selector switches with matching terminal count and mechanical configuration may serve as replacements—confirm exact pinout and mounting compatibility with original equipment documentation.
Works With
- Manual motor starters and magnetic contactors
- Control relays and auxiliary contact blocks
- Industrial PLC input modules (when used with proper isolation)
- Factory hardwired control logic circuits






