Overview
The Tech Lab C-7506.A rotary switch is a precision selector switch built for demanding control applications. Carrying NSN 5930-01-081-4198, this Rev F unit provides stable, repeatable switching with mechanical detent positioning. Rotary switches like the C-7506.A are engineered for environments where reliable circuit selection and operator safety are critical, from industrial test equipment to military systems.
Key Features
- Mechanical detent indexing for positive position locking
- Multi-pole, multi-position contact configuration
- Precision wiping contacts for low contact resistance
- Heavy-duty construction for repeated cycling
- Suitable for AC and DC circuit switching applications
Technical Specifications
While exact configuration details require verification with your system integrator, precision rotary selectors of this class typically feature:
- Multiple switchable positions with positive detent action
- Contact material: precious metal-plated (silver or gold) for reliability
- Mechanical life: typically 10,000+ cycles
- Operating temperature: -20°C to +85°C (standard industrial range)
- Panel or terminal mounting options
Typical Applications
The Tech Lab C-7506.A rotary switch serves in:
- Test and measurement instrumentation
- Industrial control panels and selector circuits
- Mode selection and circuit routing
- Military and aerospace equipment
- Legacy equipment replacement and restoration
Compatibility & Replacements
Compatible With
- Multi-pole electrical circuits requiring detent switching
- Panel-mount and terminal-mount control systems
- AC and DC switching applications up to typical precision-switch ratings
Replaces / Drop-In Replacement For
Verify replacement compatibility with your system integrator or original equipment documentation before ordering. The C-7506.A model designation and Rev F marking indicate this is a specific revision; replacement suitability depends on exact circuit requirements and contact configuration.
Works With
- Standard electrical panel assemblies
- Manual circuit selection systems
- Test equipment front panels
- Industrial control logic circuits










