Limit, position, and safety detection for automated equipment and demanding production environments.
Waterproof and dust-resistant options help support stable operation where equipment faces moisture, debris, vibration, or repeated cycling.
Application engineering
Industrial Automation
Position detection, extreme-limit control, environmental protection, lifecycle consistency
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Design priorities
- Compact limit detection
- Protected switch options
- Automated-production consistency
- Laboratory lifecycle testing
Typical switch positions
- Limit control
- Machine position detection
- Safety interlocks
- Automated equipment
Product in the application
Where the switch
does the work.
Representative mechanisms and sensing points for engineering teams. The series shown are starting points; confirm the exact model, rating, environment, and validation requirements with Unionwell.
Machine guard and access door
Provide a position input for a cover, guard, or access door within a machine control sequence.
Series to evaluateG5D / GT01
Discuss this application 
Conveyor and machine travel limits
Signal an end position or travel limit on a moving mechanism.
Series to evaluateG5D / G11
Discuss this application 
Production-line station position
Confirm that a fixture or machine element has reached a defined point before the next operation.
Series to evaluateG11 / GT01
Discuss this application Valve and actuator status
Report a mechanical end position for an actuator or valve mechanism to the control system.
Series to evaluateG11 / G5
Discuss this application Starting platforms
Series to review
G3, G5, G6, G9, G10, G304, G306, G309
Recommendations are a starting point only. Final selection requires the mechanism, load, environment, approvals, quantity, and validation plan.Browse product platformsEngineering answers
Questions buyers
usually ask.
Use these checks to prepare a clear micro switch RFQ. Final selection depends on the exact assembly and validation requirements.
What industrial control positions can a micro switch detect?
Typical uses include machine-guard or access-door position, conveyor and mechanism travel limits, fixture or station position, and mechanical end position in actuator or valve assemblies. Confirm that the switch and the control-system safety architecture are appropriate for the actual machine function.
Which mechanical details should I send for model selection?
Share the target trip and release positions, actuator style, force and travel window, mounting envelope, alignment tolerance, operating speed, and expected cycle count. Add the circuit load, temperature, contamination, vibration, required approvals, and forecast volume.
Are listed series certified for a particular machine?
The series shown are candidates to evaluate, not a declaration of machine-level certification or suitability. Ask Unionwell to confirm the exact model documentation and ratings, then validate the selected switch within the complete equipment design.