Description
Siemens ASC77.2U External Dual Auxiliary Switch Kit Overview
The Siemens ASC77.2U is an external dual auxiliary switch kit engineered for use with compatible Siemens actuators in commercial building automation and HVAC control applications. Designed to provide precise end-position feedback and status signaling, this kit allows integrators and controls technicians to expand actuator functionality without the need for a complete system overhaul.
Key Features
- Dual auxiliary switch configuration for independent end-position feedback at both open and closed positions
- External mounting design for easy field installation on compatible Siemens actuators
- Engineered to Siemens Building Technology quality standards for long-term reliability
- Supports building automation system (BAS) integration and status monitoring
- Compact kit format includes all necessary components for installation
- Ideal for damper actuator and valve actuator applications requiring position confirmation
Applications
- Commercial HVAC damper actuator position feedback
- Building automation system (BAS) control loops requiring switch status signals
- Valve actuator end-stop signaling in hydronic and air-handling systems
- Retrofit and upgrade installations on existing Siemens actuator platforms
Why Choose Siemens Building Technology
Siemens Building Technology is a globally recognized leader in intelligent building controls, automation, and HVAC solutions. The ASC77.2U auxiliary switch kit reflects Siemens’ commitment to modular, scalable design — enabling technicians to add critical feedback functionality to actuator systems with confidence. Trust Siemens and Jackson Systems for the controls accessories your projects demand.
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