Description
The Siemens ARK11 is a genuine OEM retrofit kit engineered specifically for the Siemens 591-XXX series actuator line. Designed for building automation and HVAC control applications, this kit provides technicians with the components needed to restore, upgrade, or replace aging actuator assemblies without the cost of a full unit replacement.
Key Benefits
- Genuine Siemens OEM components ensure compatibility and reliability with 591-XXX series actuators
- Simplifies field retrofits and reduces system downtime during maintenance or upgrades
- Supports long-term asset management by extending the service life of existing actuator installations
- Engineered to Siemens Building Technology quality standards for dependable performance in commercial HVAC and building automation systems
Application
The ARK11 retrofit kit is intended for use with Siemens 591-XXX series actuators commonly found in commercial building automation systems, VAV control applications, and hydronic valve control installations. It is an ideal solution for facilities managers and HVAC contractors looking to maintain system integrity using factory-approved components.
Why Choose Siemens?
- Siemens Building Technology is a globally recognized leader in HVAC controls and building automation
- OEM retrofit kits deliver precise fit and function versus generic aftermarket alternatives
- Backed by Siemens’ extensive technical support and documentation network







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