Description
The Siemens Building Technology 333-043-03 Shaft Extension Rod is a genuine OEM accessory engineered to extend the drive shaft reach of compatible Siemens actuators. Designed for use in commercial HVAC building automation systems, this shaft extension rod enables proper coupling between actuators and damper or valve assemblies where standard shaft lengths fall short — ensuring accurate, reliable control of airflow and fluid regulation.
Key Features
- Genuine Siemens Building Technology OEM replacement part
- Extends actuator shaft to accommodate deeper or offset mounting configurations
- Precision-machined for secure, play-free coupling with compatible Siemens actuators
- Supports accurate torque transmission for dependable damper and valve positioning
- Durable construction suited for commercial and light industrial HVAC applications
- Simplifies installation in tight or recessed mounting locations
Application
The 333-043-03 Shaft Extension Rod is ideal for building automation and HVAC control applications where actuator shaft length must be extended to properly engage damper blades or valve stems. It is commonly used in air handling units, VAV systems, and hydronic control assemblies utilizing Siemens actuators.
Why Choose Genuine Siemens Parts?
Using genuine Siemens OEM accessories ensures compatibility, maintains system performance, and protects equipment warranties. The 333-043-03 is manufactured to Siemens’ exacting tolerances, delivering the fit and function your building automation system demands.







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