The Siemens 49AB10 is a Normally Open (N/O) Auxiliary Contact Kit designed to expand the switching and signaling capabilities of compatible Siemens motor starters and contactors. Auxiliary contacts are essential add-on components in commercial and industrial HVAC control panels, enabling interlocking, status indication, and control circuit functions without interfering with the main power contacts.
Key Features
- Normally Open (N/O) auxiliary contact configuration
- Designed for use with compatible Siemens motor starters and contactors
- Expands control circuit capability for interlocking and status signaling
- Kit format for straightforward field installation
- Genuine Siemens replacement part for reliable, long-term performance
- Ideal for commercial and industrial HVAC control panel applications
Applications
- Motor starter auxiliary contact expansion
- Contactor status indication circuits
- HVAC control panel interlocking schemes
- Building automation and equipment control systems
Why Choose Genuine Siemens Parts?
Using OEM-specified auxiliary contact kits ensures compatibility, maintains equipment warranty integrity, and delivers the dependable switching performance required in demanding HVAC and building automation environments. The 49AB10 is the correct factory-specified kit for applicable Siemens starters, making it the trusted choice for service technicians and panel builders alike.
