The Daikin-McQuay 113110801 is a genuine OEM Auxiliary High Limit Switch engineered to provide critical overheat protection in Daikin-McQuay HVAC systems. By continuously monitoring operating temperatures, this limit switch acts as a vital safety device — interrupting the circuit and shutting down equipment the moment temperatures exceed safe thresholds, helping to prevent equipment damage, component failure, and potential fire hazards.
Key Features
- Genuine Daikin-McQuay OEM replacement part for assured fit and performance
- Auxiliary high limit function provides an additional layer of overheat protection
- Designed to interrupt the control circuit upon detection of unsafe temperature conditions
- Helps safeguard heating equipment, heat exchangers, and associated components
- Direct drop-in replacement minimizes installation time and downtime
- Built to Daikin-McQuay quality and reliability standards
Application
This auxiliary high limit switch is intended for use in compatible Daikin-McQuay commercial HVAC equipment. It serves as a secondary safety control, working in conjunction with the primary limit switch to ensure equipment operates within safe temperature parameters. Always verify compatibility with your specific unit model before installation.
Why Choose OEM Parts?
- Guaranteed compatibility with Daikin-McQuay equipment
- Maintains original equipment performance and safety ratings
- Supports warranty compliance and system integrity
- Reduces the risk of callbacks and repeat service calls








