Description
The AAON P17281 is a genuine OEM auxiliary limit switch engineered for use in AAON commercial HVAC equipment. Designed to protect heating systems from overheating conditions, this limit switch opens the circuit at 125°F and automatically resets by closing at 105°F, providing dependable thermal protection and helping maintain safe, efficient equipment operation.
Key Features
- Genuine AAON OEM replacement part — ensures proper fit and function
- Opens (trips) at 125°F to interrupt the circuit during overtemperature conditions
- Closes (resets) at 105°F for automatic recovery once temperatures normalize
- Serves as an auxiliary limit switch for added safety redundancy in HVAC systems
- Helps prevent equipment damage caused by excessive heat buildup
- Direct replacement for compatible AAON rooftop and commercial HVAC units
Specifications
- SKU: P17281
- Brand: AAON
- Component Type: Auxiliary Limit Switch
- Open Temperature: 125°F
- Close Temperature: 105°F
Application
This auxiliary limit switch is a critical safety component in AAON commercial rooftop units and air handling equipment. It works in conjunction with the primary limit switch to provide a secondary layer of overheat protection, helping ensure the system shuts down safely if operating temperatures exceed acceptable thresholds. Always verify compatibility with your specific AAON unit model before installation.









