Trane SEN01561 / SEN-1561 Humidity & Temperature Zone Sensor Wall Mount – BAYSENS036A HVAC Room Sensor Replacement

The Trane SEN01561 Wall Mounted Humidity & Temperature Zone Sensor (BAYSENS036A) is a genuine OEM component designed to provide accurate monitoring of both humidity and temperature within HVAC systems. It features a polymer capacitive sensing element that delivers reliable relative humidity measurements with excellent recovery from saturation, ensuring consistent performance in demanding environments. Temperature output is provided through a precise 10K Ohm Type II thermistor, allowing the system to maintain proper environmental control and improved comfort. Both humidity and temperature sensing elements are integrated into a single wall-mounted enclosure, helping reduce installation time and cost while maintaining a clean and professional appearance. This design supports efficient HVAC operation by providing accurate environmental data, which helps optimize system performance, improve indoor comfort, and reduce unnecessary energy consumption. The sensor is built with a maintenance-free design for dependable long-term operation. The SEN01561 is commonly used in various American Standard and Trane HVAC applications and serves as a direct OEM replacement for multiple part numbers including SEN1008, SEN1563, SEN01563, X1379044401, SEN1561, SEN1176, SEN1177, BAYSENS036, BAYSENS036A, BAYSENS036AA and others. As an OEM factory component, it is manufactured to meet original equipment specifications and supports reliable system performance with factory warranty coverage.

• Genuine OEM component – Factory original part designed to meet exact manufacturer specifications for reliable HVAC system performance.
• Factory warranty included – OEM component backed by manufacturer warranty for quality and reliability.
• Humidity & temperature zone sensor – Designed to accurately monitor relative humidity and temperature within HVAC zones.
• Wall mounted humidity & temperature sensor – Features 4–20 mA output (BAYSENS036A), compatible with 3–10 Precedent systems, ±3% relative humidity accuracy, 4–20 mA temperature output, Model SEN01561.
• Integrated dual sensors – Combines humidity and temperature sensing in one enclosure, reducing installation costs and complexity.
• High accuracy performance – Provides precise environmental readings to help improve indoor comfort and HVAC system efficiency.
• Polymer capacitive humidity sensor – Advanced sensing element ensures reliable humidity detection with excellent recovery from saturation.
• 10K Ohm Type II thermistor – Delivers accurate temperature measurement for proper HVAC system control.
• Not a universal generic part – This is a genuine factory part specifically designed for compatible HVAC systems, not a universal replacement.
• Commonly used in multiple systems – Frequently used in various Trane and American Standard HVAC applications and commercial units.