Lennox 46K71 - (R40154B009) Control-Limit
The Lennox 46K71 (OEM Part Number: R40154B009) Control-Limit is a precision-engineered safety component designed to protect HVAC systems from excessive temperatures and ensure reliable performance. This temperature-sensitive switch serves as a high-limit control, automatically interrupting power to the heating elements or gas valve when the internal air temperature surpasses a pre-defined safety threshold.
Key Features:
- Temperature Safety Assurance: Acts as a high-temperature limit switch to prevent system overheating and potential damage to heat exchangers or critical components.
- Genuine OEM Component: Manufactured to exact Lennox specifications for seamless compatibility with a range of Lennox heating systems.
- Reliable Operation: Fast-acting and dependable thermal response for consistent system protection in demanding HVAC environments.
- Durable Construction: Built with robust materials to withstand high-temperature conditions and long-term usage without performance degradation.
- Direct Replacement: Designed for quick installation and perfect fit as a replacement for the original R40154B009 part.
Applications:
The Lennox 46K71 control-limit is commonly used in Lennox residential and light commercial furnaces, ensuring safe operation by controlling the maximum allowable air temperature in the heat exchanger or supply plenum.
Specifications:
- Model: 46K71
- Manufacturer Part Number: R40154B009
- Type: Control-Limit Switch
- Function: High temperature limit cut-off
- Mounting: Factory standard configuration for compatible Lennox models
- Compatibility: Refer to system manual or Lennox equipment cross-reference for model applicability
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