Lennox 24H77 – Lennox LB-57113BC, Low Ambient Control Kit

 

Product Description

The Lennox 24H77 Low Ambient Control Kit (LB-57113BC) is a genuine OEM accessory designed to ensure reliable cooling system operation in low outdoor ambient conditions. This kit allows compatible Lennox air conditioning and heat pump units to operate efficiently during colder weather by regulating condenser fan operation and maintaining proper head pressure.

Engineered to Lennox factory specifications, this low ambient control kit is commonly used in applications where cooling is required year-round, such as data rooms, server rooms, and commercial environments. Using OEM components ensures proper fit, reliable performance, and long-term system protection.

The Lennox 24H77 kit helps prevent issues related to low ambient operation, including reduced system efficiency, improper refrigerant pressures, and potential compressor stress. It is intended for professional HVAC installation and is fully compatible with approved Lennox equipment configurations.

 

Key Features

• Genuine Lennox OEM low ambient control kit
• Enables reliable cooling operation in low outdoor temperatures
• Regulates condenser fan operation to maintain proper head pressure
• Helps protect compressor and refrigeration components
• Designed for year-round cooling applications
• Direct-fit replacement for compatible Lennox systems

Compatibility
• Designed for select Lennox air conditioning and heat pump models
• Always verify system compatibility using Lennox documentation or model number before installation

 

Applications

• Commercial HVAC systems
• Data rooms and server rooms
• Facilities requiring cooling during cold weather
• Residential and light commercial systems with low ambient operation needs

 

Specifications

• Brand: Lennox
• Lennox Part Number: 24H77
• Catalog / Kit Number: LB-57113BC
• Product Type: Low Ambient Control Kit
• Installation: Professional HVAC installation recommended

 

This Lennox Low Ambient Control Kit is an essential OEM solution for maintaining dependable cooling performance in cold-weather conditions while preserving system efficiency and reliability.