Lennox 203542, 42J0401 Limit Switch, Auto and similar items

Lennox 203542 / 42J0401 Limit Switch Auto Reset L175-40F is a genuine OEM safety component designed to protect HVAC systems from overheating conditions. This auto-reset limit switch monitors internal temperatures and automatically shuts down the system when the temperature reaches 175F, then resets once safe operating conditions are restored. With a differential of 40F, it ensures precise temperature control and reliable system protection. Manufactured to OEM specifications, this switch provides dependable performance, durability, and accurate compatibility with Lennox equipment. Key Features Genuine OEM Lennox Part ? 203542 / 42J0401 Auto-reset limit switch for continuous safety protection Temperature rating: L175-40F Prevents overheating and system damage Ensures safe and efficient HVAC operation Built for durability and long service life Specifications Brand: Lennox Part Numbers: 203542, 42J0401 Product Type: Limit Switch Reset Type: Auto Reset Temperature Rating: L175-40F Application: HVAC Safety Temperature Control Condition: New Compatible Models: Fits 50 models, including: LGA036S-01, LGA042H-01, LGA042S-01, LGA048H, LGA048H-01, LGA048H2BH3G, LGA048H2BH3P, LGA048H2BH3Y, LGA048H2BS3Y, and more. Why Choose This Item The Lennox 203542 Limit Switch is essential for maintaining safe and reliable HVAC system operation. As a genuine OEM replacement, it ensures accurate temperature monitoring and automatic protection against overheating. Its auto-reset functionality and durable construction make it a dependable solution for long-term system safety and performance