The York S1-2845-3181 Limit Switch is a critical safety component designed for precise thermal monitoring within York furnace and air handling units

For local contractors and technicians

As a standard bronze water gauge assembly

Technicians should verify if the existing switches or specific models (HK06NB023/HK06NB025) are required for the installation

While the board interprets these signals

Trane KIT16525 Power Pack Door 340155-7024 The York S1-2845-3181 Limit SwitchThe Trane KIT16525 Power Pack Door is a essential field replacement electronic air cleaner component designed for high performance air filtration systems. As a complete power pack door assembly, this unit integrates the solid state power supply necessary to convert line voltage into the high voltage DC required for charging field chargers and collection cells. Engineering grade Trane replacement parts like the KIT16525 are critical for technicians