Description
Model: Lochinvar KNIGHT XL Condensing Boilers - 97% Thermal Efficiency
Part Number: 100301864
Lochinvar Knight XL — Accessories
The Knight XL series offers a range of factory-authorized accessories designed to enhance system performance, simplify installation, and extend equipment life. Each accessory is engineered to integrate seamlessly with compatible Knight XL boiler models.
Accessory Overview
All accessories are manufactured and tested by Lochinvar to meet original specifications and ensure optimal compatibility. These kits help streamline venting, condensate management, and service access while maintaining system efficiency.
Available Accessories
- Backflow Preventer Kits for common vented systems
- Condensate Neutralization Kits by BTU range
- Wall-mount and floor-mount hardware options
- Low-water cutoff and sensor accessories
Compatibility
Accessories are designed for use with Knight XL boilers from 400,000 to 1,000,000 BTU/hr. Verify model and kit number prior to ordering.
Installation Notes
- All accessories must be installed by qualified technicians
- Refer to the Lochinvar submittal for dimensional data and clearances
- Accessories are shipped separately unless factory-installed
Note: These accessories are not standalone products and must be used with a compatible Knight XL boiler.

