Model Family: KHB

Annual Fuel Utilization Efficiency: 95% AFUE

Energy Star Certified: ENERGY STAR Most Efficient Product

Heat Exchanger Warranty: 15-Year Limited Warranty

Warranty: 5-Year Limited Parts Warranty

Manufacturer's Stated Benefits:

• 6 Models from 55,000 to 285,000 Btu/hr

• Up to 10:1 Turndown Ratio

• ECM Variable Speed Boiler Pump

• Features SMART SYSTEM™ Operating Control and CON·X·US® Remote Connect Capable

• Three Boiler Setpoint Temperature Inputs

• Built-in Cascading Sequencer for up to 8 Boilers, with Cascade Redundancy

• Outdoor Reset Control with Outdoor Air Sensor

• Programmable System Efficiency Optimizers

• Four Pump Control

• Domestic Hot Water Prioritization

• Building Management System Integration

• Access to BMS Settings through Graphic LCD Display

• High-Voltage Terminal Strip