Product Details
- 399,000 Btu/Hr Input
- 94.4% Thermal Efficiency
- 10:1 Turndown Ratio
- ECM Variable Speed Boiler Pump
- SMART SYSTEM™ Operating Control and CON·X·US® Remote Capable
- 110V Electrical Convenience Outlet
- Stainless Steel Fire Tube Heat Exchanger
- Universal Vent Connector
- 15-Yr Heat Exchanger Warranty and 5-Yr Parts Warranty
The KNIGHT fire tube boiler delivers ultimate ease of installation, unmatched operational reliability and serviceability.The KNIGHT fire tube boiler continues to lead the charge as the industry-leading high-efficiency residential boiler. With more adjustable parameters than any other competitor, KNIGHT is the most flexible residential boiler you can install.
Specifications
Tech Specs
Thermal Efficiency
94%
Maximum BTUs
399.000
Power Source
GAS
Limited Parts Warranty
5 Years
Water Connection Size
1.5"
ASME Certified
Yes
ASME Stamp
H
Destination Country
US
ENERGY STAR® Certified
true
Fuel Source
NATURAL
Height to Gas Valve
3,50
Ignition Type
Direct Spark
Installation Type
INDOOR
Limited Heat Exchanger Warranty
15 Years
Minimum BTUs
39.900,00
Application
RESIDENTIAL
Shipping Height
30"
Shipping Length
56"
Shipping Width
34"
Side Loop
No
Vent Material
Stainless Steel, polypropylene, PVC, CPVC
Voltage
120
Dimension & Venting
Type
Boiler
Height
43.375"
Width
25.125"
Shipping Weight
329lbs
Vent Type
Direct Vent
Product Literature
Sales Brochures
Submittals
Typical Specification
Product Summary
Manuals
Manuals-I&O Manuals - KNIGHT Fire Tube Boiler - Wall Mount - WHB55-399 Models - I&O Manual - English
Manuals-Service Manuals - KNIGHT Fire Tube Boiler - Wall Mount - WHB55-399 Models - Service Manual - English
Manuals-Supplemental Manuals - KNIGHT Fire Tube Boiler All Models CON·X·US (Wi-Fi) I&O Manual - English
Parts Sheet
In The Box Sheets
Plan View Drawings
Revit Product Drawings
Pump Curves
Archive
Warranty
Energy Guide