SL Commercial High Efficiency Condensing Boilers
Suitable for large residential or light commercial appplications
Touch Screen Boiler Controller:
• Express setup
• Remote monitoring & diagnostics
• Easy USB programmability
• True native BACnet
• Intuitive alert system
• Simplified load pairing
• Visible flame current.
|· Better efficiency 95% AFUE on the SL 26-260G3.|
|· 96% Thermal efficiency on the SL 40-399G3|
· Multi-boiler communication up to 9.5 million Btu/h (24 boilers) without additional controls.
· With 24 x 399 boilers turndown ratio is 240:1 = min. firing rate range is 40,000 Btu/h all the way up to 9.5 million Btu/h in 1000 Btu/h increments.
|· PVC/CPVC/PPs approved – venting up to 400 feet.|
· Now featuring multiple zone pump control – up to 4 zones. Replacing the need for external pump controls.
· MFZ Technology: Patented moisture management system. Protects and ensures long life for all components in the boiler.
· DDC Control 0-10 VDC or 4-20 mA without additional controls.
· Optional SL 40-399 316Ti Titanium enhanced heat exchanger available.
|· DHW opt out priority for multi boiler systems.|
|· Reverse flow detection.|
· Up to 10 year commercial heat exchanger warranty.
Limited lifetime residential heat exchanger warranty