| TOUCH CONTROL |
| Express setup – program your boiler in seconds |
| Remote monitoring & diagnostics |
| Easy USB programmability |
| Intuitive alert system with detailed error messages |
| Visible flame current data for troubleshooting |
| Simplified load pairing |
| Optional true native BACnet |
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| EASY TO INSTALL & SERVICE |
| With supply and return connection on both sides of 4 models, your boiler installation can’t get any easier in residential models |
| Easy to inspect Heat exchanger featuring a condensate draining system that cleans as it heats |
| PVC/CPVC/PPs approved |
| Longest combined vent lengths – Up to 200 ft in 2” and 480 ft in 3” |
| More common parts. With only 2 fans and a universal controller servicing all models just got a lot easier |
| Fuel conversion kits included with residential models |
| Easy to inspect Heat exchanger featuring a condensate draining system that cleans as it heats |
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| MORE BUILT-IN FEATURES |
| Built-in 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 |
| A Turndown ratio of up to 10:1 means you have the power to heat your home in the coldest weather, yet reduce short cycling when the weather is mild |
| Reverse flow detection |
| Built-in outdoor reset control of water temperature. |
| Built-in CSA/UL approved low water cut-off and manual reset high limit. |
| Unmatched safety features |
| Connect your IBC Indirect Water Tank directly to the boiler without a primary loop |
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| SUPERIOR HIGH-EFFICIENCY HEAT EXCHANGER |
| Efficiency up to 96% A.F.U.E. (SL 399G3 TE/CE 96%) |
| One of the most advanced stainless steel fire tube boilers on the market today |
| Increased efficiency: Custom baffling to ensure even heat transfer and long life |
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| COMMERCIAL FEATURES |
| Multi-boiler communication. Easy boiler network setup. Up to 9.5 million Btu/h (24 boilers) without additional controls |
| With 24 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 |
| Ti option available on SL 40-399G3 |
| DDC Control 0-10 VDC or 4-20 mA without additional controls |
