SFB 99-1
SFB 120-1
High Efficiency Condensing Boiler
Excellent value for money, the SFB-1 offers an economical solution to all your home heating needs without sacrificing reliability. DHW demand priority standard on all SFB models. Pair with our IWT Interstor indirect tanks for a complete home heating system.
Features
Technical Data
Connections
Touch Panel
Documentation
Documentation (Fr)
Features
| SIMPLE |
| Mount > Connect > Plug In > Enjoy endless heat |
| Copper waterways embedded in a cast aluminum block |
| A total of 4 moving parts – (Fan, Pump, Gas Valve, and Damper) |
| Illuminated touchscreen control display panel |
| Contractor friendly: Standardized connection sizes and universal internal parts |
| 2” vent lengths up to 65’ |
| 2” vent adapter |
| Standard pipe connections |
| Extended pipe fittings |
| RELIABLE |
| Will accept a 0-10 VDC signal from external control system |
| Innovative state of the art electronic control |
| Compatible with standard Propylene Glycol |
| EFFICIENT |
| Up to 96% AFUE with full ASME-rated heat exchanger |
| Wireless cascade up to 8 units |
| Packaged with a high efficiency variable speed pump (ECM) for increased efficiency |
| Outdoor reset technology increases efficiency by lowering the water temperature automatically. |
| Advanced modulating temperature control |
Technical Data
| SPECIFICATIONS | SFB 99-1 | SFB 120-1 |
| CSA Input (Natural Gas or Propane) – MBH | 15.5-99 | 13.6-120 |
| CSA Input (Natural Gas or Propane) – KW 4.5-29 | 4.5-29 | 4-35.2 |
| CSA Output – MBH | 14.8-89 | 13-108 |
| CSA Output – KW | 4.3-26.1 | 3.8-31.7 |
| A.F.U.E. | 96% | 95% |
| Min. Gas Pressure (Nat. Gas or Propane) – Inch W.C. | 4 | 4 |
| Max. Gas Pressure (Nat. Gas or Propane) – Inch W.C. | 14 | 14 |
| Power (120Vac/60Hz) – Watts at Full Fire w/ Internal Pump | 126 | 126 |
| Weight (empty) – lbs/Kg | 85/39 | 85/39 |
| Pressure Vessel Water Content – USG/Liters 0.5/1.9 | 0.5/1.9 | 0.5/1.9 |
| Max. Boiler Flow Rate – GPM/LPM | 10/37.8 | 11/41.6 |
| Min. Boiler Flow Rate – GPM/LPM | 2/7.6 | 2/7.6 |
| Max. Operating Pressure – Space Heating Coil – psig | 43.5 | 43.5 |
| Approved Installation Altitude – ASL | 10,000 | 10,000 |
| Ambient Temperature – Low (°F/°C) | 32/0 | 32/0 |
| Ambient Temperature – High (°F/°C) | 122/50 | 122/50 |
| Max. Relative Humidity (Non-Condensing) | 90% | 90% |
| Min. Water Temperature (°F/°C) | 51/10 | 51/10 |
| Max. Water Temperature (°F/°C) | 194/90 | 194/90 |
| Max. Equivalent Vent Length 2” (each side) | 65 | 65 |
| Max. Equivalent Vent Length 3” (each side) | 120 | 120 |
Connections
PIPING CONNECTIONS / MEASUREMENTS | ||
| A | Exhaust Outlet | 2″ Schedule 40 |
| B | Combustion Air | 2″ Schedule 40 |
| E | Heating Water Inlet (Return) | 1″ Male NPT |
| F | Heating Water Outlet (Supply) | 1″ Male NPT |
| G | Gas Inlet | 3/4″ Male NPT |
| H | Condensate Outlet | 3/4″ Hose |
| I | Control Wiring Entrance | 7/16″ Rubber Plug |
| MODEL | SFB-1 |
| HEIGHT | 32.5″ [826mm] |
| WIDTH | 17.7″ [450mm] |
| DEPTH | 10.9″ [278mm] |
Touch Panel
| TOUCH PANEL CONTROL – SFB-1 | |||
| The SFB controller functions as an interactive touch-sensitive panel with buttons that light up, showing indicators such as numbers, icons, or letters. Some of these lit indicators signify boiler operational status. Other indicators enable you to program the boiler. | |||
Documentation
Download List of Manuals
| ↓ SFB-1 Installation & Operating Instruction Manual |
| ↓ SFB-1 User Manual |
| ↓ SFB-1 Controller Manual |
Download List of Literature
| SFB-1 Product Brochure |
| IBC_SFB-1_SellSheet |
| SFB-1 Engineering Submittal |
Documentation (Fr)
Liste des manuels
| ↓ Instructions d’Installation et Mode d’Emploi – Bientôt |
| ↓ Manuel d’Utilisation – Bientôt |
| ↓ Manuel du Contrôleur – Bientôt |
Liste de littérature
| ↓ Brochure de vente – Bientôt |
