BFC Cyclone

BFC Cyclone is a fully room-sealed condensing high-efficiency water heater (97% gross). Flexible flue options allow this water heater to be placed almost anywhere. This water heater is fitted with an automatic gas/air premix burning system including burner modulation. BFC Cyclone is standard delivered with low-maintenance powered anodes.

Features BFC Cyclone

  • Fully room-sealed condensing high-efficiency water heater 97% (gross)
  • Automatic gas/air premix burning system including burner modulation
  • Delivered with low-maintenance inert anodes
  • NOx emission ≤ 30 ppm (dry – air free) – NOx class 5
  • Whisper quiet operation (<45 dB(A) at 2m distance from duct)
  • Varying water temperature setting from 40°C to 80°C with use of week timer
  • Flexible flue options (maximum length 100m) allow installations to be placed almost anywhere
  • Easy fault diagnosis and computer controlled digital week timer
  • Programmable for legionella purge cycle
  • Voltage-free contact for general fault indication to BMS


  • BMS interface for easy connection to a building management system, learn more…
  • The BFC cyclone is suitable for combining hot water and heating, learn more...
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Ecodesign specifications

BFC 28 30 50 60 80 100 120
Load profile: XXL XXL XXL XXL 3XL 3XL 3XL
Energy efficiency class: A A A A
Energy efficiency: 91% 91% 91% 90% 93% 93% 92%
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As a manufacturer of high-end appliances A.O. Smith claims to maximize user convenience and comfort. Therefore, we must be able to support and guarantee that our products run impeccably. Customer satisfaction throughout the service life of our products, that´s A.O. Smith´s promise.
By offering a comprehensive range of services (such as sizing, commissioning, service and maintenance) A.O. Smith validates that promise.