Buffalo BX5 series

Brivis Buffalo BX5 series

The Brivis Buffalo 5-star heater has been designed with efficiency and reliability in mind. The perfect solution for replacing your existing Buffalo, the Buffalo 5 has the same gas pipe connection, flue position, base dimensions, electrical connection and base box—almost indentical to its predecessor, but with the improved 5-star energy rating.

Your investment in the Buffalo 5 is sure to provide you with years of trouble free, high-efficiency, as well as reduced gas consumption.

  • 2-speed flue fan
  • modulating gas valve
  • tubular heat exchanger
  • 5-year warranty

Output NG

BX520EN = 20 kW
BX526EN = 30 kW

Energy Star Rating


Model codes and star rating
  • BX520EN (5.1)
  • BX526EN (5.0)
Airflow L/s @ 100 Pa ESP


  • 300 mm base box - 540
  • 350 mm base box - 600


  • 350 mm base box - 970
  • 400 mm base box - 1040
Net weight

BX520EN - 57 kg

BX526EN - 67 kg

Market release 2012

Buffalo BX5 dimensions diagram and table

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