Condens 8300i W
Condens 8300i W

Wall-mounted gas condensing boiler

Condens 8300i W

Advanced hydronic heating with premium performance

The Bosch Condens 8300iW range delivers quiet, efficient hydronic heating in a sleek, German-engineered unit. Available in 25kW, 35kW heating-only models and a 35/40kW combi model, it’s suitable for both internal and external installations. Designed for Australian conditions, the 8300iW is hydrogen-ready and backed by Bosch’s trusted local service network.

  • German-made quality with proven reliability
  • Available in 25kW, 35kW (heating only) and 35/40kW (heating + hot water)
  • Internal and external installation options
  • Whisper quiet operation
  • 94% seasonal efficiency rating
  • Hydrogen-blend ready (up to 20%)
  • Compatible with Bosch CR50 controller for optimum efficiency
  • 2-year parts & labour warranty, 5-year heat exchanger warranty

Benefits

Technical Details and Documents