Part number : KPG0504 - flush mount or top mount gas cooktop.
Part number : ICG0504 - integrated in an 4mm inox worktop.

Burners (L-> R):
1x3.0kW Power burner
1x1.7kW Standard burner
1x5.8kW Wok burner
1x1.0kW Simmer burner
1x3.0kW Power burner

Dimension cooktop : 830x620x4 mm in brushed inox 304
Dimension housing : 795x585x95 Attention! the depth of the worktop should be at least 650mm.

Downloads:
The dimensions of the cut out for the flush mount cooktop are listed in the general KOONAKA leaflet.