8 Quiet Outdoor Operation – Ideal for Higher Density Housing With higher density housing becoming more common in New Zealand, quiet outdoor operation is important if you want to keep your neighbours happy! Specific residential design features enable quiet outdoor operation to be maintained at all times. This ultra-quiet operation means homeowners can now choose the most convenient location for their Ecodan without disturbing neighbours. Mitsubishi Electric has always been at the forefront of improving technology including sound levels, to meet the ever-changing needs of consumers. So it should come as no surprise that with the urban landscape rapidly changing to more high-density housing, Mitsubishi Electric has specifically tackled outdoor sound levels across the Ecodan Range. 80dBA Subway car interior Sound of rustling leaves Human hearing limits (Extremely quiet) Quiet passenger car interior (40km/h) Library interior 60dBA 40dBA 10dBA Only 45dBA*† * Measured at 1m from the front of the outdoor unit operating under normal heating conditions at outdoor temperature 7°CDB/ 6°CWB, outlet water temperature 55°C. The ultra-quiet Ecodan Series operates discreetly with a sound pressure level as low as 45dBA* and as a result, these systems offer greater placement flexibility as the outdoor unit can now be located much closer to property boundaries than ever before.
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