Mitsubishi Electric Ecodan 8.5kW Heat Pump (PUZ-WM85YAA) The Mitsubishi Electric Ecodan PUZ-WM85YAA is a dedicated 400V, three-phase (3P+N+E) heat pump delivering an 8.5kW nominal thermal output, requiring a 16A Type C three-pole breaker. Within the complete Mitsubishi Ecodan heat pump range, the “YAA” suffix denotes this three-phase electrical architecture, ordering this unit for a standard … Continue reading Mitsubishi Electric Ecodan 8.5kW Heat Pump