The Denki Multi FM05 42K outdoor unit supports connecting 1 to 5 indoor units to configure a Multi system. Wi‑Fi connectivity allows remote control and operation settings via an app.

• Type: Outdoor unit
• Colour: White
• Rated cooling capacity: 42,000 Btu/h (11,300–44,700 Btu/h)
• Rated heating capacity: 42,000 Btu/h (11,300–44,700 Btu/h)
• Cooling energy class: A++
• Heating energy class: A+
• Seasonal cooling efficiency SEER: 6.1 W/W
• Seasonal heating efficiency SCOP: 4 W/W in the average climate zone and 4.6 W/W in the warm climate zone
• Annual energy consumption for cooling: 3,325 kWh
• Annual energy consumption for heating: 3,325 kWh
• Cooling power input: 3,812 W (730–5,400 W)
• Heating power input: 3,686 W (800–5,400 W)
• Cooling operating current: 16.8 A (3.2–24.0 A)
• Heating operating current: 15.8 A (3.5–24.0 A)
• EER: 3.20 W/W
• COP: 3.31 W/W
• Airflow: 4,000 m³/h
• Sound pressure level: 60 dB(A)
• Sound power level: 70 dB(A)
• Cooling operating range: -15 to 53 °C
• Heating operating range: -20 to 30 °C
• Power supply: 220–240 V~/50 Hz
• Dimensions: 990 × 910 × 340 mm
• Net weight: 73 kg
• Liquid pipe connections: 1/4 in
• Gas pipe connections: 3/8 in
• Maximum pipe length per connection: 25 m
• Maximum total pipe length: 90 m
• Maximum height difference between indoor and outdoor units: 15 m
• Refrigerant: R32
• Refrigerant pre-charge: 3,000 g
• Pipe length without additional refrigerant charge: 25 m total
• Additional refrigerant charge: 15 g/m
• Wi‑Fi: Supported
• Indoor unit connections: 1 to 5