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HP Plus M9 – 200 / 330
Heat pump · M9 series

HP Plus M9 – 200 / 330

TFT LCD screen · Inverter technology · R290 · 42 dBA · Ground-mounted

Two years in development. Inverter technology with R290 eco-refrigerant delivers up to 73% energy savings vs standard electric. At 42 dBA — one of the quietest heat pumps in Australia. Store up to 21kW** of heat energy in a Envirosun® HP Plus heat pump tank ready to use when the sun has gone down. Available in 190L and 330L.

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Key Features

  • Inverter technology

    Fast recovery, higher efficiency

  • R290 eco-refrigerant

    Low GWP, eco-friendly

  • 42 dBA quiet operation

    One of the quietest in Australia

  • Solar-ready

    Power your system when the sun is shining. (Eco Mode)

  • Triple anodes

    Maximum corrosion protection

  • 3 modes

    Eco · Mute · Fast recovery

  • Frost-proof to -7°C

    Reliable in all Australian climates

At-a-Glance

ES200M9 / ES330M9
Capacity 190L · 330L
Suits 2–4 · 4–6 people
Noise 42 dBA
Refrigerant R290
Operating range -7°C to 45°C

STC COMPARISON

Envirosun 200L heat pumps receive 30 STC 73%
Envirosun 200L heat pumps receive 29 STC 73%
Stiebel Eltron heat pump receives 28 STC 66%
Bosch Compress 3000 heat pump receives 27 STC 61%
Rheem MPI heat pump receives 27 STC 61%
Rinnai 315 heat pump receives 27 STC 61%
Solahart 325HAV heat pump receives 27 STC 61%
Dux Airoheat heat pump receives 26 STC 56%
* Small Technology Certificates (STC) are based on the 10-year Clean Energy Regulator data and reduce by 10% at the end of every year. 2026 STCs are up to 50% lower than the above table.
Envirosun Specifications Range
Specification HP PLUS M9 200 HP PLUS M9 330
GENERAL
Full model number ES200M9 ES330M9
Total water capacity 190L 330L
Rated voltage / frequency 220-240V/50Hz 220-240V/50Hz
Tank max pressure 850kPa 850kPa
Corrosion protection Magnesium rod Magnesium rod
Waterproof grade IPX4 IPX4
PERFORMANCE (20°C/15°C AMBIENT AIR TEMPERATURE, 15°C–55°C WATER TEMPERATURE)
Power input of electric element 1500W 1500W
Rated power input of heat pump 780W 820W
Maximum power input of heat pump 1500W 1500W
Maximum power input 1500W 1500W
Average heating capacity by heat pump 3200W 3300W
Default temperature setting 60°C 60°C
Temperature setting range – with heater 60°C – 75°C 60°C – 75°C
Max working pressure of refrigerant 1.0/3.3MPa 1.0/3.3MPa
Refrigerant type / weight R290/0.42kg R290/0.47kg
Sound pressure level @ 2m 42dB(A) 42dB(A)
Ambient temperature for heat pump and element -7–45°C -7–45°C
Ambient temperature for heat pump -7–45°C -7–45°C
PHYSICAL
Water inlet and outlet connection Rp ¾" Rp ¾"
TPR valve connection Rp ¾" Rp ¾"
Drain & Water inlet connection Rp ¾" Rp ¾"
Product Dimensions 580 x 620 x 1746mm 710 x 740 x 1923mm
Packing dimension with pallet 695 x 685 x 2060mm 745 x 745 x 2263mm
Net/Gross weight 93/119kg 119/148kg
Filled weight of the appliance 282kg 449kg