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3 Phase Instantaneous Hot Water

18kW / 27kW 50°C & 60°C limited
The 3-Phase Instant Electric Hot Water Heater efficiently supplies hot water to multiple outlets, including the kitchen and bathroom. Featuring electronic controls and a clear LCD display, this unit provides instant hot water with a temperature range of 30°C to 50°C, tailored to your home’s needs. Its temperature lock function ensures a safe maximum temperature setting, while the built-in memory stores your three most frequently used temperatures for convenient selection.

Available in 18kW and 27kW models, with both 50°C and 60°C configurations.
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Fala 3 Phase Instantaneous Hot Water

Built for high-demand commercial and multi-residential applications.

The Fala 3 Phase Instantaneous unit delivers hot water on demand at point of use, removing the need for a storage tank and long distribution loops. It is designed for apartment buildings, aged care facilities, hotels, and commercial fitouts where dependable delivery, lower infrastructure cost, and compact installation are priorities.
Models Available
18kW, 27kW
Power Supply
3 Phase
Temperature Setting
50°C - 60°C

Ideal for:

Multi-Residential Apartment Buildings Aged Care Residential Care Commercial Buildings Offices Factories & Industrial Education Facilities Healthcare Facilities

Technical data.

Model
HF-318
HF-327
50°C Configured Product No.
2850318-S50
2850327-S50
60°C Configured Product No.
2850318
2850327
Type
Instantaneous
Instantaneous
Voltage, V
415V
415V
Rated Power, kW
18
27
Rated Current, A
25.1
37.6
Hot Water Delivery, L/min (at ΔT = 35°C)
7.5
11.3
Min. Activation Flow Rate, L/min
2.5
2.5
Max Inlet Pressure Rating, kPa
1000
1000
Temperature Range^, °C
30° - 50/60°
30° - 50/60°
Dimensions, mm
245W x 440H x 126D
245W x 440H x 126D
Weight, kg
4
4
IP Rating
IP24
IP24
Water Connections
G 1/2” Female
G 1/2” Female
Element Type
Bare Element
Bare Element
Min Water Resistivity, Ω cm (at 15°C)
1100
1100
Pressure Range @ Main Water (MPa)
0.1 - 1
0.1 - 1
WaterMark Approval
WM 40268 (AS 3498)
WM 40268 (AS 3498)
PDF Specification Sheet 174 KB – PDF PDF Installation Manual 1.5 MB – PDF PDF Selection Guide 95 KB – PDF MAX Technical Drawing - BIM MAX 3DS Technical Drawing - BIM 3DS DXF Technical Drawing - BIM DXF DXF Technical Drawing - 3D BIM DXF DWG Technical Drawing - BIM DWG DWG Technical Drawing - 3D BIM DWG GSM Technical Drawing - BIM GSM OBJ Technical Drawing - BIM OBJ SKP Technical Drawing - BIM SKP RFA BIM Revit file RFA
WaterMark Certified WM 40268 (AS 3498)
RCM Marked AU/NZ compliant
  • Available in 18kW and 27kW options.
  • Clear LCD screen displays the desired outlet temperature, along with inlet and outlet temperatures, power usage (% of max.), and water flow rate.
  • Provides stable, precise control of water temperature between 30–60°C, in 1°C increments.
  • Temperature lock allows the user to set and save the maximum temperature (child safety lock).
  • Temperature memory function allows the user to save the 3 most frequently used water temperatures.
  • No Flue Required
  • Available in 50°C and 60°C (max. temperature) configurations.
  • 5 years Residential Warranty
  • 2 years Commercial Warranty

Frequently asked questions

Yes. The system is designed for point-of-use hot water delivery and can be deployed apartment-by-apartment to reduce distribution losses and simplify staged construction.

No. The solution is instantaneous and heats water only when required, so there is no dedicated storage vessel or standby heat loss.

Yes. It is well suited to aged care environments where reliability, temperature control, and reduced central plant dependency are important.

Yes. Specification sheets, installation guidance, and supporting compliance documents can be made available for design and approvals workflows.

Yes. Its compact footprint and point-of-use approach make it effective for refurbishment and upgrade projects where plant space is constrained.

Other products in the Fala range.

INSTANTANEOUS

Single Phase Instantaneous 8.5kW

Compact solution for lower-demand fixtures and amenity applications.
View Product →
INSTANTANEOUS

Single Phase Instantaneous 6.3kW

Designed for high-demand environments, Instant Boiling Water systems provide fast, reliable access to boiling water for kitchens, offices, and commercial spaces. Ideal for – Office, Factory, Education, Health.
View Product →
INSTANTANEOUS

Open Vented Small Storage Electric Water Heaters

Distributed delivery model designed for apartment buildings and staged handover.
View Product →

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OVERVIEW

Built for high-demand commercial and multi-residential applications.

The Fala 3 Phase Instantaneous unit delivers hot water on demand at point of use, removing the need for a storage tank and long distribution loops. It is designed for apartment buildings, aged care facilities, hotels, and commercial fitouts where dependable delivery, lower infrastructure cost, and compact installation are priorities.
Models Available
18kW, 27kW
Power Supply
3 Phase
Temperature Setting
50°C - 60°C

Ideal for:

Multi-Residential Apartment Buildings Aged Care Residential Care Commercial Buildings Offices Factories & Industrial Education Facilities Healthcare Facilities

SPECIFICATIONS

Technical data.

Model
HF-318
HF-327
50°C Configured Product No.
2850318-S50
2850327-S50
60°C Configured Product No.
2850318
2850327
Type
Instantaneous
Instantaneous
Voltage, V
415V
415V
Rated Power, kW
18
27
Rated Current, A
25.1
37.6
Hot Water Delivery, L/min (at ΔT = 35°C)
7.5
11.3
Min. Activation Flow Rate, L/min
2.5
2.5
Max Inlet Pressure Rating, kPa
1000
1000
Temperature Range^, °C
30° - 50/60°
30° - 50/60°
Dimensions, mm
245W x 440H x 126D
245W x 440H x 126D
Weight, kg
4
4
IP Rating
IP24
IP24
Water Connections
G 1/2” Female
G 1/2” Female
Element Type
Bare Element
Bare Element
Min Water Resistivity, Ω cm (at 15°C)
1100
1100
Pressure Range @ Main Water (MPa)
0.1 - 1
0.1 - 1
WaterMark Approval
WM 40268 (AS 3498)
WM 40268 (AS 3498)

APPROVALS & CERTIFICATIONS

WaterMark Certified WM 40268 (AS 3498)
RCM Marked AU/NZ compliant

FEATURES

  • Available in 18kW and 27kW options.
  • Clear LCD screen displays the desired outlet temperature, along with inlet and outlet temperatures, power usage (% of max.), and water flow rate.
  • Provides stable, precise control of water temperature between 30–60°C, in 1°C increments.
  • Temperature lock allows the user to set and save the maximum temperature (child safety lock).
  • Temperature memory function allows the user to save the 3 most frequently used water temperatures.
  • No Flue Required
  • Available in 50°C and 60°C (max. temperature) configurations.
  • 5 years Residential Warranty
  • 2 years Commercial Warranty

FAQS

Frequently asked questions

Yes. The system is designed for point-of-use hot water delivery and can be deployed apartment-by-apartment to reduce distribution losses and simplify staged construction.

No. The solution is instantaneous and heats water only when required, so there is no dedicated storage vessel or standby heat loss.

Yes. It is well suited to aged care environments where reliability, temperature control, and reduced central plant dependency are important.

Yes. Specification sheets, installation guidance, and supporting compliance documents can be made available for design and approvals workflows.

Yes. Its compact footprint and point-of-use approach make it effective for refurbishment and upgrade projects where plant space is constrained.

Case studies

Coopers Plains Case Study - Fala

Multi- Res • Brisbane, QLD

Residential Complex – Queensland

39
Units
30°C
11.3L/min

Read Case Study

Woodlands Case Study - Fala

Multi-Residential • WA

Luxury Apartments – Woodlands WA

7
Units
3
Phase Solution

Read Case Study

Fala - Designed for Real Projects

Article • Australia

Replacing Traditional Hot Water Tanks in Modern Projects

Read Article

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