Built specifically for the Australian and New Zealand climate, the SENSAHEAT PI+ Series 21.0kW Heat Pump offers powerful heating and cooling performance for pools and spas. With advanced inverter technology and a patented back-discharge system, this unit runs efficiently and quietly—ideal for residential and commercial applications.
If you’re after a high-capacity heat pump that’s reliable, energy-efficient, and quiet, this is a great choice.

Highlights

• Model Number: SH-HPPI21P

• 21.0kW premium inverter pool and spa heat pump

• Inverter technology for reduced power consumption

• Super quiet operation using patented back-discharge airflow

• Heating and cooling (reverse cycle) functionality

• Touchscreen control panel

• Wi-Fi enabled for remote control and monitoring

• Titanium heat exchanger for corrosion resistance and longevity

• Mitsubishi DC compressor for high efficiency

• Designed for Australian and New Zealand conditions

• Available in various sizes from 9kW to 35kW

Construction & Features

• Patented back discharge design reduces operating noise

• Hard-wired connection for stability and safety

• IPX4 weather resistance for outdoor use

• 40mm union connection for standard plumbing setups

• Required installation clearance: 500mm front and back, 1000mm both sides

Applications

• Suitable for medium to large residential pools

• In-ground and above-ground spa systems

• All-season heating and cooling

• Great for both new builds and retrofits

Specifications

Heat Pump Performance

• Heating Capacity: 20.8kW

• Maximum Input Current: 17A

• Union Size: 40mm

• Plug Type: Hard Wired

• IP Rating: IPX4

Dimensions & Weight

• Length: 1060mm

• Width: 440mm

• Height: 758mm

• Weight: 74kg

What's Included

• 1 x SENSAHEAT PI+ Series 21.0kW Heat Pump (Model SH-HPPI21P)

• Touchscreen controller

• Installation and operation manual

• Access to free phone support from Spa-Craft

Warranty

• 25 Years – Titanium heat exchanger

• 5 Years – Compressor

Downloads

SensaHeat PI+ Series Datasheet

SensaHeat PI+ Series User Manual