Suntree 3-7kW R290 Air to Water Heat Pump, DC Inverter Twin Rotary, A+++

$910.00

A Suntree Class A+++ air to water heat pump water heater in 3KW, 5KW and 7KW ratings, running R290 with a DC inverter twin rotary compressor.

Heating capacity
4.7KW
Type
Air Source Heat Pump
Power source
Electric, Gas
Housing material
Galvanized metal + painting
Warranty
2 Years
Refrigerant
R290 /R32
  • Reply within one working day
  • Factory-direct pricing, OEM & ODM accepted
  • Full specification and test reports supplied

A twin rotary compressor is the detail that separates a good small air to water heat pump from an average one: two offset rotors balance each other, which cuts vibration and lets the unit run at very low speed without the pulsation a single rotary produces. That is what makes low-load winter operation efficient. 3KW, 5KW and 7KW on R290 at Class A+++, galvanized housing with a two-year warranty.

Key Features of This Air To Water Heat Pump

  • Power Source: Electric, Gas
  • Heating Capacity: 4.7KW
  • Housing Material: Galvanized metal + painting
  • Refrigerant: R290 /R32
  • Warranty: 2 Years
  • Application: Commercial, Household, Outdoor

Technical Specifications

Heating Capacity 4.7KW
Type Air Source Heat Pump
Energy Efficiency Rating Class A+++
Application Commercial, Household, Outdoor
Power Source Electric, Gas
Storage / Tankless Storage
Compressor DC Inverter twin rotary
Housing Material Galvanized metal + painting
Warranty 2 Years
After-Sales Service Provided Free Spare Parts
Installation Freestanding
Refrigerant R290 /R32
Selling Units Single item
Single Package Size 115X45X90 cm
Single Gross Weight 80.000 kg

Warning/Disclaimer

This product has acquired the relevant product qualification(s)/license(s) of certain applicable country/countries.

R290 Inverter Monoblock Air to Water Heat Pump with WIFI Control

Inverter monoblock heat pump is a high-efficiency heating/cooling device that combines inverter technology and a compact, all-in-one design. By intelligently adjusting compressor speed to match actual demand, it significantly improves energy efficiency (COP) and operational stability.

Key Features
1. Inverter Technology
– Uses an inverter compressor to adjust speed seamlessly, avoiding frequent on/off cycles and saving 10%~30% energy.
– Provides precise temperature control (±0.5°C), minimizing fluctuations for enhanced comfort.
2. Integrated Design
– Combines the evaporator, condenser, compressor, and control system into a single unit, offering compact installation (no split refrigerant piping required).
3. Wide Operating Range
– Advanced models can operate efficiently in -25°C to 42°C.
4. Multi-System Compatibility
– Some models support one-to-many configurations (single unit connected to multiple indoor terminals like fan coils or underfloor heating).
5. Smart Control
– Features Wi-Fi remote control, automatic defrosting, fault diagnostics, and integration with smart home systems.
Product Description
Model KP-50
Power supply 220V/50Hz/1P
Refrigerant R32, R290
Heating capacity 4.7kW
Power input  1.1kW
Noise level (1m) 50 dB(A)
Water connection G1”
Water flow switch built-in
Circulation pump built-in
3 way water valve optional

Unit drawing:

 Inverter monoblock series.jpg

Installation

image015.jpg 

Frequently Asked Questions

What is the minimum order quantity for this air to water heat pump?

Minimum order quantity is set per configuration and trial quantities can usually be arranged. Send your target volume with an enquiry and a quotation will follow with current lead times.

What warranty covers this air to water heat pump?

A 2 Years warranty is supplied as standard. Spare parts and technical support remain available beyond the warranty period.

Do you accept OEM or custom branding?

Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying volumes. Supply your artwork and technical requirements with the enquiry.

How long is production and delivery?

Stocked configurations normally ship in 7-15 days. Customised or high-volume orders are typically produced in 25-35 days, confirmed at order.

About the Manufacturer

This air to water heat pump is produced by Shunde Suntree Electrical Appliance Co., Ltd.. Browse the full Shunde Suntree Electrical Appliance Co., Ltd. range on HVACR Nexus.

Heating capacity

4.7KW

type

Air Source Heat Pump

energy efficiency rating

Class A+++

application

Commercial, Household, Outdoor

power source

Electric, Gas

Storage / Tankless

Storage

compressor

DC Inverter twin rotary

housing material

Galvanized metal + painting

warranty

2 Years

after-sales service provided

Free Spare Parts

installation

Freestanding

Refrigerant

R290 /R32

Selling Units

Single item

Single package size

115X45X90 cm

Single gross weight

80.000 kg

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