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Rotenso 4kW Heatmi Split Air-Water Heat Pump

70 m² 60 m²
by Rotenso

✓ Wi-fi included

✓ High Energy Savings

✓ Indoor Controller with temperature sensor

Save €270 Save €270
Original price €3.364
Original price €3.364 - Original price €3.364
Original price €3.364
Current price €3.094
€3.094 - €3.094
Current price €3.094

Tax included. Shipping cost

Delivery time

Available - Delivered within 8-14 working days!

Home delivery - Fast premium delivery on pallets

Payment options- Klarna, Paypal and Credit card, always secure payments

2 Year material warranty

Rotenso 4kW Heatmi Split Air-Water Heat Pump (HES60X1i/HES40X1o)

The Rotenso Heatmi 4kW heat pump is your go-to solution for smaller living spaces and apartments. This air-to-water system offers reliable performance even in the harshest weather conditions, operating effectively at temperatures as low as -25°C.

Key Features

  • Multiple Operating Modes: Whether you need cooling, heating, hot water, or a combination, this unit has you covered with its four operating modes.
  • WiFi Enabled: Control your comfort from anywhere with the integrated WiFi module and the TUYA SMART app.
  • High-Temperature Water: This model can prepare water at temperatures up to 65°C, meeting a variety of domestic hot water needs.
  • Quick Hot Water Access: Benefit from immediate hot water preparation with its quick hot water heating feature.

Advanced Controller

The package includes a wired controller with a color display that allows you to:

  • Check the system's operational status and mode
  • Set the temperature and choose the operating mode
  • Activate special features like vacation mode and eco mode
  • Schedule operating times for maximum efficiency
  • Monitor system health and troubleshoot with error codes
  • Customize language settings and sound alerts

Additional Components

  • Outdoor unit
  • Indoor unit
  • Hydraulic module
  • Hot water tank sensor
  • Plate exchanger
  • Flow sensor
  • Expansion vessel
  • Pressure gauge
  • Water pump
  • Safety and vent valves
  • Water filter Y

Suitable For

The 4kW model is perfect for smaller apartments and spaces that require lower heating and cooling capacities.

Installation Services for Heat Pumps & Air Conditioners

Enjoy comfort and efficiency with Klimatime, where we do more than just offering premium heat pumps and air conditioners. In partnership
with Instapro (MyHammer, Werkspot,, we help you with a seamless,
reliable transition to a better home environment, precisely tailored to your needs.

Quick and Competent Matching: Just a few clicks after your purchase, you'll receive a link to post your installation request. Within
24 hours, you'll be matched with top-tier installers in your area. Whether you're installing a water-based heat pump system, an air-to-air unit, or an air conditioner, our platform connects you with professionals offering competitive pricing, ensuring you receive the best service at the best price.

Assured Quality and Trust: Installers on the platform go through a rigorous selection process, including ID and background checks, skill evaluations, and reviews of their previous work. This vetting process make sure you receive service from experts who are not only experts in their field but also trusted by the community for their high-quality work.

Tailored Choices: Our partner provides you with the
information needed to make the best decision for your home. You'll have access
to installer profiles, customer reviews, and photo galleries of past projects, allowing you to compare and select the installer that best fits your requirements and budget.

Comparing Quotes: A key advantage of our service is
the ability to compare quotes from different installers in your area. This ensures you're fully informed about the cost of installation, which can vary
based on the project's specifics. Here are some approximate costs:

Approximate cost of installing*

• Air-Water Heat Pump: €3500 - €6400
• Air-Air Heat Pump / Air Conditioner: €1250 - €2000

*These prices are estimates based on average offer prices
on the market and may vary by installer and size of the project Please note that prices may exceed these ranges for larger projects

Comprehensive Support: If any issues arise, the dedicated helpdesks of MyHammer, Werkspot or are at your service, offering support and ensuring a smooth resolution.

Your Choice, Empowered by Klimatime: It's important
to clarify that while Klimatime assists in selecting the appropriate model of heat pump or air conditioner for your needs, the help with finding installers is carried out by our trusted partners. This collaboration ensures that the
total cost of a competitively priced heat pump or air conditioner from well-known brands on Klimatime, together with a competitive installation via our partner, presents an incredibly cost-effective solution compared to many
competitors in the market.

Don't forget that to be eligible for subsidies, it's crucial to have your heat pump or air conditioner installed by a qualified professional. Choosing a certified installer ensures not only optimal performance but also compliance with local regulations, making you eligible for potential financial incentives. Ensuring your installation meets all necessary standards for subsidy eligibility.

Available for customers in Germany (, The Netherlands (,
and France ( If you want help with finding installer in another country
within the EU, send us an e-mail at


Telephone support and advice on

German / English


Monday - Friday

9:00 a.m. – 11:00 a.m.

15:00 p.m. - 17:00 p.m

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