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Conserving natural resources and saving money

Balcony solar systems from KÖNNER & SÖHNEN®

  • Cost savings
  • 10+ years of daily use
  • 100% consumption
  • 0% energy loss
Up to 800 W every hour for free

You can use up to 800Wh of free energy every hour by converting sunlight into electricity for your home or commercial needs.

100% solar energy consumption

You can store unused solar energy in the battery pack and consume it in the evening or when there is not enough sunlight.

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The most efficient and scalable system possible

The Könner & Söhnen® microinverter has the option of connecting two separate battery packs to store more free solar energy.
2 independent inputs

The battery packs have 2 independent inputs for connecting solar panels with MPPT controllers in each! They allow you to get the most efficient energy from each panel separately!

2 independent outputs

The units also have 2 independent outputs with a capacity of up to 400 W each, which guarantees correct operation with a microinverter and allows for various power supply options.

Charging / Discharging settings
Pass through
Output settings
Battery discharge scheduling settings for periods without sunlight

Intelligent energy storage system

Könner&Söhnen® balcony systems are designed with the ability for highly individual settings tailored to meet user needs. They offer the option to choose different charging scenarios with priority settings and output power adjustment based on time periods.

Remote control

The device can be remotely controlled using the Power Zero mobile application - anytime, anywhere, via the Internet in real time, you can monitor and regulate energy storage and production. Energy management allows you to configure different options for using the system, adjusting the energy output based on your needs.

It can be connected to Android and iOS devices via Bluetooth or Wi-Fi.

What the system includes

Battery capacity 2240 Wh (50 Ah / 44.8 V)
Battery type LifePo4 (lithium iron phosphate battery)
Lifecycle ≤ 6000 times (80% DOD)
PV MC4-Input×2 12-59 V / 8.47 A 2x500 W max.
DC MC4 Ouput×2 42-50.4 V / 9.52 A 2x400 W max.
Extra battery port at the Input 44.8-51.1V max. 35A, per Output 42V-51.1V max. 30A
Bluetooth 5.2
Wi-Fi 2.4G
Operation temperature, °C -10°С … +50°С
Includes Balcony solar systems’ battery KS 2240BSB, User manual, Tools for MC4 - 1 pc, MС4 cable 3 m - 4 pcs
Protection class IP65
Net dimensions (LxWxH), mm 350×175×295
Gross dimensions (LxWxH), mm 426×243×413
Net weight, kg 18.7
Maximum input Voltage (DC), V 60
Range of input operating voltage (DC), V 25~55
Current (max), A 2x13
Voltage, V 230
Nominal output current, A 3.5
Max output apparent power, VA 800
Rated output power, W 800
Frequency, Hz 50/60
Operation temperature, °C -20°С … +65°С
Peak efficiency 96.5%
Includes Microinverter (1 item)
Power cord 5m (1 item)
User manual (1 item)
IP protection class IP67
Protection class Class I
Gross dimensions (LxWxH), mm 440×286×68
Net weight, kg 3
  • Maximum power point tracking (MPPT)
  • High efficiency of up to 96.5%.
  • Built-in monitoring via Wi-Fi
  • Improved heat dissipation
  • Easy installation, simple operation
Maximum Power (Pmax), W 2x430*
Conversion factor (efficiency, %) 22
Voltage at Pmax (Vmp), V 31.88
Current at Pmax (Imp), A 13.49
Open-Circuit Voltage (Voc), V 38.49
Short-Circuit Current (Isc), A 14.23
Maximum System Voltage, V 1500
Maximum Series Fuse Rating, A 25
Fire Rating Class C
PV Module Classification Class A
Pmax/Voc/Isc Toleranc ±3%
Includes PV Cable 2M (4 pcs)
Solar panel (2 pcs)
IP protection class IP68
Net dimensions (LxWxH), mm 1722×1134×60
Net weight, kg 44.5
  • Half-Cell type - double the number of cells
  • TOPCon N-type technology
  • Single crystal silicon module

Maximum degree of protection IP67

The IP67 rating means that the device is fully protected against dust and moisture, even when immersed in water. This degree of protection ensures that the device will perform for many years in all weather conditions.
Multi-level protection

Multilevel protection against: overload, overcurrent, overvoltage, short circuit, overdischarge, overheating.

Quiet and environmentally friendly

These environmentally friendly energy sources do not produce any harmful waste during operation and have a minimum noise level, making them an ideal solution for those who value peace of mind.

Easy installation and operation

Installation of the balcony system takes a few minutes. The system does not require complex maintenance: adding fuel, lubricating oil, replacing filters.

Frequently asked questions

LiFePO4 Battery.

No, according to the airline transportation standards, 100Wh capacity of lithium battery can not board the
aircraft.

Yes. Please use solar panels that meet the following specifications for charging. Voltage range: 12-59VDC,
Rated output power (discharging): 800W max. (Choose our solar photovoltaic products, just insert the
DC port, you can easily charge the product with solar energy. This product uses MPPT (Maximum Power
Tracking) technology, which can compare the output voltage point of the solar panel with the battery voltage
of the product in real time, so as to find the maximum power output point that the solar panel can provide
and charge the battery of the machine to obtain the best charging efficiency.
*Actual performance is related to weather)

If your balcony is often flooded, we recommend raising your product. This will prevent malfunctions due
to prolonged soaking.

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