1,999 €
Deliveryabout 1–12 days
Returns–
Colour: grey No reviews at this shop yet
To Kaufland.de Zendure SolarFlow 4000 Mix Pro
Its kind or too few of its facts are known yet, so it is not in our ranking.
1,999 €
Prices per shop
On 3 November 2026 the lowest price for the Zendure SolarFlow 4000 Mix Pro is 1,999 € at Kaufland.de, delivery to Germany included.
All prices include VAT and delivery to Germany. We may earn a commission when you buy through these links. It never changes our ranking.
2,083 €2,199 € Discount as claimed by the shop. We have not followed this shop for the 30 days before the sale began, so we cannot verify the old price yet.How we work this out
Deliveryabout 1–4 days
Returns30-day free returns
Colour: grey No reviews at this shop yet
To OTTO Zendure brand store
2,399 €
Deliveryabout 4–8 days
Returns–
Colour: grey No reviews at this shop yet
To Zendure At the same price, a shop in your own country comes first, then a shop selling its own stock before a marketplace seller, then the shorter delivery time, then free returns and the longer return window. Commission never counts.
Price history
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Lowest since 3 Nov1,999 €
Highest since 3 Nov2,399 €
Price drops since 3 Nov0no drop seen yet
Zendure SolarFlow 4000 Mix Pro specifications
The numbers that matter first, then every fact by group. As published by the maker or the shop we read it from.
Zendure · on the market since May 2026
AC output4,000 W
Round-trip efficiency90 %
Warranty10 years
Kind of system 1 fact
- Kind of system
Source: derived, no source of its own · checked on 2 Nov
How the battery connects to your home: to a socket, to a balcony solar system, through a hybrid inverter, on the AC side of an installed system, as a module for an inverter, or as a portable power station.
- Balcony solar battery (DC)
Capacity 4 facts
- Nominal capacity
Among the models we track
8 kWh on this model
Lowest
1 kWh Highest
8 kWh Middle
2.4 kWhHigher than 31 of the 34 models we track.
Source: Manual · checked on 2 Nov
The cells’ full capacity, before the reserve the battery keeps. The usable capacity is the figure to compare.
- 8 kWh
- Batteries per system, at most
Among the models we track
6 on this model
Lowest
1 Highest
6 Middle
5Higher than 29 of the 37 models we track.
Source: Manual · checked on 2 Nov
How many battery units one system takes.
- 6
- Battery voltage
Among the models we track
25.6 V on this model
Lowest
16 V Highest
102.4 V Middle
41.6 VLower than 14 of the 21 models we track.
Source: Manual · checked on 2 Nov
The battery’s nominal voltage. A high-voltage battery works only with an inverter made for it.
- 25.6 V
- Capacity in ampere-hours
Among the models we track
314 Ah on this model
Lowest
20 Ah Highest
314 Ah Middle
60.6 AhHigher than 13 of the 19 models we track.
Source: Manual · checked on 2 Nov
The cells’ capacity in ampere-hours. Times the voltage, it gives the nominal capacity.
- 314 Ah
Power 4 facts
- AC output
Among the models we track
4,000 W on this model
Lowest
800 W Highest
6,900 W Middle
1,200 WHigher than 32 of the 36 models we track.
Source: Manual · checked on 2 Nov
The most power the battery delivers to your home without a break, as the maker states it.
- 4,000 W
- AC output as delivered
Among the models we track
800 W on this model
Lowest
200 W Highest
800 W Middle
800 WHigher than 3 of the 26 models we track.
Source: Manual · checked on 2 Nov
The output the battery is set to when it arrives, which can be lower than its maximum.
- 800 W
- Peak output
Among the models we track
7,200 W on this model
Lowest
1,200 W Highest
8,000 W Middle
5,520 WHigher than 6 of the 11 models we track.
Source: zendure.de · checked on 2 Nov
The power it delivers for a short time, such as when a device starts up.
- 7,200 W
- AC charging power
Among the models we track
4,000 W on this model
Lowest
800 W Highest
4,000 W Middle
2,050 WHigher than 28 of the 30 models we track.
Source: Manual · checked on 2 Nov
How fast the battery charges from the grid.
- 4,000 W
Solar input 7 facts
- Coupling
Source: derived, no source of its own · checked on 2 Nov
Where the battery connects to the solar system: on the DC side, between the panels and the inverter, or on the AC side, behind the inverter.
- AC and DC
- Solar input
Among the models we track
8,000 W on this model
Lowest
0 W Highest
8,000 W Middle
1,900 WHigher than 27 of the 28 models we track.
Source: Manual · checked on 2 Nov
The most solar power the battery takes in directly from panels.
- 8,000 W
- Solar trackers (MPPT)
Among the models we track
2 on this model
Lowest
2 Highest
4 Middle
3Lower than 14 of the 25 models we track.
Source: Manual · checked on 2 Nov
How many separate strings of panels it takes, each tracked for its best power.
- 2
- Highest solar voltage
Among the models we track
400 V on this model
Lowest
55 V Highest
600 V Middle
60 VHigher than 17 of the 20 models we track.
Source: Manual · checked on 2 Nov
The highest voltage the solar input takes. A string of panels must stay below it, on a cold day too.
- 400 V
- Tracker voltage, lowest
Among the models we track
30 V on this model
Lowest
10 V Highest
30 V Middle
16 VHigher than 21 of the 24 models we track.
Source: Manual · checked on 2 Nov
The lowest voltage at which the tracker works at full power.
- 30 V
- Tracker voltage, highest
Among the models we track
400 V on this model
Lowest
48 V Highest
550 V Middle
60 VHigher than 21 of the 23 models we track.
Source: Manual · checked on 2 Nov
The highest voltage at which the tracker works at full power.
- 400 V
- Solar current per tracker
Among the models we track
17.2 A on this model
Lowest
14 A Highest
36 A Middle
18 ALower than 14 of the 21 models we track.
Source: Manual · checked on 2 Nov
The highest current one tracker takes. A panel that delivers more is held to it.
- 17.2 A
Efficiency and standby 3 facts
- Round-trip efficiency
Source: zendure.de · checked on 2 Nov
How much of the energy that goes in comes out again, as the maker states it. A higher figure loses less on every cycle.
- 90 %
- Efficiency measured
Source: zendure.de · checked on 2 Nov
What the efficiency figure covers. AC to AC counts the inverter’s losses both ways and is the figure to compare. A DC figure leaves the inverter out, so it reads higher.
- Not stated
- Efficiency measured under
Source: zendure.de · checked on 2 Nov
The conditions the maker gives for its efficiency figure, such as the power and the temperature.
- 95 % charge × 95 % discharge efficiency on the module side ≈ 90.25 %
Battery life and warranty 4 facts
- Cell chemistry
Source: Manual · checked on 2 Nov
The cells’ chemistry. LFP cells last many cycles and are less prone to overheating than NMC cells.
- Lithium iron phosphate (LFP)
- Rated cycles
Among the models we track
10,000 on this model
Lowest
3,000 Highest
10,000 Middle
6,000Higher than 17 of the 25 models we track.
Source: zendure.de · checked on 2 Nov
How many full charge cycles the maker rates the cells for.
- 10,000
- Capacity after the rated cycles
Among the models we track
70 % on this model
Lowest
60 % Highest
80 % Middle
70 %Higher than 2 of the 17 models we track.
Source: zendure.de · checked on 2 Nov
The share of capacity the maker says is left after the rated cycles.
- 70 %
- Warranty
Among the models we track
10 years on this model
Lowest
2 years Highest
12 years Middle
10 yearsHigher than 5 of the 38 models we track.
When it matters
- A battery you buy to keep for ten years or more.
- A large and expensive system, where a failed cell costs a lot to replace.
When it matters less
- A small portable station you are likely to replace sooner hardly needs the extra years.
Source: zendure.de · checked on 2 Nov
How many years the maker’s warranty on the battery runs.
- 10 years
Backup power 4 facts
- Backup power
Source: zendure.de · checked on 2 Nov
What the battery powers during a power cut: nothing, a device at its own socket, chosen circuits, or the whole home.
- At a socket on the battery
- Backup output
Among the models we track
3,680 W on this model
Lowest
1,000 W Highest
3,680 W Middle
1,600 WHigher than 20 of the 23 models we track.
Source: Manual · checked on 2 Nov
The most power the battery delivers during a power cut.
- 3,680 W
- Switchover time
Among the models we track
10 ms on this model
Lowest
10 ms Highest
20 ms Middle
15 msLower than 8 of the 14 models we track.
Source: zendure.de · checked on 2 Nov
How long the power is off before the backup takes over. The shorter, the more devices keep running.
- 10 ms
- Solar charging during a power cut
Source: zendure.de · checked on 2 Nov
Whether the panels keep charging the battery while the grid is down.
- yes
Smart features 1 fact
- Connectivity
Source: Manual · checked on 2 Nov
How the battery connects to your network or the app.
- Wi-Fi, Ethernet, Bluetooth
Build and placement 9 facts
- Placement
Source: zendure.de · checked on 2 Nov
Where the maker allows the battery to stand.
- Indoors or outdoors
- Protection rating (IP)
Source: Manual · checked on 2 Nov
How well the case keeps out dust and water. A battery that stands outdoors needs a higher rating.
- IP65
- Lowest operating temperature
Among the models we track
-20 °C on this model
Lowest
-20 °C Highest
-10 °C Middle
-20 °CLower than 1 of the 31 models we track.
Source: Manual · checked on 2 Nov
The coldest temperature at which the battery works.
- -20 °C
- Highest operating temperature
Among the models we track
55 °C on this model
Lowest
45 °C Highest
60 °C Middle
55 °CHigher than 2 of the 31 models we track.
Source: Manual · checked on 2 Nov
The warmest temperature at which the battery works.
- 55 °C
- Lowest charging temperature
Among the models we track
0 °C on this model
Lowest
-20 °C Highest
0 °C Middle
0 °CHigher than 7 of the 19 models we track.
Source: Manual · checked on 2 Nov
The coldest temperature at which the battery still charges. Many cells may not charge below 0 °C without heating.
- 0 °C
- Highest charging temperature
Source: Manual · checked on 3 Nov
The warmest temperature at which the battery still charges.
- 55 °C
- Self-heating
28 of the 28 models we track have this.
Source: Manual · checked on 2 Nov
Whether the battery warms its own cells, so it charges in cold weather.
- yes
- Weight
Among the models we track
82 kg on this model
Lowest
4.7 kg Highest
82 kg Middle
25.9 kgHigher than 35 of the 37 models we track.
When it matters
- Carrying a portable station to the garden, the car or the campsite.
- A wall or a balcony railing that has to bear the battery.
When it matters less
- A floor-standing system that is installed once and stays put.
Source: Manual · checked on 2 Nov
The weight of the battery, or of one unit for a battery built from several.
- 82 kg
- Noise
Among the models we track
43 dB on this model
Lowest
30 dB Highest
43 dB Middle
30 dBHigher than 8 of the 11 models we track.
When it matters
- A battery in a hallway, a living room or next to a bedroom.
- A model with a fan that runs while it charges at full power.
When it matters less
- In a garage or a cellar nobody hears it.
Source: zendure.de · checked on 2 Nov
How loud the battery is while it runs, as the maker states it.
- 43 dB
Installation 2 facts
- Installation
Source: zendure.de · checked on 2 Nov
Whether you set the battery up yourself or an electrician has to connect it.
- Electrician for more power
- Clearance needed
Among the models we track
50 mm on this model
Lowest
30 mm Highest
50 mm Middle
30 mmHigher than 3 of the 5 models we track.
Source: Manual · checked on 2 Nov
The free space the maker asks for around the battery.
- 50 mm
Sources: Manual · zendure.de
The maker
Zendure
Zendure is an energy technology company with teams in Silicon Valley in the USA, the Greater Bay Area in China, Japan and Germany. In Europe it sells through Zendure DE GmbH in Düsseldorf. Its balcony and home batteries include the SolarFlow 2400 AC and the SolarFlow Hub 2000.