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HS7.5 vs Tower T7 5 of 11 identical Swap Change batteries

FoxESS HS7.5 vs Dyness Tower T7

HS7.5
7.15 kWh LFP HV
Open battery page Datasheet PDF
VS
Tower T7
7.1 kWh HV
Open battery page Datasheet PDF
The verdict

HS7.5 leads on the differences that matter

The largest is nominal energy: 0.27 kWh apart. 5 of 11 comparable parameters are identical, with 22 more left out because at least one datasheet does not publish them.

See all 6 differences
How alike are they
5 of 11 comparable
parameters are identical
identical differs not published
01

What actually differs

6 of 11 parameters
Parameter HS7.5 Tower T7 Difference
Nominal energy 7.37 kWh 7.10 kWh 0.27 kWh apart
Nominal voltage 154 V 192 V 38 V apart
Usable energy 7.15 kWh 7.10 kWh 0.05 kWh apart
Max operating temperature 55 °C 50 °C 5 °C more heat tolerant
Ingress protection IP21 IP54 IP21 vs IP54
Modules per stack 2-8 2-6 2-8 vs 2-6

Shop prices by brand: See 21 FoxESS offers · See 20 Dyness offers

02

Full specification

Parameter HS7.5 Tower T7 Difference
Capacity
Usable energy 7.15 kWh 7.10 kWh 0.05 kWh apart
Nominal energy 7.37 kWh 7.10 kWh 0.27 kWh apart
Depth of discharge - 100 % Not published by FoxESS
Max system capacity 19.6 kWh - Not published by Dyness
Modules per stack 2-8 2-6 2-8 vs 2-6
Power
Continuous discharge power - 4.26 kW Not published by FoxESS
Continuous charge power - 4.26 kW Not published by FoxESS
Peak discharge power - - Neither datasheet publishes this
Power per kWh - 0.60 kW/kWh Not published by FoxESS
Efficiency and lifetime
Round-trip efficiency - - Neither datasheet publishes this
Cycle life 6000 cycles 6000 cycles Same
Cycle test depth 80 % - Not published by Dyness
Capacity at end of life - - Neither datasheet publishes this
Self-discharge - - Neither datasheet publishes this
Electrical
Voltage class High voltage High voltage Same
Nominal voltage 154 V 192 V 38 V apart
Operating voltage 129.6-175.2 V - Not published by Dyness
Cell chemistry LFP - Not published by Dyness
Active cell balancing - - Neither datasheet publishes this
Thermal management - - Neither datasheet publishes this
Built-in inverter
Inverter None (battery only) None (battery only) Same
Inverter power - - Neither datasheet publishes this
Grid connection - - Neither datasheet publishes this
Backup power - - Neither datasheet publishes this
Physical
Weight - 105.0 kg Not published by FoxESS
Weight per kWh - 14.8 kg/kWh Not published by FoxESS
Dimensions - 700x504x380 mm Not published by FoxESS
Ingress protection IP21 IP54 IP21 vs IP54
Outdoor-rated - - Neither datasheet publishes this
Min operating temperature -10 °C -10 °C Same
Max operating temperature 55 °C 50 °C +5 °C for HS7.5
Warranty
Warranty 10 yrs 10 yrs Same
Warranted throughput - - Neither datasheet publishes this
03

More useful comparisons

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FoxESS HS7.5 vs Dyness Tower Pro TP7
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FoxESS HS7.5 vs Deye GB-L8
9 differences, the largest is usable energy
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FoxESS HS7.5 vs Deye GB-SL-EU (2 modules in series)
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Dyness Tower T7 vs Solplanet Ai-HB 075A
13 differences, the largest is usable energy
04

Written summary

Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate.