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HS15 vs Tower Pro TP15 4 of 15 identical Swap Change batteries

FoxESS HS15 vs Dyness Tower Pro TP15

HS15
14.29 kWh LFP HV
Open battery page Datasheet PDF
VS
Dyness Tower Pro TP15
Tower Pro TP15
14.59 kWh 95.0 % round-trip LFP HV
Open battery page Datasheet PDF
The verdict

Tower Pro TP15 leads on the differences that matter

The largest is usable energy: 0.30 kWh apart. 4 of 15 comparable parameters are identical, with 18 more left out because at least one datasheet does not publish them.

See all 11 differences
How alike are they
4 of 15 comparable
parameters are identical
identical differs not published
01

What actually differs

11 of 15 parameters
Parameter HS15 Tower Pro TP15 Difference
Usable energy 14.29 kWh 14.59 kWh 0.30 kWh apart
Cycle life 6000 cycles 8000 cycles 2000 cycles more
Warranty 10 yrs 15 yrs 5 yrs longer
Max system capacity 19.6 kWh 23.0 kWh 3.4 kWh more room to expand
Nominal energy 14.74 kWh 15.36 kWh 0.62 kWh apart
Nominal voltage 307 V 384 V 77 V apart
Min operating temperature -10 °C -20 °C 10 °C more cold tolerant
Cycle test depth 80 % 95 % 15 pp apart
Ingress protection IP21 IP55 IP21 vs IP55
Modules per stack 2-8 2-6 2-8 vs 2-6
Operating voltage 259.2-350.4 V 336-438 V 259.2-350.4 V vs 336-438 V
02

Price offers

1 shop we track
Shop HS15 Tower Pro TP15 At this shop
Sklep Soltech Poland - 12 990.88 zł net Only Tower Pro TP15

All 1 offer for Tower Pro TP15

Shop prices by brand: See 31 FoxESS offers · See 26 Dyness offers

03

Full specification

Parameter HS15 Tower Pro TP15 Difference
Capacity
Usable energy 14.29 kWh 14.59 kWh 0.30 kWh apart
Nominal energy 14.74 kWh 15.36 kWh 0.62 kWh apart
Depth of discharge - 95 % Not published by FoxESS
Max system capacity 19.6 kWh 23.0 kWh +3.4 kWh for Tower Pro TP15
Modules per stack 2-8 2-6 2-8 vs 2-6
Power
Continuous discharge power - 15.36 kW Not published by FoxESS
Continuous charge power - 15.36 kW Not published by FoxESS
Peak discharge power - - Neither datasheet publishes this
Power per kWh - 1.05 kW/kWh Not published by FoxESS
Efficiency and lifetime
Round-trip efficiency - 95.0 % Not published by FoxESS
Cycle life 6000 cycles 8000 cycles +2000 cycles for Tower Pro TP15
Cycle test depth 80 % 95 % 15 pp apart
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 307 V 384 V 77 V apart
Operating voltage 259.2-350.4 V 336-438 V 259.2-350.4 V vs 336-438 V
Cell chemistry LFP LFP Same
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 - 170.5 kg Not published by FoxESS
Weight per kWh - 11.7 kg/kWh Not published by FoxESS
Dimensions - 1230x587x310 mm Not published by FoxESS
Ingress protection IP21 IP55 IP21 vs IP55
Outdoor-rated - Yes Not published by FoxESS
Min operating temperature -10 °C -20 °C -10 °C for Tower Pro TP15
Max operating temperature 55 °C 55 °C Same
Warranty
Warranty 10 yrs 15 yrs +5 yrs for Tower Pro TP15
Warranted throughput - - Neither datasheet publishes this
04

More useful comparisons

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05

Written summary

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