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ECS4300H-H7 vs ECS4300H-H6 14 of 20 identical Swap Change batteries

FoxESS ECS4300H-H7 vs FoxESS ECS4300H-H6

FoxESS ECS4300H-H7
ECS4300H-H7
26.13 kWh 95.0 % round-trip LFP HV
Open battery page Datasheet PDF
VS
FoxESS ECS4300H-H6
ECS4300H-H6
22.39 kWh 95.0 % round-trip LFP HV
Open battery page Datasheet PDF
The verdict

ECS4300H-H6 leads on the differences that matter

The largest is usable energy: 3.74 kWh apart. 14 of 20 comparable parameters are identical, with 13 more left out because at least one datasheet does not publish them.

See all 6 differences
How alike are they
14 of 20 comparable
parameters are identical
identical differs not published
01

What actually differs

6 of 20 parameters
Parameter ECS4300H-H7 ECS4300H-H6 Difference
Usable energy 26.13 kWh 22.39 kWh 3.74 kWh apart
Nominal energy 29.03 kWh 24.88 kWh 4.15 kWh apart
Nominal voltage 403 V 346 V 58 V apart
Weight 263.5 kg 226.5 kg 37.0 kg lighter
Operating voltage 340.2-459.9 V 291.6-394.2 V 340.2-459.9 V vs 291.6-394.2 V
Dimensions 1006x570x380 mm 878x570x380 mm 1006x570x380 mm vs 878x570x380 mm

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02

Full specification

Parameter ECS4300H-H7 ECS4300H-H6 Difference
Capacity
Usable energy 26.13 kWh 22.39 kWh 3.74 kWh apart
Nominal energy 29.03 kWh 24.88 kWh 4.15 kWh apart
Depth of discharge 90 % 90 % Same
Max system capacity 29.0 kWh 29.0 kWh Same
Modules per stack 2-7 2-7 Same
Power
Continuous discharge power - - Neither datasheet publishes this
Continuous charge power - - Neither datasheet publishes this
Peak discharge power - - Neither datasheet publishes this
Power per kWh - - Neither datasheet publishes this
Efficiency and lifetime
Round-trip efficiency 95.0 % 95.0 % Same
Cycle life 6000 cycles 6000 cycles Same
Cycle test depth 90 % 90 % Same
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 403 V 346 V 58 V apart
Operating voltage 340.2-459.9 V 291.6-394.2 V 340.2-459.9 V vs 291.6-394.2 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 263.5 kg 226.5 kg -37.0 kg for ECS4300H-H6
Weight per kWh 10.1 kg/kWh 10.1 kg/kWh Same
Dimensions 1006x570x380 mm 878x570x380 mm 1006x570x380 mm vs 878x570x380 mm
Ingress protection IP65 IP65 Same
Outdoor-rated Yes Yes Same
Min operating temperature -20 °C -20 °C Same
Max operating temperature 55 °C 55 °C Same
Warranty
Warranty - - Neither datasheet publishes this
Warranted throughput - - Neither datasheet publishes this
03

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04

Written summary

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