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RW-L2.5A vs WD-G12200 7 of 14 identical Swap Change batteries

Deye RW-L2.5A vs Deye WD-G12200

Deye RW-L2.5A
RW-L2.5A
2.56 kWh LV
Open battery page Datasheet PDF
VS
WD-G12200
2.56 kWh LV
Open battery page Datasheet PDF
The verdict

RW-L2.5A leads on the differences that matter

The largest is warranty: 5 yrs longer. 7 of 14 comparable parameters are identical, with 19 more left out because at least one datasheet does not publish them.

See all 7 differences
How alike are they
7 of 14 comparable
parameters are identical
identical differs not published
01

What actually differs

7 of 14 parameters
Parameter RW-L2.5A WD-G12200 Difference
Warranty 10 yrs 5 yrs 5 yrs longer
Max system capacity 81.9 kWh 25.6 kWh 56.3 kWh more room to expand
Nominal voltage 26 V 13 V 13 V apart
Weight 32.0 kg 21.0 kg 11.0 kg lighter
Weight per kWh 12.5 kg/kWh 8.2 kg/kWh 4.3 kg/kWh lighter
Ingress protection IP65 IP20 IP65 vs IP20
Dimensions 700x350x160 mm 470x470x335 mm 700x350x160 mm vs 470x470x335 mm

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02

Full specification

Parameter RW-L2.5A WD-G12200 Difference
Capacity
Usable energy 2.56 kWh 2.56 kWh Same
Nominal energy 2.56 kWh 2.56 kWh Same
Depth of discharge - - Neither datasheet publishes this
Max system capacity 81.9 kWh 25.6 kWh +56.3 kWh for RW-L2.5A
Modules per stack - - Neither datasheet publishes this
Power
Continuous discharge power 2.50 kW 2.50 kW Same
Continuous charge power - - Neither datasheet publishes this
Peak discharge power - - Neither datasheet publishes this
Power per kWh 0.98 kW/kWh 0.98 kW/kWh Same
Efficiency and lifetime
Round-trip efficiency - - Neither datasheet publishes this
Cycle life - - Neither datasheet publishes this
Cycle test depth - - Neither datasheet publishes this
Capacity at end of life - - Neither datasheet publishes this
Self-discharge - - Neither datasheet publishes this
Electrical
Voltage class Low voltage Low voltage Same
Nominal voltage 26 V 13 V 13 V apart
Operating voltage - - Neither datasheet publishes this
Cell chemistry - - Neither datasheet publishes this
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 32.0 kg 21.0 kg -11.0 kg for WD-G12200
Weight per kWh 12.5 kg/kWh 8.2 kg/kWh -4.3 kg/kWh for WD-G12200
Dimensions 700x350x160 mm 470x470x335 mm 700x350x160 mm vs 470x470x335 mm
Ingress protection IP65 IP20 IP65 vs IP20
Outdoor-rated - - Neither datasheet publishes this
Min operating temperature - -20 °C Not published by Deye
Max operating temperature 55 °C 55 °C Same
Warranty
Warranty 10 yrs 5 yrs +5 yrs for RW-L2.5A
Warranted throughput - - Neither datasheet publishes this
03

More useful comparisons

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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.