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RW-F10.2-B vs AI-W5.1-B (2 modules) 14 of 24 identical Swap Change batteries

Deye RW-F10.2-B vs Deye AI-W5.1-B (2 modules)

Deye RW-F10.2-B
RW-F10.2-B
9.2 kWh LFP LV
Open battery page Datasheet PDF
VS
AI-W5.1-B (2 modules)
9.2 kWh LFP LV
Open battery page Datasheet PDF
The verdict

RW-F10.2-B leads on the differences that matter

The largest is continuous discharge power: 3.07 kW more power. 14 of 24 comparable parameters are identical, with 9 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
14 of 24 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 24 parameters
Parameter RW-F10.2-B AI-W5.1-B (2 modules) Difference
Continuous discharge power 12.29 kW 9.22 kW 3.07 kW more power
Max system capacity 294.4 kWh 30.7 kWh 263.7 kWh more room to expand
Continuous charge power 10.14 kW 9.22 kW 0.92 kW faster charging
Peak discharge power 15.36 kW 13.82 kW 1.54 kW more surge
Power per kWh 1.34 kW/kWh 1.00 kW/kWh 0.33 kW/kWh more power for its size
Weight 107.0 kg 127.5 kg 20.5 kg lighter
Weight per kWh 11.6 kg/kWh 13.9 kg/kWh 2.2 kg/kWh lighter
Warranted throughput 32.0 MWh 16.0 MWh 16.0 MWh more
Ingress protection IP65 IP65 (after stacking) IP65 vs IP65 (after stacking)
Dimensions 830x600x200 mm 850x720x255 mm 830x600x200 mm vs 850x720x255 mm
02

Price offers

1 shop we track
Shop RW-F10.2-B AI-W5.1-B (2 modules) At this shop
www.nejpanely.cz Czechia 55 000 Kč incl. VAT - Only RW-F10.2-B

All 1 offer for RW-F10.2-B

Shop prices by brand: See 44 Deye offers

03

Full specification

Parameter RW-F10.2-B AI-W5.1-B (2 modules) Difference
Capacity
Usable energy 9.20 kWh 9.20 kWh Same
Nominal energy 10.24 kWh 10.24 kWh Same
Depth of discharge 90 % 90 % Same
Max system capacity 294.4 kWh 30.7 kWh +263.7 kWh for RW-F10.2-B
Modules per stack - 1-6 Not published by Deye
Power
Continuous discharge power 12.29 kW 9.22 kW +3.07 kW for RW-F10.2-B
Continuous charge power 10.14 kW 9.22 kW +0.92 kW for RW-F10.2-B
Peak discharge power 15.36 kW 13.82 kW +1.54 kW for RW-F10.2-B
Power per kWh 1.34 kW/kWh 1.00 kW/kWh +0.33 kW/kWh for RW-F10.2-B
Efficiency and lifetime
Round-trip efficiency - - Neither datasheet publishes this
Cycle life 6000 cycles 6000 cycles Same
Cycle test depth 90 % 90 % Same
Capacity at end of life 70 % 70 % Same
Self-discharge - - Neither datasheet publishes this
Electrical
Voltage class Low voltage Low voltage Same
Nominal voltage 51 V 51 V Same
Operating voltage 43.2-57.6 V 43.2-57.6 V Same
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 107.0 kg 127.5 kg -20.5 kg for RW-F10.2-B
Weight per kWh 11.6 kg/kWh 13.9 kg/kWh -2.2 kg/kWh for RW-F10.2-B
Dimensions 830x600x200 mm 850x720x255 mm 830x600x200 mm vs 850x720x255 mm
Ingress protection IP65 IP65 (after stacking) IP65 vs IP65 (after stacking)
Outdoor-rated - - Neither datasheet publishes this
Min operating temperature -20 °C -20 °C Same
Max operating temperature 55 °C 55 °C Same
Warranty
Warranty 10 yrs 10 yrs Same
Warranted throughput 32.0 MWh 16.0 MWh +16.0 MWh for RW-F10.2-B
04

More useful comparisons

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Deye RW-F10.2-B vs FelicityESS LUX-E-48200LG03
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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.