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AI-W5.1-B (4 modules) vs SE-F16 9 of 21 identical Swap Change batteries

Deye AI-W5.1-B (4 modules) vs Deye SE-F16

AI-W5.1-B (4 modules)
18.4 kWh LFP LV
Open battery page Datasheet PDF
VS
Deye SE-F16
SE-F16
14.4 kWh LFP LV
Open battery page Datasheet PDF
The verdict

12 differences, and they point both ways

The largest is usable energy: 4.00 kWh apart. 9 of 21 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them.

See all 12 differences
How alike are they
9 of 21 comparable
parameters are identical
identical differs not published
01

What actually differs

12 of 21 parameters
Parameter AI-W5.1-B (4 modules) SE-F16 Difference
Usable energy 18.40 kWh 14.40 kWh 4.00 kWh apart
Continuous discharge power 12.80 kW 11.78 kW 1.02 kW more power
Max system capacity 30.7 kWh 460.8 kWh 430.1 kWh more room to expand
Nominal energy 20.48 kWh 16.00 kWh 4.48 kWh apart
Continuous charge power 12.80 kW 8.19 kW 4.61 kW faster charging
Peak discharge power 18.43 kW 14.34 kW 4.09 kW more surge
Weight 233.5 kg 107.0 kg 126.5 kg lighter
Weight per kWh 12.7 kg/kWh 7.4 kg/kWh 5.3 kg/kWh lighter
Power per kWh 0.70 kW/kWh 0.82 kW/kWh 0.12 kW/kWh more power for its size
Ingress protection IP65 (after stacking) IP21 IP65 (after stacking) vs IP21
Operating voltage 43.2-57.6 V 44.8-57.6 V 43.2-57.6 V vs 44.8-57.6 V
Dimensions 1412x720x255 mm 233x400x233 mm 1412x720x255 mm vs 233x400x233 mm
02

Price offers

9 shops we track
Shop AI-W5.1-B (4 modules) SE-F16 At this shop
Master Energy Poland - 8 056.50 zł incl. VAT Only SE-F16
www.hlumar.sk Slovakia - 1 905 € incl. VAT Only SE-F16
Sklep Soltech Poland - 6 832 zł net Only SE-F16
www.nejpanely.cz Czechia - 49 000 Kč incl. VAT Only SE-F16
Solaris Energy Poland - 9 200 zł incl. VAT Only SE-F16
lxsolar.fr France - 2 090 € incl. VAT Only SE-F16
www.solarchoc.com France - 2 090 € incl. VAT Only SE-F16
livre.pt Portugal - 1 942.99 € net Only SE-F16
solarbex.com Spain - 2 097.33 € incl. VAT Only SE-F16

All 9 offers for SE-F16

Shop prices by brand: See 44 Deye offers

03

Full specification

Parameter AI-W5.1-B (4 modules) SE-F16 Difference
Capacity
Usable energy 18.40 kWh 14.40 kWh 4.00 kWh apart
Nominal energy 20.48 kWh 16.00 kWh 4.48 kWh apart
Depth of discharge 90 % 90 % Same
Max system capacity 30.7 kWh 460.8 kWh +430.1 kWh for SE-F16
Modules per stack 1-6 - Not published by Deye
Power
Continuous discharge power 12.80 kW 11.78 kW +1.02 kW for AI-W5.1-B (4 modules)
Continuous charge power 12.80 kW 8.19 kW +4.61 kW for AI-W5.1-B (4 modules)
Peak discharge power 18.43 kW 14.34 kW +4.09 kW for AI-W5.1-B (4 modules)
Power per kWh 0.70 kW/kWh 0.82 kW/kWh +0.12 kW/kWh for SE-F16
Efficiency and lifetime
Round-trip efficiency - - Neither datasheet publishes this
Cycle life 6000 cycles 6000 cycles Same
Cycle test depth 90 % - Not published by Deye
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 44.8-57.6 V 43.2-57.6 V vs 44.8-57.6 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 233.5 kg 107.0 kg -126.5 kg for SE-F16
Weight per kWh 12.7 kg/kWh 7.4 kg/kWh -5.3 kg/kWh for SE-F16
Dimensions 1412x720x255 mm 233x400x233 mm 1412x720x255 mm vs 233x400x233 mm
Ingress protection IP65 (after stacking) IP21 IP65 (after stacking) vs IP21
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 - Not published by Deye
Warranted throughput 16.0 MWh - Not published by Deye
04

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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.