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G 5.1 vs G5.1 Pro-B (EU, NA, AU) 10 of 14 identical Swap Change batteries

Deye SE-G 5.1 vs Deye SE-G5.1 Pro-B (EU, NA, AU)

Deye SE-G 5.1
SE-G 5.1
5.12 kWh LV
Open battery page Datasheet PDF
VS
Deye SE-G5.1 Pro-B (EU, NA, AU)
SE-G5.1 Pro-B (EU, NA, AU)
5.12 kWh LFP LV
Open battery page Datasheet PDF
The verdict

G5.1 Pro-B (EU, NA, AU) leads on the differences that matter

The largest is continuous discharge power: 2.62 kW more power. 10 of 14 comparable parameters are identical, with 19 more left out because at least one datasheet does not publish them.

See all 4 differences
How alike are they
10 of 14 comparable
parameters are identical
identical differs not published
01

What actually differs

4 of 14 parameters
Parameter G 5.1 G5.1 Pro-B (EU, NA, AU) Difference
Continuous discharge power 2.50 kW 5.12 kW 2.62 kW more power
Warranty 5 yrs 10 yrs 5 yrs longer
Power per kWh 0.49 kW/kWh 1.00 kW/kWh 0.51 kW/kWh more power for its size
Dimensions 460x440x333 mm 133x440x540 mm 460x440x333 mm vs 133x440x540 mm
02

Price offers

9 shops we track
Shop G 5.1 G5.1 Pro-B (EU, NA, AU) At this shop
Sklep Soltech Poland - 2 956.80 zł net Only G5.1 Pro-B (EU, NA, AU)
www.nejpanely.cz Czechia - 20 000 Kč incl. VAT Only G5.1 Pro-B (EU, NA, AU)
eshop.jm-tech.sk Slovakia - 690 € net Only G5.1 Pro-B (EU, NA, AU)
livre.pt Portugal - 756.99 € net Only G5.1 Pro-B (EU, NA, AU)
lacasasolar.es Spain - 919 € incl. VAT Only G5.1 Pro-B (EU, NA, AU)
Solaris Energy Poland - 4 230 zł incl. VAT Only G5.1 Pro-B (EU, NA, AU)
mon-shopping-solaire.fr France - 1 026 € incl. VAT Only G5.1 Pro-B (EU, NA, AU)
lifepo4oz.com Australia - 2 299 A$ incl. VAT Only G5.1 Pro-B (EU, NA, AU)
solarbex.com Spain - 1 005 € incl. VAT Only G5.1 Pro-B (EU, NA, AU)

All 9 offers for G5.1 Pro-B (EU, NA, AU)

Shop prices by brand: See 44 Deye offers

03

Full specification

Parameter G 5.1 G5.1 Pro-B (EU, NA, AU) Difference
Capacity
Usable energy 5.12 kWh 5.12 kWh Same
Nominal energy 5.12 kWh 5.12 kWh Same
Depth of discharge - 90 % Not published by Deye
Max system capacity 327.7 kWh 327.7 kWh Same
Modules per stack - - Neither datasheet publishes this
Power
Continuous discharge power 2.50 kW 5.12 kW +2.62 kW for G5.1 Pro-B (EU, NA, AU)
Continuous charge power - 5.12 kW Not published by Deye
Peak discharge power - 7.68 kW Not published by Deye
Power per kWh 0.49 kW/kWh 1.00 kW/kWh +0.51 kW/kWh for G5.1 Pro-B (EU, NA, AU)
Efficiency and lifetime
Round-trip efficiency - - Neither datasheet publishes this
Cycle life - 6000 cycles Not published by Deye
Cycle test depth - 90 % Not published by Deye
Capacity at end of life - 70 % Not published by Deye
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 Not published by Deye
Cell chemistry - LFP Not published by Deye
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 45.0 kg 45.0 kg Same
Weight per kWh 8.8 kg/kWh 8.8 kg/kWh Same
Dimensions 460x440x333 mm 133x440x540 mm 460x440x333 mm vs 133x440x540 mm
Ingress protection - IP20 Not published by Deye
Outdoor-rated - - Neither datasheet publishes this
Min operating temperature -20 °C -20 °C Same
Max operating temperature 55 °C 55 °C Same
Warranty
Warranty 5 yrs 10 yrs +5 yrs for G5.1 Pro-B (EU, NA, AU)
Warranted throughput - 16.0 MWh Not published by Deye
04

More useful comparisons

Open all batteries
Similar capacity
Deye SE-G 5.1 vs Deye RW-L5.1
6 differences, the largest is continuous discharge power
Similar capacity
Deye SE-G 5.1 vs Deye RW-F5.3-2H3
10 differences, the largest is usable energy
Similar capacity
Deye SE-G 5.1 vs Deye RW-F5.3-1H3
10 differences, the largest is usable energy
05

Written summary

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