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AI-W5.1-B (1 module) vs BAT-05K48 (single module) 5 of 19 identical Swap Change batteries

Deye AI-W5.1-B (1 module) vs SolarEdge BAT-05K48 (single module)

AI-W5.1-B (1 module)
4.6 kWh LFP LV
Open battery page Datasheet PDF
VS
SolarEdge BAT-05K48 (single module)
BAT-05K48 (single module)
4.6 kWh 95.4 % round-trip LFP LV
Open battery page Datasheet PDF
The verdict

AI-W5.1-B (1 module) leads on the differences that matter

The largest is continuous discharge power: 4.22 kW more power. 5 of 19 comparable parameters are identical, with 14 more left out because at least one datasheet does not publish them.

See all 14 differences
How alike are they
5 of 19 comparable
parameters are identical
identical differs not published
01

What actually differs

14 of 19 parameters
Parameter AI-W5.1-B (1 module) BAT-05K48 (single module) Difference
Continuous discharge power 9.22 kW 5.00 kW 4.22 kW more power
Max system capacity 30.7 kWh 23.0 kWh 7.7 kWh more room to expand
Continuous charge power 9.22 kW 5.00 kW 4.22 kW faster charging
Power per kWh 2.00 kW/kWh 1.09 kW/kWh 0.92 kW/kWh more power for its size
Weight 74.5 kg 54.7 kg 19.8 kg lighter
Weight per kWh 16.2 kg/kWh 11.9 kg/kWh 4.3 kg/kWh lighter
Min operating temperature -20 °C -10 °C 10 °C more cold tolerant
Cycle test depth 90 % 100 % 10 pp apart
Max operating temperature 55 °C 50 °C 5 °C more heat tolerant
Nominal voltage 51 V 48 V 3 V apart
Ingress protection IP65 (after stacking) IP65 / NEMA 3R IP65 (after stacking) vs IP65 / NEMA 3R
Modules per stack 1-6 1-5 1-6 vs 1-5
Operating voltage 43.2-57.6 V 44.8-56.5 V 43.2-57.6 V vs 44.8-56.5 V
Dimensions 569x720x255 mm 500x540x240 mm 569x720x255 mm vs 500x540x240 mm
02

Price offers

2 shops we track
Shop AI-W5.1-B (1 module) BAT-05K48 (single module) At this shop
Sklep Soltech Poland 3 864 zł net 7 284.49 zł net AI-W5.1-B (1 module) costs less
Master Energy Poland 4 858.50 zł incl. VAT - Only AI-W5.1-B (1 module)

All 2 offers for AI-W5.1-B (1 module) · All 1 offer for BAT-05K48 (single module)

Shop prices by brand: See 44 Deye offers · See 9 SolarEdge offers

03

Full specification

Parameter AI-W5.1-B (1 module) BAT-05K48 (single module) Difference
Capacity
Usable energy 4.60 kWh 4.60 kWh Same
Nominal energy 5.12 kWh - Not published by SolarEdge
Depth of discharge 90 % - Not published by SolarEdge
Max system capacity 30.7 kWh 23.0 kWh +7.7 kWh for AI-W5.1-B (1 module)
Modules per stack 1-6 1-5 1-6 vs 1-5
Power
Continuous discharge power 9.22 kW 5.00 kW +4.22 kW for AI-W5.1-B (1 module)
Continuous charge power 9.22 kW 5.00 kW +4.22 kW for AI-W5.1-B (1 module)
Peak discharge power 7.68 kW - Not published by SolarEdge
Power per kWh 2.00 kW/kWh 1.09 kW/kWh +0.92 kW/kWh for AI-W5.1-B (1 module)
Efficiency and lifetime
Round-trip efficiency - 95.4 % Not published by Deye
Cycle life 6000 cycles - Not published by SolarEdge
Cycle test depth 90 % 100 % 10 pp apart
Capacity at end of life 70 % - Not published by SolarEdge
Self-discharge - - Neither datasheet publishes this
Electrical
Voltage class Low voltage Low voltage Same
Nominal voltage 51 V 48 V 3 V apart
Operating voltage 43.2-57.6 V 44.8-56.5 V 43.2-57.6 V vs 44.8-56.5 V
Cell chemistry LFP LFP Same
Active cell balancing - - Neither datasheet publishes this
Thermal management - Yes Not published by Deye
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 74.5 kg 54.7 kg -19.8 kg for BAT-05K48 (single module)
Weight per kWh 16.2 kg/kWh 11.9 kg/kWh -4.3 kg/kWh for BAT-05K48 (single module)
Dimensions 569x720x255 mm 500x540x240 mm 569x720x255 mm vs 500x540x240 mm
Ingress protection IP65 (after stacking) IP65 / NEMA 3R IP65 (after stacking) vs IP65 / NEMA 3R
Outdoor-rated - Yes Not published by Deye
Min operating temperature -20 °C -10 °C -10 °C for AI-W5.1-B (1 module)
Max operating temperature 55 °C 50 °C +5 °C for AI-W5.1-B (1 module)
Warranty
Warranty 10 yrs 10 yrs Same
Warranted throughput 16.0 MWh - Not published by SolarEdge
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.