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Ai-HB 175A vs SigenStor BAT stack (2 modules) 4 of 15 identical Swap Change batteries

Solplanet Ai-HB 175A vs Sigenergy SigenStor BAT stack (2 modules)

Solplanet Ai-HB 175A
Ai-HB 175A
16.12 kWh 95.0 % round-trip LFP HV
Open battery page Datasheet PDF
VS
Sigenergy SigenStor BAT stack (2 modules)
SigenStor BAT stack (2 modules)
16.12 kWh LFP
Open battery page Datasheet PDF
The verdict

11 differences, and they point both ways

The largest is continuous discharge power: 2.75 kW more power. 4 of 15 comparable parameters are identical, with 18 more left out because at least one datasheet does not publish them.

See all 11 differences
How alike are they
4 of 15 comparable
parameters are identical
identical differs not published
01

What actually differs

11 of 15 parameters
Parameter Ai-HB 175A SigenStor BAT stack (2 modules) Difference
Continuous discharge power 10.75 kW 8.00 kW 2.75 kW more power
Max system capacity 20.5 kWh 48.4 kWh 27.9 kWh more room to expand
Nominal energy 17.92 kWh 16.12 kWh 1.80 kWh apart
Continuous charge power 8.86 kW 8.00 kW 0.86 kW faster charging
Weight 228.5 kg 164.0 kg 64.5 kg lighter
Weight per kWh 14.2 kg/kWh 10.2 kg/kWh 4.0 kg/kWh lighter
Power per kWh 0.67 kW/kWh 0.50 kW/kWh 0.17 kW/kWh more power for its size
Max operating temperature 50 °C 55 °C 5 °C more heat tolerant
Ingress protection IP65 IP66 IP65 vs IP66
Modules per stack 3-8 1-6 3-8 vs 1-6
Dimensions 1120x540x390 mm 910x850x260 mm 1120x540x390 mm vs 910x850x260 mm

Shop prices by brand: See 4 Solplanet offers · See 15 Sigenergy offers

02

Full specification

Parameter Ai-HB 175A SigenStor BAT stack (2 modules) Difference
Capacity
Usable energy 16.12 kWh 16.12 kWh Same
Nominal energy 17.92 kWh 16.12 kWh 1.80 kWh apart
Depth of discharge 90 % - Not published by Sigenergy
Max system capacity 20.5 kWh 48.4 kWh +27.9 kWh for SigenStor BAT stack (2 modules)
Modules per stack 3-8 1-6 3-8 vs 1-6
Power
Continuous discharge power 10.75 kW 8.00 kW +2.75 kW for Ai-HB 175A
Continuous charge power 8.86 kW 8.00 kW +0.86 kW for Ai-HB 175A
Peak discharge power - 12.00 kW Not published by Solplanet
Power per kWh 0.67 kW/kWh 0.50 kW/kWh +0.17 kW/kWh for Ai-HB 175A
Efficiency and lifetime
Round-trip efficiency 95.0 % - Not published by Sigenergy
Cycle life 6000 cycles - Not published by Sigenergy
Cycle test depth 80 % - Not published by Sigenergy
Capacity at end of life - - Neither datasheet publishes this
Self-discharge - - Neither datasheet publishes this
Electrical
Voltage class High voltage - Not published by Sigenergy
Nominal voltage 358 V - Not published by Sigenergy
Operating voltage 280-408.8 V - Not published by Sigenergy
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 228.5 kg 164.0 kg -64.5 kg for SigenStor BAT stack (2 modules)
Weight per kWh 14.2 kg/kWh 10.2 kg/kWh -4.0 kg/kWh for SigenStor BAT stack (2 modules)
Dimensions 1120x540x390 mm 910x850x260 mm 1120x540x390 mm vs 910x850x260 mm
Ingress protection IP65 IP66 IP65 vs IP66
Outdoor-rated Yes - Not published by Sigenergy
Min operating temperature -20 °C -20 °C Same
Max operating temperature 50 °C 55 °C +5 °C for SigenStor BAT stack (2 modules)
Warranty
Warranty - - Neither datasheet publishes this
Warranted throughput - - Neither datasheet publishes this
03

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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.