Battery-Box Premium HVM 8.3
vs
SigenStor BAT stack (1 module)
2 of 8 identical
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BYD Battery-Box Premium HVM 8.3 vs Sigenergy SigenStor BAT stack (1 module)
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The verdict
SigenStor BAT stack (1 module) leads on the differences that matter
The largest is usable energy: 0.22 kWh apart. 2 of 8 comparable parameters are identical, with 25 more left out because at least one datasheet does not publish them.
See all 6 differencesHow alike are they
2
of 8 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
6 of 8 parameters
What actually differs
Parameter
Battery-Box Premium HVM 8.3
SigenStor BAT stack (1 module)
Difference
Usable energy
8.28 kWh
8.06 kWh
0.22 kWh apart
Max system capacity
24.8 kWh
48.4 kWh
23.5 kWh more room to expand
Min operating temperature
-10 °C
-20 °C
10 °C more cold tolerant
Max operating temperature
50 °C
55 °C
5 °C more heat tolerant
Ingress protection
IP55
IP66
IP55 vs IP66
Dimensions
995x585x298 mm
640x850x260 mm
995x585x298 mm vs 640x850x260 mm
02
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Battery-Box Premium HVM 8.3
SigenStor BAT stack (1 module)
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Shop prices by brand: See 121 BYD offers · See 15 Sigenergy offers
03
Full specification
Parameter
Battery-Box Premium HVM 8.3
SigenStor BAT stack (1 module)
Difference
Capacity
Usable energy
8.28 kWh
8.06 kWh
0.22 kWh apart
Nominal energy
-
8.06 kWh
Not published by BYD
Depth of discharge
-
-
Neither datasheet publishes this
Max system capacity
24.8 kWh
48.4 kWh
+23.5 kWh for SigenStor BAT stack (1 module)
Modules per stack
-
1-6
Not published by BYD
Power
Continuous discharge power
-
4.00 kW
Not published by BYD
Continuous charge power
-
4.00 kW
Not published by BYD
Peak discharge power
-
6.00 kW
Not published by BYD
Power per kWh
-
0.50 kW/kWh
Not published by BYD
Efficiency and lifetime
Round-trip efficiency
96.0 %
-
Not published by Sigenergy
Cycle life
-
-
Neither datasheet publishes this
Cycle test depth
-
-
Neither datasheet publishes this
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
154 V
-
Not published by Sigenergy
Operating voltage
120-177 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
-
91.0 kg
Not published by BYD
Weight per kWh
-
11.3 kg/kWh
Not published by BYD
Dimensions
995x585x298 mm
640x850x260 mm
995x585x298 mm vs 640x850x260 mm
Ingress protection
IP55
IP66
IP55 vs IP66
Outdoor-rated
-
-
Neither datasheet publishes this
Min operating temperature
-10 °C
-20 °C
-10 °C for SigenStor BAT stack (1 module)
Max operating temperature
50 °C
55 °C
+5 °C for SigenStor BAT stack (1 module)
Warranty
Warranty
10 yrs
-
Not published by Sigenergy
Warranted throughput
-
-
Neither datasheet publishes this
04
Open all batteries
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05
Written summary
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Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate.