BYD Battery-Box Premium HVM 19.3 vs FoxESS ECS4300H-H5
VS
The verdict
Battery-Box Premium HVM 19.3 leads on the differences that matter
The largest is usable energy: 0.65 kWh apart. 3 of 12 comparable parameters are identical, with 21 more left out because at least one datasheet does not publish them.
See all 9 differencesHow alike are they
3
of 12 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
9 of 12 parameters
What actually differs
Parameter
Battery-Box Premium HVM 19.3
ECS4300H-H5
Difference
Usable energy
19.32 kWh
18.67 kWh
0.65 kWh apart
Max system capacity
58.0 kWh
29.0 kWh
29.0 kWh more room to expand
Round-trip efficiency
96.0 %
95.0 %
1.0 pp less lost per cycle
Nominal voltage
358 V
288 V
70 V apart
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
IP65
IP55 vs IP65
Operating voltage
280-413 V
243-328.5 V
280-413 V vs 243-328.5 V
Dimensions
1927x585x298 mm
750x570x380 mm
1927x585x298 mm vs 750x570x380 mm
02
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Price offers
Shop
Battery-Box Premium HVM 19.3
ECS4300H-H5
At this shop
Shop prices by brand: See 119 BYD offers · See 31 FoxESS offers
03
Full specification
Parameter
Battery-Box Premium HVM 19.3
ECS4300H-H5
Difference
Capacity
Usable energy
19.32 kWh
18.67 kWh
0.65 kWh apart
Nominal energy
-
20.74 kWh
Not published by BYD
Depth of discharge
-
90 %
Not published by BYD
Max system capacity
58.0 kWh
29.0 kWh
+29.0 kWh for Battery-Box Premium HVM 19.3
Modules per stack
-
2-7
Not published by BYD
Power
Continuous discharge power
-
-
Neither datasheet publishes this
Continuous charge power
-
-
Neither datasheet publishes this
Peak discharge power
-
-
Neither datasheet publishes this
Power per kWh
-
-
Neither datasheet publishes this
Efficiency and lifetime
Round-trip efficiency
96.0 %
95.0 %
+1.0 pp for Battery-Box Premium HVM 19.3
Cycle life
-
6000 cycles
Not published by BYD
Cycle test depth
-
90 %
Not published by BYD
Capacity at end of life
-
-
Neither datasheet publishes this
Self-discharge
-
-
Neither datasheet publishes this
Electrical
Voltage class
High voltage
High voltage
Same
Nominal voltage
358 V
288 V
70 V apart
Operating voltage
280-413 V
243-328.5 V
280-413 V vs 243-328.5 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
-
189.5 kg
Not published by BYD
Weight per kWh
-
10.2 kg/kWh
Not published by BYD
Dimensions
1927x585x298 mm
750x570x380 mm
1927x585x298 mm vs 750x570x380 mm
Ingress protection
IP55
IP65
IP55 vs IP65
Outdoor-rated
-
Yes
Not published by BYD
Min operating temperature
-10 °C
-20 °C
-10 °C for ECS4300H-H5
Max operating temperature
50 °C
55 °C
+5 °C for ECS4300H-H5
Warranty
Warranty
10 yrs
-
Not published by FoxESS
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.