Skip to main content
Force H2 (FH9637M) vs Battery-Box Premium HVS 12.8 6 of 16 identical Swap Change batteries

Pylontech Force H2 (FH9637M) vs BYD Battery-Box Premium HVS 12.8

Pylontech Force H2 (FH9637M)
Force H2 (FH9637M)
12.79 kWh HV
Open battery page Datasheet PDF
VS
Battery-Box Premium HVS 12.8
12.8 kWh 96.0 % round-trip LFP HV
Open battery page Datasheet PDF
The verdict

10 differences, and they point both ways

The largest is nominal energy: 1.41 kWh apart. 6 of 16 comparable parameters are identical, with 17 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
6 of 16 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 16 parameters
Parameter Force H2 (FH9637M) Battery-Box Premium HVS 12.8 Difference
Nominal energy 14.21 kWh 12.80 kWh 1.41 kWh apart
Depth of discharge 90 % 100 % 10 pp more of the cells usable
Nominal voltage 384 V 512 V 128 V apart
Weight 155.0 kg 205.0 kg 50.0 kg lighter
Weight per kWh 12.1 kg/kWh 16.0 kg/kWh 3.9 kg/kWh lighter
Min operating temperature 0 °C -10 °C 10 °C more cold tolerant
Cycle test depth 90 % 100 % 10 pp apart
Modules per stack 2-7 2-5 2-7 vs 2-5
Operating voltage 96-384 V 400-600 V 96-384 V vs 400-600 V
Dimensions 1415x450x296 mm 1461x585x298 mm 1415x450x296 mm vs 1461x585x298 mm
02

Price offers

4 shops we track
Shop Force H2 (FH9637M) Battery-Box Premium HVS 12.8 At this shop
www.hlumar.sk Slovakia 2 158 € incl. VAT - Only Force H2 (FH9637M)
Solaris Energy Poland 21 170 zł incl. VAT 21 370 zł incl. VAT Force H2 (FH9637M) costs less
www.alma-solarshop.be Belgium 3 765 € incl. VAT - Only Force H2 (FH9637M)
www.alma-solarshop.nl Netherlands 3 765 € incl. VAT - Only Force H2 (FH9637M)

All 4 offers for Force H2 (FH9637M) · All 1 offer for Battery-Box Premium HVS 12.8

Shop prices by brand: See 102 Pylontech offers · See 121 BYD offers

03

Full specification

Parameter Force H2 (FH9637M) Battery-Box Premium HVS 12.8 Difference
Capacity
Usable energy 12.79 kWh 12.80 kWh Effectively the same
Nominal energy 14.21 kWh 12.80 kWh 1.41 kWh apart
Depth of discharge 90 % 100 % +10 pp for Battery-Box Premium HVS 12.8
Max system capacity - 12.8 kWh Not published by Pylontech
Modules per stack 2-7 2-5 2-7 vs 2-5
Power
Continuous discharge power - 12.80 kW Not published by Pylontech
Continuous charge power - 12.80 kW Not published by Pylontech
Peak discharge power - 25.60 kW Not published by Pylontech
Power per kWh - 1.00 kW/kWh Not published by Pylontech
Efficiency and lifetime
Round-trip efficiency - 96.0 % Not published by Pylontech
Cycle life - - Neither datasheet publishes this
Cycle test depth 90 % 100 % 10 pp apart
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 384 V 512 V 128 V apart
Operating voltage 96-384 V 400-600 V 96-384 V vs 400-600 V
Cell chemistry - LFP Not published by Pylontech
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 155.0 kg 205.0 kg -50.0 kg for Force H2 (FH9637M)
Weight per kWh 12.1 kg/kWh 16.0 kg/kWh -3.9 kg/kWh for Force H2 (FH9637M)
Dimensions 1415x450x296 mm 1461x585x298 mm 1415x450x296 mm vs 1461x585x298 mm
Ingress protection IP55 IP55 Same
Outdoor-rated Yes Yes Same
Min operating temperature 0 °C -10 °C -10 °C for Battery-Box Premium HVS 12.8
Max operating temperature 50 °C 50 °C Same
Warranty
Warranty - 10 yrs Not published by Pylontech
Warranted throughput - - Neither datasheet publishes this
04

More useful comparisons

Open all batteries
Similar capacity
Pylontech Force H2 (FH9637M) vs FoxESS ECS2900-H5
10 differences, the largest is usable energy
Similar capacity
Pylontech Force H2 (FH9637M) vs SMA Home Storage 13.1
10 differences, the largest is usable energy
Similar capacity
Pylontech Force H2 (FH9637M) vs FoxESS HS12.5
9 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.