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SPF 4000T DVM vs POW-HVM4.5K-24V 3 of 10 identical Swap Change inverters

Growatt SPF 4000T DVM vs PowMr POW-HVM4.5K-24V

Growatt SPF 4000T DVM
Growatt
SPF 4000T DVM
4 kW Off-grid
Open inverter page Datasheet PDF
VS
PowMr
POW-HVM4.5K-24V
4.5 kW Off-grid
Open inverter page Datasheet PDF
The verdict

POW-HVM4.5K-24V leads on the differences that matter

The largest is rated ac power: 0.50 kW apart. 3 of 10 comparable parameters are identical, with 22 more left out because at least one datasheet does not publish them.

See all 7 differences
How alike are they
3 of 10 comparable
parameters are identical
identical differs not published
01

What actually differs

7 of 10 parameters
Parameter SPF 4000T DVM POW-HVM4.5K-24V Difference
Rated AC power 4.00 kW 4.50 kW 0.50 kW apart
Max AC power 4.00 kW 4.50 kW 0.50 kW apart
Max PV power 5.00 kW 6.00 kW 1.00 kW apart
Weight 42.0 kg 7.5 kg 34.5 kg lighter
Weight per kW 10.5 kg/kW 1.7 kg/kW 8.8 kg/kW lighter
DC/AC ratio 1.25 1.33 0.08 more oversizing headroom
Dimensions 540x360x218 mm 318x468x159 mm 540x360x218 mm vs 318x468x159 mm
02

Full specification

Parameter SPF 4000T DVM POW-HVM4.5K-24V Difference
AC output
Rated AC power 4.00 kW 4.50 kW 0.50 kW apart
Max AC power 4.00 kW 4.50 kW 0.50 kW apart
Grid connection Single-phase - Not published by PowMr
Nominal AC voltage 240 V - Not published by PowMr
Max AC current - - Neither datasheet publishes this
PV input
Max PV power 5.00 kW 6.00 kW 1.00 kW apart
DC/AC ratio 1.25 1.33 +0.08 for POW-HVM4.5K-24V
Max DC voltage 150 V - Not published by PowMr
MPPT voltage range 60-145 V - Not published by PowMr
Start voltage - - Neither datasheet publishes this
MPP trackers - - Neither datasheet publishes this
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker - - Neither datasheet publishes this
Efficiency
European efficiency - - Neither datasheet publishes this
Max efficiency 98.0 % 98.0 % Same
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 48VDC - Not published by PowMr
Max charge current - - Neither datasheet publishes this
Backup power - - Neither datasheet publishes this
Physical
Weight 42.0 kg 7.5 kg -34.5 kg for POW-HVM4.5K-24V
Weight per kW 10.5 kg/kW 1.7 kg/kW -8.8 kg/kW for POW-HVM4.5K-24V
Dimensions 540x360x218 mm 318x468x159 mm 540x360x218 mm vs 318x468x159 mm
Ingress protection IP20 - Not published by PowMr
Cooling - - Neither datasheet publishes this
Noise - - Neither datasheet publishes this
Max operating temperature 45 °C - Not published by PowMr
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet - - Neither datasheet publishes this
Arc fault protection - - Neither datasheet publishes this
Integrated DC switch - - Neither datasheet publishes this
Warranty
Warranty - - 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.