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

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

PowMr
POW-HVM4.5K-24V
4.5 kW Off-grid
Open inverter page Datasheet PDF
VS
Growatt SPF 4000T DVM
Growatt
SPF 4000T DVM
4 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 POW-HVM4.5K-24V SPF 4000T DVM Difference
Rated AC power 4.50 kW 4.00 kW 0.50 kW apart
Max AC power 4.50 kW 4.00 kW 0.50 kW apart
Max PV power 6.00 kW 5.00 kW 1.00 kW apart
Weight 7.5 kg 42.0 kg 34.5 kg lighter
Weight per kW 1.7 kg/kW 10.5 kg/kW 8.8 kg/kW lighter
DC/AC ratio 1.33 1.25 0.08 more oversizing headroom
Dimensions 318x468x159 mm 540x360x218 mm 318x468x159 mm vs 540x360x218 mm
02

Full specification

Parameter POW-HVM4.5K-24V SPF 4000T DVM Difference
AC output
Rated AC power 4.50 kW 4.00 kW 0.50 kW apart
Max AC power 4.50 kW 4.00 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 6.00 kW 5.00 kW 1.00 kW apart
DC/AC ratio 1.33 1.25 +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 7.5 kg 42.0 kg -34.5 kg for POW-HVM4.5K-24V
Weight per kW 1.7 kg/kW 10.5 kg/kW -8.8 kg/kW for POW-HVM4.5K-24V
Dimensions 318x468x159 mm 540x360x218 mm 318x468x159 mm vs 540x360x218 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.