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Fronius Primo 3.8-1 vs SolarEdge SE3680H (HD‑Wave, single phase) 6 of 17 identical Swap Change inverters

Fronius Primo 3.8-1 vs SolarEdge SE3680H (HD‑Wave, single phase)

Fronius Primo 3.8-1
Fronius International
Fronius Primo 3.8-1
3.8 kW Grid-tie
Open inverter page Datasheet PDF
VS
SolarEdge
SolarEdge SE3680H (HD‑Wave, single phase)
3.68 kW 98.8 % euro Grid-tie
Open inverter page Datasheet PDF
The verdict

SolarEdge SE3680H (HD‑Wave, single phase) leads on the differences that matter

The largest is warranty: 15 yrs longer. 6 of 17 comparable parameters are identical, with 15 more left out because at least one datasheet does not publish them.

See all 11 differences
How alike are they
6 of 17 comparable
parameters are identical
identical differs not published
01

What actually differs

11 of 17 parameters
Parameter Fronius Primo 3.8-1 SolarEdge SE3680H (HD‑Wave, single phase) Difference
Warranty 10 yrs 25 yrs 15 yrs longer
Max DC voltage 1000 V 480 V 520 V apart
Max efficiency 96.7 % 99.2 % 2.5 pp more efficient
Rated AC power 3.80 kW 3.68 kW 0.12 kW apart
Weight 21.4 kg 7.8 kg 13.6 kg lighter
Weight per kW 5.6 kg/kW 2.1 kg/kW 3.5 kg/kW lighter
Max AC power 3.80 kW 3.68 kW 0.12 kW apart
Ingress protection NEMA 4X IP65 NEMA 4X vs IP65
Nominal AC voltage 240 V 230 V 10 V apart
Dimensions 627x429x206 mm 280x370x142 mm 627x429x206 mm vs 280x370x142 mm
Cooling forced-air natural forced-air vs natural
02

Full specification

Parameter Fronius Primo 3.8-1 SolarEdge SE3680H (HD‑Wave, single phase) Difference
AC output
Rated AC power 3.80 kW 3.68 kW 0.12 kW apart
Max AC power 3.80 kW 3.68 kW 0.12 kW apart
Grid connection Single-phase Single-phase Same
Nominal AC voltage 240 V 230 V 10 V apart
Max AC current 15.8 A 16.0 A Effectively the same
PV input
Max PV power - 5.70 kW Not published by Fronius International
DC/AC ratio - 1.55 Not published by Fronius International
Max DC voltage 1000 V 480 V 520 V apart
MPPT voltage range 200-800 V - Not published by SolarEdge
Start voltage 80 V - Not published by SolarEdge
MPP trackers 2 - Not published by SolarEdge
Strings per tracker - - Neither datasheet publishes this
Max input current per tracker 33.0 A - Not published by SolarEdge
Efficiency
European efficiency - 98.8 % Not published by Fronius International
Max efficiency 96.7 % 99.2 % +2.5 pp for SolarEdge SE3680H (HD‑Wave, single phase)
CEC efficiency 95.0 % - Not published by SolarEdge
Battery
Battery input - - Neither datasheet publishes this
Battery voltage - - Neither datasheet publishes this
Max charge current - - Neither datasheet publishes this
Backup power - - Neither datasheet publishes this
Physical
Weight 21.4 kg 7.8 kg -13.6 kg for SolarEdge SE3680H (HD‑Wave, single phase)
Weight per kW 5.6 kg/kW 2.1 kg/kW -3.5 kg/kW for SolarEdge SE3680H (HD‑Wave, single phase)
Dimensions 627x429x206 mm 280x370x142 mm 627x429x206 mm vs 280x370x142 mm
Ingress protection NEMA 4X IP65 NEMA 4X vs IP65
Cooling forced-air natural forced-air vs natural
Noise - 25 dB Not published by Fronius International
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes Yes Same
Arc fault protection Yes Yes Same
Integrated DC switch Yes - Not published by SolarEdge
Warranty
Warranty 10 yrs 25 yrs +15 yrs for SolarEdge SE3680H (HD‑Wave, single phase)
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.