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SolarEdge SE3680H (HD‑Wave, single phase) vs Fronius Primo 3.6-1 8 of 18 identical Swap Change inverters

SolarEdge SE3680H (HD‑Wave, single phase) vs Fronius Primo 3.6-1

SolarEdge
SolarEdge SE3680H (HD‑Wave, single phase)
3.68 kW 98.8 % euro Grid-tie
Open inverter page Datasheet PDF
VS
Fronius Primo 3.6-1
Fronius International
Fronius Primo 3.6-1
3.68 kW 96.8 % 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 european efficiency: 2.0 pp more efficient. 8 of 18 comparable parameters are identical, with 14 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
8 of 18 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 18 parameters
Parameter SolarEdge SE3680H (HD‑Wave, single phase) Fronius Primo 3.6-1 Difference
European efficiency 98.8 % 96.8 % 2.0 pp more efficient
Max DC voltage 480 V 1000 V 520 V apart
Max efficiency 99.2 % 98.0 % 1.2 pp more efficient
Weight 7.8 kg 21.5 kg 13.7 kg lighter
Weight per kW 2.1 kg/kW 5.8 kg/kW 3.7 kg/kW lighter
Max PV power 5.70 kW 5.50 kW 0.20 kW apart
Max operating temperature 60 °C 55 °C 5 °C more heat tolerant
DC/AC ratio 1.55 1.50 0.05 more oversizing headroom
Dimensions 280x370x142 mm 645x431x204 mm 280x370x142 mm vs 645x431x204 mm
Cooling natural forced-air natural vs forced-air
02

Full specification

Parameter SolarEdge SE3680H (HD‑Wave, single phase) Fronius Primo 3.6-1 Difference
AC output
Rated AC power 3.68 kW 3.68 kW Same
Max AC power 3.68 kW 3.68 kW Same
Grid connection Single-phase Single-phase Same
Nominal AC voltage 230 V 230 V Same
Max AC current 16.0 A 16.0 A Same
PV input
Max PV power 5.70 kW 5.50 kW 0.20 kW apart
DC/AC ratio 1.55 1.50 +0.05 for SolarEdge SE3680H (HD‑Wave, single phase)
Max DC voltage 480 V 1000 V 520 V apart
MPPT voltage range - 80-800 V Not published by SolarEdge
Start voltage - 80 V Not published by SolarEdge
MPP trackers - 2 Not published by SolarEdge
Strings per tracker - 2 Not published by SolarEdge
Max input current per tracker - 18.0 A Not published by SolarEdge
Efficiency
European efficiency 98.8 % 96.8 % +2.0 pp for SolarEdge SE3680H (HD‑Wave, single phase)
Max efficiency 99.2 % 98.0 % +1.2 pp for SolarEdge SE3680H (HD‑Wave, single phase)
CEC efficiency - - Neither datasheet publishes this
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 7.8 kg 21.5 kg -13.7 kg for SolarEdge SE3680H (HD‑Wave, single phase)
Weight per kW 2.1 kg/kW 5.8 kg/kW -3.7 kg/kW for SolarEdge SE3680H (HD‑Wave, single phase)
Dimensions 280x370x142 mm 645x431x204 mm 280x370x142 mm vs 645x431x204 mm
Ingress protection IP65 IP65 Same
Cooling natural forced-air natural vs forced-air
Noise 25 dB - Not published by Fronius International
Max operating temperature 60 °C 55 °C +5 °C for SolarEdge SE3680H (HD‑Wave, single phase)
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes Yes Same
Arc fault protection Yes - Not published by Fronius International
Integrated DC switch - Yes Not published by SolarEdge
Warranty
Warranty 25 yrs - Not published by Fronius International
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.