Skip to main content
SBS3.7-10 (Sunny Boy Storage 3.7) vs SUN2000-3.68KTL-L1 12 of 22 identical Swap Change inverters

SMA Solar SBS3.7-10 (Sunny Boy Storage 3.7) vs Huawei SUN2000-3.68KTL-L1

SMA Solar SBS3.7-10 (Sunny Boy Storage 3.7)
SMA Solar
SBS3.7-10 (Sunny Boy Storage 3.7)
3.68 kW Hybrid
Open inverter page Datasheet PDF
VS
Huawei SUN2000-3.68KTL-L1
Huawei
SUN2000-3.68KTL-L1
3.68 kW 97.3 % euro Hybrid
Open inverter page Datasheet PDF
The verdict

SUN2000-3.68KTL-L1 leads on the differences that matter

The largest is max input current per tracker: 2.5 A more headroom. 12 of 22 comparable parameters are identical, with 10 more left out because at least one datasheet does not publish them.

See all 10 differences
How alike are they
12 of 22 comparable
parameters are identical
identical differs not published
01

What actually differs

10 of 22 parameters
Parameter SBS3.7-10 (Sunny Boy Storage 3.7) SUN2000-3.68KTL-L1 Difference
Max input current per tracker 10.0 A 12.5 A 2.5 A more headroom
Max efficiency 97.5 % 98.4 % 0.9 pp more efficient
Max AC power 4.60 kW 3.68 kW 0.92 kW apart
Max charge current 10 A 15 A 5 A faster charging
Weight 26.0 kg 12.0 kg 14.0 kg lighter
Weight per kW 7.1 kg/kW 3.3 kg/kW 3.8 kg/kW lighter
MPP trackers 3 2 1 tracker more
MPPT voltage range 100-550 V 90-560 V 100-550 V vs 90-560 V
Battery voltage 100 V to 550 V (rated 360 V) 350-560 Vdc (Huawei Smart ESS); 350-450 Vdc (LG Chem RESU 7H_R/10H_R; PV max voltage & MPPT upper limit reduced to 495 V with LG battery) 100 V to 550 V (rated 360 V) vs 350-560 Vdc (Huawei Smart ESS); 350-450 Vdc (LG Chem RESU 7H_R/10H_R; PV max voltage & MPPT upper limit reduced to 495 V with LG battery)
Dimensions 730x535x198 mm 365x365x156 mm 730x535x198 mm vs 365x365x156 mm
02

Full specification

Parameter SBS3.7-10 (Sunny Boy Storage 3.7) SUN2000-3.68KTL-L1 Difference
AC output
Rated AC power 3.68 kW 3.68 kW Same
Max AC power 4.60 kW 3.68 kW 0.92 kW apart
Grid connection Single-phase Single-phase Same
Nominal AC voltage 230 V 230 V Same
Max AC current - 16.0 A Not published by SMA Solar
PV input
Max PV power - 5.52 kW Not published by SMA Solar
DC/AC ratio - 1.50 Not published by SMA Solar
Max DC voltage 600 V 600 V Same
MPPT voltage range 100-550 V 90-560 V 100-550 V vs 90-560 V
Start voltage 100 V 100 V Same
MPP trackers 3 2 +1 trackers for SBS3.7-10 (Sunny Boy Storage 3.7)
Strings per tracker 1 1 Same
Max input current per tracker 10.0 A 12.5 A +2.5 A for SUN2000-3.68KTL-L1
Efficiency
European efficiency - 97.3 % Not published by SMA Solar
Max efficiency 97.5 % 98.4 % +0.9 pp for SUN2000-3.68KTL-L1
CEC efficiency - - Neither datasheet publishes this
Battery
Battery input Yes Yes Same
Battery voltage 100 V to 550 V (rated 360 V) 350-560 Vdc (Huawei Smart ESS); 350-450 Vdc (LG Chem RESU 7H_R/10H_R; PV max voltage & MPPT upper limit reduced to 495 V with LG battery) 100 V to 550 V (rated 360 V) vs 350-560 Vdc (Huawei Smart ESS); 350-450 Vdc (LG Chem RESU 7H_R/10H_R; PV max voltage & MPPT upper limit reduced to 495 V with LG battery)
Max charge current 10 A 15 A +5 A for SUN2000-3.68KTL-L1
Backup power 3.7 kW - Not published by Huawei
Physical
Weight 26.0 kg 12.0 kg -14.0 kg for SUN2000-3.68KTL-L1
Weight per kW 7.1 kg/kW 3.3 kg/kW -3.8 kg/kW for SUN2000-3.68KTL-L1
Dimensions 730x535x198 mm 365x365x156 mm 730x535x198 mm vs 365x365x156 mm
Ingress protection IP65 IP65 Same
Cooling natural natural Same
Noise 39 dB - Not published by Huawei
Max operating temperature 60 °C 60 °C Same
Connectivity and safety
Wi-Fi Yes Yes Same
Ethernet Yes Yes Same
Arc fault protection - Yes Not published by SMA Solar
Integrated DC switch - Yes Not published by SMA Solar
Warranty
Warranty 5 yrs - Not published by Huawei
03

More useful comparisons

Open all inverters
Same type, similar size
SolarEdge
SMA Solar SBS3.7-10 (Sunny Boy Storage 3.7) vs SolarEdge SE3680H
6 differences, the largest is max dc voltage
Same type, similar size
SolarEdge
SMA Solar SBS3.7-10 (Sunny Boy Storage 3.7) vs SolarEdge StorEdge AC Coupled Single Phase Inverter (HD‑Wave) - SE3680H / H3680SE
8 differences, the largest is warranty
Same type, similar size
Huawei
SMA Solar SBS3.7-10 (Sunny Boy Storage 3.7) vs Huawei SUN2000L-3.68KTL
10 differences, the largest is max efficiency
Same type, similar size
Sungrow
Huawei SUN2000-3.68KTL-L1 vs Sungrow SH3.6RS
11 differences, the largest is max input current per tracker
04

Written summary

Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate.