UL 1741 SB is required for new interconnections in California (Rule 21) since 2026.
Compare with similar 191.9 kW inverters
CEC Grid Support Inverter List (Oct 7, 2026) · building permits
Inverter
Power
CEC weighted eff.
DC test window
UL 1741 SB
Latest CEC
SoCal permits
LS ELECTRIC LSPB-BB-xxxx-60-2T
191.9 kW–191.9 kW
98.5%
990–1,500 V
Yes
2026
0
Kehua BCSxxK-B-HM-US X2
75 kW–175 kW
98.5%
720–1,450 V
Yes
2024
—
Same type and grid voltage, power range covering this model; same fields from the same sources.
About LS ELECTRIC
CEC Grid Support Inverter List (Oct 7, 2026)
ManufacturerLS ELECTRIC
Listed in CEC asLS ELECTRIC Co Ltd
Models on CEC lists3
Other series
LSPB-BB-xxxx-48-2TLSPB-BB-xxxx-69-2T
Questions & answers
How efficient is the LS ELECTRIC LSPB-BB-xxxx-60-2T?
The California Energy Commission lists a weighted efficiency of 98.5% for LS ELECTRIC LSPB-BB-xxxx-60-2T models, measured at six power levels and three DC voltages.
Is the LS ELECTRIC LSPB-BB-xxxx-60-2T certified to UL 1741 SB?
Yes — the CEC Grid Support Inverter List shows UL 1741 SB for all models.
Can the LS ELECTRIC LSPB-BB-xxxx-60-2T be used with a battery?
The CEC lists it as a ac-coupled battery inverter.
What is the LSPB-BB-0190-60-2T’s DC input voltage range?
CEC tested it at 990–1,500 V DC.
Sources
California Energy Commission — Grid Support Inverter List (solar and battery inverters), data as of Oct 7, 2026. Manufacturer-reported, confirmed by CEC against certificates and test reports.
Building permits — Southern California permit portals. Equipment matched from permit descriptions.
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