Power control system (PCS)Stated in CEC listing (power control system)
CEC listedMay 11, 2023
Last CEC updateMar 11, 2026
UL 1741 SB is required for new interconnections in California (Rule 21) since 2026.
Panel compatibility & string sizing
NLR SAM inverter library · NLR PVWatts v8 · CEC PV Module List · Cali-Graf calculation
PhG-P7K6LNA-M: max DC 430 V · MPPT 220–430 V (CEC test window)
Most-permitted panels in Southern California
Panel
Power
Voc cold
Vmp hot
Panels per string
Installed together
Qcells Q.PEAK DUO BLK ML-G10.C+ 410
410 W
48.1 V
30.6 V
8–8
—
Qcells Q.PEAK DUO BLK ML-G10+ 410
410 W
48.1 V
30.6 V
8–8
—
LONGi LR5-54HABB-400M
400 W
39.3 V
25.3 V
9–10
—
JA Solar JAM54S31-405/MR
405 W
39.4 V
25.5 V
9–10
—
Hyundai Solutions HiN-T440NF(BK)
440 W
40.9 V
27 V
9–10
—
Silfab Solar SIL-440QD
440 W
41.1 V
28 V
8–10
—
Qcells Q.TRON BLK M-G2+ 430
430 W
41.3 V
28 V
8–10
—
Qcells Q.TRON BLK M-G2.H+ 430
430 W
41.3 V
28 V
8–10
—
REC Group REC460AA Pure-RX
460 W
68.8 V
47.1 V
5–6
—
Elin (Sirius PV) ELNSM54M-HC-410
410 W
39.3 V
25.3 V
9–10
—
Qcells Q.TRON BLK M-G2.C+ 430
430 W
41.3 V
28 V
8–10
—
Tesla TSP-420
420 W
43.4 V
27.7 V
8–9
—
Voltage check only, from CEC panel data and NLR weather for the city. Final design must follow the inverter manual and NEC 690.7.
Compare with similar 7 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
PhaseGreen Technology PhG-PxK6LNA-M
7 kW–7 kW
97.0%
220–430 V
Yes
2023
0
SolarEdge SExxxxH-US
3 kW–11.4 kW
99.0%
360–480 V
Yes
2025
1,046
Delta Electronics Ex-TL-US
3.33 kW–9.6 kW
97.5%
200–480 V
Yes
2022
28
Qcells Q.VOLT Hx.xSX
3.8 kW–7.6 kW
97.5%
175–500 V
Yes
2023
25
SolarEdge SExxxxxA-US
3.8 kW–11.4 kW
98.0%
320–500 V
No
2024
18
Same type and grid voltage, power range covering this model; same fields from the same sources.
About PhaseGreen Technology
CEC Grid Support Inverter List (Oct 7, 2026)
ManufacturerPhaseGreen Technology
Listed in CEC asPhaseGreen Technology Inc.
Models on CEC lists29
Other series
PhG-PxK0LNA-M · 2 permits
Questions & answers
How efficient is the PhaseGreen Technology PhG-PxK6LNA-M?
The California Energy Commission lists a weighted efficiency of 97.0% for PhaseGreen Technology PhG-PxK6LNA-M models, measured at six power levels and three DC voltages.
Is the PhaseGreen Technology PhG-PxK6LNA-M certified to UL 1741 SB?
Yes — the CEC Grid Support Inverter List shows UL 1741 SB for all models.
Can the PhaseGreen Technology PhG-PxK6LNA-M be used with a battery?
The CEC lists it as a dc-coupled hybrid (pv + battery).
What is the PhG-P7K6LNA-M’s DC input voltage range?
CEC tested it at 220–430 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.
NLR (formerly NREL) — System Advisor Model CEC inverter library (version 2026.7.3).
NLR (formerly NREL) — PVWatts v8, NSRDB PSM v3 typical-year weather for Los Angeles, Palmdale, Riverside, Santa Clarita, Chula Vista, Huntington Beach.
California Energy Commission — PV Module List (module electrical data for the compatibility check).
Building permits — Southern California permit portals. Equipment matched from permit descriptions.
Cali-Graf calculations — formulas and inputs are shown next to each calculated value (efficiency from area, temperature-corrected voltages, string sizing, energy estimates).
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