Cali-Graf in Southern California

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22.8 × 30.4 × 11.2 in

Hybrid inverterEG4 Electronics

EG4 Electronics IV-16000-HYB-AW-FX-xx

Hybrid inverter, dc-coupled hybrid (pv + battery). 4 models, 11.3 kW–16 kW AC at 208 V / 240 V.

UL 1741 SBCEC listed · Jan 2, 2025Rapid shutdown

Model

Rated AC power16 kW
CEC weighted efficiency97.0%
Max DC input600 V
MPPT trackers3
Warranty10 years

Models & power ratings

CEC Grid Support Inverter List (Oct 7, 2026) · NLR SAM inverter library · 4 models

Model	Nominal AC	Grid voltage	CEC continuous	Rated AC (SAM)	CEC weighted eff.	DC test window	CEC listed	UL 1741 SB
IV-13000-HYB-AW-FX-xx	11.3 kW	208 V	11.3 kW	11.3 kW	97.0%	250–440 V	Apr 1, 2025	SB
IV-13000-HYB-AW-FX-xx	12.9 kW	240 V	13 kW	13 kW	96.5%	250–440 V	Apr 1, 2025	SB
IV-16000-HYB-AW-FX-xx	13.8 kW	208 V	13.9 kW	13.9 kW	96.5%	250–440 V	Jan 2, 2025	SB
IV-16000-HYB-AW-FX-xx	16 kW	240 V	16.2 kW	16.2 kW	97.0%	250–440 V	Jan 2, 2025	SB

Some models are also on the CEC Battery Inverter list — one product, two listings.

DC input (PV side)

EG4 Electronics datasheet · CEC Grid Support Inverter List (Oct 7, 2026) · NLR SAM inverter library

Max DC input voltage600 V
MPPT operating range120–440 V
CEC test DC voltages (min / nom / max)250 / 360 / 440 V
Start-up voltage200 V
MPPT trackers3
DC input at rated output (CEC test)16.7 kW

AC output (grid side)

EG4 Electronics datasheet · CEC Grid Support Inverter List (Oct 7, 2026)

Rated AC power16 kW
CEC-measured continuous output16.2 kW
Grid voltage208 V / 240 V
Phase208 V (1-phase of 3-phase service), split-phase 120/240 V
AC voltage range250–440 V
Frequency50 Hz

Efficiency

CEC Grid Support Inverter List (Oct 7, 2026) · NLR SAM inverter library

CEC weighted efficiency97.0%
Night-time standby (tare)29.36 W
Power to start converting41.7 W

CEC weighted efficiency is measured by an accredited lab at six power levels and three DC voltages — the number to compare between inverters.

Grid & smart-inverter certification

CEC Grid Support Inverter List (Oct 7, 2026) · EG4 Electronics datasheet

UL 1741 SB (3rd ed.)Yes — Intertek, certificate Jan 23, 2025
UL 1741 SA (SA8–SA13)Yes — Intertek
Firmware tested (SA)fA1.0
Volt-VAr with reactive power priority (SA13)Yes
Freq-Watt / Volt-Watt (SA14–15)Yes
Disable permit service / limit active power (SA17–18)Yes
CSIP (IEEE 2030.5) conformanceVia gateway during testing (Y*)
Monitor key data & scheduling (Rule 21 Phase 3)Yes (attested Jun 23, 2025)
Power control system (PCS)Stated in CEC listing (power control system)
CEC listedJan 2, 2025
Last CEC updateJun 23, 2025
Standards listed on the datasheetIEEE 1547, UL 1699B, FCC Part 15, HECO Rule 14H, NEC 690.12 (rapid shutdown), UL 1741, CA Rule 21

UL 1741 SB is required for new interconnections in California (Rule 21) since 2026.

Safety & protection

EG4 Electronics datasheet

Rapid shutdown (NEC 690.12)Yes (NEC 690.12, datasheet)
Arc-fault protection (UL 1699B)Yes — UL 1699B

Monitoring & communication

EG4 Electronics datasheet

InterfacesWi-Fi, RS485, CAN, Ethernet, Cellular

Size, weight & environment

EG4 Electronics datasheet

Dimensions (W × H × D)22.8 × 30.4 × 11.2 in
Weight114.6 lb (52 kg)
Enclosure ratingNEMA 4X
Operating temperature−25 to +60 °C

Warranty

EG4 Electronics datasheet

Standard warranty10 years

Panel compatibility & string sizing

EG4 Electronics datasheet · NLR PVWatts v8 · CEC PV Module List · Cali-Graf calculation

CityColdest air, °CHottest cell, °C

IV-16000-HYB-AW-FX-xx: max DC 600 V · MPPT 120–440 V (datasheet)

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	4–12	—
Qcells Q.PEAK DUO BLK ML-G10+ 410	410 W	48.1 V	30.6 V	4–12	—
LONGi LR5-54HABB-400M	400 W	39.3 V	25.3 V	5–15	—
JA Solar JAM54S31-405/MR	405 W	39.4 V	25.5 V	5–15	—
Hyundai Solutions HiN-T440NF(BK)	440 W	40.9 V	27 V	5–14	—
Silfab Solar SIL-440QD	440 W	41.1 V	28 V	5–14	—
Qcells Q.TRON BLK M-G2+ 430	430 W	41.3 V	28 V	5–14	—
Qcells Q.TRON BLK M-G2.H+ 430	430 W	41.3 V	28 V	5–14	—
REC Group REC460AA Pure-RX	460 W	68.8 V	47.1 V	3–8	—
Elin (Sirius PV) ELNSM54M-HC-410	410 W	39.3 V	25.3 V	5–15	—
Qcells Q.TRON BLK M-G2.C+ 430	430 W	41.3 V	28 V	5–14	—
Tesla TSP-420	420 W	43.4 V	27.7 V	5–13	—

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 16 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
EG4 Electronics IV-xxxxx-HYB-AW-FX-xx	11.3 kW–16 kW	97.0%	250–440 V	Yes	2025	0
Shenzhen Lux Power Technology LXP-LB-US xK	8 kW–16 kW	97.0%	210–480 V	Yes	2025	1
Suzhou Ample ESS AP-LxK-SPUS	7.98 kW–15 kW	96.5%	108–480 V	Yes	2026	—
SRNE Solar HEBP48150U320-H	15 kW–15 kW	96.5%	135–500 V	Yes	2026	—
SRNE Solar HEBP48160U340-H	16 kW–16 kW	96.5%	150–500 V	Yes	2026	—

Same type and grid voltage, power range covering this model; same fields from the same sources.

About EG4 Electronics

CEC Grid Support Inverter List (Oct 7, 2026)

ManufacturerEG4 Electronics
Listed in CEC asEG4 Electronics LLC
Websiteeg4electronics.com
Models on CEC lists630

Other series

18KPV-12LV · 7 permitsIV-8000-HYB-AW

Documents

manufacturer documents

PDF
EG4 FlexBOSS21 – Spec Sheet
Datasheet · EG4 Electronics · Jul 2026
PDF
EG4 FlexBOSS18 Hybrid Inverter – Spec Sheet
Datasheet · EG4 Electronics · Jul 2026

Questions & answers

How efficient is the EG4 Electronics IV-xxxxx-HYB-AW-FX-xx?

The California Energy Commission lists a weighted efficiency of 96.5–97.0% for EG4 Electronics IV-xxxxx-HYB-AW-FX-xx models, measured at six power levels and three DC voltages.

What sizes does the EG4 Electronics IV-xxxxx-HYB-AW-FX-xx come in?

The CEC list includes 4 models from 11.3 kW to 16 kW AC: IV-13000-HYB-AW-FX-xx, IV-13000-HYB-AW-FX-xx, IV-16000-HYB-AW-FX-xx, IV-16000-HYB-AW-FX-xx.

Is the EG4 Electronics IV-xxxxx-HYB-AW-FX-xx certified to UL 1741 SB?

Yes — the CEC Grid Support Inverter List shows UL 1741 SB for all models.

Can the EG4 Electronics IV-xxxxx-HYB-AW-FX-xx be used with a battery?

The CEC lists it as a dc-coupled hybrid (pv + battery).

What is the IV-16000-HYB-AW-FX-xx’s DC input voltage range?

Max DC input voltage is 600 V per the datasheet. MPPT operating range 120–440 V. CEC tested it at 250–440 V DC.

What warranty does it have?

10 years standard (manufacturer datasheet).

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.
EG4 Electronics — manufacturer datasheet “20.47 in. (520 mm) EG4® FLEXBOSS18 HYBRID INVERTER”.
EG4 Electronics — datasheet EG4 FlexBOSS21 – Spec Sheet.
EG4 Electronics — document library on the manufacturer’s website (links above).
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).