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Battery inverterJingTsing Technology

JingTsing Technology JTES-PCS450K-1600/740-L03C1

Battery inverter, ac-coupled battery inverter. 1 model, 450 kW AC at 740 V.

UL 1741 SBCEC listed · Jan 21, 2025

Rated AC power450 kW
CEC weighted efficiency98.5%

AC output (grid side)

CEC Grid Support Inverter List (Oct 7, 2026)

Rated AC power450 kW
CEC-measured continuous output459.6 kW
Grid voltage740 V
Phase3-phase 740 V

Efficiency

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

CEC weighted efficiency98.5%
Night-time standby (tare)3.57 W
Power to start converting1,362.2 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)

UL 1741 SB (3rd ed.)Yes — CSA Group, certificate Nov 29, 2024
UL 1741 SA (SA8–SA13)No
Volt-VAr with reactive power priority (SA13)No
Freq-Watt / Volt-Watt (SA14–15)No
Disable permit service / limit active power (SA17–18)No
CSIP (IEEE 2030.5) conformanceVia gateway during testing (Y*)
Monitor key data & scheduling (Rule 21 Phase 3)Yes (attested Jan 21, 2025)
CEC listedJan 21, 2025

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

About JingTsing Technology

CEC Grid Support Inverter List (Oct 7, 2026)

ManufacturerJingTsing Technology
Listed in CEC asJingTsing Technology Ltd.
Models on CEC lists3

Other series

JTES-PCSxxxK-1000/480-L03C1JTES-PCSxxxK-1000/480-L03L1

Questions & answers

How efficient is the JingTsing Technology JTES-PCSxxxK-1600/740-L03C1?

The California Energy Commission lists a weighted efficiency of 98.5% for JingTsing Technology JTES-PCSxxxK-1600/740-L03C1 models, measured at six power levels and three DC voltages.

Is the JingTsing Technology JTES-PCSxxxK-1600/740-L03C1 certified to UL 1741 SB?

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

Can the JingTsing Technology JTES-PCSxxxK-1600/740-L03C1 be used with a battery?

The CEC lists it as a ac-coupled battery inverter.

What is the JTES-PCS450K-1600/740-L03C1’s DC input voltage range?

CEC tested it at 1,100–1,600 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).