BYD Power-Box TH12K – 12 kW 3-phase inverter

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Manufacturer:	BYD
Model:	BYD-Power-Box-TH12K
Availability:	Available soon
BYD Quality – Now in Inverters Too The BYD name is now synonymous with high-quality energy storage solutions – and now that same level of technology is available in inverter form. The Power-Box TH series is perfectly synchronized with BYD’s own batteries, ensuring stable, efficient, and long-term operation. 12 kW Continuous Output, 18 kW Peak The TH12K makes no compromises. Whether you're powering high-consumption devices like heat pumps, EV chargers, or industrial tools, this inverter delivers stable energy in any situation. Exceptionally Fast Backup Switching (<10 ms) In the event of a grid outage, the TH12K automatically switches to off-grid mode in a fraction of a second, ensuring uninterrupted operation without notice. Smart Control – Anytime, Anywhere Online monitoring, remote diagnostics, and OTA updates allow you to manage your energy usage from anywhere – at home or remotely. 15-Year Warranty – A Long-Term Investment While most inverters offer only 5–10 years of warranty, the BYD TH12K comes with 15 years of peace of mind and reliability, setting a new standard on the market.

Description

Key Features:

Max. PV input power: 18,000 Wp
Rated output power (grid): 12,000 W
Max. apparent output power: 13,200 VA
Backup power: 12,000 W / 18,000 VA (up to 60 seconds)
Max. efficiency: 98.2%
MPPT efficiency: > 99.9%
EU efficiency: 97.5%

Technical Specifications:

MPPT voltage range: 160 V – 950 V
Max. PV current / MPPT: 18 A
Max. short-circuit current / MPPT: 25 A
Number of MPP trackers: 2
Grid voltage: 3/N/PE, 220/380 V or 230/400 V
Frequency: 50/60 Hz
Backup switching time: < 10 ms
THDv (total harmonic distortion): < 2%

Battery Compatibility:

Supported batteries: BYD Battery-Box HVE or HVB
Battery voltage: 160 V – 600 V
Max. charge/discharge power: 18 kW

Protection and Reliability:

Built-in arc fault circuit interrupter (AFCI)
DC and AC side type II surge protection device (SPD)
PV polarity reversal, islanding, short circuit, and ground fault protection
IP66 protection – suitable for outdoor use

Smart Features:

24/7 online monitoring
Remote diagnostics and firmware update (OTA)
LED display + mobile app
Communication: WiFi, Ethernet, RS485, CAN
Parallel operation capability (up to 3 units)

Other Data:

Cooling: natural cooling
Dimensions: 577 × 537 × 206 mm
Weight: 26 kg
Certifications: IEC, EN, VDE, CEI, AS, PTPiREE standards

The Power-Box TH12K is BYD's answer to high-performance, premium-level energy management challenges. With outstanding technical background, full BYD system compatibility, and a 15-year warranty, it elevates the inverter market to a new level.

Phases	3 phase hybrid
Power	12000 W
Inverter type	Asymmetrical hybrid

Manufacturer

BYD (Build Your Dreams) was founded in China in 1995 and has since grown into one of the world’s leading battery manufacturers.
The company’s main focus is the development and production of electric vehicles and energy storage solutions, making it a key player in the field of sustainable energy generation.

With its innovative technologies and environmentally conscious solutions, BYD offers new possibilities not only in transportation but also in industrial and residential energy storage. The company's goal is to reduce carbon emissions and promote the global adoption of green energy sources. BYD’s products – including batteries and energy storage systems – are known for their high quality and reliability, and are present in numerous markets around the world.