• MAX. EFFICIENCY 98.2%
  • IP66 PROTECTION

STH 40~80kW

Three Phase | 5 MPPTs | Hybrid inverter (HV)

The Sunways STH 40–80kW is a three phase high voltage hybrid inverter for commercial and industrial solar energy storage systems. Designed for high-power PV and battery applications, it supports flexible MPPT configuration, high-current PV input and reliable backup performance for modern PV + battery storage systems.

STH-40K~80KTL-HT

Key Features

High Yield

High Energy Yield

Max. efficiency up to 98.2%, with 4/5 MPPTs and 44A max. input current per MPPT, supporting high-power solar panels and improving PV energy harvest.

MORE OPTIONS

Flexible High-Voltage Battery Design

200–850V battery voltage range supports high-voltage battery systems and flexible C&I energy storage configurations.

STRONG OFF-GRID CAPABILITY

Reliable Backup & Smart O&M

IP66 protection, AFCI optional, powerful load adaptability and App/OLED commissioning ensure safe operation, stable backup power and easier maintenance.

Product Highlights

ItemSTH-40K~80KTL-HT
Start-up Voltage180V
MPPT Voltage Range180–1000V
Number of MPPTs4 / 5
Max. Input Current4×44A / 5×44A
Battery Voltage Range200–850V
Max. Charge/Discharge Current2×90A

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STH Series

STH-5~20KTL-LT

STH-5~20KTL-LT

5~20kW | Three Phase | 4 MPPTs

STH Series

STH-4K~12KTL-HT-P

STH-4K~12KTL-HT-P

4~12kW | Three Phase | 2 MPPTs

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