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TONG POWER
POWER BLOCK-H20-20KWh/30KWh
G3-T12 / G3-T15 / G3-T20
POWER BLOCK-H20-20KWh/30KWh
The 3.8 kWh battery module can expand from 7.7 kWh to 23 kWh
The 4.0 kWh battery module can expand from 8.0 kWh to 24.0 kWh
The 8.2 kWh battery module can be expanded from 8.2 kWh to 49.2 kWh

Core values


  • Empowering advanced control strategies and intelligent control algorithms in energy storage management systems

  • Implementing intelligent operation and maintenance based on real-time online monitoring

  • Ensure the economic efficiency, safety, and reliability of energy storage system operation

Design concept


  • Quality first, low price, excellent quality, high efficiency and low consumption

  • Safe and reliable, easy to operate, and simple appearance

Technical Parameter G3-T12 / G3-T15 / G3-T20
Battery Parameters
System Parameter
Battery specifications
Module model SMILE-G3-BAT-3.8S SMILE-G3-BAT-4.0S SMILE-G3-BAT-8.2P
Rated capacity 3.8 kWh 4.0 kWh 8.2 kWh
Effective capacity 3.6 kWh 3.8 kWh 7.8 kWh
Depth of Discharge (DOD) 95%
Maximum charge/discharge rate 1 C
Operating temperature range -20℃ ~50℃
Cycle life >6000 Cycles
Battery module connection 2 ~ 6 in Series 2 ~ 6 in Series 1 ~ 6 in Parallel
Dimensions (width x depth x height) 610 x 212.5 x 435 mm 610 x 212.5 x 435 mm 610 x 212 x 793 mm
weight 39.2 kg 42.5 kg 78.3 kg
System specifications
Model number G3-T12 G3-T15 G3-T20
Rated output power 12kW 15kW 20kW
System capacity 7.7 ~23.0kWh,8.2 ~ 49.2kWh
Battery type Lithium iron phosphate battery
warranty 5-year warranty
Inverter technical specifications
Model number SMILE-G3-T12-INV SMILE-G3-T15-INV SMILE-G3-T20-INV
Maximum photovoltaic input power 24kW 30kW 40kW
Maximum photovoltaic input current 18 A / 18 A / 18 A
Maximum photovoltaic input voltage 1000 V
Number of MPPTS/maximum number of input strings per MPPT 3 / 1
MPPT voltage range 200 ~ 850 V
Maximum PHOTOVOLTAIC short circuit current 22.5 A / 22.5 A / 22.5 A
Maximum charging/discharging current 60 A
Maximum charging/discharging power 12000 W 15000 W 20000 W
Rated frequency 50 / 60 Hz
Rated voltage 220 V / 380 V, 230 V / 400 V
Rated output power (grid port) 12kW 15kW 20kW
Rated output power (standby interface) 12kW 15kW 20kW
Rated input power (grid-connected) 17kW 20kW 25kW
Spare end UPS
Communication method Ethernet / WiFi / Modbus / API
Relative humidity 0 ~ 90% (No Condensation)
Size (width x depth x height) 610 x 250 x 610 mm
weight 44 kg
IP protection IP65
security IEC 62109-1/-2
EMC IEC 61000-6-1/-3
Overvoltage category DC II
Grid specifications VDE 4105, EN 50549-1
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