Huawei SUN2000-42KTL Smart String Inverter

Technical Specifications SUN2000-42KTL
Max. Efficiency 98.8%
European Efficiency 98.6%

Max. DC Usable Power 47,900 W
Max. Input Voltage 1,100 V
Max. Current per MPPT 22 A
Max. Short Circuit Current per MPPT 30 A
Min. Operating Voltage / Start Input Voltage 200 V / 250 V
Full Power MPPT Voltage Range 580 V ~ 850 V
MPPT Operating Voltage Range 200 V ~ 1000 V
Rated Input Voltage 720 V
Max. Number of Inputs 8
Number of MPP Trackers 4

Rated AC Active Power 42,000 W
Max. AC Apparent Power 47,000 VA
Max. AC Active Power (cosφ=1) Default 47,000 W; 42,000W optional in settings
Rated Output Voltage 277V / 480V, 3W+PE
Rated AC Grid Frequency 50 Hz / 60 Hz
Max. Output Current 56.6 A
Adjustable Power Factor 0.8 LG … 0.8 LD
Max. Total Harmonic Distortion <3%

Input-side Disconnection Device Yes
Anti-Islanding Protection Yes
DC Reverse-Polarity Protection Yes
PV-array String Fault Monitoring Yes
DC Surge Arrester Type II
AC Surge Arrester Type II
Insulation Detection Yes
Residual Current Monitoring Unit Yes

Display LED Indicators
USB / Bluetooth +APP Yes
RS485 Yes
Dimensions(W×H×D, with mounting plate) 930 × 550 × 283 mm (36.6 x 21.7 x 11.1 inches)
Weight 60 kg (132.3 lb.), without mounting plate
62 kg (136.7 lb.), with mounting plate
Operation Temperature Range -25 °C ~ 60 °C (-13°F ~ 140°F)
Cooling Natural Convection
Max. Operating Altitude 4,000 m (13,123 ft.)
Relative Humidity 0 ~ 100%
DC Connector Amphenol Helios H4
AC Connector Waterproof PG Terminal + OT Connector
Protection Rating IP65
Topology Transformerless

Product Enquiry
SKU: SUN2000-42KTL Categories: , , ,



  • 4 MPPTs for versatile adaptions to different layouts
  • 8 strings intelligent monitoring and fast trouble-shooting
  • Power Line Communication (PLC) supported
  • Smart String I-V Diagnosis supported


  • DC disconnect integrated, safe and convenient for
  • Type II surge arresters for both DC and AC
  • Ground fault protection
  • Residual Current Monitoring Unit (RCMU) integrated inside


  • Max. efficiency 98.8%, European efficiency 98.6%


  • No need for external fans with natural cooling technology
  • Protection rating of IP65


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