Deye SUN-14/15/16/18/20K-SG05LP3-EU-SM2

14kW three phase hybrid inverter with 260A charging and transformer isolation.

Models Covered: SUN-14K-SG05LP3-EU-SM2, SUN-15K-SG05LP3-EU-SM2, SUN-16K-SG05LP3-EU-SM2, SUN-18K-SG05LP3-EU-SM2, SUN-20K-SG05LP3-EU-SM2

Manufacturer: Ningbo Deye Technology Co., Ltd. (Stock Code: 605117.SH)

Application: The Deye SUN-14K-SG05LP3-EU-SM2 series delivers powerful three-phase hybrid performance for commercial installations. With 14kW power range, 260A max charging/discharging, 97.6% max efficiency, 48V low voltage battery with transformer isolation, 100% unbalanced output, dual battery inputs, 10 units parallel capability, and 6 time periods for battery management, it's the robust choice for commercial energy storage.

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Technical Specifications

Technical Specifications
Parameter SUN-14K-SG05LP3-EU-SM2SUN-15K-SG05LP3-EU-SM2SUN-16K-SG05LP3-EU-SM2SUN-18K-SG05LP3-EU-SM2SUN-20K-SG05LP3-EU-SM2
PV String Input Data
Max PV Array Power 28000 W30000 W32000 W36000 W40000 W
Max PV Input Power 22400 W24000 W25600 W28800 W32000 W
Max PV Input / Array Open Circuit Voltage 800 V
Max PV Input Current 36+36 A
MPPT Efficiency >99%
MPPT Voltage Range 160 V – 650 V
MPPT Voltage Range at Full Load 310 V – 650 V330 V – 650 V350 V – 650 V400 V – 650 V440 V – 650 V
Number of MPP Trackers 2
Start-up Voltage 160 V
Max PV Short-Circuit Current 54+54 A
MPPT Nominal Voltage 550 V
Electrical / AC Output Data
European Efficiency 97.0%
Max AC Apparent Power 15400 VA16500 VA17600 VA19800 VA22000 VA
Max Efficiency 97.6%
Peak / Surge Power (W) 2 times of rated power, 10s
Rated AC Power 14000 W15000 W16000 W18000 W20000 W
AC Frequency Range 50Hz/45Hz-55Hz50Hz/45Hz-55Hz50Hz/45Hz-55Hz60Hz/55Hz-65Hz60Hz/55Hz-65Hz
AC Grid Connection Type 3L+N+PE
Grid / AC Frequency 60Hz/55Hz-65Hz
Max Parallel Units 10
Nominal AC Voltage Range 220/380V,230/400V 0.85Un-1.1Un
Output Voltage Range 0.85 V – 1.1 V220/380V,230/400V 0.85Un-1.1Un 3L+N+PE220/380V,230/400V 0.85Un-1.1Un 3L+N+PE220/380V,230/400V 0.85Un-1.1Un 3L+N+PE220/380V,230/400V 0.85Un-1.1Un 3L+N+PE
Phase Three-phase
Rated AC Output Current 21.3/20.3 A22.8/21.8 A24.3/23.2 A27.3/26.1 A30.4/29 A
THD / THDi <3% (of nominal power)
Adjustable Power Factor Range 0.8 leading to 0.8 lagging
Max AC Output Current 23.4/22.4 A25/24 A26.7/25.6 A30/28.7 A33.4/31.9 A
Max Continuous AC Pass-Through 70 A
Topology Non-Isolated (solar), Isolated (battery)
Unbalanced Output 100%
Max Inverter Backfeed Current 0 A
Battery Data
Battery Voltage Range 40 V – 60 V
Max Charge Current 260 A280 A300 A330 A350 A
Max Charge/Discharge Current 260 A280 A300 A330 A350 A
Max Discharge Current 260 A280 A300 A330 A350 A
Supported Battery Type Lead-acid or Lithium-ion
Number of Battery Inputs 2
Protection Features
IP Rating IP 65
AC Short-Circuit Protection Yes
AC/DC Surge Protection TYPE II(DC), TYPE II(AC)
DC Reverse Polarity Protection Yes
Grid Connection Standards IEC 61727, IEC 62116,OVE-RichtlinieCEI0-21,R25,EN50549,G99,VDE-AR-NNRS097, RD4105140, UNE 217002,
Over-Current Protection Yes
Over-Temperature / Thermal Protection Yes
Over-Voltage Protection Yes
Overvoltage Category OVC II(DC), OVC III(AC)
Overvoltage Category OVC III(AC)
Safety / EMC Standards IEC/EN 61000-6-1/2/3/4, IEC/EN 62109-1, IEC/EN 62109-2
Surge Protection Level TYPE II(AC)
Mechanical Data
Cooling Method Intelligent Air Cooling
Operating Conditions
Max Altitude 3000m
Noise Level <60 dB
Operating Temperature -40 to 60 °C
Relative Humidity 0-100%
Communication
Communication Interface WIFI, RS485, CAN
Display LCD

Note: Specifications are based on the official Deye SUN-14/15/16/18/20K-SG05LP3-EU-SM2 datasheet. Values may be subject to change; always verify against the latest manufacturer documentation before system design and procurement.

Availability & grid compliance in Kuwait

Market Kuwait
Grid authority / regulator MEW Kuwait
Quotation currency KWD
Support hours timezone Asia/Kuwait
Delivery & installation coverage Kuwait City, Hawalli, Salmiya

Figures on this page are the manufacturer's own, measured at the test conditions the datasheet states — they do not change by country. What changes is the approval that has to be met before the unit is energised: in Kuwait that is MEW Kuwait. Confirm the grid code, import requirements and any local certification with them, or with us, before you order.

Key Features & Technical Highlights

  • 260A Charging: Ultra-high power charging
  • 48V Low Voltage: Transformer isolation design
  • 100% Unbalanced: 50% rated power per phase
  • 10 Units Parallel: Scale up to 140kW
  • AC Coupling: Retrofit existing systems
  • 6 Time Periods: Advanced battery management
  • 280A Charging: Ultra-high power charging
  • 300A Charging: Ultra-high power charging
  • 330A Charging: Ultra-high power charging
  • 350A Charging: Ultra-high power charging

Frequently Asked Questions

Is the DEYE SUN-14K-SG05LP3-EU-SM2 suitable for the Middle East climate?

Yes. DEYE inverters are rated for high ambient temperatures and dusty conditions common across the Gulf, North Africa and the wider MEA region, with IP-rated enclosures for outdoor installation in shaded areas.

What is transformer isolation?

Transformer isolation provides galvanic separation between the battery and AC side, enhancing safety and allowing the use of various battery types including lead-acid and lithium-ion.

How much can the system be scaled?

Up to 10 units can be connected in parallel for both on-grid and off-grid operation, scaling the system to 140kW for large commercial applications.