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Solax 25kW Three-Phase On-Grid X3-PRO G2 IP66 Solar Inverter


Solax 25kW Three-Phase On-Grid Inverter Features

  • Exceptional Efficiency
    Delivers a high efficiency of up to 98.5%, maximizing solar energy conversion.

  • Advanced PV Flexibility & Oversizing
    Supports 150% DC oversizing and 110% AC overloading, allowing configurations with higher PV capacity and increased power generation robustness.

  • Low Start-Up Voltage with Ultra-Wide MPPT Range
    Features a broad MPPT voltage range and low start-up threshold, plus integrated global MPP scan for enhanced energy capture under fluctuating conditions.

  • Multiple MPPT Trackers with Strong Input
    Includes up to 3 MPPT trackers, each accommodating 2 strings and allowing a maximum 32 A DC input per tracker.

  • Robust Weather Protection (IP66)
    Fully protected against dust ingress and powerful jets of water, ensuring excellent durability in harsh environments.

  • Built-In Surge and Arc Protection
    Equipped with Type II SPD protection on both AC & DC sides, with optional AFCI (Arc Fault Circuit Interrupter) for enhanced safety.

  • Smart Energy Management Capabilities
    Offers integrated export power control, intelligent load management for devices like heat pumps (via adapter), plus 24/7 monitoring via Wi-Fi, LAN, or optional 4G.

  • Compact & High-Density Design
    Despite its power, it features an ultra-high power density with a compact form—lightweight (~28 kg) and easy to install.

  • Parallel Operation Support
    Supports Master/Slave parallel operation, allowing expandable system setups.

  • Full Compliance with Global Standards
    Meets international safety and grid standards including IEC 62109, EN 50549, VDE 4105, IEC 61727, IEC 62116, EN 50530, NB/T 32004, and more.

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Solax 25kW Three-Phase On-Grid X3-PRO G2 IP66 Solar Inverter

The Solax X3-PRO G2 25kW Three-Phase On-Grid Solar Inverter is engineered for large-scale commercial and industrial solar installations, delivering outstanding performance, reliability, and energy efficiency. With a maximum efficiency of 98.5%, wide MPPT voltage range, and support for 150% DC oversizing and 110% AC overloading, this inverter ensures maximum solar harvest even under challenging conditions.

Built with 3 independent MPPT trackers, each supporting high current inputs up to 32A, the X3-PRO G2 guarantees design flexibility and stable output across multiple string configurations. The IP66 protection rating makes it durable for outdoor installation, while integrated Type II surge protection (AC & DC) and optional AFCI (Arc Fault Circuit Interrupter) provide comprehensive system safety.

Smart energy management features such as export power control, intelligent load management, and 24/7 online monitoring via Wi-Fi, LAN, or 4G keep energy usage optimized and transparent. Compact, lightweight, and easy to install, the Solax X3-PRO G2 25kW is an advanced solution for businesses seeking dependable clean energy with long-term performance and compliance to global safety and grid standards.

DC Input

Max. PV array input power [Wp]
37500
Max. PV input voltage [V]
1100
Nominal input voltage [V]*
650
Startup voltage [V]
200
MPP tracker voltage range [V]
160~980
No. of MPP trackers
3
Strings per MPP tracker
2
Max. PV input current per MPPT [A]
32/32/32
Isc PV Array Short Circuit current per MPPT [A]
40/40/40

AC Output

Rated AC output power [kW]
25000
Rated AC output current [A]*
37.9/36.3
Max. AC output apparent power [kVA]
27500
Max. AC output current [A]*
41.8
Nominal AC voltage [V]
220/380V, 230/400V, 3/N/PE, 3/PE; 95-285V
Nominal AC frequency/AC frequency range [Hz]**
50/60; ±5
THDi (Rated power) [%]
<3
Power Factor range
0.8 leading ~ 0.8 lagging

System Data

Max. efficiency [%]
98.50
Euro efficiency [%]
98.00
Standby consumption (Night) [W]
<3
Ingress protection
IP66
Operating ambient temperature range [°C]
-30~+60 (Derating above 45)
Max. operation altitude [m]
4000 (Derating above 3000)
Relative humidity [%]
0~100
Typical noise emission [dB]
<55
Storage temperature [°C]
-30~+60
Dimensions [W×H×D] [mm]
482×417×181
Weight [kg]
28
Cooling concept
Smart fan cooling
Communication interfaces
USB / RS485 / DRM, Optional: Meter
Optional monitoring dongle
Pocket WiFi/LAN/4G
Display
2 x LED + LCD (16 x 2) / APP

Protection

Over/under voltage protection
YES
DC isolation protection
YES
Grid monitoring
YES
DC injection monitoring
YES
Residual current detection
YES
Anti-islanding protection
YES
Over Temp Protection
YES
SPD (DC/AC)
Type II / Type II
Arc-fault circuit interrupter(AFCI)
Optional
AC auxiliary power supply(APS)
Optional

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