Three-phase Residential On-grid Inverter

X3-PRO G2

8kW / 10kW / 12kW / 15kW / 17kW / 20kW / 25kW / 30kW

Product Image Description

Image of the Solax X3-PRO G2 inverter, a compact, white and grey unit with ventilation grilles and connection ports.

Key Features

High Efficiency

✔️ Up to 98.5% efficiency
✔️ 32A per MPP tracker
✔️ 150% DC oversizing & 110% AC overloading output
✔️ Built-in global MPP scan
✔️ Low startup voltage & ultra-wide MPPT range

Intelligent Design

✔️ IP66 protection degree
✔️ Ultra-high power density
✔️ 24h monitoring (WiFi/LAN/4G)
✔️ Smart loads management (e.g., heat pump, smart EV charger)

Assured Safety

✔️ Type II SPD on AC&DC side
✔️ AFCI support (optional) [Note: Feature to be upgraded in the future]

Flexible Adaptability

✔️ Built-in export power control function

Technical Specifications

Parameter	X3-PRO-8K-G2	X3-PRO-10K-G2	X3-PRO-12K-G2	X3-PRO-15K-G2	X3-PRO-17K-G2	X3-PRO-20K-G2	X3-PRO-25K-G2	X3-PRO-30K-G2
PV INPUT
Max. recommended PV array power	12.0 kWp	15.0 kWp	18.0 kWp	22.5 kWp	25.5 kWp	30.0 kWp	37.5 kWp	45.0 kWp
Max. PV input voltage [Note ①]	1100 V
Nominal PV input voltage	650 V
Operating voltage range	135 ~ 985 V
MPPT voltage range [Note ②]	160 ~ 980 V
Start-up voltage	200 V
No. of MPP trackers / Strings per MPP tracker	2 / (2 / 2)	3 / (2 / 2 / 2)
Max. input current per MPPT	32 A	40 A
Max. input short circuit current per MPPT	40 A
AC OUTPUT
Rated output power	8 kW	10 kW	12 kW	15 kW	17 kW	20 kW	25 kW	30 kW
Rated output current	12.2 A	15.2 A	18.2 A	22.8 A	25.8 A	30.3 A	37.9 A	45.5 A
Max. output apparent power	8.8 kVA	11.0 kVA	13.2 kVA	16.5 kVA	18.7 kVA	22.0 kVA	27.5 kVA	30.0 kVA [Note ⑥]
Max. output continuous current	13.2 A	16.0 A	19.3 A	24.2 A	27.5 A	33.6 A	41.8 A	45.5 A
Nominal AC voltage	3 / N / PE, 220 / 380 V	3 / N / PE, 230 / 400 V
Nominal AC frequency	50 Hz / 60 Hz
AC frequency range [Note ③]	50 ± 5 Hz / 60 ± 5 Hz
Adjustable Power Factor range	~ 1 (0.8 lagging to 0.8 leading)
THDi (rated power)	< 3%
EFFICIENCY
Max. efficiency	98.2%	98.3%	98.5%	98.5%	98.5%	98.5%	98.5%	98.5%
European efficiency	97.7%	97.8%	98.0%	98.0%	98.0%	98.0%	98.0%	98.0%
ENVIRONMENT LIMIT
Ingress protection	IP66
Operating ambient temperature range	-30 ~ 60°C
Max. operating altitude	4000 m
Relative humidity	0 ~ 100 % RH (condensing)
Overvoltage Category	Mains: III / PV: II
Dimensions (W x H x D)	482 x 417 x 186 mm
GENERAL
Net weight	24.5 kg	26.0 kg	28.0 kg	28.0 kg
Cooling concept	Nature cooling			Smart cooling
Communication interfaces	RS485/DRM, Optional: Meter
Power consumption (night)	< 3 W
Topology	Non-isolated
Certificates and approvals	VDE4105, EN 50549, AS 4777.2, IEC 61727, IEC 62116, IEC 61683, IEC 60068, EN 50530, NB/T 32004, IEC/EN 62109-1, IEC/EN 62109-2
AC auxiliary power supply (APS)	Optional
PROTECTION
Protections	Over / under voltage protection, DC isolation protection, DC reverse-polarity protection, Grid monitoring, DC injection monitoring, Back feed current monitoring, Residual current detection, Over temperature protection, AC overcurrent protection, AC short-circuit protection
Active anti-islanding method	Frequency shift
Surge protection (DC / AC)	DC: Type II, AC: Type II
Arc-fault circuit interrupter (AFCI)	Optional

[Note ①]: The maximum input voltage is the upper limit of the DC voltage. Any higher input DC voltage would probably damage the inverter.
[Note ②]: Input voltage exceeding the MPPT voltage range may trigger inverter protection.
[Note ③]: The AC frequency range may vary from different country codes.
[Note ④]: 9999 for AS4777.2
[Note ⑤]: 14999 for AS4777.2
[Note ⑥]: 29999 for AS4777.2

	SolaX X3-MEGA G2 Series User Manual: 20kW - 60kW Comprehensive user manual for the SolaX X3-MEGA G2 Series solar inverters (20kW to 60kW), covering installation, safety, technical specifications, troubleshooting, and maintenance.
	SolaX X3-PRO G2 Series User Manual: Installation, Operation, and Maintenance Guide Comprehensive user manual for the SolaX X3-PRO G2 series of three-phase photovoltaic grid-connected inverters. Covers installation, electrical connection, commissioning, operation, troubleshooting, and maintenance for models ranging from 8 kW to 30 kW.
	Solax X3-PRO G2 Three-Phase Residential On-grid Inverter Datasheet Technical specifications and features of the Solax X3-PRO G2 series of three-phase residential on-grid inverters, including efficiency, safety, design, and adaptability.
	Solax X3 Series Inverter Quick Installation Guide A concise and SEO-optimized guide for installing Solax X3 Series solar inverters (8KW-15KW and 4.0KW-10.0KW). Covers packing list, inverter mounting, PV and AC connections, grounding, and optional WiFi/USB setup for efficient solar energy systems.
	SolaX X3-ULTRA Installation Manual: Guide for 15-30 kW Solar Inverters Comprehensive installation manual for SolaX X3-ULTRA solar inverters, covering models from 15 kW to 30 kW. Provides essential safety guidelines, technical specifications, and installation procedures for efficient and safe setup.
	SolaX X3-PRO G2 Series 8 kW-30 kW Quick Installation Guide A concise guide for installing the SolaX X3-PRO G2 Series 8 kW-30 kW solar inverter, covering packing, mounting, electrical connections (PV, AC, Earth), and communication setup.
	Solax X3-MIC G2 Series Quick Installation Guide \| 3 kW - 15 kW Solar Inverter Setup Quick installation guide for Solax X3-MIC G2 Series solar inverters (3 kW-15 kW). Covers essential steps for inverter installation, PV and AC connections, earth grounding, WiFi setup, and firmware upgrades via USB.
	SolaX X3-HYB-G4 PRO Installationshandbuch: Leitfaden für Hybrid-Wechselrichter Entdecken Sie das Installationshandbuch für den SolaX X3-HYB-G4 PRO Hybrid-Wechselrichter. Detaillierte Anleitungen zur sicheren Installation, Verdrahtung und Konfiguration von 4 kW bis 15 kW Solaranlagen.