Solax X3-PRO G2: Three-phase Residential On-grid Inverter

The Solax X3-PRO G2 is a high-efficiency, intelligent, and adaptable three-phase residential on-grid inverter series, designed to meet diverse energy needs.

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 start-up voltage & ultra-wide MPPT range

Assured Safety

Type II SPD on AC & DC side
IP66 ingress protection
AFCI support (optional)

Intelligent Design

24h monitoring (WiFi / LAN / 4G)
Smart loads management (e.g. heat pump, smart EV charger)

Flexible Adaptability

Built-in export power control function
Ultra-high power density

Technical Specifications

PV INPUT
	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
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	1100 V
Rated PV input voltage	650 V
Operation voltage range	135~985 V	160~980 V
MPPT voltage range	350~850 V	400~850 V	500~850 V
Full load voltage range
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	20 A	32 A	40 A
Max. input short circuit current per MPPT	25 A

AC OUTPUT
	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
Rated output power	8 kW	10 kW	12 kW	15 kW	17 kW	20 kW	25 kW	30 kW
Rated output current	12.2, 11.6 A	15.2, 14.5 A	18.2, 17.4 A	22.8, 21.8 A	25.8, 24.7 A	30.3, 29.0 A	37.9, 36.3 A	45.5, 43.5 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
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

AC OUTPUT
	X3-PRO-8K-G2	X3-PRO-10K-G2
Rated AC voltage	3/N/PE, 220/380 V	3/N/PE, 230/400 V
Rated AC frequency	50 Hz/60 Hz
AC frequency range	50 ± 5 Hz/60 ± 5 Hz
Adjustable power factor range	~ 1 (0.8 lagging to 0.8 leading)
THDi (rated power)	< 3%

EFFICIENCY
	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
Max. efficiency	98.2%	98.3%	98.5%
European efficiency	97.7%	97.8%	98.0%

ENVIRONMENT LIMIT
	Value
Ingress protection	IP66
Operation temperature range	-30 ~ 60°C
Max. operation altitude	4000 m
Relative humidity	0~100% RH (condensing)
Overvoltage category	Mains: III / PV: II

GENERAL
	X3-PRO-8K-G2	X3-PRO-10K-G2	X3-PRO-12K-G2	X3-PRO-15K-G2
Dimensions (W x H x D)	482 x 417 x 186 mm
Net weight	24.5 kg	26.0 kg	27.5kg	28.0 kg
Cooling concept	Natural cooling	Smart air cooling
Communication interfaces	RS485/DRM, optional: meter, USB, Modbus RTU, WiFi / LAN/4G (optional), DRM
Power consumption (night)	<3 W
Topology	Non-isolated
Certifications	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
	Description
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:

The maximum input voltage is the upper limit of the DC voltage. Any higher input DC voltage would probably damage the inverter.
Input voltage exceeding the MPPT voltage range may trigger inverter protection.
The AC frequency range may vary from different country codes.
9999 W/VA for AS4777.2; 514999 W/VA for AS4777.2; 629999 W/VA for AS4777.2.

Manufactured in China.

Feature to be upgraded in the future. Information may be subject to modify without notice.

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