As energy demands grow and utility bills continue to rise in Pakistan, the shift toward solar energy is no longer a luxury, it's a necessity. For large homes, businesses, and industries looking for efficient, scalable, and cost-saving power solutions, three phase on-grid string inverters have become the ideal choice. In this 2025 guide, we explore Fronus’s Solax Power series, featuring three powerful models of X3 Mic G2 inverters: 5kW, 10kW, and 15kW.
Whether you're a business owner suffering from high electricity tariffs or a homeowner tired of unstable voltage and grid dependency, this guide will show how Fronus can help you make the switch to smart, clean, and efficient solar energy.
Why Choose Three Phase Ongrid Inverters?
Three-phase on-grid (grid-tied) inverters are specifically designed for properties connected to the electricity grid. Instead of storing excess energy in batteries, they feed it back into the national grid, significantly reducing electricity bills and supporting net metering.
Key Benefits:
Perfect for high-energy-consuming homes and businesses
Supports net metering – sell your extra solar power
Efficient for three-phase electrical setups
No battery cost – lower initial investment
Introducing Fronus Solax Power – X3 Mic G2 Series
Fronus, a trusted name in solar technology across Pakistan, now offers Solax Power’s X3 Mic G2 series – premium, reliable, and high-efficiency three phase on-grid string inverters. Designed to meet the unique energy needs of Pakistani users, these inverters offer world-class features with local support.
Available Models:
5kW X3 Mic G2
10kW X3 Mic G2
15kW X3 Mic G2
Let’s explore each model to help you decide which one fits your energy goals.
1. Fronus Solax 5kW X3 Mic G2 OnGrid Inverter
Best for: Small businesses, medium homes, and shops
Key Features:
Compact yet powerful design
Dual MPPT for higher solar energy harvesting
Wi-Fi/GPRS monitoring support
Supports up to 6.5kW panel input
Anti-reverse current protection
IP66 rating – waterproof and dustproof
User Advantage: Perfect for those who want to reduce bills without going off-grid. It's highly cost-efficient and great for small commercial setups with consistent daily power usage.
2. Fronus Solax 10kW X3 Mic G2 OnGrid Inverter
Best for: Schools, commercial buildings, larger homes
Key Features:
Higher panel input capacity (up to 13kW)
3-phase grid-tied operation
Wide MPPT voltage range
Remote monitoring via Solax Cloud app
High efficiency (up to 98.5%)
User Advantage: Ideal for users looking for fast ROI via net metering. If your energy bill crosses Rs. 50,000/month, this inverter can help you slash it by more than 70%.
3. Fronus Solax 15kW X3 Mic G2 OnGrid Inverter
Best for: Industries, warehouses, large-scale operations
Key Features:
Supports large PV systems (up to 19.5kW panel input)
3 MPPT inputs for system optimization
Built-in surge protection & DC isolator
Remote monitoring and diagnostics
IP66 weatherproof body for outdoor use
User Advantage: For factories and industries with high load usage, this inverter provides unmatched performance, reduces reliance on expensive grid electricity, and opens the door to net metering profits.
Common Problems Solved by Solax Three Phase Inverters
High Electricity Bills: These inverters help significantly reduce your monthly power expenses by feeding excess power back to the grid.
Overload During Peak Hours: With multi-MPPT tracking, they manage solar power flow efficiently and prevent voltage drops or overload.
Voltage Instability: Excellent grid-tied management keeps your system stable even with weak grid infrastructure.
Lack of Monitoring: Built-in Wi-Fi and mobile apps offer real-time stats, alerts, and performance reports.
Space Constraints: Wall-mounted and compact, these inverters are perfect even in tight utility rooms or rooftops.
Who Should Not Buy This Inverter?
While the Solax X3 Mic G2 series is a powerful solution, it is not ideal for:
Users with very low energy usage
Homes without three-phase wiring
Those wanting off-grid or battery backup (these are grid-tied only)
For battery-based hybrid systems, Fronus offers separate solutions like the Infineon or Platinum Series inverters.
Final Thoughts – Is Solax Power X3 Mic G2 Worth It?
If you’re serious about reducing your electricity bills, taking advantage of net metering, and want a long-term reliable solar investment, the Fronus Solax Power X3 Mic G2 Series is one of the best choices available in Pakistan.
From compact commercial use to large-scale industrial setups, the 5kW, 10kW, and 15kW models provide smart, safe, and scalable energy solutions backed by Fronus’s trusted local support.
Ready to Power Up with Fronus?
Visit Fronus.com to learn more about the Solax Power series and explore the right solution for your needs. Partner with Pakistan’s leading solar technology provider and switch to sustainable energy today.
Fronus – Powering Your Future with Smart Solar.