15kw Growatt Ongrid

Model : MOD 15KTL3-X

The Growatt 15kW Ongrid Inverter offers high efficiency, smart MPPT technology, and seamless grid connectivity, making it an excellent choice for residential and commercial solar systems.

15kw Growatt Ongrid Specifications

15kw Growatt Ongrid

Model: Growatt 15kW Ongrid
Max Efficiency: 98.6%
MPPT Input Voltage Range: 200V – 1000V
Max DC Input Voltage: 1100V
MPPT Trackers: 2
Max Input Current: 26A (13A per MPPT)
Output Voltage: 400V (Three-phase)
Communication: WiFi, RS485, Smart Dongle Support
Protection Level: IP65 (Waterproof & Dustproof)
Cooling System: Natural Convection
Warranty: 5 Years

The 15kW ongrid inverter is designed for homes and businesses looking for a powerful, cost effective solar solution. With an efficiency of 98.6%, it helps maximize solar energy power generation and ensures reliable grid connectivity. Its dual MPPT tracking ensures that solar energy is utilized efficiently, even in fluctuating sunlight conditions.

15kw Growatt Ongrid Inverter: High-Performance Solar Hub for Residential & Commercial Systems

The Growatt 15kW On-Grid Inverter is a high-power, three-phase string inverter designed to efficiently convert solar energy into usable AC power for feeding into the electrical grid. Part of Growatt’s robust commercial and large residential portfolio, it represents a balance of high efficiency, advanced functionality, and cost-effectiveness for sizable photovoltaic (PV) installations.

Core Function & Positioning

This inverter acts as the central powerhouse for solar systems requiring three-phase grid connection, which is standard for commercial buildings, farms, larger homes, and small industrial sites in many regions. It transforms the DC output from a large solar array (typically around 20-25kWp) into stable, grid-compliant AC electricity with high conversion efficiency, maximizing the return on investment.

15kw Growatt Ongrid Key Technical Specifications & Features

Rated AC Power: 15,000 W (15kW)
Grid Connection: Three-phase (380V/400V/480V depending on model/region)
High Efficiency: Features a maximum efficiency of over 98% and European efficiency ratings around 97.5%, minimizing energy losses.
Multiple MPPT Trackers: Typically equipped with 2 or 3 independent Maximum Power Point Trackers (MPPTs). This allows connection of solar arrays facing different directions or subject to varying shading conditions, optimizing total yield. Each MPPT handles a high input current.
Wide DC Input Range: Offers a broad MPPT voltage range (e.g., 200V-1000V), enabling flexible string design with many panels in series. This improves performance in low-light conditions and reduces cabling costs.
Advanced Monitoring & Communication: Comes with built-in Wi-Fi, 4G (optional), or Ethernet for connection to the Growatt Monitoring Platform (ShineServer / Growatt Home). Allows for real-time system monitoring, yield analysis, and fault diagnosis via a smartphone app or web portal.
Robust Design: Engineered for durability with an IP65 or similar ingress protection rating, making it suitable for outdoor installation (wall or ground mounting). Features a galvanic isolation transformer in many models for enhanced safety and grid compatibility.
Grid Support Functions: Includes essential features like low voltage ride-through (LVRT), reactive power control, and frequency regulation to support grid stability, as required by modern grid codes.

15kw Growatt Ongrid Ideal Applications

Commercial Rooftops: Factories, warehouses, shopping centers, and office buildings.
Agricultural & Farming Operations: Barns, irrigation systems, and agro-industrial facilities.
Large Residential Homes: Properties with high energy consumption and three-phase supply.
Small & Medium Enterprises (SMEs): Seeking to reduce operational electricity costs.

15kw Growatt Ongrid Main Advantages

Cost-Effective Performance: Growatt is known for offering a strong feature set and reliability at a competitive price point per kilowatt.
Design Flexibility: Multiple MPPTs and a wide voltage range allow for installation on complex roofs with multiple orientations.
Comprehensive Monitoring: User-friendly digital tools provide detailed oversight of system health and energy production.
Proven Global Brand: As a major global inverter manufacturer, Growatt offers extensive technical support and warranty coverage (typically 10 years, extendable).

15kw Growatt Ongrid Important Considerations

Grid Compliance: Must be installed by a certified electrician to ensure it meets all local grid-connection regulations and standards.
No Battery Integration (Standard Model): As a pure on-grid (grid-tied) inverter, it does not provide backup power during a grid outage unless specifically paired with an external battery storage system via a separate hybrid inverter or AC-coupled solution.
Proper Sizing: The 15kW DC array should be carefully designed to match the inverter’s input specifications, considering local climate and panel characteristics.

Conclusion

The Growatt 15kW On-Grid Inverter is a powerful and intelligent choice for system owners and installers looking for a reliable, high-yield solution for three-phase commercial and large-scale residential projects. It delivers the essential combination of high efficiency, robust monitoring, and design flexibility needed to maximize solar energy production and economic savings from a significant PV investment.

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