Description
Discover the Growatt WIT 15kW-HU Hybrid Inverter
The Growatt WIT 15kW-HU is a modern 3-phase hybrid inverter. It delivers 15kW of power for larger homes and small businesses. This device converts solar energy, stores excess power in batteries and provides instant backup power.
You get reliable energy management in one compact unit. The inverter works with low voltage batteries and supports unbalanced output. It is the smart choice for modern solar systems in Europe.
Why Choose the Growatt WIT 15kW-HU?
This inverter combines high performance with an attractive price. It reaches 97.6% maximum efficiency and switches to UPS mode in only 10 ms. You never lose power during outages.
- ✅Fast UPS backup in 10 ms
- ✅97.6% maximum efficiency
- ✅IP66 protection for outdoor use
- ✅100% unbalanced output on 3 phases
- ✅Natural convection cooling – silent operation
- ✅Full compatibility with Growatt AXE batteries
Key Technical Specifications
| Parameter | Value |
|---|---|
| Rated AC output power | 15000 W |
| Max. recommended PV power (STC) | 24000 W |
| Max. DC voltage | 1000 V |
| Max. charge / discharge current | 290 A |
| Battery voltage | Low voltage (48 V) |
| Maximum efficiency | 97.6 % |
| UPS switch time | 10 ms |
| Degree of protection | IP66 |
| Dimensions (W/H/D) | 475 / 698 / 240 mm |
| Weight | 50 kg |
| Cooling | Natural convection |
| Parallel operation | Up to 6 units (90 kW) |
Advanced Technology & Benefits
Two MPPT trackers maximize energy harvest from your solar panels even when they face different directions. The inverter supports hybrid operation and stores excess solar power in batteries instead of sending it to the grid.
This reduces your electricity bills and increases self-consumption. The 100% unbalanced output allows each phase to work independently. You get full flexibility for real-world installations.
Perfect Compatibility
The Growatt WIT 15kW-HU works perfectly with Growatt AXE low voltage batteries. It supports LiFePO4 chemistry. You can start with one battery and expand capacity later up to 30.6 kWh or more.
It also connects to smart meters for zero-export function. The inverter meets future smart grid requirements across Europe.
Safety First
IP66 protection allows safe outdoor installation. The inverter meets all European safety standards.
Easy Installation and Scalability
Compact size and light weight make wall mounting simple. Natural convection cooling needs no extra fans. Installation is fast and low-cost.
You can connect up to 6 inverters in parallel. The system grows with your energy needs up to 90 kW.
Who Should Choose This Inverter?
Choose the Growatt WIT 15kW-HU if you have a 3-phase grid connection and higher power demand. It fits larger homes, villas, small workshops and offices that need reliable backup and energy storage.
It is perfect for users who want energy independence and lower bills. The inverter works for both new installations and upgrades of existing solar systems.
Ready to power your future?
Contact the growatt.tech team today. Our experts will help you select the right configuration and batteries. Get the best price and fast delivery across Europe.
Upgrade your energy system with the Growatt WIT 15kW-HU. Start saving money and enjoy reliable power every day.
What is the Growatt WIT 15kW-HU?
It is a 3-phase hybrid inverter with 15kW output. It combines solar conversion, battery storage and UPS backup in one device.
How fast is the UPS backup?
The switch time is only 10 ms. Critical devices stay on without interruption.
Does it support low voltage batteries?
Yes. It works with 48 V Growatt AXE batteries up to 290 A charge current.
Is it suitable for outdoor installation?
Yes. The IP66 rating protects it from dust and water.
Can I expand the system later?
Yes. You can connect up to 6 inverters in parallel and increase battery capacity as needed.
What is the efficiency of this inverter?
Maximum efficiency is 97.6 %. This helps you get the most from your solar panels.
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