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Home > String Inverters > Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us
Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us
Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us
Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us
Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us
Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us
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Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us
Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us
Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us
Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us
Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us

Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us

Customization: Available
After-sales Service: yes
Warranty: 5 Years
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Product Description

📊
Overview & Basic Info
Model NO.
WIT 28-55Kw
Phase
Three
Output Power
>1000W
Certification
CE
Type
DC/AC Inverters
Power Source
Solar Power
Efficiency
98.2%
MPPT Voltage
360V, 180V-550V
📝
Product Description
Hybrid Inverter Overview Technical Features Product Details
Datasheet WIT 28K-HU-US L2 WIT 35K-HU-US L2 WIT 40K-HU-US L2 WIT 55K-HU-US L2
Input Data (PV)
Max. PV Power 54kW 75.6kW 86.4kW 108kW
Max. Open Voltage 630V
MPPT Range 360V, 180V-550V
No. of MPPTs 5 7 8 10
Output Data (AC)
Nominal Power 28kW 35kW 40kW 55kW
Max. Output Current 85.6A@208V 106.9A@208V 122.2A@208V 168.1A@208V
Battery Data (DC)
Voltage Range 380V-650V (Recommended @ 512V)
Max Charge/Discharge 79A 99A 113A 156A
🏗️
Product Application Structure
Application Structure
🏢
Project Case
Project Case
💡
System Solution
System Solution
📦
Packaging & Shipping
Packaging 1 Shipping 2
📜
Certifications
Product Certifications
🤝
Exhibition
Exhibition Photo 1 Exhibition Photo 2
❓
Frequently Asked Questions
What is the maximum efficiency of the WIT series hybrid inverter?
The maximum efficiency of the WIT 28-55kW series is 98.2%, ensuring high energy conversion for commercial solar systems.
What type of batteries are compatible with this system?
The system is designed for Lithium batteries with a wide voltage range of 380V to 650V (512V recommended).
How fast is the transfer time between grid-on and off-grid modes?
The WIT series supports a UPS function with an on/off grid transfer time of ≤16.6ms, providing seamless backup power for critical loads.
What is the enclosure rating for outdoor installation?
The inverter features an IP66 / NEMA 4X protection rating, making it suitable for harsh outdoor environmental conditions.
Does the inverter support multiple MPPT trackers?
Yes, depending on the model, it features between 5 and 10 independent MPPT trackers to optimize energy yield from various string configurations.
What communication interfaces are available?
Standard interfaces include RS485 and CAN for BMS communication. Optional interfaces such as WiFi, 4G, and LAN are also available for remote monitoring via APP.

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