Growatt 15KW WIT 15K-HU LV Three Phase Hybrid Inverter Overview

The Growatt WIT 15K-HU is a 15kW low-voltage three-phase hybrid inverter for systems that combine solar panels, battery storage and grid power. It is designed to manage energy between these sources while providing backup power when required.

For buyers searching for a growatt 15kw lv three phase hybrid inverter price, this model combines a 15kW AC output with a low-voltage battery architecture. It supports both Lead-acid and Lithium-ion batteries, with a 40–60V battery voltage range and 51.2V rated voltage. Battery communication is available through RS485/CAN.

The inverter also supports 100% three-phase load unbalance, allowing each phase to handle different load levels within the system’s operating limits. It provides a 10ms on/off-grid transfer time and can handle up to twice its rated power for 10 seconds under the specified overload condition.

Why This Hybrid Inverter Stands Out

High PV Capacity

The Growatt 15KW WIT 15K-HU supports up to 24kW recommended PV power for module STC, giving system designers room to build a larger solar array around the 15kW inverter output.

PV system design should still be based on module voltage, current, temperature conditions and the inverter’s MPPT limits rather than inverter output alone.

High Battery Current

The inverter supports up to 290A maximum charging and discharging current for the target 15kW model. This provides substantial battery-side current capability for low-voltage energy-storage systems.

Fast Backup Transfer

The 10ms on-grid-to-off-grid transfer time enables the inverter to quickly switch between operating on the grid and operating in backup mode. However, the real performance will vary according to the connected loads, the state of the battery and the system’s setup.

Generator and Parallel Capability

The WIT series includes an integrated generator input and smart-load control, and the platform is capable of having up to 6 units operating in parallel. Such features may be useful in the case of larger energy-storage systems and installations that need extra operating flexibility.

Best For

The Growatt 15KW WIT 15K-HU can be considered for:

• Three-phase homes with significant electricity demand
• Commercial and small industrial solar systems
• Solar-plus-battery installations
• Systems affected by load shedding
• Users requiring low-voltage battery storage
• Installations requiring generator integration
• Projects where future parallel expansion is required

The system design at the end should match the inverter with the real load profile, the PV array, the battery bank and the electrical installation.

Not Ideal For

This model may not be the right choice where:

• A high-voltage battery system is specifically required
• The project only needs a basic on-grid inverter without battery storage
• The required load exceeds the inverter’s permitted output
• The available electrical infrastructure is not suitable for three-phase operation
• The planned PV or battery configuration falls outside the inverter’s voltage and current limits

Solar PV Input and MPPT Performance

The Growatt WIT 15K-HU is suitable for a maximum recommended PV power of 24kW when using STC-rated modules; its highest PV input voltage is 1000V, the starting voltage listed is 180V and the nominal PV voltage is 600V.

For installers working with a growatt 15kw hybrid inverter datasheet or growatt 15kw 3 phase inverter datasheet search, the important point is that PV array design should not be based on wattage alone.

String configuration should account for:

• Panel Voc
• Panel Isc
• MPPT operating range
• Maximum input current
• Minimum operating voltage
• Maximum system voltage
• Temperature-related voltage changes

An PV array which has been properly designed will keep the inverter within its electrical operating limits.

Battery Compatibility and Energy Storage

The Growatt 15KW LV Three Phase Hybrid Inverter uses a low-voltage battery architecture. It supports Lead-acid or Lithium-ion batteries with a battery voltage range of 40–60V and a rated voltage of 51.2V. Battery communication is provided through RS485/CAN.

The 290A figure is the maximum charging and discharging current for the 15kW target model.

When selecting a battery, check:

• Battery nominal voltage
• Maximum charge/discharge current
• BMS communication
• RS485/CAN compatibility
• Battery manufacturer’s approved operating limits
• Required backup energy

One should only choose specific battery brands and models after having checked that the system as a whole is compatible.

Backup Power and Load-Shedding Performance

For Pakistani users dealing with load shedding, the Growatt 15KW hybrid inverter can combine solar generation and battery storage to provide backup power.

The inverter has a specified on-off-grid transfer time of 10 ms and is capable of handling 100% three-phase unbalanced loads. Under the specified operating conditions, its ability to cope with an overload reaches 200% of rated power for a period of 10 seconds.

Backup performance depends on:

• Available battery capacity
• Battery state of charge
• Connected load
• Starting/surge requirements
• Phase-wise load distribution
• Solar generation
• Correct system configuration

It therefore follows that a rated capacity of 15kW should not be understood as ensuring that all the appliances connected can operate at the same time.

Generator and Parallel Operation

The WIT platform includes generator input and smart load control, providing additional flexibility for hybrid energy systems. It also supports up to 6 units in parallel.

Parallel operation must be arranged by a qualified installer based on the inverter configuration, the wiring requirements and the total system load.

Monitoring and Communication

The Growatt WIT 15K-HU provides OLED/LED display and APP-based monitoring. It also provides RS485/USB and Wi-Fi/LAN interfaces.

It is possible to more conveniently monitor system information and operating conditions through these means of communication.

Technical Specifications

General

• Brand: Growatt
• Model: WIT 15K-HU
• Type: Low-Voltage Three-Phase Hybrid Inverter
• Rated AC Output: 15,000W
• AC Voltage: 220/380V, 230/400V
• Frequency: 50/60Hz
• Maximum Efficiency: 97.60%
• European Efficiency: 97.00%
• MPPT Efficiency: 99.90%
• Protection Rating: IP66
• Cooling: Smart air cooling
• Noise: ≤50dB(A)
• Operating Temperature: –30°C to +60°C, with derating above 45°C
• Maximum Altitude: 3000m
• Weight: 43kg
• Dimensions: 475 × 698 × 240mm

Battery

• Battery Type: Lead-acid or Lithium-ion
• Voltage Range: 40–60V
• Rated Battery Voltage: 51.2V
• Maximum Charge/Discharge Current: 290A
• Communication: RS485/CAN

PV Input

• Maximum Recommended PV Power: 24kW
• Maximum Input Voltage: 1000V
• Start Voltage: 180V
• Nominal PV Voltage: 600V

AC Output and Backup

• Rated AC Output: 15,000W
• Maximum AC Output Current: 45.5A at 220V / 43.4A at 230V
• THDv: 3% with linear load
• Load Unbalance: 100% three-phase unbalanced
• On/Off-Grid Transfer Time: 10ms
• Overload Capability: 200% of rated power for 10 seconds

Recommended Solar System Size

The Growatt 15KW WIT 15K-HU supports up to 24kW recommended PV power, but the final solar array should be designed according to the electrical characteristics of the selected panels.

A suitable system design must consider:

• Panel Voc and Isc
• MPPT voltage range
• Maximum input current
• Temperature correction
• Number and configuration of PV strings
• Local installation conditions

Therefore, 24kW should be treated as the specified maximum recommended PV power rather than a universal requirement for every installation.

Growatt 15KW Hybrid Inverter Use in Pakistan

The Growatt 15KW LV Three Phase Hybrid Inverter is relevant for Pakistani solar systems where battery backup, solar self-consumption and three-phase power management are required.

Its low-voltage battery design allows it to work with 40–60V battery systems, while the 15kW AC output provides substantial capacity for three-phase applications. IP66 protection also makes the inverter suitable for installations where a higher level of enclosure protection is required.

For installations in hot environments, proper ventilation and installation according to the operating conditions are important because the inverter applies derating above 45°C.

Growatt 15KW LV Three Phase Hybrid Inverter Price in Pakistan

The growatt 15kw lv three phase price in pakistan depends on the current dealer price, availability and market conditions.

The current price of Growatt 15KW WIT 15K-HU LV Three Phase Hybrid Inverter in Pakistan is Rs. 520,000 per unit.

For buyers checking the growatt 15kw hybrid inverter price, growatt 15kw inverter price in pakistan, or growatt 15kw 3 phase inverter price in pakistan, the listed price is for one inverter unit.

Hajvery Solar Energy is a Growatt Official Distributor and supplies Growatt products with applicable warranty support.

Hajvery Verified Product Information

For a Growatt 15KW 3 Phase installation, confirm the exact WIT 15K-HU model before purchase and match the inverter with the required three-phase system configuration.

As a Growatt authorized dealer, Hajvery Solar Energy can help buyers check battery voltage, BMS communication, PV configuration and application requirements before purchase.

The growatt 15kw lv three phase specifications include a 15kW rated AC output, low-voltage battery architecture, 24kW recommended PV power and IP66 protection.

Choose Hajvery Solar Energy as an Official Growatt Distributor for product availability and dealer enquiries.

Warranty and After-Sales Support

The Growatt 15KW WIT 15K-HU comes with a 10-year replacement warranty as confirmed for this Hajvery Solar Energy listing.

Warranty claims are handled through Growatt service centers in Islamabad, Karachi and Lahore.

Buying from Hajvery Solar Energy, an authorized Growatt dealer, provides a clear route for product and warranty-related guidance.

Before You Buy

Before purchasing the Growatt 15KW LV Three Phase Hybrid Inverter, confirm:

• Your property requires a three-phase inverter.
• The planned battery operates within the 40–60V range.
• The battery provides compatible BMS communication through RS485/CAN.
• Your PV array remains within the inverter’s voltage and current limits.
• The required backup load is suitable for a 15kW inverter.
• Phase-wise load distribution has been checked.
• Generator integration is required or not required.
• Parallel operation is needed or not needed.
• The installation location allows suitable ventilation and operating conditions.

FAQs

What is the Growatt 15KW hybrid inverter price in Pakistan?

The current price of Growatt 15KW WIT 15K-HU LV Three Phase Hybrid Inverter in Pakistan is Rs. 520,000 per unit.

Is the Growatt WIT 15K-HU a three-phase inverter?

Yes. The WIT 15K-HU is a three-phase hybrid inverter with a rated AC output of 15,000W.

What battery does the Growatt 15KW LV hybrid inverter support?

It supports Lead-acid or Lithium-ion batteries with a 40–60V voltage range and 51.2V rated voltage.

What is the maximum PV power for the Growatt 15KW inverter?

The WIT 15K-HU has a maximum recommended PV power of 24kW for module STC.

Does the Growatt 15KW hybrid inverter support backup power?

Yes. It supports backup operation with a specified 10ms on/off-grid transfer time. Actual backup capability depends on the battery, connected loads and system configuration.

Can the Growatt WIT 15K-HU work with a generator?

The WIT platform includes generator input and smart load control.

Does the Growatt 15KW hybrid inverter support parallel operation?

Yes. The WIT platform supports up to 6 units in parallel.

What warranty does this Growatt 15KW inverter have?

This Hajvery Solar Energy listing includes a 10-year replacement warranty, with warranty claims handled through Growatt service centers in Islamabad, Karachi and Lahore.

Buy Growatt 15KW WIT 15K-HU from Hajvery Solar

Hajvery Solar Energy provides the Growatt 15KW WIT 15K-HU LV Three Phase Hybrid Inverter for residential, commercial and solar-plus-storage applications in Pakistan.

Before ordering, confirm the required battery voltage, BMS communication, PV array configuration, backup load and three-phase electrical requirements. Hajvery Solar Energy can assist with product selection and compatibility checks.