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The Solar Step

5.5KVA / 5500W Growtech Hybrid Inverter 100A MPPT

5.5KVA / 5500W Growtech Hybrid Inverter 100A MPPT

R 5,700.00
R 6,250.00 R 5,700.00
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Low stock: 5 left

Growtech 5.5kW Solar Pure Sine Wave Solar Inverter - 5.5KVA / 5500W / 48VDC / MPPT

GW-A-Growtech 48V 5.5KW
  • Model: GT-MP5548
  • Capacity: 5.5KVA / 5.5KW
  • Parallel Capability: NO
  • Battery Voltage: 48VDC
  • Floating Charge Voltage: 54VDC
  • Overcharge Protection: 63VDC
  • Charging Method: CC / CV
  • Lithium Battery Activation: YES
  • Lithium Battery Communication: YES (RS485)

  • Reliable & Efficient Power Conversion

    The Growatt GT-MP5548 is a 5.5kVA / 5.5kW off-grid inverter designed for stable and efficient power supply. Optimized for solar energy storage, this inverter supports 48V lithium battery communication via RS485, ensuring seamless integration with modern energy systems.

    Key Features:

    Optimized Battery Management

    • 48V DC system with floating charge voltage of 54VDC
    • Overcharge protection at 63VDC
    • Supports CC / CV charging method for extended battery life
    • Built-in Lithium Battery Activation for enhanced compatibility

    Reliable Performance

    • Pure sine wave output for stable and efficient power delivery
    • Designed for off-grid solar systems without parallel capability
    • Compact and durable design for home and commercial backup solutions

    Smart Integration

    • RS485 communication for lithium battery monitoring
    • Advanced charging technology for consistent and safe operation

    Installation & Warranty

    To ensure compliance and product longevity:

    • Must be installed by a qualified electrician
    • Installation must meet SANS 10142 standards
    • A valid Certificate of Compliance (COC) is required
    • Warranty claims require proof of professional installation with installation photos

    This high-efficiency inverter is an ideal solution for homes, offices, and remote applications requiring a reliable off-grid power supply.

  • 1 YEAR WARRANTY
Customers rate us 4.9/5 based on 101 reviews.

Let customers speak for us

from 101 reviews
11kva Solar System

We bought the 11kva system last week. Customer service is excellent, delivery excellence, installed and working like 4 paired horses bulling a wagon. We're thrilled and keep up the great work guys.

Michael Makwela
The Solar Step
Highly Recommend

A big thank you to The Solar Step team for the excellent service, I am very happy with my product!

Anonymous
The Solar Step
Amazing service

This place has amazing service the staff are so friendly and fast to help i would highly recommend

Kobus
The Solar Step
Amazing service

This place has amazing service the staff are so friendly and fast to help i would highly recommend

Kobus
The Solar Step
Excellent Service

Great products that saves you money and preserve energy.

Debbie
The Solar Step
Excellent Service

Great products that saves you money and preserve energy.

Debbie
The Solar Step
Great service

Friendly, helpful, great customer service.

Eunike Van Rooyen
The Solar Step
Great service and great quility products

The staff was very helpful and they were quick to respond to my messages aswell as give me the best system that fits into my budget and that is also in great quility

Marcel
The Solar Step
Outstanding Service!

Outstanding Service!

I had an amazing experience with this company! From start to finish, their team was professional, knowledgeable, and efficient.

Rochelle
The Solar Step
Amazing

Good service, frienfly assistance, great products. Just overall amazing

S.L.
The Solar Step
Very good service and friendly staff

A chap named Ruan assisted me with a few items I need. He was very helpful and knowledgeable. Will highly recommend The solar step and Ruan. Keep up the good work

Jaco
The Solar Step
Great

Good service, frienfly assistance, great products

Keagan
The Solar Step
Awesome service!!

This place has the best service, the staff are so friendly and helpful would recommend

Harvey
The Solar Step
Very happy

Very happy with the result of my installation and everyone was very professional.

Akker vermaak
The Solar Step
SOLAR

The products are truly amazing!!!works 100% effectively and is very sustainable and reliable.

The service was very quick and friendly

I highly recommend!!!”The Solar Step”

Carlos Alfredi
The Solar Step
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