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Forntech

MUST 4.2kW 24V Off-Grid Inverter 100A MPPT WiFi – PV18-4024 PREM

SKU PV18-4024-PREM
R 4,100.00
R 4,100.00

Forntech

MUST 4.2kW 24V Off-Grid Inverter 100A MPPT WiFi – PV18-4024 PREM

SKU PV18-4024-PREM
R 4,100.00
MUST 4.2kW 24V Off-Grid Inverter 100A MPPT WiFi – PV18-4024 PREM

Frequently Bought Together

Total priceR 27,350.00

Product Description

The MUST 4.2kW inverter is a smart and efficient 24V off-grid solar inverter designed for homes, backup power systems and small business installations in South Africa. It combines a 4200W pure sine wave inverter, built-in 100A MPPT solar charge controller and battery charger in one compact unit, making it ideal for customers searching for a 4.2kW inverter South Africa, MUST inverter, off-grid inverter, 24V inverter or solar inverter for sale. MUST confirms the PV1800 PREM series supports pure sine wave output, MPPT solar charging, battery-free operation, dual output, Wi-Fi monitoring and lithium BMS communication via CAN.

Its smart LCD interface, built-in Wi-Fi and Bluetooth, dual AC outputs and communication ports make it suitable for modern solar systems where flexible monitoring and energy management are important.

Key Features

  • 4.2kW / 4000W off-grid inverter
  • 24V battery system
  • Pure sine wave output
  • Built-in 100A MPPT solar charge controller
  • High-voltage PV input
  • Can operate without a battery
  • Dual AC outputs for smart load management
  • Built-in Wi-Fi remote monitoring
  • Bluetooth connectivity
  • Lithium battery BMS communication via CAN
  • USB, RS485 and CAN communication
  • Smart LCD display
  • Cold-start function
  • Overload, short-circuit and deep-discharge protection
  • Suitable for home solar, backup power and off-grid systems.

Technical Specifications

Specification Details
Brand MUST
Model PV18-4024 PREM
Series PV1800 PREM
Inverter Type Off-Grid / Hybrid Solar Inverter
Rated Power 4,200W
Battery Voltage 24V DC
Output Waveform Pure Sine Wave
Solar Charge Controller Built-in MPPT
Max. Solar Charge Current 100A
PV Open-Circuit Voltage Up to 400V / 450V depending on configuration
Battery-Free Operation Yes
Dual AC Output Yes
Lithium BMS Communication CAN
Monitoring Wi-Fi / Bluetooth
Communication Ports USB / RS485 / CAN
Display Smart LCD
Cold Start Yes
Protection Overload / Short Circuit / Deep Discharge

The official MUST PV1800 PREM series is designed as a multi-function inverter/charger combining inverter, MPPT solar charger and battery charger functions, with support for battery-free operation and built-in Wi-Fi monitoring.

MUST 4.2kW Inverter South Africa

The MUST PV18-4024 PREM 4kW inverter is ideal for customers looking for a flexible solar inverter in South Africa for everyday backup power and off-grid applications. Its 24V battery architecture, 100A MPPT charging and lithium battery communication make it suitable for pairing with compatible lithium or lead-acid battery systems.

Shop the MUST 4.2kW inverter in South Africa from Lekker Volt for a reliable solar, battery and backup power solution.

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