12kVA MUST Low Frequency Inverter 48V – 200A Heavy-Duty Industrial Power Inverter

The 12kVA MUST Low Frequency Inverter (48V) is a true heavy-duty, transformer-based power inverter designed for applications where high surge capacity, continuous reliability, and long service life are non-negotiable. Unlike high-frequency inverters, this low-frequency model is built to handle extreme starting currents, making it ideal for motors, pumps, compressors, welders, and other inductive loads.

Rated at 12kVA, this inverter operates on a robust 48V battery system and integrates a powerful 200A battery charger, ensuring fast charging and stable system recovery under demanding conditions. The 250VDC input support allows for flexible system integration, particularly in industrial and hybrid solar-backup configurations.

Built with an internal heavy copper transformer, this inverter delivers superior voltage stability, higher overload tolerance, and long-term durability—especially in harsh operating environments. Supplied and supported by Macire, this inverter is a dependable backbone for mission-critical power systems across Kenya.

Technical Specifications

Key Features

• True 12kVA low frequency inverter

• Heavy-duty transformer-based architecture

• Massive 200A built-in battery charger

• Handles very high surge loads effortlessly

• Stable voltage output under fluctuating loads

• Compatible with lithium & lead-acid batteries

• Designed for continuous industrial operation

• Long lifespan with minimal stress on components

• Ideal for motor-driven and inductive equipment

Applications / Use Cases

???? Factories & industrial plants
???? Borehole pumps & water systems
???? Workshops & welding operations
???? Commercial buildings & offices
???? Hotels, lodges & apartments
???? Hospitals & mission-critical facilities

Installation Notes

• Requires a 48V battery bank (preferably high-capacity lithium)

• Designed for systems with high surge and continuous loads

• Proper breakers, isolators & cabling are essential

• Professional installation strongly recommended

• Suitable for solar-hybrid or grid-backup configurations

Macire provides full system sizing, installation, and commissioning support.

Care & Maintenance

• Install in a cool, ventilated environment

• Avoid sustained operation beyond rated capacity

• Regularly inspect battery connections & cables

• Monitor charging parameters and load balance

• Follow Macire preventive maintenance guidelines

Mini FAQ

Q1: What makes a low frequency inverter different?
Low frequency inverters use heavy transformers, allowing them to handle extremely high surge currents and heavy inductive loads.

Q2: Is this inverter suitable for pumps and motors?
Yes. This inverter is specifically designed for high-starting-current equipment.

Q3: Can it be used with lithium batteries?
Yes. Fully compatible with LiFePO₄ lithium battery systems.

Q4: Is this inverter good for solar systems?
Yes. It integrates well into hybrid solar-battery-grid setups.

Q5: Does Macire provide technical support?
Absolutely. Macire offers sizing, installation, commissioning, and after-sales support.

Why Buy from Macire

• Genuine MUST low-frequency industrial inverters

• Macire-verified quality and performance checks

• Professional system design & commissioning

• Reliable nationwide after-sales support

• Trusted power solutions partner