The 5kVA MUST 48V Low-Frequency Hybrid Inverter is built for solar and backup installations where robust power handling, substantial battery storage and dependable operation are priorities.

Unlike compact high-frequency designs, its low-frequency inverter architecture is particularly well suited to installations that may include equipment with demanding startup requirements. This makes the 5kVA MUST a strong option for homes, workshops, offices, farms and small businesses where the inverter may need to support a mixture of everyday electronics and motor-driven loads.

The 48V battery architecture provides an efficient foundation for larger battery banks, while the inverter’s 80A charging capacity supports strong battery recovery when paired with appropriately sized storage.

For solar integration, the supplied 245VDC specification allows an appropriately designed PV string to feed the hybrid system, helping users harvest daytime solar energy for immediate consumption and battery charging.

By bringing solar input, battery storage, charging and inverter operation together, this MUST unit provides a robust hybrid platform for users looking to reduce grid dependence while maintaining reliable backup power.

Macire supplies genuine MUST equipment with professional load assessment, battery sizing, solar-array configuration, nationwide delivery and dependable after-sales support.

⭐ Genuine Product | Verified & Supported by Macire

System Architecture & Configuration

Low-Frequency Power Architecture

• Heavy-duty low-frequency inverter design
• 5kVA rated capacity
• Designed for robust power conversion
• Well suited to installations with demanding electrical loads
• Strong platform for residential and commercial backup systems

48V Battery System

• 48V battery architecture
• Suitable for appropriately configured lithium battery banks
• Compatible with suitable lead-acid battery configurations
• Designed for higher-capacity energy storage systems
• Lower DC current than equivalent lower-voltage systems at the same power level

80A Charging System

• 80A charging capacity
• Strong battery recovery capability
• Suitable for appropriately sized 48V battery banks
• Designed for regular solar and backup operation

Solar Input System

• 245VDC specification
• Supports appropriately configured solar-panel strings
• Suitable for higher-capacity PV installations
• PV array must remain within the manufacturer’s specified operating limits

Technical Specifications

Key Features

• 5kVA heavy-duty power capacity
• Robust low-frequency inverter architecture
• Efficient 48V battery configuration
• Powerful 80A charging capacity
• 245VDC solar input specification
• Designed for demanding residential and commercial loads
• Strong platform for larger battery banks
• Suitable for appropriately configured lithium storage
• Handles everyday and selected motor-driven loads when correctly sized
• Solar, battery and backup functionality in one system
• Suitable for homes, farms, offices and businesses
• Genuine MUST equipment supplied by Macire

Applications / Use Cases

🏠 Whole-home essential power systems

🏢 Offices and professional premises

🏪 Shops and small businesses

🌾 Farms and rural installations

🔧 Workshops

☀️ Solar energy systems

🔋 High-capacity battery backup

🏕️ Off-grid installations

📡 Security and communication systems

Installation & Engineering Notes

• Configure the inverter with a correctly sized 48V battery bank.
• Match battery capacity to both expected load and required backup duration.
• Configure the solar-panel string according to the inverter’s 245VDC specification and manufacturer limits.
• Use appropriately sized DC battery cables for the 5kVA load.
• Install suitable battery, PV and AC protection devices.
• Confirm motor starting requirements before connecting pumps, compressors or similar equipment.
• Install in a dry, well-ventilated location.
• Macire can assist with load assessment, battery sizing and PV configuration.

Care, Maintenance & Operations

• Keep ventilation openings clear of dust and obstructions.
• Inspect high-current battery connections regularly.
• Check PV connections and DC protection devices.
• Maintain securely tightened AC and DC terminals.
• Monitor battery charging behaviour.
• Protect the inverter from moisture and excessive heat.
• Avoid sustained loads beyond the inverter’s rated capacity.
• Follow MUST operating and maintenance requirements.

Do’s & Don’ts

✅ Do’s

• Use a correctly configured 48V battery system.
• Size batteries according to expected backup requirements.
• Use correctly sized battery cables.
• Configure PV panels within the permitted DC voltage range.
• Install appropriate AC and DC protection.
• Check startup requirements for motor-driven equipment.
• Use professional installation for higher-capacity systems.

❌ Don’ts

• Do not connect an incorrect battery voltage.
• Do not reverse DC polarity.
• Do not exceed the permitted solar input voltage.
• Do not overload the inverter.
• Do not block cooling airflow.
• Do not expose the inverter to water.
• Do not connect large motors without checking their starting requirements.

Compatibility

Suitable for integration with:

• 48V lithium battery systems
• Compatible 48V lead-acid battery banks
• Appropriately configured solar-panel strings
• Solar DC protection systems
• Residential solar installations
• Commercial backup systems
• Farm and workshop power systems
• Off-grid energy systems

Load Suitability

The combination of 5kVA capacity and low-frequency architecture makes this model particularly attractive where the installation includes more demanding electrical equipment.

Depending on actual wattage and startup requirements, a properly designed system can support combinations of:

• Refrigerators and freezers
• Televisions
• Lighting
• Computers
• CCTV and networking equipment
• Office equipment
• Selected water pumps
• Selected workshop equipment
• Other appropriately sized household and commercial loads

For compressors, pumps and other inductive equipment, the actual starting current must be checked before installation.

Mini FAQ

1. Why choose a low-frequency inverter?
Low-frequency inverter architecture is valued for robust power handling and is particularly useful in systems that may encounter demanding startup loads.

2. Why does this 5kVA inverter use a 48V battery system?
A 48V architecture is better suited to higher-power installations because it reduces DC current compared with equivalent lower-voltage systems, helping make battery-side power transfer more manageable.

3. What is the advantage of the 80A charging capacity?
The 80A charging capability supports stronger battery recovery when the inverter is paired with an appropriately sized 48V battery bank.

4. What does 245VDC mean for the solar system?
It is the supplied DC specification for the inverter’s solar side. The exact PV string must be configured within the manufacturer’s specified operating limits.

5. Can Macire help determine whether it will run my equipment?
Yes. Macire can assess your expected loads, motor starting requirements, battery storage needs and solar-panel configuration before system installation.

Why Buy From Macire

• Genuine MUST solar equipment
• Professional load and surge assessment
• Correct 48V battery-bank sizing
• Solar-panel string configuration
• Lithium battery matching
• Product verification before dispatch
• Nationwide delivery across Kenya
• Professional installation support
• Reliable after-sales assistance
• Long-term technical support