Mercury VMII Plus 3500KW Off-Grid Inverter

Take charge of your energy with the Mercury VMII Plus 3500KW Off-Grid Inverter, a robust and intelligent inverter built for those who demand clean, stable power without relying on the national grid. Whether you’re setting up solar backup for your home, office, or workshop, theMercury VMII Plus 3500KW Off Grid Inverter offers advanced features and reliable performance, making it the perfect companion for your off-grid energy needs.

Delivering 3500 watts (3.5kW) of pure sine wave power and boasting a surge capacity of 7000W, this inverter packs enough punch to run essential appliances, power tools, and even medium-sized air conditioners. With advanced protections, real-time monitoring, and a high-efficiency rating, the Mercury VMII Plus 3500KW Off Grid Inverter is designed to perform when you need it most.

Powerful Performance for a Range of Applications

The Mercury VMII Plus 3500KW Off Grid Inverter delivers 3500W of continuous power, ensuring your devices and appliances run smoothly and efficiently. With a surge capacity of 7000W, it can easily handle startup loads of refrigerators, freezers, pumps, and other heavy-duty equipment that typically require more power at startup.

This makes it an ideal choice for:

Residential homes – Lighting, fans, TVs, fridges, and more

Offices and small businesses – Computers, printers, routers, etc.

Workshops or remote operations – Drills, grinders, and other tools

Backup power systems – For areas with unstable grid supply

High Conversion Efficiency – Save More, Waste Less

With an impressive efficiency rating of 90%, the Mercury VMII Plus 3500KW Off Grid Inverter ensures minimal energy loss during conversion. This means more of your stored battery power is converted into usable electricity, resulting in longer run times and better performance for your appliances.

The inverter also supports auto-selectable frequency switching (50Hz / 60Hz), making it compatible with a variety of devices and global standards.

Pure Sine Wave Output – Safe for Sensitive Devices

Unlike modified sine wave inverters that can damage or shorten the lifespan of sensitive electronics, the Mercury VMII Plus 3500KW Off Grid Inverter produces pure sine wave output, identical to utility power. This ensures smooth, safe operation for even the most sensitive devices, such as:

Medical equipment

Modern LED TVs

Laptops and desktops

Refrigerators and air conditioners

Audio/visual systems

Flexible Battery Compatibility – Lead-Acid or Lithium-Ion

The Mercury VMII Plus 3500KW Off Grid Inverter supports a wide range of battery types, making it adaptable to various installations and budgets. Whether you’re using traditional 24V lead-acid batteries or modern 24V lithium-ion batteries, this inverter delivers consistent, reliable performance.

This flexibility gives you the freedom to expand or upgrade your battery system without needing to replace your inverter.

Comprehensive Protection Features – Safe and Reliable

When it comes to power systems, safety is critical. That’s why the Mercury VMII Plus 3500KW Off Grid Inverter is equipped with a full suite of protection mechanisms, including:

Overload protection – Automatically shuts down to prevent damage

Short circuit protection – Shields your system from potential fire or faults

Over-temperature protection – Prevents overheating with intelligent fan control

Battery under-voltage protection – Protects your batteries from deep discharge

These protections make the VMII Plus a low-risk, high-reward investment for off-grid and backup power applications.

User-Friendly LCD Display – Monitor Everything in Real Time

With its built-in LCD display, the Mercury VMII Plus 3500KW Off Grid Inverter offers real-time system monitoring so you’re never in the dark about your power usage or system health. View key data at a glance, including:

Battery voltage

Output power

Load percentage

Charging status

System warnings or errors

This intuitive interface makes system management effortless, even for non-technical users.

Compact, Intelligent Design – Built to Fit Anywhere

Measuring approximately 500mm x 300mm x 120mm, the Mercury VMII Plus offers big power in a space-saving form factor. Its compact design makes it perfect for wall-mounted or standalone installations in:

Homes

Offices

Mobile setups (e.g., solar trailers or RVs)

Off-grid cabins

Thanks to the intelligent temperature-controlled cooling fan, the inverter operates quietly and efficiently, only activating the fan when necessary to extend the unit’s lifespan and save power.

Engineered for Everyday Conditions

Designed to operate in environments between 0°C and 40°C, the Mercury VMII Plus is ideal for indoor and moderate outdoor settings. With proper ventilation and basic installation practices, this inverter delivers long-lasting performance and minimal maintenance.

Why Choose the Mercury VMII Plus 3500KW Inverter?

3500W Pure Sine Wave Output – Reliable power for sensitive devices
7000W Surge Capacity – Perfect for high-startup load appliances
90% Efficiency – Save energy and maximize battery life
Multiple Protections – Built-in safety against electrical hazards
Real-Time LCD Monitoring – Easy, user-friendly interface
Flexible Battery Support – Works with both lead-acid and lithium batteries
Compact & Quiet – Installs anywhere, operates with minimal noise

If you’re looking for a compact yet powerful inverter that delivers consistent performance, safety, and flexibility, the Mercury VMII Plus 3500KW Off-Grid Inverter is your go-to choice. With support for modern battery technologies, intelligent features, and durable design, it offers excellent value for residential, commercial, or backup power setups.