NOVA 3K 3000W 48V Off-Grid Hybrid Solar Inverter

Product Overview

The NOVA 3K 3000W 48V Off-Grid Hybrid Solar Inverter combines a pure sine wave inverter with an integrated MPPT charge controller, providing a compact, high-efficiency solution for off-grid energy systems. Designed for a 48V battery setup, it supports AC loads from mains or generator power and offers scalable parallel operation for up to six units. This hybrid inverter is suitable for homeowners or small off-grid installations seeking reliable energy conversion and solar integration in a space-saving design.

Why This Product Makes Sense

Off-grid energy systems require precise coordination between solar input, battery storage, and AC output to function reliably. Many inverters fail to manage these components efficiently, resulting in unstable power or reduced battery lifespan. The NOVA 3K addresses these issues by combining a high-frequency pure sine wave inverter with a built-in MPPT solar charge controller, creating an integrated solution that simplifies energy management.

Its compact size and lightweight design make it easier to install in limited spaces while maintaining high performance. The pure sine wave output ensures compatibility with sensitive electronics such as computers, air conditioners, and other household appliances. This is particularly important for users who cannot risk voltage fluctuations or interference in their equipment.

The inverter supports configurable input priority between solar and grid or generator power, allowing energy flow to be tailored to system needs. CAN/RS485 communication enables integration with battery management systems, providing transparency and control over battery performance. Optional Wi-Fi or GPRS remote monitoring adds convenience, allowing users to track system status without physical interaction.

Safety is built into the system with overload, short circuit, and deep discharge protection. Parallel operation capability up to six units offers scalable off-grid energy, providing flexibility as power requirements grow. The system is optimized for predictable performance, reducing uncertainty in off-grid or backup scenarios.

What To Expect From It

In everyday use, the NOVA 3K provides smooth, stable AC power from 48V batteries while efficiently managing solar input through its MPPT controller. Peak inverter efficiency reaches 90%, while the solar charge controller can achieve up to 98% efficiency, ensuring that available sunlight is effectively converted into usable energy.

The inverter's AC outlet charger supports a default 30A charge current with a maximum of 40A, and accepts a wide AC input range to maintain compatibility with household or generator power. Auto-sensing frequency accommodates 50Hz or 60Hz devices, providing flexibility for different appliances.

Operating conditions are broad, with temperature ranges from 0°C to 55°C and humidity tolerance up to 95% relative, making it suitable for most residential or off-grid environments. Storage conditions from -15°C to 60°C allow for safe placement when not in use.

With the ability to connect in parallel and communicate with battery management systems, this inverter offers a reliable and scalable solution for off-grid energy needs. Users can expect consistent performance, controlled charging, and compatibility with a range of AC and solar inputs.

Technical Specifications

• Rated Power: 3000VA / 3000W
• Parallel Capability: Yes, up to 6 units
• AC Voltage Regulation (Battery Mode): 120 VAC
• Inverter Efficiency (Peak): 90%
• Waveform: Pure Sine Wave
• Transfer Time: 10ms Typical, 20ms Max (Single), <30ms (Parallel)
• Weight: 25.4 Lb
• Dimensions: 13.8″L x 5.1″W x 17.9″H
• PV Array MPPT Voltage Range: 60VDC ~ 115VDC
• Maximum PV Array Open Circuit Voltage: 145VDC
• Max Solar Charge Current: 80A
• Maximum Solar Charge Efficiency: 98%
• Standby Power Consumption: <50W
• AC Outlet Charger Current: Default 30A, Max 40A
• AC Input Voltage: 120VAC
• Selectable Voltage Range: 95-140 VAC (PCs), 65-140 VAC (Home Appliances)
• Frequency Range: 50Hz/60Hz Auto Sensing
• Operating Humidity: 5% to 95% Relative (Non-Condensing)
• Operating Temperature: 0°C - 55°C
• Storage Temperature: -15°C - 60°C