Felicity Solar IVPA 3524 – 3.5 kVA / 24 V Pure Sine Wave Solar Inverter Charger

The IVPA 3524 combines a transformer-based low-frequency inverter with intelligent charging features tailored for a 24 V battery configuration. With its 3.5 kVA output, it delivers clean, pure sine wave AC power, making it suitable for sensitive electronics, lighting, fans, refrigerators, and more.

Optimized for hybrid solar installations, this unit supports power switching between solar, grid, and battery sources. It offers adjustable battery charging, fast transfer switching, and wide-voltage input capability, making it a dependable solution in regions with unstable grid supply.

Key Features

• Pure sine wave output — safe for all household and sensitive electronics

• Low-frequency transformer design — ensures high surge capacity and long-term reliability

• Wide AC input range — compatible with grid voltage fluctuations

• Fast power switching (~15 ms) — seamless transition between power sources

• Smart battery charging — adjustable current (up to 40 A) for AGM, gel, or lithium batteries

• Clear LCD display interface — real-time monitoring of system performance

• Complete protection suite — overload, short-circuit, overcharge, over-temperature, under/over-voltage

• Expandable capacity — supports parallel connection for scalable power needs

Technical Specifications

Ideal Applications

• Solar-powered homes or apartments

• Small retail shops or offices

• Backup power for essential appliances

• Off-grid solar setups or grid-fluctuation environments

• Expandable systems using parallel units