500kW Commercial Energy Storage Inverter PCS with Isolation Transformer 500~850V

The J002-500 is a high-performance 500kW commercial and industrial energy storage inverter (PCS) featuring an integrated isolation transformer for enhanced load adaptability and safety. Designed for large-scale battery energy storage applications, it operates with 500~850V DC battery voltage range and delivers 500kW rated output power (550kVA maximum) at 400V AC with up to 97.5% conversion efficiency.

The isolation transformer design provides superior electrical isolation, strong load adaptability, and enhanced protection for critical industrial applications. With advanced DSP control system, the J002-500 supports active and reactive power adjustment, grid-connected charging/discharging, off-grid cold start and independent inverter function, plus multi-machine parallel operation for scalable system deployment. Intelligent forced air cooling ensures reliable operation from -30°C to 55°C with IP21 protection. Communication interfaces include BMS via RS485/CAN and EMS via RS485/TCP/IP with touch LCD display and automatic grid/off-grid switching.

• Isolation Transformer Design - integrated isolation transformer providing superior electrical isolation, enhanced safety and strong load adaptability for demanding industrial environments.
• 500kW Rated Output Power - 550kVA maximum output with 1128A maximum DC current for large-scale commercial ESS deployments.
• 500~850V DC Input Range - wide battery voltage compatibility supporting various battery system configurations for flexible energy storage design.
• Up to 97.5% Efficiency - high conversion efficiency minimizing energy losses and maximizing system ROI for commercial energy storage projects.
• Active & Reactive Power Control - full four-quadrant operation with adjustable power factor for grid support and power quality management.
• Grid-Connected & Off-Grid Dual Mode - supports grid-connected charging/discharging and off-grid independent inverter function with automatic switching.
• Off-Grid Cold Start - black start capability for islanded operation and microgrid applications.
• Multi-Machine Parallel - supports multiple units in parallel for scalable utility and industrial ESS deployments.
• Forced Air Cooling - intelligent temperature-controlled cooling ensuring reliable operation across -30°C to 55°C ambient range.
• DSP Control with Multi-Protocol - BMS RS485/CAN, EMS RS485/TCP/IP, touch LCD display with automatic grid switching.

• Commercial Energy Storage - demand charge management and peak shaving for commercial buildings and retail centers.
• Industrial Battery ESS - large-scale energy storage for manufacturing plants with load shifting capability.
• Renewable Energy Integration - solar and wind farm coupling with battery storage for smooth power output.
• Grid Connected ESS - utility-scale battery storage for frequency regulation and grid stabilization.
• Off-Grid Energy Storage - standalone microgrid and remote area power supply with black start capability.
• Peak Load Management - reducing peak demand charges for industrial and commercial electricity consumers.

1. What is the rated output power? - 500kW rated (550kVA maximum) at 400V AC, 50/60Hz with isolation transformer.
2. What is the DC input range? - 500~850V with maximum 1128A input current.
3. What is the efficiency? - Up to 97.5% maximum conversion efficiency with isolation transformer design.
4. Can multiple units parallel? - Yes, multi-machine parallel operation supported for scalable deployment.
5. What communication protocols? - BMS: RS485/CAN; EMS: RS485/TCP/IP with touch LCD display and automatic grid switching.

Shaanxi Tianon New Energy Technology Co., Ltd. is a professional manufacturer of integrated energy storage and solar conversion systems. With dual manufacturing hubs in Xi'an and Anhui and over 10 years of new energy export experience, we deliver premium-quality products backed by rigorous quality inspection and international certification. We serve distributors, EPC contractors, and project developers in 50+ countries across Europe, North America, and Southeast Asia.