Flexible Configuration on Demand High Scalability: fully meet the customer's demands. Online Intervention: safe and online intervention without any power supply interruption to load. Emergency Power Off (EPO): UPS can be instantly shut off in case of any emergency. Parallel Kit: realize the parallel extension and redundancy function, offer more flexibility and safety for user's power supply planning. Dust-proof Kit: Increases the dust-proof level in industrial environment. Isolating Transformer: offer isolation protection for the user. High Reliability Its cut-edge digital control technology of DSP (Digital Signal Processor) can deliver higher quality, performance and reliability. Higher payload and overload capability, better load compatibility, and suitable for various load type. Powerful Interference immunity capability in compliance with EMC requirements of IEC61000-4, deliver your device a clean electric environment.