Low Frequency UPS 20KVA Double Conversion Online UPS Online Uninterruptible Power Supply, Transformer base

The DP33 Series by RSUN delivers reliable three-phase double-conversion UPS performance from 10kVA to 200kVA. Engineered with full DSP control, it ensures high-precision voltage regulation and seamless output during grid fluctuations, surges, or harmonics.
Its intelligent communication interfaces (RS232, SNMP, GPRS) support remote access and integration into centralized energy systems. Designed for scalability and continuous operation, DP33 is ideal for sensitive industrial, telecom, and data center loads.

FEATURES:

SPECIFICATIONS:

Advanced communication function:

Integrated Remote Management
Equipped with RS232 and optional SNMP/GPRS interfaces, the UPS allows full monitoring via PC or network. Compatible with major OS platforms and protocols (TCP/IP, SNMP, HTTP), it enables centralized control, even across distributed sites. Real-time data access, fault alerts, and remote maintenance simplify power system management at scale.

APPLICATIONS:

With over 23 years of industry expertise, RSUN POWER is a trusted manufacturer specializing in Uninterruptible Power Supplies (UPS), inverters, and battery solutions. Our state-of-the-art factory spans nearly 20,000 square meters and is equipped with 33 fully automated SMT production lines, over 10 sets of automated insertion equipment, ICT PCB testing systems, ATE automated testing centers, and a dedicated aging workshop to ensure the highest product reliability.

Supported by a team of over 500 skilled professionals, including 30 experienced R&D engineers, we are committed to continuous innovation, superior product quality, and exceptional customer service. RSUN POWER stands as a leading force in the power electronics industry, delivering dependable solutions to customers worldwide.

Our Vision

To become a global leader in the UPS industry by maintaining excellence in technology, R&D capability, manufacturing scale, and modern management practices.

Our Mission

To consistently deliver the most reliable, intelligent, and safe UPS systems, inverters, and battery solutions.
We are committed to positioning China’s UPS industry on the world stage, empowering our employees to achieve personal growth and creating a happier, more fulfilling life through meaningful work.

Since its establishment in 2002, RSUN POWER has steadily grown into a leading manufacturer of UPS systems, inverters, and batteries. Through continuous innovation, global expansion, and investment in advanced manufacturing technologies, we have achieved key milestones that reflect our commitment to quality, reliability, and customer satisfaction. The timeline below highlights the significant stages of our development and the strategic steps that have shaped our success over the years.