Online · Modular · Three-Phase · 1 kVA to 600 kVA
Uninterruptible power, engineered for uptime
We manufacture online double-conversion, modular and rack-mount UPS systems for data centers, server rooms, telecom sites, banks and industrial plants. Clean, reliable backup power — designed in China, deployed on five continents.
1–600
kVA product range
0 ms
transfer time
99%
ESS efficiency
8
units max parallel
Featured UPS Systems
From edge racks to 600 kVA data center halls — every model is true online double conversion with pure sine wave output.
CASTLE
Castle Series Online UPS (1–10 kVA)
1–10 kVA / 0.9–9 kW · Online double conversion
CASTLE-RACK
Castle Series Rack/Tower Online UPS (1–10 kVA)
1–10 kVA · Online double conversion
3C10-20KS
Castle 3C Series Three-Phase Online UPS (10–20 kVA)
10–20 kVA / 9–18 kW · Online double conversion
3C3HD
3C3 HD Series Three-Phase Online UPS (20–200 kVA)
20–200 kVA · Online double conversion
Power Solutions for Every Site
We help integrators and end customers size, configure and parallel the right UPS topology for the critical load.
Data Centers
Modular and three-phase UPS from 20 to 600 kVA with N+1 parallel redundancy for colocation, enterprise and hyperscale facilities.
Server Rooms & IT Rooms
Rack-mount and tower online UPS from 1 to 20 kVA that slide into 19" cabinets and keep switches, storage and servers cleanly powered.
Telecom & 5G Sites
Outdoor-grade reliability, wide input voltage windows and battery-string flexibility for base stations, exchanges and edge sites.
Banking & Finance
Zero-transfer online protection for ATMs, branch servers and core banking systems, with remote monitoring via NMC cards.
Medical & Healthcare
Pure sine wave output and clean power for imaging equipment, patient monitors and critical clinical systems.
Industrial & Automation
Three-phase UPS hardened for PLCs, SCADA, production lines and transport signal systems.
Why Buy UPS from Our Factory
Factory Direct
Own production lines for UPS, batteries and accessories. Competitive OEM/ODM pricing with full customization.
Tested to IEC 62040
Every unit burn-in tested. Safety, EMC and performance verified against IEC 62040-1/-2/-3, CE and UL standards.
Global Support
English documentation, remote monitoring software, spare parts and warranty service for overseas projects.
Need help sizing a UPS for your project?
Send us your load list and runtime requirement — we will reply within 24 hours with a configuration and quotation.
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