Online Three Phase UPS Systems — ATENCO | 10–1200 kVA Industrial Power Protection
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Online Three Phase
UPS Systems

Industrial-grade online double-conversion (VFI) UPS systems from 10 to 1200 kVA. Tower, rack-mount, transformer-based, and modular configurations with N+X parallel redundancy — powering data centers, hospitals, telecom, and mission-critical infrastructure.

Three Phase UPS Comparison

Compare specifications across all online three-phase UPS models.

Series Type Capacity Phase PF Form Factor Efficiency
TM31E
TM31E
Online Double-Conversion (3:1) 10–20 kVA 3:1 0.9 Tower Up to 94% Details →
RM31E
RM31E
Online Double-Conversion (3:1) 6–10 kVA 3:1 0.9 2U/4U Rack Up to 93.5% Details →
TM33E
TM33E 10–40 kVA
Online 3-Phase Tower 10–40 kVA 3:3 1.0 Tower Up to 94.5% Details →
TM33E 50-200
TM33E 50–200 kVA
Online 3-Level IGBT 50–200 kVA 3:3 1.0 Tower Up to 95.5% Details →
RM33E
RM33E
Online 3-Phase Rack 10–50 kVA 3:3 1.0 3U/4U Rack Up to 95.5% Details →
TM66E
TM66E NEW
Modular 3-Phase UPS 10–1200 kVA 3:3 1.0 Modular Up to 96.5% Details →
TM33E-ET
TM33E-ET
Online Transformer-Based 10–800 kVA 3:3 0.9 Tower Up to 94% Details →

25+ Years

Engineering excellence since 2001

40+ Countries

Trusted across EMEA & APAC

99.99% Uptime

Mission-critical reliability

IEC & CE

Internationally certified quality

Need Help Selecting the Right UPS?

Our power engineers will analyze your load profile and recommend the optimal solution for your uptime and budget goals.

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