Online Single Phase UPS Systems — ATENCO | 1–20 kVA Double-Conversion UPS
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Online Single Phase
UPS Systems

True online double-conversion (VFI) UPS systems from 1 to 20 kVA. Zero transfer time, pure sinewave output, and up to 95.5% efficiency — protecting servers, medical equipment, telecom networks, and critical infrastructure.

Single Phase UPS Comparison

Compare specifications across all online single-phase UPS models.

Series Type Capacity PF Form Factor Efficiency
TM11E
TM11E
Online Double-Conversion 1–10 kVA 0.9 Tower Up to 93.5% Details →
TM11E Elite
TM11E Elite
Online 3-Level IGBT 6–10 kVA 1.0 Tower Up to 95.5% Details →
RM11E
RM11E
Online Double-Conversion 1–10 kVA 0.9 Rack/Tower Up to 94% Details →
RM11E Elite
RM11E Elite
Online 3-Level IGBT 6–10 kVA 1.0 2U/4U Rack Up to 95.5% Details →
RM11E PRO
RM11E PRO NEW
Online Lithium UPS (LFP) 1–10 kVA 1.0 2U/4U Rack Up to 95.5% Details →
PowTerra
PowTerra NEW
Online Double-Conversion (Outdoor) 1–10 kVA 0.8 / 0.9 IP55 Outdoor Cabinet Up to 93.5% 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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