ATENCO | Taiwan UPS Manufacturer for Online, Lithium, Modular & Three-Phase UPS
Taiwan UPS – A Power Tech Group Brand

Taiwan UPS Systems for
Critical Power

Power That Never Stops.

Line-interactive, online double-conversion, selected lithium / LiFePO4 and modular three-phase UPS systems from 600 VA to 1.2 MW.

Designed and quality-controlled through ATENCO’s Taiwan‑led product platform, ATENCO provides UPS systems, battery solutions, AVR stabilizers and selected power‑infrastructure products for critical applications across 50+ countries.

Featured Product
LT1E Line-Interactive Tower UPS TM11E 1-3 kVA Tower UPS TM11E 6-10 kVA Tower UPS RM11E Rack/Tower UPS TM33E 10-40 kVA Tower UPS TM33E 50-60 kVA Tower UPS TM33E 180-200 kVA Three-Phase UPS TM66E Modular Three-Phase UPS
ATENCO UPS Portfolio
600 VA–1.2 MW | Line-Interactive, Online & Modular UPS
Project References
50+
Countries Served
0ms
AC-to-Battery Transfer (Online Mode)
Global
Partner Network
2001
Power Tech Group Established

ATENCO UPS Portfolio
Line-Interactive, Online & Modular UPS Systems · 600 VA to 1.2 MW
with VRLA and selected lithium / LiFePO4 options by series

From compact line-interactive UPS to modular three-phase data-center power, ATENCO delivers a complete UPS portfolio – developed through ATENCO’s Taiwan-led product platform and quality-control process.

UPS Systems

Popular Line Interactive UPS

Line-Interactive UPS

Tower UPS with automatic voltage regulation (AVR) and battery backup. Ideal for workstations, POS terminals, CCTV/NVR, routers and small office equipment.

600–3000 VA AVR Built-in Wide Input Range
View LT1E Series
Premium Online Single Phase UPS

Online Single Phase UPS

True online double-conversion UPS, 1–10 kVA by series and configuration. 0 ms AC-to-battery transfer in online UPS operation and pure sine-wave output for servers, telecom equipment, laboratory IT, healthcare facility IT and critical single-phase loads.

1–10 kVA Double Conversion 0 ms Transfer
View Single Phase Range
Premium Online Three Phase UPS

Online Three Phase UPS

Standalone and modular three-phase UPS, 10 kVA to 1.2 MW. Standalone platforms cover 10–800 kVA by series, while TM66E modular platforms scale up to 1.2 MW. Parallel / N+X redundancy is available by model and project configuration for data centers, telecom, industrial control and critical infrastructure.

10 kVA to 1.2 MW Modular & Standalone N+X by System
View Three Phase Range

Power Infrastructure

NEW PowTerra Outdoor UPS

Outdoor UPS

Project-configured outdoor online UPS cabinet, 1–10 kVA by project configuration, with thermal-management, battery runtime, monitoring and surge/lightning protection options for telecom, traffic, CCTV and remote outdoor sites.

1–10 kVA IP55 Cabinet Integrated A/C
View PowTerra
ATENCO VRLA UPS Battery

UPS Battery Systems

VRLA battery systems, external battery cabinets and selected LiFePO4 / lithium configurations engineered for extended runtime by UPS series and project requirement. Hot-swappable or modular battery designs are available only on selected UPS platforms and configurations.

VRLA / LiFePO4 Extended Runtime Hot-Swap Options
Learn More
ATENCO AVR Voltage Stabilizer

AVR / Voltage Stabilizers

Three-phase servo-motor automatic voltage regulators from 1.5 kVA to 300 kVA, with IP54 options available for industrial applications. Protects downstream equipment from voltage sags, over-voltage, under-voltage and brownout conditions.

1.5–300 kVA Servo Motor IP54 Available
View Models

Why Project Teams Choose ATENCO

ATENCO is a Taiwan-led UPS and power protection brand of Power Tech Group (PTG), established in 2001. ATENCO offers line-interactive, online double-conversion, selected LiFePO4 / lithium-compatible and modular three-phase UPS systems from 600 VA to 1.2 MW, supported by Taiwan-led specification, quality control and project support, with sales and service coverage across 50+ countries.

Send Project Requirements

0 ms Online Transfer

Online double-conversion UPS systems provide inverter-regulated output and 0 ms AC-to-battery transfer in normal online operation. For projects requiring galvanic isolation, ATENCO offers transformer-based UPS architecture such as TM33-ET.

Global Service Network

Technical support is provided through ATENCO’s authorized distributor and partner network across 50+ countries, with local response subject to project location, partner coverage and service agreement.

Certified Quality

CE, EMC, LVD and IEC 62040 documentation is available by product series and model scope. UPS units are inspected and tested according to series procedures before shipment.

Project Configuration Support

Project configuration, battery-system matching, monitoring options and branding support are available for selected models and qualified projects.

Ready to Specify Your
Next UPS Project?

Share your application, load, backup-time target, site voltage, input/output phase, battery preference, redundancy plan and monitoring needs. ATENCO will help shortlist the right UPS architecture, product series and project configuration – from compact line-interactive backup to online, selected lithium-compatible and modular three-phase systems up to 1.2 MW.

Load & Runtime Sizing 600 VA–1.2 MW UPS Range Authorized Partner Network

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