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The right power protection, conversion & backup solutions for mission-critical applications

At TSi Power, we make high-quality power solutions, including UPS, inverters, automatic voltage regulators and automatic transfer switches for both indoor and outdoor applications. TSi Power offers a full line of standard products, along with configurable and custom solutions.  Our products are designed and built to perform continuously at the outer limits of their stated specifications, and customers around the world rely on TSi Power to protect their mission-critical applications.

Operating Manual for Outdoor XUPS-600-4820XL EVENT FLYER


    TSi Power’s Main Products (indoor & outdoor versions are available):


ILC  (isolation transformer based line conditioners)

         0.24-4.4 KVA single, dual or three-phase isolated output power conditioners with built-in surge  

         protection for protection of electronic & electrical equipment against surges, spikes and noise



VRP (precision PWM voltage regulators)

1-15 kW single/dual-phase and 6-50 kW three-phase precision PWM voltage regulators


UPS (uninterruptible power supply)

60-1500 W single-phase UPS with 12, 24 or 48 VDC output (0.1 - 24 hour battery runtime options)

60-2250 W single-phase UPS for 115 or 230 VAC input/output (0.1 - 24 hour battery runtime options)


XINV (DC to AC inverters)

400-4800 W sinewave output inverters (24/48/74 VDC inputs; 115 or 230 AC output)


ATS (automatic transfer switches) & ARM (automatic/manual UPS bypass modules)

For dual 120 VAC or 230 VAC inputs with output current ratings of 10/15/20/30/40A


    Industries Served:


Rely on Power Protection Solutions Designed Specifically for Your Industry and Application.

From exacting government applications to customized solutions for OEMs, TSi Power offers a full line of

power protection products designed to meet highly specific needs and applications for industries including:


  • Communications: service providers and equipment makers such as GSM and satellite
  • Security: CCTV and surveillance system users, integrators and manufacturers
  • Factory Automation: process control systems integrators including RTU and SCADA systems
  • Hospitals and Labs: users of diagnostic equipment and ultrasound machines
  • Printers and Copiers: users of high-resolution and/or large-format printers and copiers
  • Government: high-security facilities/buildings, nuclear power plants, airports, seaports, military bases


Satisfied customers include:

Smiths Detection | Harris | CSX | Union Pacific | Hewlett-Packard | Ericsson | Motorola Broadband | Cellular One | Hughes Network Systems | ViaSat | CIBA Vision (part of Novartis Group) | Federal Aviation Administration | ABB |

Center for Disease Control & Prevention | Lockheed Martin | Raytheon | Halliburton | Chevron | BP | Exxon Mobil | American Tower | SAIC | General Electric | Invensys | Siemens | Emerson | Exelon | Dominion Energy | Vaisala | Neptune Tech. Group | MTN (Africa) | Zain (Africa) | STA (Mexico) | Hariff (Indonesia) | MAXIS (Malaysia) | STE (Singapore) | Thales (Australia) | Nessco (UK) | RigNet (USA) | Tetratech | Baker Hughes | Eaton | Schlumberger


Power Distribution Georgia, Alabama, Florida | Backup Power Georgia, AL, FL