Uninterruptible Power Supply Systems

UPS Systems

Let our uninterruptible power supply systems give you peace of mind. We represent a wide range of quality power products from a variety of manufacturers so we are not tied to any specific equipment manufacturer. This allows us to recommend a brand and model to fit your specific UPS facility requirements.


We provide sales and service of the following Uninterruptible Power Supply Systems: 

  • Toshiba

  • Vertiv - Liebert - Emerson
  • Mitsubishi
  • Schneider Electric - APC - MGE
  • Eaton - Powerware

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    UPS Installation Support

    We will analyze and review your current power requirements, space limitations, and future growth to provide a cost-effective custom solution. From small single-phase units to large-scale parallel-redundant systems, we can provide as little or as much support as you request.


    Our UPS experience spans decades. We work with organizations across all industries all around Southern California. Take a look at our references and testimonials to see who we are keeping the lights on for. 


    If you have questions about our UPS systems or want a free quote, give us a call at (800) 675-4545.

    UPS System Scopes of Work - 3-Phase Model

    Semi-Annual Service Includes:


    1. Perform a temperature scan on all breakers, power connections, fuses and associated controls. Repair and/or report all abnormal readings.
    2. Perform a complete visual inspection of the equipment including subassemblies, wiring harnesses, contacts, cables and major components. Check air filters for cleanliness; clean or replace if necessary.
    3. Check module(s) completely for the following (if applicable): Rectifier and inverter snubber boards for discoloration, power capacitors for swelling or leaking of oil, and DC capacitor vent caps.
    4. Check and evaluate alarm history activity.
    5. Record all voltage and current panel meter readings on the module control or the system control cabinet.
    6. Measure and record DC bus voltage, ripple voltage and ripple current.
    7. Measure and record harmonic trap filter currents.
    8. Inspect for proper cooling fan operation.
    9. Verify remote monitoring operation, if installed.
    10. Inspect general condition of battery plant if not specifically covered under the Maintenance Agreement.
    11. Review system performance to address any questions and to schedule any remedial repairs.

    Annual Service Includes Above, Plus:
    1. Check the inverter and rectifier circuits for burned or broken wires.
    2. Check all nuts, bolts, screws and connectors for tightness and heat discoloration.
    3. Check fuses on the DC capacitor deck for continuity (if applicable).
    4. With customer approval, perform operational test of the system by transferring the critical load to bypass mode.
    5. Calibrate and record all electronic control circuits to system specifications.
    6. Measure and record all low-voltage power supply levels.
    7. Check operation of secondary power supply, if applicable.
    8. Adjust power supply output levels as required.
    9. Remove dust from circuit cards and other sensitive components and vacuum dust and/or debris from inside the system cabinet.
    10. With customer approval, perform operational test of the system by removing input power to the UPS to discharge batteries. Reapply power and verify normal operation has been restored.

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