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GE Zenith STS-3 Series, Three Phase

GE Critical Power is a supplier of static transfer switches to a wide range of industries. For help configuring your Zenith STS-3 Series static transfer switch contact 800-352-6631 and speak to a power expert.

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Three Phase GE Zenith STS Static Transfer Switches

Related Market:
Data Center, Telecom,
Health Care, Industrial

The GE Zenith STS-3 Series static transfer switch supplies critical loads with a choice between two available sources of electrical power. By continually monitoring power quality, the STS-3 3 phase transfer switch automatically transfers to an alternate source without interruption of power to even your most sensitive critical loads. With a sense and transfer time of less than 4ms, and the industry’s best communication package, the STS-3 3 phase transfer switch represents the highest performance power switching solution available.

Zenith STS-3 Series Features and Benefits:

  • Matching Solutions for Output Power Distribution
    • Matching MDU Series cabinet can be mounted on the output of the STS unit
    • Flexible output distribution – subfeed circuit breakers and/or panelboards

  • On STS/MDU applications, Low PDU Transformer Inrush Current on STS Transfers
    • Volt-Second-Synchronization (VSS) feature limits inrush to 1.5X

  • Considerable Internal Redundancy
    • System Control Redundancy
    • Component Redundancy
    • Bypass & Breaker Isolation Redundancy
    • MTBF exceeds 2,000,000hrs


For help selecting the right static transfer switch for your application
contact or call (800) 352-6631
and ask for a Power Specialist for an immediate response.