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PDI Static Transfer Switches

PDI offers 3-pole and 4-pole static transfer switches in a wide range of amperages that provide 4 ms transfers. PDI also has transfer algorithms that reduce magnetic inrush to 1.5x. All units have triple redundant power supplies and logic.
 
PDI’s STSs can also be closely packaged with WaveStar® PowerPak PDUs, creating redundant systems:
 
For more information click on these links:
WaveStar STS: 3-pole 150-2000A, 4-pole 150-800A
Redundant Systems