top of page

Static Transfer Switch
PowerFlo Static Transfer Switch (STS) units are redefining the STS market, bringing new technologies to tried and tested semiconductor packaging methodology. We used our experiences with existing STS products to find the necessary growth and innovation in this critical and extremely complicated product. On top of that, our products are in a market leading footprint while still having a focus on MTTR.
System Input Voltage
120/208V, 3-phase, 4-wire + Ground
240/415V, 3-phase, 4-wire + Ground
Number of Wires
4
System Frequency
60Hz
Input Terminals Rating - Phase
400A
Input Terminals Rating - Neutral
800A
Input Terminations
Two-hole Mechanical Lug Terminals
Number of Inputs
1
Branch Panelboard
Single, 84 circuit
STS 600A

bottom of page