120/208Vac, 3-Pole, 3-Phase Wye Modular SPD - Transtector I2R-75KY208

Network safety and reliability are built into the I2R 75K series.  The I2R-75KY208 provides 3 pole, 3-phase wye, 4-wire surge protection with a nominal discharge current of 20 kA.

Through superior design, each I2R combines a robust 75 kA surge capacity that also eliminates back up fusing requirements thus providing network operators with a quick to install, safe, and reliable product set for AC network surge protection.


  • Safe-fail, self-protected design
  • No additional overcurrent protection devices or back up fusing required
  • Reverse chassis direction capability allows cable entry from top to bottom
  • Remote visual status indication
  • IP 20 finger-safe design
  • VPL L-N 600 Vac and L-L 1200 Vac
  • Replacement modules available (I2R-75KR120)

Specifications for Transtector I2R-75KY208

120/208 Vac
Mount Type
DIN rail
L-N 175 Vac, L-L 350 Vac
Dimensions (inches)
4.0 x 2.07 x 2.78