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D50 Series Protects AC Electrical Panels Rated up to 200A

DITEK’s 50kA industrial surge protectors are designed to provide protection to AC power systems in the most demanding environments, and are recommended for electrical panels rated at up to 200A. The D50 Series incorporates individually fused components for maximum performance and protection. Available in a wide range of voltage configurations, the compact D50 is an excellent choice for electrical panel protection.


D50 Series : D50-120/2401

Industrial Surge Protective Device - 50kA/Phase

DITEK's D50 industrial AC power surge protection devices are recommended for electrical panels rated at 200A or less. The D50-120/2401 protects 120/240VAC split phase panels.

  • 50,000 Amp surge current rating ensures long service life
  • Compact size enables close mounting to protected panel, minimizing wire length and maximizing performance
  • Diagnostic LED indicates system power and SPD function


Model Service Voltage Wiring Mounting Method
D50-120/2401 120/240V Split 3W + G Surface
D50-120/2083Y 120/208V Wye 4W + G Surface
D50-120/2083YFM 120/208V Wye 4W + G Flush
D50-120/240HL 120/240V Delta High Leg 4W + G Surface
D50-120/240HLFM 120/240V Delta High Leg 4W + G Flush
D50-2401 240V Single 2W + G Surface
D50-2401FM 240V Single 2W + G Flush
D50-2403D 240V Delta 3W + G Surface
D50-2403DFM 240V Delta 3W + G Flush
D50-277/4803Y 277/480V Wye 4W + G Surface
D50-277/4803YFM 277/480V Wye 4W + G Flush
D50-347/6003Y 347/600V Wye 4W + G Surface
D50-347/6003YFM 347/600V Wye 4W + G Flush
D50-4803D 480V Delta 3W + G Surface
D50-4803DFM 480V Delta 3W + G Flush
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