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D300M-T Series Provides Facility-Wide Protection With Replaceable Modules, Integral Disconnect, and Service Assurance Features

DITEK’s D300M-T Series of modular 300kA industrial surge protectors offer professional-grade facility-wide protection, with additional service assurance features to support proactive operational management. Replaceable modules and local and remote monitoring allow for continuing protection, and an integral disconnect adds safety and convenience.


D300MT Series : D300M-120/2401T

Modular Surge Protective Device with Integral Disconnect - 300kA/Phase

DITEK's D300M-T industrial surge protectors with integral disconnect are designed to meet new construction bid/spec requirements for facility-wide protection. Each model provides a high surge current rating to ensure long service life, and includes service assurance features to support proactive operational management. The D300M-120/2401T protects 120/240VAC split phase panels.

  • 300,000 Amps/phase surge current rating, 150,000 Amps/mode, ensures long service life
  • Visual LED end of life and phase loss indicators
  • Audible alarm with silence button
  • Form C dry contacts for remote monitoring
  • EMI/RFI noise filtering
  • Replaceable SPD module
  • Integral disconnect switch included


Model Service Voltage Wiring
D300M-120/2401T 120/240V Split 3W + G
D300M-120/2083YT 120/208V Wye 4W + G
D300M-2403DT 240V Delta 3W + G
D300M-277/4803YT 277/480V Wye 4W + G
D300M-4803DT 480V Delta 3W + G
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