DITEK's D200M Industrial surge protectors 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 D200M-4803D protects 480VAC three phase delta panels. 200,000 Amps/phase surge current rating, 100,000 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.