The Ditek DTK-2MHLP75B signal, data and loop circuit surge protector provides robust protection in a compact package. Designed for ease of installation, with convenient field-replaceable modules, the 2MHLP75B protects two circuit pairs per module. Applications include protection of 4-20mA current loops, alarm panel NAC, SLC and IDC loops, and burglar alarm panels. The unit is suitable for use on AC and DC circuits. Also known as -Ditek SURGE 75V MOD VOICE/ DATA 2PR - DK-2MHLP75B