The Ditek DTK-2MHLP-36BWB is a voice, data and signaling circuit modular surge protector with a select voltage of 36V and a single mounting base. The unit provides robust protection in a compact package.Designed for ease of installation, with convenient field-replaceable modules, the DTK-2MHLP-36BWB 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 surge protector is suitable for use on AC and DC circuits. Also known as -Ditek 2 PR 36V HYB MOD PLUG W/ B - DK-2MHLP36BW