The Ditek DTK-2LVLPF fire alarm panel surge protector provides strongprotection in a compact hard wire package. Applications include protection of 4-20mA current loops, alarm panel NAC, SLC and IDC loops, and burglar alarm panels. The DTK-2LVLPF is specifically designed to protect 24V SLC loops into the alarm panel, preventing induced surges from damaging sensitive (and expensive) control boards. Its low-current fusing provides extra protection for sensitive fire alarm panels. Also known as -DITEK DTK-2LVLPF LOOP PROTECTOR FOR HONEYWELL PANEL 2PAIR