IMSA 50-2 Loop Lead-In Description: Stranded Tinned Copper Conductors Insulated with Polyethylene and finished with a Polyethylene Jacket. Applications: Loop Detectors ADC Part NumberDescriptionDownload PDF 18 AWG 8740 18 AWG 1 Pair 8742A 18 AWG 2 Pair 8743A 18 AWG 3 Pair 16 AWG 8750 16 AWG 1 Pair 14 AWG 8780 14 AWG 1 Pair 8782A 14 AWG 2 Pair 8783A 14 AWG 3 Pair 8784A 14 AWG 4 Pair 12 AWG 8790 12 AWG 1 Pair These specifications are subject to change at anytime without notice.