Crowbar, A/C Circuit Surge Protector, G Series

A/C Crowbar Circuit Surge Protector Usage: Broadband International® 2PAC-C, 2PAC/4PAC-G/S/S2 Amplifiers, and Cisco® GainMaker® Amplifiers/Nodes, GS-7000 Nodes, and  Scientific Atlanta® II and III Amplifiers