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Magjumper from DiversiTech is a magnetic jumper for low voltage troubleshooting. It features a 20 in length with magnetic tips that won't pop off like alligator clips sometimes can. It stays flexible even in cold weather and is perfect for recessed terminals. Magjumper is ideal for use on control boards, zone panels, thermostats, hydronics and automation controllers.
DiversiTech® MAG-1 Magjumper Magnetic Terminal Kit