A single faulty AC contactor can cripple your HVAC system or halt production lines overnight-costing thousands in downtime. Yet, 30% of these failures stem from overlooked testing steps! Whether ...

Relays and contactors use a variety of technologies to switch signals and power connections. Many devices called relays use similar techniques and topologies, but the terminology can be confusing.

May 6, 2013. Multitest, a designer and manufacturer of final-test handlers, contactors, and load boards used by integrated device manufacturers (IDMs) and final-test subcontractors, announced that its ...