描述：The 7664K5 is a four-pole double-throw (4PDT) heavy-duty AC Toggle Switch with brass screw termination and ON-NONE-ON function. The switch with unsealed lever has maintained function and silver-plated copper with fine or coin silver contact face button. The switch mechanisms are completely enclosed to resist the entrance of contaminants into the switch. All metal parts are plated to resist corrosion.
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