double-pole double-throw switch

double-pole double-throw switch

[¦dəb·əl ¦pōl ¦dəb·əl ¦thrō ′swich]

(electricity)

A six-terminal switch or relay contact arrangement that simultaneously connects one pair of terminals to either of two other pairs of terminals. Abbreviated dpdt switch.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.