How to wire a double pole switch | Wire switch, Home electrical wiring, Toggle switch
How to wire a double pole light switch - Quora
Single-pole, double-throw (SPDT) A.K.A. The 3-way switch – Basic Lighting for Electricians: Level 1
What is a Double Pole Switch? | Herga
Pilot Light, Extra Heavy Duty Industrial Grade, Toggle Switches, General Purpose AC, Double Pole, 30A 277V AC, Back and Side Wired | 3002PLR277 | Bryant
electrical - Can anyone explain how this wiring could work? (UK) - Home Improvement Stack Exchange