HERE'S how you can use a double pole switch as a single pole
What is a Double Pole Switch? | Herga
CS220-2W - Leviton CS220-2W - Double Pole Side Wired Switch, 20 Amp, Commercial - White (120/277V)
8 Types of Electrical Wall Switches and How to Choose
15 Amp 120/277 Volt, Decora Rocker Double-Pole AC Quiet Switch, Residential... – Leviton
Amazon.com: Legrand-Pass & Seymour CSB20AC2WCC6 20-Amp 120-volt/277 Voltage Alternating Current Back and Side Wire Commercial Double Pole Switch, White : Everything Else
50-505 Toggle Switch Bridged Double Pole | Quickcar Racing
How to Wire Double Pole, Single Throw Switch? Wiring DPST
Electric switch | 3 Way | Single, double pole | Eaton
8 Types of Electrical Wall Switches and How to Choose
30 Amp, 120/277 Volt, Toggle Locking Double-Pole AC Quiet Switch, Extra... – Leviton
Leviton 20 Amp Industrial Grade Heavy Duty Double-Pole Toggle Switch, Red 1222-2R - The Home Depot
Legrand-Pass & Seymour PS30AC2ICC6 30-Amp 120-volt/277-volt Back and Side Wire Commercial Specification Grade Double Pole Switch - Electrical Outlets - Amazon.com
20 Amp, Toggle Double-Pole AC Quiet Switch, 120/277 Volt, Extra Heavy Duty... – Leviton
Leviton 1222-2I 20 Amp, 120/277 Volt, Toggle Double-Pole AC Quiet Switch, Extra Heavy Duty Grade, Self Grounding, Back and Side Wired, Ivory - Wall Light Switches - Amazon.com