AhaBulbStuff Everyone Should Know
AhaBulb: Stuff Everyone Should Know · ahabulb.com/elec-boxfill-yoke

In box fill, a single-gang device yoke (a switch or receptacle) counts as how many conductor volumes?

Start playing free

  1. One
  2. Three
  3. Two

🔒 The answer is for AhaBulb members. Members see the answer, why it's right and the official sources for every card of Stuff Every Electrician Should Know, plus timed practice exams.

The first 50 cards of every test are free to play.

Play the free cards See membership

Like this card?
Play the game

References

  1. EC&M: NEC Requirements for Sizing Outlet Boxes www.ecmweb.com/code-basics/nec-requirements-sizing-outlet-boxes Checked 2026-10-10.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.

Test yourself in the game

Trades & ShopIn box fill, how do all of the equipment grounding conductors in a box count?Trades & ShopIn a box fill calculation, each 14 AWG conductor counts as how many cubic inches?Trades & ShopIn a box fill calculation, each 12 AWG conductor counts as how many cubic inches?

That's stuff everyone should know.