16
16 AWG Wire Box Fill
16 AWG conductors are used for light-duty circuits and appliance cords.
1.75
cu.in. per conductor
28.7
mm3 per conductor
10A
Max Ampacity
Common Applications
Extension cords
Light fixtures
Small appliances
Box Capacity 16 AWG
Maximum number of conductors that fit in common electrical boxes (conductors only, not accounting for devices, clamps, or grounds).
| Box Type | Volume | Max 16 AWG* |
|---|---|---|
| 4" Square x 1-1/4" Deep | 18 cu.in. | 10 |
| 4" Square x 1-1/2" Deep | 21 cu.in. | 12 |
| 4" Square x 2-1/8" Deep | 30.3 cu.in. | 17 |
| 4-11/16" Square x 1-1/4" Deep | 25.5 cu.in. | 14 |
| 4-11/16" Square x 1-1/2" Deep | 29.5 cu.in. | 16 |
| 4-11/16" Square x 2-1/8" Deep | 42 cu.in. | 24 |
| Octagon Box 1-1/2" Deep | 15.5 cu.in. | 8 |
| 4" Octagon Box 1-1/2" Deep | 15.5 cu.in. | 8 |
| Octagon Box 2-1/8" Deep | 21.5 cu.in. | 12 |
| Single Gang Device Box 2-3/4" Deep | 14 cu.in. | 8 |
| Single Gang Device Box 18 cu.in. | 18 cu.in. | 10 |
| Single Gang Device Box 3-1/2" Deep | 18 cu.in. | 10 |