2023-2024 HHD Catalog

NEMA Plugs

NEMA Plug Guide

3-pole 4-wire grounding

2-pole 3-wire grounding

3-pole 3-wire

2-pole 2-wire

4-wire

3 Ø 250V 125/250V

3 Ø 250V

3 Ø 120/208V

125V

250V

125V

250V 125/250V

G

G

G

W

G

X

15A Receptacle

X

Y

Y

X

W

Z

X

Z

W

Y

Y

Z

Z

1-15R

5-15R

6-15R

11-15R

14-15R

15-15R

18-15R

G

G

W

G

G

X

X

X

Y

Z

W

Z

Plug

X

Z

Y

Y

Z

Y

1-15P

2-15P

5-15P

6-15P

11-15P

14-15P

15-15P

18-15P

G

W

G

G

W

X

G

X

20A Receptacle

Y

W

Y

Z

Z

X

Y

X

X

Y

Y

W

Z

2-20R

5-20R

6-20R

10-20R

11-20R

14-20R

15-20R

18-20R

G

W

G

X

G

G

W

W

X

Z

Z

W

X

Z

X

Y

Plug

X

Y

Y

W

Y

Y

1-20P

2-20P

5-20P

6-20P

10-20P

11-20P

14-20P

15-20P

18-20P

W

G

G

X

G

W

G

Z

X

30A Receptacle

Y

X

Y

Z

X

Y

Y

W

X

Y

Z

W

2-30R

5-30R

6-30R

10-30R

11-30R

14-30R

15-30R

18-30R

W

G

X Y W

G X Z Y

G

G

W

W

X Z

X

Y

Plug

X

Z

Y

Y

W

1-30P

2-30P

5-30P

6-30P

10-30P

11-30P

14-30P

15-30P

18-30P

15 Amps

20 Amps

30 Amps

50 Amps

RV / Trailer NEMA TT-30

NEMA 5-15 Typical Outlet

NEMA 5-20

NEMA 5-50

NEMA 5-30

Legend

NEMA L5-15

NEMA L5-20

NEMA L5-30

Ground Neutral Hot/Line

120VAC 240VAC A/C

Smaller than actual size. Receptacle side shown; plug is mirror image.

EV / RV / Oven Clothes Dryer

NEMA 1-15 Old Outlet

14-20

NEMA 14-30

NEMA 14-50

L14-20

14-60

L14-30

120/240VAC

NEMA 10-30 NEMA 10-50

NEMA 6-15

NEMA 6-20

NEMA 6-50

NEMA 6-30

Welder or Plasma Cutter

NEMA L6-15

NEMA L6-20

NEMA L6-30

NEMA L6-50

205

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