Series SW

High Capacity Rockers

B123

B

www.nkkswitches.com

Maximum Effective Panel Thickness .177” (4.5mm)

SW3822

Maximum Effective Panel Thickness .177” (4.5mm). Panel cutout shown below.

SW3821 & SW3821D do not have terminals 1 & 4.

SW3831 & SW3831D do not have terminals 1, 4 & 7.

(37.0)

1.457

(46.0)

1.811

(23.0)

.906

(3.5) Dia Typ

.138

(46.0)

1.811

M3 x 6

(22.0)

.866

(13.2)

.520

(44.5)

1.752

(6.7)

.264

26°

(31.0)

1.220

(36.0)

1.417

(1.0)

.039

M4.5x6

(12.0) Typ

.472

(56.0)

2.205

(12.0)

.472

(24.0)

.945

(42.0)

1.654

3

2

1

6

5

4

(46.0)

1.811

M3 x 6

(22.0)

.866

(13.2)

.520

(44.5)

1.752

(6.7)

.264

26°

(31.0)

1.220

(36.0)

1.417

(1.0)

.039

M4.5 x 6

(12.0) Typ

.472

(43.0)

1.693

(42.0)

1.654

3

2

1

9

8

7

6

5

4

(56.0)

2.205

(14.5) Typ

.571

Rocker Position/Connected Terminals

Electrical Capacity

Model

*Approvals

Pole

Down

Center

Up

Resistive

Inductive

AC

125V

AC

250V

DC

30V

DC

125V

AC 125V

PF 0.6

AC 250V

PF 0.6

SW3831

3PST

ON 2-3 5-6 8-9

NONE

OFF

—

30A

30A

30A

1A

30A

15A

SW3832

3PDT ON 2-3 5-6 8-9

NONE

ON 2-1 5-4 8-7

30A

30A

30A

1A

30A

15A

SW3833

3PDT ON 2-3 5-6 8-9

OFF

ON 2-1 5-4 8-7

30A

30A

30A

1A

30A

15A

SW3831D

3PST

ON 2-3 5-6 8-9

NONE

OFF

—

—

—

30A

15A

—

—

SW3832D

3PDT ON 2-3 5-6 8-9

NONE

ON 2-1 5-4 8-7

—

—

30A

15A

—

—

SW3833D

3PDT ON 2-3 5-6 8-9

OFF

ON 2-1 5-4 8-7

—

—

30A

15A

—

—

Throw &

Schematics:

Note: Terminal numbers are

actually on the switch.

THREE POLE WITH SCREW LUG

3PST

3PDT

25

(COM)

8

36

9

2

5

(COM)

8

31

64 97

R

CUS

R

Rocker Position/Connected Terminals

Electrical Capacity

Model

*Approvals

Pole

Down

Center

Up

Resistive

Inductive

AC

125V

AC

250V

DC

30V

DC

48V

DC

125V

DC

250V

DC

400V

AC

125V

PF 0.6

AC

250V

PF 0.6

SW3821

DPST ON 2-3 5-6 NONE

OFF

—

30A

30A 30A

—

1A

—

—

30A

15A

SW3822

DPDT ON 2-3 5-6 NONE

ON 2-1 5-4 30A

30A 30A

—

1A

—

—

30A

15A

SW3823

DPDT ON 2-3 5-6

OFF

ON 2-1 5-4 30A

30A 30A

—

1A

—

—

30A

15A

SW3821D

DPST ON 2-3 5-6 NONE

OFF

—

—

—

30A 30A 20A 15A 4A (10A)

—

—

SW3822D

DPDT ON 2-3 5-6 NONE

ON 2-1 5-4

—

—

30A 30A 20A 15A

4A

—

—

SW3823D

DPDT ON 2-3 5-6

OFF

ON 2-1 5-4

—

—

30A 30A 15A

—

—

—

—

Throw &

Schematics:

Note: Terminal numbers are

actually on the switch.

DPST

R

4

6

1

3

25

(COM)

DPDT

2

5

(COM)

36

CUS

R

DOUBLE POLE WITH SCREW LUG

* UL, cULus & CSA recognized only when ordered with marking on switch (see General Specs)

( ) capacity is due to series wiring, see General Specifications page.

* UL/CUL & CSA for the following ratings: UL/CUL: 30A @ 30V DC, 15A @ 125V DC; CSA: 30A @ 30V DC, 15A @ 125V DC

* UL, cULus & CSA recognized only when ordered with marking on switch (see General Specs)

* UL/CUL & CSA for the following ratings: UL/CUL: 30A @ 30V DC, 15A @ 125V DC; CSA: 30A @ 30V DC, 15A @ 125V DC