Process Sealed Subminiature Toggles
Series A
POLES & CIRCUITS
A
Toggle Position
( ) = Momentary
Connected Terminals
Throw & Schematics
Up
Center
Down
Up
Center
Down
Note:
SPST
Terminal numbers are
not actually on the switch.
Pole
Model
A11
Slot
Slot
INTERNAL
SP
OFF
NONE
ON
OPEN
OPEN
3-1
2-1
CONNECTION
1
3
A12
A13
A15
A1R
A18
A19
A1S
ON
ON
ON
(ON)
(ON)
ON
NONE
OFF
NONE
NONE
OFF
OFF
OFF
ON
ON
(ON)
ON
(ON)
(ON)
ON
2 (COM)
1
SP
2-3
OPEN
OPEN
SPDT
DPDT
3
(ON)
A22
A23
A25
A2R
A28
A29
A2S
ON
ON
ON
(ON)
(ON)
ON
NONE
OFF
NONE
NONE
OFF
OFF
OFF
ON
ON
(ON)
ON
(ON)
(ON)
ON
2
(COM)
1
5
DP
2-3 5-6
2-1 5-4
3
6
4
(ON)
For 3 Throw (3-on)
Connected Terminals & Schematics
External Connection
Pole
Model
Up
Center
Down
The SP3T model utilizes
a double pole base.
A24
A26
A27
ON
(ON)
ON
ON
ON
ON
ON
(ON)
(ON)
SP
(out)
(out)
(out)
External
External
External
External
1
4
5
Connection
Connection
Connection
Common
(in)
2
2 (in)
5
2 (in)
5
connections
must be made
during field
installation.
2 (in)
5
External
Conn
3
6
1 (out) 3 4 (out) 6 (out)
1 (out) 3 4 (out) 6 (out)
1 (out)
3 4 (out) 6 (out)
2-3 5-6
2-3 5-4
2-1 5-4
TOGGLES
Standard Material & Finish: Brass with Bright Nickel Material & Finish for J2: Matte finish black glass fiber reinforced polyamide
A
J
J2
.248” (6.3mm) Antistatic Bat
.394” (10.0mm) Bat
.248” (6.3mm) Bat
26°
(2.6) Dia
.102
26°
26°
Dissipating 20Kv ESD: Straight PC
(2.6) Dia
.102
(2.1) Dia
.083
(10.0)
.394
(6.3)
.248
(6.3)
.248
Dissipating 10Kv ESD: Straight PC
with Bracket, Right Angle, & Vertical
E
H
K
.394” (10.0mm) Flatted
.248” (6.3mm) Flatted
Snap Top for Paddles
26°
(2.7)
.106
(1.6)
.063
26°
(2.6)
.102
26°
(1.6)
(2.5)
.098
(1.6)
.063
(10.0)
.394
.063
(6.3)
.248
(5.0)
.197
www.nkkswitches.com
A7