Standard Size Snap-in Pushbuttons
POLES & CIRCUITS
Plunger Position
( ) = Momentary
Normal
Pole
SP
DP
Model
LB15
*LB16
LB25
*LB26
ON
ON
ON
ON
(ON)
ON
(ON)
ON
1-3
1-3 4-6
1-2
1-2 4-5
Down
Connected Terminals
Normal
Down
Note:
Series LB
Throw & Switch/Lamp Schematics
Switch is marked with NC, NO, COM, L+, L–.
1
COM
2
NO
4
NO
6
NC
COM
5
NO
SPDT
1
3
COM
NC
DPDT
3
NC 2
*
When in latchdown position for the alternate circuit, cap position is .039” (1.0mm) above the built-in bezel.
SHAPES & PANEL CUTOUTS
S
.622” (15.8mm)
Square
C
.854” (21.7mm)
Round
R
(22.0) Dia
.866
.622” x .866” (15.8mm x 22.0mm)
Rectangular
(16.2)
.638
(11.5)
.453
(16.2) Sq
.638
(1.5) R
.059
(22.4)
.882
Cutout for 1 switch:
.638” x .638” (16.2mm x 16.2mm)
Cutout for 1 switch with barriers:
.638” x .815” (16.2mm x 20.7mm)
Cutout for 1 switch:
.638” x .882” (16.2mm x 22.4mm)
Cutout for 1 switch with barriers:
.638” x 1.059” (16.2mm x 26.9mm)
Panel Thickness for Switches & Barriers:
.039” ~ .157” (1.0 ~ 4.0mm)
Panel Thickness for Protective Guards & Splash Covers:
.039” ~ .138” (1.0 ~ 3.5mm)
HOUSING
Housing Colors Available:
K
Black
G
Gray
CONTACT MATERIALS, RATINGS & TERMINALS
W01
G01
Silver Contacts
Gold Contacts
Power Level
3A @ 125V AC & 250V AC
Logic Level
0.4VA max. @ 28V AC/DC max.
Solder Lug/Quick Connect
Epoxy
Seal
(2.0)
.079
(7.5)
.295
(2.8)
.110
(1.2)
.047
Complete explanation of operating range in Supplement section.
Thk = (0.5)
.020
CAPS & CAP COLORS
Color Codes:
Cap Colors Available:
A
Black
AT484
Square
B
White
C
Red
AT4017
Round
E
Yellow
F
Green
G
Blue
(13.2)
.520
H
Gray
(19.4)
.764
A
B
C
E
F
G
H
(13.2) Sq
.520
(3.5)
.138
(19.0) Dia
.748
(4.5)
.177
AT4030
Rectangular
(6.5)
.256
(5.5)
.217
(5.0)
.197
(6.0)
.236
Material: Polycarbonate
Finish: Glossy
03-07
NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com
NKK [ NIHON KAIHEIKI INDUSTRY CO. LTD. ]
