C&K 8020 Series
Snap-acting Momentary Pushbutton Switches
SWITCH FUNCTION
SWITCH FUNCTION
POS. 1
POS. 2
UL/CSA*
MODEL
NO.
CONNECTED TERMINALS
POS. 1
POS. 2
A
Pushbutton
NO.
POLES
MODEL NO.
C&K marking on
opposite side
C&K marking on
opposite side
SCHEMATIC
8421
4P
U841
ON
ON
MOM.
1-3,4-6,7-9,10-12
1-2,4-5,7-8,10-11
4PDT
MOM.
8425
4PDT
Part number shown: 8421SHZGE
MOM. = Momentary
* U811 thru U841 model numbers
when ordered with G, L or R contact material.
with all options (except R, R2 terminations)
Terminal Nos.
For Reference Only
8X25 models must be ordered with B, K or P contact material.
8X21 and U8X1 models must be ordered with G, L or K contact material.
CAP COLOR
ACTUATOR—SNAP-IN FRONT MOUNT
ACTUATOR OR PLUNGER
FRAME COLOR
J80
SNAP-IN
PANEL MOUNTING
OPTION
CODE
**
CAP AND FRAME COLOR
BLACK
No Frame Color (J80 option)
WHITE
RED
ORANGE
YELLOW
GREEN
BLUE
GRAY
PANEL MOUNTING
NOTE:
No frame color choice required.
** Increase this dim. to .620/.625 (15,75/15,88) for .091/.125 (2,31/3,18) thk. panels.
2
NONE
1
3
4
5
6
7
9
J81
SNAP-IN WITH FRAME
Other colors available, consult Customer
Service Center. Cap and Frame Finish: matte.
NOTE:
Caps and frames available separately,
see pages A-42 and A-43.
**
NOTE:
Available with C, W-W4, Z or Z3 terminations and SPDT and DPDT models only.
** Increase this dim. to .620/.625 (15,75/15,88) for .091/.125 (2,31/3,18) thk. panels.
Third Angle
Projection
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
A–29
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