8020 Series
Snap-acting Momentary Pushbutton Switches
A
SWITCH FUNCTION
UL/CSA*
SWITCH FUNCTION
POS. 1 POS. 2
CONNECTED TERMINALS
POS. 1 POS. 2
NO.
POLES
MODEL NO.
8121
MODEL
NO.
U811
C&K marking on
opposite side
ON
MOM.
C&K marking on
opposite side
SCHEMATIC
SP
1-3
1-2
8125
ON
MOM.
SPDT
SPDT
Part number shown: 8121SHZGE
Terminal Nos.
For Reference Only
DP
8221
U821
ON
MOM.
1-3,4-6
1-2,4-5
8225
ON
MOM.
DPDT
DPDT
Part number shown: 8221SHZGE
Terminal Nos.
For Reference Only
3P
8321
U831
ON
MOM.
1-3,4-6,7-9
1-2,4-5,7-8
8325
ON
MOM.
3PDT
3PDT
Terminal Nos.
Part number shown: 8321SHZGE
MOM. = Momentary
For Reference Only
8X25 models must be ordered with B or P contact material.
*U811 thru U841 model numbers
with all options (except R, R2 terminations)
8X21 and U8X1 models must be ordered with G or R contact material.
when ordered with G or R contact material.
Third Angle
Projection
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
A-30
www.ck-components.com
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