A72
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
www.ittcannon.com
C&K 8700 Series
Overtravel Pushbutton Switches
Features/Benefits
Extended pre-travel or over-travel
Heavy-duty brass plunger
Long electrical life -- 100K cycles
RoHS compliant
Typical Applications
Telecommunications
High end Instrumentation
Medical & test equipment
Detection
Specifications
CONTACT RATING: Q contact material: 1 AMP @
120 V AC or 28 V DC. See page A-74 for additional ratings.
ELECTRICAL LIFE: 100,000 actuations at full load.
CONTACT RESISTANCE: Below 30 m
typ. Initial @
2-4 V DC, 100 mA.
INSULATION RESISTANCE: 103
min.
DIELECTRIC STRENGTH: 1,000 Vrms min. @ sea level.
OPERATING TEMPERATURE: 30C to 65C.
NOTE:
Any models supplied with Q, or B contact material are RoHS compliant. For the
latest information regarding RoHS compliance, please go to: www.ittcannon.com/rohs.
NOTE: Specifications and materials listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
Materials
CASE: Diallyl phthalate (DAP) (UL 94V-0).
PLUNGER:
8731 .390" brass, nickel plated.
8732 .390" PBT polyester, black.
BUSHING: brass, nickel plated.
CONTACTS: Q contact material: Coin silver, silver plated. See page
A-74 for additional contact materials.
TERMINALS: Q contact material: Copper alloy, silver plated. See page
A-74 for additional contact materials.
TERMINAL SEAL: Epoxy.
HARDWARE: Nut: Brass, nickel plated; lockwasher: Steel, bright nickel
plate. One mounting nut & lockwasher supplied with all switches.
Build-A-Switch
To order, simply select desired option from each category and place in the appropriate box. Available options are shown
and described on pages A-73 and A-74. For additional options not shown in catalog, consult Customer Service Center. All
models have epoxy terminal seal and are compatible with all "bottom-wash" PCB cleaning methods.
Switch Function
8731
SPST Off-Mom.
8732
SPST Off-Mom.
Contact Material
Q
Silver
B
Gold
Seal
E
Epoxy
Plunger
S
.390" high, brass
S1
.390" high, polyester
Bushing
H
.250" high
Terminations
Z
Solder lug
A
Pu
shbu
tt
on
A73
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
www.ittcannon.com
Third Angle
Projection
C&K 8700 Series
Overtravel Pushbutton Switches
SWITCH FUNCTION
PLUNGER
BUSHING
PANEL MOUNTING
N.O. with overtravel
SPST
2.2 oz TYP.
with overtravel
.350 TYP.
.390 (9,91) TYP.
MOM.
OFF
8732
SP
N.O. with overtravel
SPST
4.7 oz TYP.
with overtravel
.311 TYP.
.390 (9,91) TYP.
MOM.
OFF
8731
SP
SCHEMATIC
ACTUATION
FORCE
TOTAL TRAVEL
SWITCH FUNCTION
POS. 1
POS. 2
MODEL NO.
NO.
POLES
SPST
SPST
Part number shown: 8731SHZQE
Part number shown: 8732S1HZQE
MOM. = Momentary
S
.390" HIGH, BRASS
H
.250" HIGH
S1
.390" HIGH, PBT POLYESTER
Available with 8732 model only.
Available with 8731 model only.
A
Pu
shbu
tt
on
A74
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
www.ittcannon.com
Third Angle
Projection
C&K 8700 Series
Overtravel Pushbutton Switches
TERMINATIONS
CONTACT MATERIAL
SEAL
E
EPOXY SEAL
Z
SOLDER LUG
* Note: See Technical Data section of this catalog for RoHS compliant and compatible definition and specifications.
A
Pu
shbu
tt
on
NOTE:
Any models supplied with Q, or B contact material are RoHS compliant.
For the latest information regarding RoHS compliance, please go to: www.ittcannon.com/rohs.
RoHS
COMPLIANT *
OPTION
CODE
RoHS
COMPATIBLE *
CONTACT
MATERIAL
TERMINAL
PLATING
RATINGS
POWER
LOW LEVEL/DRY CIRCUIT
1 AMP @ 125 V AC OR 28 V DC.
0.4 VA MAX. @ 20 V AC OR DC MAX.
SILVER
GOLD
SILVER
GOLD
YES
Q
YES
YES
YES
B
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