Snap-acting
A Series
General Purpose Snap-acting Switches
Features/Benefits Typical Applications
Low costhigh performance Enclosure equipment
Long electrical life Garage door openers
Single and double pole Vending machines
Sealed actuator option available
Specifications
Materials
CONTACT RATING: From low level* to 25 AMPS @ 277 V AC. SWITCH HOUSING: Heat resistant phenolic (UL 94V-0).
ELECTRICAL LIFE: 75,000 cycles at 25 AMPS @ 250 V AC, ACTUATOR BUTTON: Heat resistant phenolic (UL 94V-0).
200,000 cycles at 15 AMPS @ 250 V AC.
SPRING: Copper alloy.
INSULATION RESISTANCE: 1,000 M ohm min.
PIVOT: Brass alloy for models up to 15 AMPS.
DIELECTRIC STRENGTH: 1,000 Vrms min. @ sea level.
Copper for 25 AMP models.
OPERATING TEMPERATURE: 67F to 185F (55C to 85C).
MOVABLE CONTACTS: Gold alloy for ratings 1 AMP or less.
OPERATING FORCE: 20 oz. (567 grams) max. SP models. Fine silver for ratings up to 15 AMPS. Silver alloy
40 oz. (1134 grams) max. DP models at actuator button.
for ratings of 25 AMPS.
MOUNTING: Torque screws 3 in/lbs max. STATIONARY CONTACTS: Gold alloy on brass base alloy
for ratings 1 AMP or less. Fine silver welded on brass base
MOUNTING NUT: 20 in/lbs max. torque
alloy for ratings greater than 1 AMP up to 15 AMPS.
* Low Level=conditions where no arcing occurs during switching, i.e., 0.4 VA max. @
J
Fine silver welded on copper alloy for ratings 25 AMPS.
20 V AC or DC max.
TERMINALS: Brass alloy for 1 AMP up to 15 AMPS.
NOTE: Specifications and materials listed above are for switches with standard options.
Copper alloy for 25 AMPS.
C&K does provide specific and custom switches at 30 AMPS @ 277 VAC. Please consult
Customer Service Center.
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 J-78 through J-81. For additional options not shown in catalog, consult Customer Service Center.
A 4 A
Series
A General Purpose Snap-acting Switches
No. Poles
S SP
D DP
Operating Force
KH* 20 oz./567 grams
PD** 30 oz./850 grams
GG* 5 oz./142 grams
Electrical Rating
PF**40 oz./1134 grams
C2 15 A, 125, 25O V AC; Actuator
3/4 HP, 125 V AC; 1 1/2 HP, 250 V AC P0 Pin plunger
F3 25 A, 125, 250 V AC; 1 HP, 125 V Ac; T0 Lever
2 HP, 250 V AC; 2 A, 24 V DC A0 Lever roller
F5 1 A, 125 V AC, 3O V DC A2 Lever roller, high force
BB Large red button
B1 Large black button
J0 High overtravel plunger
L0 Leaf
Q0 High operating position plunger
W0 Leaf roller
Terminations
4A .250 quick connect
* Single Pole
** Double Pole
Circuitry
C DT
W ST N.C.
Y ST N.O.
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
14 Jan 19
www.ckswitches.com
J81A Series
General Purpose Snap-acting Switches
SERIES
AGENERAL PURPOSE SNAP-ACTING SWITCHES
NO. POLES
SSINGLE POLE SWITCH
J
Mounting holes will accept pins or screws
of .139 dia. (3,53) max., on 1.000 (25,40) centers.
DDOUBLE POLE SWITCH
Mounting holes will accept pins or screws
of .139 dia. (3,53) max., on 1.000 (25,40) centers.
NOTE: To select switching function, see CIRCUITRY section, page J-81.
.
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
14 Jan 19
www.ckswitches.com
J82
Snap-acting