A Series General Purpose Snap-acting Switches Features/Benefits Typical Applications • Low cost—high 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: –67ºF to 185ºF (–55ºC to 85ºC). 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 MOUNTING NUT: 20 in/lbs max. torque for ratings 1 AMP or less. Fine silver welded on brass base alloy for ratings greater than 1 AMP up to 15 AMPS. J * Low Level=conditions where no arcing occurs during switching, i.e., 0.4 VA max. @ 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. S C&K does provide specific and custom switches at 30 AMPS @ 277 VAC. Please consult n Customer Service Center. a p - Build-A-Switch a c To order, simply select desired option from each category and place in the appropriate box. Available options are shown and ti n described on pages J-78 through J-81. For additional options not shown in catalog, consult Customer Service Center. g 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 PF**40 oz./1134 grams Electrical Rating 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 * Single Pole 4A .250” quick connect ** 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 J–81

A Series General Purpose Snap-acting Switches SERIES A   GENERAL PURPOSE SNAP-ACTING SWITCHES NO. POLES S   SINGLE POLE SWITCH J g n i t c a - p a n Mounting holes will accept pins or screws S of .139 dia. (3,53) max., on 1.000 (25,40) centers. D   DOUBLE 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 J–82

A Series General Purpose Snap-acting Switches OPERATING FORCE BASICSWITCH NO. OPERATING FORCE OPTION CODE POLES (OZ./GRAMS) 20 KH SP 567 30 PD DP 850 5 GG SP 142 40 PF DP 1134 NOTE: Operating force varies with actuator, see ACTUATOR option section. ELECTRICAL RATING J CONTACT MATERIAL OPTION CODE MOVABLECONTACT STATIONARY CONTACT ELECTRICALRATING S C2 Fine silver. Fine silver welded on brass 15 AMPS @ 125 & 250 V AC; 3/4 HP @ 125 V AC; n base alloy. 1-1/2 HP @ 250 V AC. a F3 Silver alloy. Silver welded on copper 25 AMPS @ 125 & 250 V AC; 1 HP @ 125 V AC; p base alloy. 2 HP @ 250 V AC; 2 AMPS @ 24 V DC. - a F5 Gold alloy. Galololdy. alloy on brass base From low level* to 1 AMP @ 125 V AC, 30 V DC. ct i n g Contact Customer Service Center for availability and delivery of nonstandard ratings. All models with all options. * Low Level=conditions where no arcing occurs during switching, i.e., 0.4 VA max. @ 20 V AC or DC max. * Note: See Technical Data section of this catalog for RoHS compliant and compatible definition and specifications. AVAILABLECOMBINATIONS OPERATING FORCE (OZ./GRAMS) GG KH PD PF ELECTRICAL 5 20 30 40 RATING 142 567 850 1134 C2 • • •• F3 x • • • F5 • • • • •AVAILABLE xNOTAVAILABLE Dimensions are shown: Inch (mm) 14 Jan 19 Specifications and dimensions subject to change www.ckswitches.com J–83

A Series General Purpose Snap-acting Switches ACTUATOR A OPTION B CODE FIG. DIM. A DIM. B DIM. C DIM. D DIM. E DIM. F P0 1 .50 .285 ±.030 — — — — (12,7) (7,24 ±0,76) A0 3 1.38 .718 ±.062 .375 dia. .50 .50 — (35,1) (18,24 ±1,57) (9,53Ø) (12,7) (12,7) A2 4 1.25 .718 ±.062 .375 dia. .50 — — (31,8) (18,24 ±1,57) (9,53Ø) (12,7) FIG. 1 B1 6 1.50 .40 ±0.1 .98 dia. — — — High Overtravel Plunger (38,1) (10,2 ±2.54) (24,9Ø) NOTE: The “H0” high overtravel plunger option BB 6 (13.85,01) (1.04,02 ±±02..154) .(9284 ,d9Øia). — — — pmreocvhidaensic .a1l0 l0if e(2 (,15,40)0 m0,0in0. 0o voepretrraavtieoln asn tdy ploicnagl)e.r J0 5 (1.520,7) .(82100,6 ±±.00,380) (.93,87) .2(65, 4dØia). — — A L0 2 1.62 .312 ±.062 .50 — — — C (41,1) (17,92 ±1,57) (12,7) Q0 5 .50 .670 ±.030 .38 .25 dia. — — B (12,7) (17,02 ±0,76) (9,6) (6,4Ø) T0 7 1.50 .318 ±.062 .50 .50 — — (38,1) (8,08 ±1,57) (12,7) (12,7) W0 8 (13.85,01) (2.800,314 ±±.016,527) .3(97,55 3døia). (1.520,7) — — FIG. 2 Leaf J A C A C E D E D g n B F B i t c a - p a n S FIG. 3 FIG. 4 Lever Roller Lever roller (High Force) A A PANEL MOUNTING D C 6-32 NC THD 2 places B PANEL MOUNTING C B .322 .003 (8,18 0,08) .380±.003 0.144 DIA. min (9,65±?0,08) 2 places FIG. 5 FIG. 6 High Overtravel Plunger B1 – Black Button BB – Red Button Torque 20 in/lbs max. (Nut) C A D A D C B B FIG. 7 FIG. 8 Lever Leaf Roller Dimensions are shown: Inch (mm) 14 Jan 19 Specifications and dimensions subject to change J–84 www.ckswitches.com

A Series General Purpose Snap-acting Switches ACTUATOR SWITCH CHARACTERISTICS MAXIMUM OPERATING MINIMUM RELEASE MAXIMUM MINIMUM OPERATING FORCE (OZ./GRAMS) FORCE (OZ./GRAMS) PRETRAVEL OVERTRAVEL POSITION OPTION GG KH PD PF GG KH PD PF GG KH PD PF GG KH PD PF GG KH PD PF CODE S.P. S.P. D.P D.P. S.P. S.P. D.P D.P. S.P. S.P. D.P D.P. S.P. S.P. D.P D.P. S.P. S.P. D.P D.P. A0 1.5 4 6 10 0.3 0.5 1 .312 312 .187 .718 42.5 113 170 283 8.5 14 28 (7,92) (7,92) (4,75) (18,24) A2 1.5 4 6 10 0.4 0.5 1 .25 .14 .718 42.5 113 170 283 11 14 28 (6,4) (5,6) (18,24) B1 8 20 30 40 1 3 6 .050 050 227 567 850 1134 28 85 170 (1,27) (1,27) — BB 8 20 30 40 1 3 6 .050 .050 227 567 850 1134 28 85 170 (1,27) (1,27) — J0 5 20 30 40 1 3 6 .050 .187 142 567 850 1134 28 85 170 (1,27) (4,75) — L0 3 12 18 22 0.5 1 2 .281 . 062 .312 85 340 510 624 14 28 56.7 (7,14) (1,57) (7,92) P0 8 20 30 40 1 3 6 .050 .050 227 567 850 1134 28 85 170 (1,27) (1,27) — Q0 5 20 30 40 1 3 6 .050 .050 142 567 850 1134 28 85 170 (1,27) (1,27) — T0 1.5 4 6 10 0.3 0.5 1 .312 .187 312 J 42.5 113 170 283 8.5 14 28 (7,92) (4,75) (7,92) W0 3 12 18 22 0.5 1 2 .281 .062 .718 85 340 510 624 14 28 56.7 (7,14) (1,57) (18,24) S n a NOTE: For basic switch operating forces, see page J-77. p - a TERMINATIONS c t i 4A   n .250” QUICK CONNECT g NOTE: Terminals can be supplied at various angles. Other terminal styles can be supplied for special applications. Consult Customer Service Center for special requirements. Washer and nut ship with switch CIRCUITRY C   DT (Double Throw, Normally Open & Normally Closed) W   ST N.C. (Single Throw, Normally Closed) Y   ST N.O. (Single Throw, Normally Open) NOTE: To select number of poles, see NO. POLES section, page J-56 Dimensions are shown: Inches (mm) 14 Jan 19 Specifications and dimensions subject to change J–85 www.ckswitches.com