E010 Series Sealed Momentary Pushbutton Switches Features/Benefits Typical Applications A • Process sealed, withstands • Instrumentation n soldering and cleaning • Telecommunications and o t • Long life contact design networking equipment t u • Snap-fitting plunger available, • Computers and peripherals b h accepts a variety of caps s u • RoHS compliant models available P Models Available Specifications Materials CONTACT RATING: Q contact material: 4 AMPS @ 125 V AC or CASE & BUSHING: Glass filled nylon 6/6, flame retardant 28 V DC. See page A-50 for additional ratings. (UL 94V-0). ELECTRICAL LIFE: 40,000 make-and-break cycles at full load. PLUNGER: Glass filled nylon or glass filled polyester (PBT) CONTACT RESISTANCE: Below 20 mΩ typ. initial @ (UL 94V-0), with internal o-ring seal standard. 2–4 V DC, 100 mA, for both silver and gold plated contacts. SWITCH SUPPORT: Brass or steel, matte-tin plated. INSULATION RESISTANCE: 109Ω min. SWITCH SUPPORT RETAINER: Stainless steel. DIELECTRIC STRENGTH: 1000 Vrms min. @ sea level. END CONTACTS: Q contact material: Coin silver, silver plated. OPERATING TEMPERATURE: -30ºC to 75ºC. See A-50 for additional ratings. CAP INSTALLATION FORCE: 10 lbs. max. permissible. CENTER CONTACTS & ALL TERMINALS: Q contact material: Copper alloy, silver plated. See page A-50 for additional ratings. SOLDERABILITY: Per MIL-STD-202F method 208D, or TERMINAL SEAL: Epoxy. EIA RS-186E method 9 (1 hour steam aging). HARDWARE: Nut & locking ring-Brass, nickel plated. NOTE: Any models supplied with P, Q, B or G contact material are RoHS compliant. Lockwasher-Steel, nickel plated. NOTE: Specifications and materials listed above are for switches with standard options. For information on specific and custom switches, 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 A-47 thru A-51. For additional options not shown in catalog, consult Customer Service Center. All models are process sealed to withstand machine soldering temperatures and pressure wash cleaning methods. Switch Function E112 SPDT On-Mom. Plunger S .222” high L .338” high M .331” high, snap-fitting Bushing D1 Unthreaded Y Threaded, keyway Terminations A Right angle, PC thru-hole AV2 Vertical right angle, PC thru-hole C PC Thru-hole A3 Right angle, snap-in, PC thru-hole Contact Material AV3 Vertical right angle, snap-in, PC thru-hole B Gold R2 Right angle with PCB P Gold, matte-tin V3 .460” high, V-bracket Q Silver V4 .630” high, V-bracket G Gold over silver V6 .460” high, V-bracket V8 .953” high, V-bracket V31 .460” high, snap-in V-bracket Seal V81 .953” high, snap-in V-bracket E Epoxy V91 1.150” high, snap-in V-bracket W .750” long, wire wrap Z Solder lug Dimensions are shown: Inches (mm) Specifications and dimensions subject to change www.ckswitches.com A-46

E010 Series Sealed Momentary Pushbutton Switches SWITCH FUNCTION A P u SWITCH FUNCTION CONNECTED TERMINALS s POS. 1 POS. 2 POS. 1 POS. 2 h b u NO. MODEL t POLES NO. C&K marking this side C&K marking this side SCHEMATIC t o n SP E112 ON MOM. 2-1 2-3 SPDT SPDT Terminal Nos. For Reference Only Part number shown: E112SD1CQE MOM. = Momentary All models with all options when ordered with G or Q contact material. PLUNGER S L M .218” HIGH .338” HIGH .331” HIGH, SNAP-FITTING .120 DIA. .120 DIA. (3,05) (3,05) .224 ** (5,69) Standard with D1 bushing (as shown). Standard with Y bushing (as shown). † Subtract .100 (2,54) from plunger length when ordered ** Add .100 (2,54) from plunger length when ordered with Y bushing. with D1 bushing. NOTE: Caps available for all plunger options, see pages A-50 and A-51. BUSHING D1 Y UNTHREADED THREADED, KEYWAY PANEL MOUNTING S plunger standard with D1 bushing. L plunger standard with Y bushing. Available only with C, Z terminations. Hardware: One dress nut part number 299D01201, one hex nut and lockwasher supplied standard. Withstands 4 in./lbs. without distortion. Third Angle NOTE: Internal o-ring actuator seal standard for all bushing options. Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change www.ckswitches.com A-47

E010 Series Sealed Momentary Pushbutton Switches TERMINATIONS A C Z W n PC THRU-HOLE SOLDER LUG WIRE WRAP o PC MOUNTING t t u b h s u P SPDT SPDT Not available with P contact materials. SPDT A RIGHT ANGLE, PC THRU-HOLE .120 DIA. (3,05) .224 (5,69) E112SD1ABE SPDT SECTION A-A A3 AW RIGHT ANGLE, SNAP-IN, PC THRU-HOLE RIGHT ANGLE, EXTENDED, PC THRU-HOLE PC MOUNTING NOTE: Terminal bend radii and lead-in manufacturing option. Available with D1 bushing only. AV2 VERTICAL RIGHT ANGLE, PC THRU-HOLE, .150” PITCH .120 DIA. (3,05) .224 E112SD1AV2BE (5,69) SPDT AV3 VERTICAL RIGHT ANGLE, SNAP-IN, PC THRU-HOLE, .150” PITCH PC MOUNTING NOTE: Terminal bend radii and lead-in manufacturing option. Available with D1 bushing only. Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change www.ckswitches.com A-48

E010 Series Sealed Momentary Pushbutton Switches TERMINATIONS A R2 RIGHT ANGLE WITH PCB P u s h PC MOUNTING b u .120 DIA. t (3,05) t o n .224 (5,69) E112SD1R2BE SPDT NOTE: Available with D1 bushing and B contact material only. V3, V4 VERTICAL MOUNT, V-BRACKET V31, V91 VERTICAL MOUNT, V-BRACKET, SNAP-IN .120 DIA. (3,05) PC MOUNTING E112SD1__BE SPDT SNAP-IN OPTION CODE DIM ‘A’ V3, V31 .460 (11,68) V4 .630 (16,00) V91 1.150 (29,21) NOTE: Available with D1 bushing only. V6, V8 VERTICAL MOUNT, V-BRACKET V81 VERTICAL MOUNT, V-BRACKET, SNAP-IN .120 DIA. (3,05) PC MOUNTING E112SD1__BE SPDT OPTION CODE DIM ‘A’ V6 .460 (11,68) V8, V81 .953 (24,21) NOTE: Available with D1 bushing only. Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change www.ckswitches.com A-49

E010 Series Sealed Momentary Pushbutton Switches CONTACT MATERIAL A n OPTION CONTACT TERMINAL o CODE MATERIAL PLATING RATINGS t t B u GOLD 1 b GOLD 1 LOW LEVEL/DRY CIRCUIT 0.4 VA MAX. @ 20 V AC OR DC MAX. h P MATTE-TIN 6 s Pu Q SILVER 4,5 SILVER 5 POWER 4 AMPS @ 125 V AC 0R 28 V DC. G GOLD OVER SILVER 2,3 GOLD 3 LOW LEVEL/DRY CIRCUIT OR POWER 0.4 VA MAX. @ 20 V AC OR DC MAX. OR 4 AMPS @ 125 V AC 0R 28 V DC. * Note: See Technical Data section of this catalog for RoHS compliant and compatible definitions and specifications. 1 CONTACTS & TERMINALS: Copper alloy, with gold plate over nickel plate. NOTE: Any models supplied with P, Q, B or G contact material are RoHS compliant. 2 END CONTACTS: Coin silver, with gold plate over nickel plate. All models with all options when ordered with G or Q contact material. 3 CENTER CONTACTS & ALL TERMINALS: Coin silver, with gold plate B contact material standard with all terminations except C, Z. over nickel plate. B contact material must be ordered with R2 terminations. 4 END CONTACTS: Coin silver, silver plated. Q contact material standard with C, Z terminations. 5 CENTER CONTACTS & ALL TERMINALS: Copper alloy, silver plated. P contact materials not available with Z terminations. 6 TERMINALS: Copper alloy, with matte-tin over nickel plate. SEAL E EPOXY SEAL AVAILABLE HARDWARE Cap Cap Cap .200 DIA. .120 (5,08 ) (3,05) .155 (3,94) PART NO. PART NO. PART NO. 708901000 WHITE 752701000 WHITE 801801000 WHITE 708902000 BLACK 752702000 BLACK 801802000 BLACK 708903000 RED 752703000 RED 801803000 RED Material: Nylon Material: Nylon Material: Nylon Finish: Gloss Finish: Gloss Finish: Gloss NOTE: Additional nuts, locking rings and lockwashers available separately, see section “Technical Data and Additional Hardware”. Other cap colors available, consult Customer Service Center. Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change www.ckswitches.com A-50

E010 Series Sealed Momentary Pushbutton Switches AVAILABLE HARDWARE A Cap, Snap-fitting plunger Cap, Snap-fitting plunger Cap P u s h .450 SQ. .195 (11,43) b u (4,95) .240 t (6,10) t o n PART NO. PART NO. PART NO. PART NO. 452D01000 WHITE 894101000 WHITE 484601000 WHITE 798201000 WHITE 452D02000 BLACK 894102000 BLACK 484602000 BLACK 798202263 BLACK 452D03000 RED 894103000 RED 484603000 RED 798203000 RED Material: Nylon Material: Nylon Material: Nylon Material: Nylon Finish: Gloss Finish: Gloss Finish: Gloss Finish: Matte NOTE: Additional nuts, locking rings and lockwashers available separately, see section “Technical Data and Additional Hardware”. Other cap colors available, consult Customer Service Center. Frames snap into panel opening and are independent from switch mounting. Accurate positioning of the PC TYPICAL APPLICATION mounted switch relative to the panel opening is necessary to provide proper clearance between actuator and frame. Available in two basic styles and four panel thicknesses .047-.125 in. Material: Nylon. Finish: Matte. .090” (2,29) PANEL THK. .125” (3,18) PANEL THK. PART NO. PART NO. 432702263 432802263 BLACK Panel Inserts Above frames (part nos. 432XXXXXX) are also available with insert which accepts LED for indicator light assembly. Order insert separately from frame. Blank insert panel (without hole for LED) also available. LED not included. PANEL INSERT BLANK PANEL INSERT WITH HOLE FOR LED WITHOUT HOLE FOR LED PART NO. PART NO. 894902000 476602000 BLACK Special colors, custom markings available, consult Customer Service Center. Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change www.ckswitches.com A-51