ET Series Sealed Subminiature Toggle Switches Features/Benefits Typical Applications • S ealed against solder and cleaning • Hand-held telecommunications process contaminants • Instrumentation • ESD protection available • Medical equipment • Thru-hole and surface mount models • C ompact size and small footprint save PCB space • RoHS compliant models available Specifications Materials CONTACT RATING: B contact material: 0.4 VA max. @ CASE & BUSHING: Glass filled nylon 6/6, flame retardant, heat 20 V AC or DC max. See page F-35 for additional ratings. stabilized (UL 94V-0) or glass filled 4/6 nylon, flame retardant, heat ELECTRICAL LIFE: ETX1 models: 60,000 make-and-break cycles at stabilized (UL 94V-0). F1 conductive bushing option is impregnated full load. All other models: 30,000 cycles. with carbon fibers. CONTACT RESISTANCE: Below 20 m Ω typ. initial @ 2-4 ACTUATOR: M3 & S3 anti-static actuator: Nylon 4/6, black standard V DC, 100 mA, for both silver and gold plated contacts. (UL 94V-0). All other actuators: Brass, chrome plated. Internal INSULATION RESISTANCE: 109 Ω min. o-ring seal standard with all actuators. SWITCH SUPPORT: Brass, tin plated. ELECTROSTATIC DISCHARGE (ESD) RESISTANT OPTION: M3 & S3 insulating actuator only: 9,000 V DC min. @ sea level, CONTACTS & TERMINALS: B contact material: Copper alloy, actuator to terminals. F1 conductive bushing only: Dissipates with gold plate over nickel plate. Q contact material: Copper up to 20,000 V DC from actuator to ground. M3 & S3 actuator alloy, silver plated. See F-35 for additional contact materials. and F1 bushing options are not recommended for use together. TERMINAL SEAL: Epoxy. DIELECTRIC STRENGTH: 1000 Vrms min. @ sea level. OPERATING TEMPERATURE: –30ºC to 85ºC. NOTE: Any models supplied with Q, B, G, P or R contact material are RoHS compliant SOLDERABILITY: Per MIL-STD-202F method 208D, or and compatible. EIA RS-186E method 9 (1 hour steam aging). NOTE: Specifications and materials listed above are for switches with standard options. DEGREE OF PROTECTION: IP57; Protection against harmful dust For information on specific and custom switches, consult Customer Service Center. deposit, full-scale voltage protection, temporary immersion. PACKAGING: Surface mount switches are shipped in tape and reel packaging, see page F-36 for drawings and reel information. 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 F–31 thru F–36. For additional options not shown in catalog, consult our Customer Service Center. All models are process sealed to withstand machine soldering temperatures and pressure wash cleaning methods. Switch Function ET01 SP, On-None-On Actuator ET02 SPST, Off-None-On M .240” high Bushing ET03 SP, On-Off-On M3 Plastic, anti-static, D1 .177” High, Unthreaded ET05 SP, Mom.-Off-Mom. .240” high F1 .177” high, unthreaded, ESD conductive ET07 SP, On-Off-Mom. S .400” high ET08 SP, On-None-Mom. L .320” high Terminations ET21 DP, On-None-On S1 .550” high A Right angle, PC thru-hole ET23 DP, On-Off-On AV Vertical right angle, PC thru-hole ET24 DP, On-On-On C PC Thru-hole ET25 DP, Mom.-Off-Mom. SA Right angle, surface mount ET27 DP, On-Off-Mom. SA1 Right angle, surface mount rear-facing ET28 DP, On-None-Mom. V3 Vertical mount, V-bracket Contact Material AV3 Vertical right angle, snap-in, PC thru-hole B Gold V31 Vertical mount, V-bracket, snap-in P Gold, matte tin W Wire wrap Q Silver Seal F S Silver/matte-tin E Epoxy G Gold over silver e R G old over silver, Plastic Actuator Color l matte-tin NONE No actuator color g 2 Black g 1 White o T Dimensions are shown: Inches (mm) 15 Oct 20 Specifications and dimensions subject to change www.ckswitches.com F–30

ET Series Sealed Subminiature Toggle Switches SWITCH FUNCTION SWITCH FUNCTION CONNECTED TERMINALS POS. 1 POS. 2 POS. 3 POS. 1 POS. 2 POS. 3 NO. MODEL POLES NO. C&K marking on opposite side C&K marking on opposite side SCHEMATIC ET01 ON NONE ON 2-3 N/A 2-1 ET03 ON OFF ON ET05 MOM. OFF MOM. 2-3 OPEN 2-1 SP ET07 ON OFF MOM. ET08 ON NONE MOM. 2-3 N/A 2-1 SPDT ET02 OFF NONE ON OPEN N/A 3-1 SPST SPDT Terminal Nos. For Reference Only Part number shown: ET01MD1CBE ET02 Models: Omit terminal 2 ET21 ON NONE ON 2-3,5-6 N/A 2-1,5-4 ET23 ON OFF ON ET25 MOM. OFF MOM. 2-3,5-6 OPEN 2-1,5-4 DP ET27 ON OFF MOM. ET28 ON NONE MOM. 2-3,5-6 N/A 2-1,5-4 ET24** ON ON ON 2-3,5-6 2-3,5-4 2-1,5-4 DPDT DPDT Terminal Nos. Part number shown: ET21MD1CBE For Reference Only MOM. = Momentary ** Wiring for 3-way switch, see Section N. All models with all options (except M3 actuator) when ordered with G, L, R or Q contact material except with F1 conductive bushing. F T o g g l e Dimensions are shown: Inches (mm) 15 Oct 20 Specifications and dimensions subject to change www.ckswitches.com F–31

ET Series Sealed Subminiature Toggle Switches ACTUATOR COLOR ACTUATOR M  M3   S   L   .240” HIGH PLASTIC, ANTISTATIC, .400” HIGH .320” HIGH .240” HIGH Standard with A, AV, V3 & V31 terminations. Material: Nylon 4/6 (UL 94V-0), black stan- Standard with C or W terminations. dard. Static resistance: 9,000 V DC min. @ sea level, actuator to terminals. Not available with F1 conductive bushing option. Not UL approved. S1   .550” HIGH OPTION PLASTIC CODE ACTUATOR COLOR (NONE) BLACK (M3 & S3 only) 1 WHITE (M3 & S3 only) NOTE: All actuators have chrome finish (except M3 & S3 ). BUSHING D1   .177” HIGH, UNTHREADED F1   ESD, CONDUCTIVE BUSHING UNTHREADED, .177” HIGH F1 bushing is not UL approved NOTE: ESD protection depends on proper grounding of switch support bracket. F1 conductive bushing option is impregnated with carbon fibers; dissipates electrostatic discharge (ESD) up to 20,000 V from actuator to ground. Available with all metal actuator options and A, AV, AV3, V3 and V31 termination options only. Internal actuator o-ring seal standard. TERMINATIONS C   W   PC THRU-HOLE WIRE WRAP SP DP SP DP PC MOUNTING SP DP ET02 – omit center hole. F e l g Not available with F1 conductive bushing. g o SP and DP Not available with F1 conductive bushing. T SP and DP Dimensions are shown: Inches (mm) 15 Oct 20 Specifications and dimensions subject to change www.ckswitches.com F–32

ET Series Sealed Subminiature Toggle Switches TERMINATIONS A   RIGHT ANGLE, PC THRU-HOLE PC MOUNTING ET01MD1ABE Horizontal Actuation Actuator Shown In Pos. 1 SPDT Not available with ET02 model. A   RIGHT ANGLE, PC THRU-HOLE PC MOUNTING ET21MD1ABE Horizontal Actuation DPDT Actuator Shown In Pos. 1 AV   VERTICAL RIGHT ANGLE, PC THRU-HOLE PC MOUNTING ET01MD1AVBE Vertical Actuation Actuator Shown In Pos. 1 SPDT ET02 - omit terminal 2. NOTE: Terminal bend radii and lead-in manufacturing option. AV   VERTICAL RIGHT ANGLE, PC THRU-HOLE PC MOUNTING F T ET21MD1AVBE o Vertical Actuation g DPDT Actuator Shown In Pos. 1 g l NOTE: Terminal bend radii and lead-in manufacturing option. e Dimensions are shown: Inches (mm) 15 Oct 20 Specifications and dimensions subject to change www.ckswitches.com F–33

ET Series Sealed Subminiature Toggle Switches TERMINATIONS AV3   VERTICAL RIGHT ANGLE, SNAP-IN, PC THRU-HOLE PC MOUNTING ET01SD1AV2BE Vertical Actuation Actuator Shown In Pos. 1 SPDT SA   RIGHT ANGLE, SURFACE MOUNT PC MOUNTING ET01M3D1SAPE Actuator Shown Horizontal Actuation In Pos. 1 SPDT Only Not available with S and S1 actuators. Standard with tape & reel packaging, See page F-36. SA1   RIGHT ANGLE, SURFACE MOUNT .276 (7,0) ø.099 (2,51Ø) .041 .272 (1,04) (6,90) .071 TYP. ø.181 (1,80) (4,60) .059 (1,50) .403 (1.0,5509) (10,24) .171 .354 .403 (4,35) (9,00) EPOXY SEAL (10,24) .032 TYP. .079 TYP. .051 (0,80) .100 (2,0) ET01M3D1SA1BE .(002,501 T)YP (1,3.01)21 (5.2,0080) (2,54) Horizontal Actuation (3,07) SPDT Only Not available in ET02 . .217 Actuators M and M3, bushing D1, contact material B. (5,51) Standard with tape and reel packaging-see page F-36. .234 (5,94) V3   VERTICAL MOUNT, V-BRACKET V31   VERTICAL MOUNT, V-BRACKET, SNAP-IN PC MOUNTING F ET02 Models: Omit center hole. V31 Snap-In ET01MD1V3BE e SPDT l g g Actuator Shown In Pos. 1 o ET02 Models: Omit terminal 2 T Dimensions are shown: Inches (mm) 15 Oct 20 Specifications and dimensions subject to change www.ckswitches.com F–34

ET Series Sealed Subminiature Toggle Switches TERMINATIONS V3   VERTICAL MOUNT, V-BRACKET PC MOUNTING ET21MD1V3BE DPDT Actuator Shown In Pos. 1 CONTACT MATERIAL OPTION CONTACT TERMINAL CODE MATERIAL PLATING RATINGS B GOLD 1 GOLD 1 LOW LEVEL/DRY CIRCUIT 0.4 VA MAX. @ 20 V AC OR DC MAX. P MATTE-TIN 6 Q ETX1 MODELS: S SILVER 4,5 MASTILTVEE-RTI N5 6 POWER 3A LALM OPTSH @ER 1 2M0O VD AECLS O: R 28 V DC 2 AMPS @ 120 V AC OR 28 V DC G GOLD OVER SILVER 2,3 GOLD 3 LOW LEVEL/DRY E0.T4X V1A M MOADXE.L @S :2 0 V AC OR DC MAX. OR 3 AMPS @ 120 V R MATTE-TIN 6 CIRCUIT OR POWER AACLL O ORT H28E RV MDCO DELS: 0.4 VA MAX. @ 20 V AC OR DC MAX. OR 2 AMPS @ 120 V AC OR 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 Q, B , G, P or R contact material are RoHS compliant. 2 END CONTACTS: Coin silver, with gold plate over nickel plate. All models with all options (except M3 actuator) 3 CENTER CONTACTS & ALL TERMINALS: Copper alloy, with gold plate over nickel plate. when ordered with G, L, R or Q contact material except with F1 conductive bushing. 4 END CONTACTS: Coin silver, silver plated. 5 CENTER CONTACT & ALL TERMINALS: Copper alloy, silver plated. 6 TERMINALS: Copper alloy, with matte tin over nickel plate. SEAL E   EPOXY SEAL AVAILABLE HARDWARE Cap .338 PART NO. (8,59) 706201000 WHITE 706202000 BLACK 706203000 RED F Material: Vinyl Finish: Matte NOTE: Other colors available, consult Customer Service Center. T o g g l e Dimensions are shown: Inches (mm) 15 Oct 20 Specifications and dimensions subject to change www.ckswitches.com F–35

ET Series Sealed Subminiature Toggle Switches TAPE & REEL For part number ET01M3D1SAPE REEL INFORMATION OUTSIDE DIAMETER 13.00 (330,0) PILOT HOLE .512 (13,0) QUANTITY PER REEL 600 For part number ET01M3D1SA1BE 0.630 (16,00) 0.157 (4,0) ø 0.059 0.297 0.079 (1,50) (7,55) (2,0) 0.069 0.014 (1,75) (0,35) REEL INFORMATION OUTSIDE DIAMETER 13.00 (330,0) 0.795 (20,2) PILOT HOLE .795 (20,20) QUANTITY PER REEL 500 1.732 0.996 (44,0) (25,30) FEED DIRECTION F e l g g o T Dimensions are shown: Inches (mm) 15 Oct 20 Specifications and dimensions subject to change www.ckswitches.com F–36