KS Single Pole Key Switches Features/Benefits Typical Applications Positive tactile feel Telecommunications Variety of cap colors Industrial SPST and SPDT configurations Instrumentation RoHS compliant Specifications Materials CASE: Glass filled nylon (UL 94V-0). CONTACT RATING: Q contact material: 25mA 50V AC .or DC max. ACTUATOR: ABS, matte finish, black standard. ELECTRICAL LIFE: 100,000 actuations. MOVABLE CONTACT: Q contact material: Stainless steel, silver plated. CONTACT RESISTANCE: Below 100 m initial STATIONARY CONTACTS AND TERMINALS: Q contact material: 2-4 V DC, 100 mA 9 INSULATION RESISTANCE: 10 min. copper alloy, silver plated. DIELECTRIC STRENGTH: 1,000 Vrms min. sea level. TERMINAL SEAL: Epoxy OPERATING TEMPERATURE: -30C to 65C. SOLDERABILITY: Per MIL-STD-202F method 208D, or EIA RS-186E method 9 (1 hour steam aging). Note: Specifications and materials listed above are for switches with standard options. For information on specific and custom switches, consult Customer Service Center. How To Order Our easy build-a-switch concept allows you to mix and match options to create the switch you need. To order, select desired option from each category and place it in the appropriate box. K S C Series D KS11 SPST Off-Mom. KS12 SPDT On-Mom. Cap R2 Round depression Cap Color 2 Black 1 White 3 Red Terminations 9 Gray C PC Thru-hole Contact Material Q Silver B Gold Seal D No epoxy E Epoxy Dimensions are shown: mm Specifications and dimensions subject to change 18 jul 13 www.ck-components.com D26 Key SwitchesKey Switches KS Single Pole Key Switches SERIES KS11 / KS12 .097 .094 .485 SQ. 2,46 2,39 .090 .152 .298 12,32 .203 .094 7,57 3,86 2,29 .039 .406 SQ. 5,16 2,39 0,99 .059 10,31 1,5 .103 .064 .097 2,62 1,63 2,46 .016 TYP .097 0,41 2,46 FINGER RECESS .028 TRAVEL .039 TYP 0,71 0,99 SWITCH FUNCTION CONNECTED TERMINALS POS. 1 POS. 2 POS. 1 POS. 2 NO. MODEL SCHEMATIC POLES NO. 3 1 KS11 OFF MOM. OPEN 13 SPST SP 1 (COMM) KS12 ON MOM. 14 13 SPDT NC 4 3 NO CAP R2 CAP WITH ROUND DEPRESSION .485 SQ090 .298 .152 12,32 2,29 7,57 3,86 .406 SQ. OPTION .059 10,31 CODE CAP COLOR 1,5 2 BLACK D 1 WHITE 3 RED 9 GRAY FINGER .028 TRAVEL RECESS 0,71 Dimensions are shown: mm Specifications and dimensions subject to change 18 jul 13 www.ck-components.com D27