W-1200-1901 1200 series CHES S T I W S L E N A Momentary pushbutton switches • P round plunger DISTINCTIVE FEATURES Butt action contacts Double break NF (EN 61058-1), UL and CSA approved ELECTRICAL SPECIFICATIONS • Max. current/voltage rating with resistive load : - silver contacts (A) : 4 A 250 VAC - 8 A 125 VAC - 4 A 24 VDC - 8 A 12 VDC - silver plated copper contacts (C) : 2 A 250 VAC - 3 A 125 VAC - 2 A 24 VDC - 3 A 12 VDC • Initial contact resistance : 10 mΩ • Insulation resistance : 1,000 MΩ min. at 500 VDC • Dielectric strength : 2,000 Vrms 50 Hz min. between terminals 3,000 Vrms 50 Hz min. between terminals and frame • Electrical life : 10,000 cycles at full load GENERAL SPECIFICATIONS • Torque : 1.50 Nm (1.10 Ft.lb) max. applied to nut • Panel thickness : 5 mm (.196) max. • Total travel : NO : 4.5 mm (.177) ± 0.3 (.011) NC : 3.5 mm (.137) ± 0.3 (.011) • Operating temperature : -20 °C to +55 °C (-4 °F to +131 °F) MATERIALS • Case : polyamide • Plunger : polyamide • Bushing : brass, nickel plated • Contacts : A : silver C : copper, silver plated APEM products may be recycled at end-of-life for the re-claiming of valuable metal components. The company reserves the right to change specifications without notice. 1

S E H 1200 series C T I W S Momentary pushbutton switches • L E round plunger N A P MOUNTING TERMINALS • Panel cut-out : Ø 12.2 (.480) Ø3.10 (.122DIA) Ø3.00x0.50 (.118DIAx0.50) 9.20(.362) 7.20(.283) 6.35x0.80 6.35 0.80 AGENCY APPROVALS 4.50(.177) (.25x.031) (.25) (.031) Solderlug / quick-connect. Screw 2 A 250 VAC or 4 A 250 VAC, EN 61058-1 T55/125 °C Ø.50 Ø3.00x0.50 All models (.059DIA) (.118DIAx0.50) 4 A 250 VAC - 8 A 125 VAC 9.20(.362) 9.20(.362) 6.35x0.80 6.35 0.80 All models function 3 (NO) 4.50(.177) (.25x.031) (.25) (.031) Normalized quick-connect Screw + clamp Models 1233X209 and 1233X209L are standard marked NF. To order switches marked NF, UL or CSA, complete appropriate box of ordering format. ELECTRICAL FUNCTIONS KEYWAY NO (function 3) NC (function 2) 2

S E 1200 series H C T I W Momentary pushbutton switches • S L round plunger E N A P BUILD YOUR PART NUMBER BASIC PART NUMBER 12 SERIES TERMINALS ELECTRICAL FUNCTIONS 1 Solder lug and quick-connect 2 Normally closed 2 Screw 3 Normally open 3 Normalized quick-connect 0 Screw terminal + clamp Right angle screw terminals 0.-7 + clamp OPTIONS CONTACT MATERIALS PLUNGER COLORS APPROVALS A Silver 2 Black Consult factory NF for details Copper, silver 3 Green UL/CSA of approved C plated models. 6 Red 7/1 White FINISH SPECIAL MODELS Chrome plated cap X209 NF standard marked, LUXE nut U117 instead of silver contacts knurled cap nut U411 NF standard marked, X209L silver contacts, long plunger ABOUT THIS SERIES On the following pages, you will find successively basic part numbers of switches and options in the same order as in above chart. Notice : please note that not all combinations of above numbers are available. Refer to following pages for further information. Sealing boots are available to protect the switches against dust and water. See "Sealing Boots" section of website. Mounting accessories : standard hardware supplied :1 hex nut U166 and 1 knurled nut U411. Standard and special hardware is presented in the “Hardware“ section of website. 3

S E H 1200 series C T I W S Momentary pushbutton switches • L E round plunger N A P KEYWAY SOLDER LUG/QUICK-CONNECT TERMINALS Ø12.00x0.75 SI Ø8.00 (.472DIAx0.75 IS) (.315DIA) 7.50(.295) 1212 Normally Closed 10.50(.413) 1.00(.039) 12.00(.472) 1213 Normally Open 9.20(.362) 17.00 13.20 (.669) (.519) 6.35x0.80 (.25x0.031) 14.00 (.551) Plunger height : NO model : 7.50 mm, NC model : 5.80 mm KEYWAY SCREW TERMINALS Ø12.00x0.75 SI Ø8.00 (.472DIAx0.75 IS) (.315DIA) 1222 Normally Closed 7.50(.295) 10.50(.413) 1223 Normally Open 1.00(.039) 12.00(.472) 8.00(.315) 17.00 13.20 14.00 (.669) (.519) (.551) Plunger height : NO model : 7.50 mm, NC model : 5.80 mm KEYWAY NORMALIZED QUICK-CONNECT TERMINALS ø12.00x0.75 SI ø8.00 (.472DIAx0.75 IS) (.315DIA) 7.50(.295) 1232 Normally Closed 10.50(.413) 1233 Normally Open 1.00(.039) 12.00(.472) ø1.50 9.20(.362) 17.00 13.20 (.059DIA) (.669) (.519) 6.35x0.80 (.25x0.031) 14.00 (.551) Plunger height : NO model : 7.50 mm, NC model : 5.80 mm KEYWAY STRAIGHT SCREW TERMINALS + CLAMP Ø12.00x0.75 SI Ø8.00 (.472DIAx0.75 IS) (.315DIA) 7.50(.295) 1202 Normally Closed 10.50(.413) 1203 Normally Open 1.00(.039) 12.00(.472) (1.531.290) (6.2.355xx.003.810) 7.20(.283) 17.00 14.00 (.669) (.551) Plunger height : NO model : 7.50 mm, NC model : 5.80 mm 4

S E 1200 series H C T I W Momentary pushbutton switches • S L round plunger E N A P KEYWAY RIGHT ANGLE SCREW TERMINALS + CLAMP Ø12.00x0.75 SI Ø8.00 (.472DIAx0.75 IS) (.315DIA) 7.50(.295) 10.50(.413) 1203-7 Normally Open 1.00(.039) 12.00(.472) 90˚ (6.2.355xx.003.810) 7.00(.275) 21.00 14.00 (.826) (.551) CONTACT MATERIALS BASIC P/N A Silver C Copper, silver plated FINISH BASIC P/N LUXE Chrome plated cap nut U117 instead of knurled nut U411 PLUNGER COLORS BASIC P/N 2 Black 3 Green 6 Red 7/1 White SPECIAL MODELS BASIC P/N X209 NF standard marked - Silver contacts - short plunger X209L NF standard marked - Silver contacts - long plunger See drawings next page. NOTE : Ground connector U187 compulsory on models X209 and X209L if the panel is not metallic or not connected to ground. Order separately : see “Hardware“ section of website. 5

S E H 1200 series C T I W S Momentary pushbutton switches • L E round plunger N A P SPECIAL MODELS (CONTINUED) BASIC P/N OPTION X209 KEYWAY Ø12.00x0.75 SI Ø8.00 (.472DIAx0.75 IS) (.315DIA) 7.50(.295) 1233A•X209 Normally Open 10.50(.413) 1.00(.039) 12.00(.472) 9.20(.362) 13.20 (.519) 6.35x0.80 (.25x0.031) 17.00 (.669) 14.00 (.551) Replace • with the desired plunger color. KEYWAY OPTION X209L Ø12.00x0.75 SI Ø8.00 (.472DIAx0.75 IS) (.315DIA) 13.00(.511) 1233A•X209L Normally Open 10.50(.413) 1.00(.039) 12.00(.472) 9.20(.362) 13.20 (.519) 6.35x0.80 (.25x0.031) 17.00 (.669) 14.00 Replace • with the desired plunger color. (.551) AGENCY APPROVALS BASIC P/N NF All models UL-CSA All models function 3 (NO), including X209 and X209L Marking : to order switches marked NF, UL or CSA, complete above box with desired approvals. 6