PANEL SWITCHES 1200M/MR series Robust momentary pushbutton switches • metal plunger DISTINCTIVE FEATURES Butt action contacts Double break 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 max. • 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 : 4.5 mm (.177) 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 : top chrome plated brass on polyamide base • Bushing : brass, nickel plated • Contacts : A : silver C : copper, silver plated • Cap nut : brass, chrome plated APEM products may be recycled at end-of-life for the re-claiming of valuable metal components. The company reserves the right to chan

Robust momentary pushbutton switches • metal plunger MOUNTING AGENCY APPROVALS 4 A 250 VAC - 8 A 125 VAC Availability : approved models are 1213A and 1203A (M or MR) (model 1223A is only UL approved). Marking : to order switches marked UL or CSA, complete appropriate box of ordering format. PANEL SWITCHES ELECTRICAL FUNCTIONS KEYWAY

Robust momentary pushbutton switches • metal plunger BUILD YOUR PART NUMBER BASIC PART NUMBER ELECTRICAL FUNCTIONS Normally closed Normally open Screw terminal + clamp PLUNGER TYPE Flat plunger Round plunger CONTACT MATERIALS Copper, silver plated See following pages for details of approved models. 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. Mounting accessories...

Robust momentary pushbutton switches • metal plunger KEYWAY Normally Open Normally Closed Normally Open Normally Open Normally Closed Curved plunger SCREW TERMINALS Normally Closed Normally Open Flat plunger Normally Closed Normally Open Curved plunger SCREW TERMINALS + CLAMP Normally Closed Normally Open Flat plunger Normally Closed Curved plunger SOLDER LUG/QUICK-CONNECT TERMINALS 6.35 X 0.8 (.250 X .031) PANEL SWITCHES

Robust momentary pushbutton switches • metal plunger CONTACT MATERIALS BASIC P/N Silver Copper, silver plated AGENCY APPROVAL BASIC P/N UL - CSA Availability : approved models are 1213A and 1203A (M or MR) - model 1223A is only UL approved. Marking : to order switches marked UL or CSA, complete above box with desired approvals. Order separately. Chrome plated cap nut Ø 16 (.629), flat and plain. Can be supplied instead of standard cap nut U1866-6. PANEL SWITCHES