Sealed Surface Mount Subminiature Pushbutton Switches SERIES 38H Sealed Surface Mount Subminiature Pushbutton Switches Features •Surface Mount Process Compatible •Sealed Construction •Solder-Coated Terminals •Tape and Reel Packaging •SPST and SPDT Momentary Contact •Sealed Per IP67 M7 Ø.177 (Ø4,50) .548 (9,30) .342 (5,80) EPOXYSEAL Ø.102 (Ø2,60) .030 (0,50) .242 (4,10) .177 (3,00) .300 (5,08) .045 (0,76) SPST .420 (7,10) .024 (0,40) .242 (4,10) .325 (5,50) .173 (4,39) .125 (3,18) .079 (2,00) .221 (5,60) .325 (8,27) .120 (3,00) .063 (1,60) .125 (3,18) .561 (14,25) Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com Pushbutton Switches DIMENSIONS in inches (and millimeters) Sealed Surface Mount Subminiature Pushbutton Switches DIMENSIONS in inches (and millimeters) M7 .366 (9,30) .161 (4,10) Ø.177 (Ø4,50) Ø.102 (Ø2,60) EPOXYSEAL .161 (4,10) .228 (5,80) .020 (0,50) .030 (0,76) .118 (3,00) .100 (2,54) .280 (7,10) .016 (0,40) .217 (5,50) .173 (4,39) SPDT Pushbutton Switches .125 (3,18) .079 (2,00) .221 (5,60) .100 (2,54) .120 (3,00) .063 (1,60) .325 (8,27) .125 (3,18) .561 (14,25) S6 .228 (5,80) .319 (8,10) .226 (5,75) .102 (2,60) Ø.177 (Ø4,50) .161 (4,10) .161 (4,10) .016 (0,40) .142 (3,60) .280 (7,10) EPOXYSEAL .030 (0,76) .353 (8,97) .200 (5,08) .020 (0,50) .040 (1,02) .143 (3,63) SPST .128 (3,25) .079 (2,00) Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois .080 (2,03) .421 (10,70) .032 (0,80) .200 (5,08) 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com Sealed Surface Mount Subminiature Pushbutton Switches DIMENSIONS in inches (and millimeters) S6 .228 (5,80) .319 (8,10) .102 (2,60) .226 (5,75) Ø.177 (Ø4,50) .280 (7,10) EPOXYSEAL .016 (0,40) .142 (3,60) .161 (4,10) .161 (4,10) .020 (0,50) .030 (0,76) .353 (8,97) .100 (2,54) Pushbutton Switches .040 (1,02) .143 (3,63) SPDT .128 (3,25) .079 (2,00) .080 (2,03) .421 (10,70) .032 (0,80) .100 (2,54) Circuitry SPST MODELNO. WSP9 SPDT SWITCHPOSITION OFF (ON) ()=MOMENTARY SCHEMATIC Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois MODELNO. WSP8 TERM.COMM. SWITCHPOSITION ON (ON) 2-3 2-1 ()=MOMENTARY 2COMM. SCHEMATIC N.C.1 3N.O. 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com Sealed Surface Mount Subminiature Pushbutton Switches SERIES 38H SPECIFICATIONS Rating Criteria Operating Life: 30,000 make-and-break cycles at full load Contact Rating (resistive load): R Option: 0.4 VA maximum at 20 Vac or Vdc maximum Q & G Options: 1A max at 125 Vac or 28 Vdc Contact Resistance: 20 milliohms max initial at 2-4 Vdc, 100 mA Insulation Resistance: 1000 megaohms minimum Voltage Breakdown: 1500 Vrms minimum at sea level Operating Temperature: -30°C. to +85°C. Materials and Finishes Case: Glass Filled Nylon 4/6, UL94V-) Plunger: Thermoplastic Polyester(UL 94V-0) (with internal o-ring seal) Terminals: Copper alloy Spring: Plated Music Wire Contact System: Copper alloy Switch Support: Brass, tin-plated ORDERING INFORMATION Pushbutton Switches SERIES 38H Sealed Surface Mount Subminiature Pushbutton Switches MODEL NO. WSP8 Options: WSP8, WSP9 (see models for switching positions) TERMINATION M7 Options: M7, S6 (see termination options) CONTACT R R = Copper alloy, gold plate over nickel plate. SEAL T T = Lead Free and RoHS compliant G = Copper alloy, Gold plate over silver plate Q = Copper alloy, Silver Plate Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com