NP Series Sealed Industrial Pushbutton Switch Features/Benefits Typical Applications A • IP68 sealed • Harsh environments n • 1,000,000 life cycle • Off-Road o t • Multiple housing styles • Industrial t u • Capable of up to 5A resistive load • Transportation b h • Wirelead options available • Military s u • RoHS compliant P Specifications Electrical (cont.) FUNCTION: SPDT Double Break (Form Z) Momentary DIELECTRIC STRENGTH: 1000 V AC for 1 min. CONTACT ARRANGEMENT: N.O. and N.C. INSULATION RESISTANCE: 1 G Ω @ 500 VDC MOUNTING TYPE: Threaded front or rear mount and slot mount TORQUE SPEC FOR THREADED BODY: Do not exceed 50 in-lbs INITIAL CONTACT RESISTANCE 50 mΩ max (without wire leads) (5.65 N-m) BOUNCE TIME: <5 ms Mechanical Materials HOUSING: 6061-T6 Aluminum, black or clear anodized OPERATING LIFE: 1,000,000 cycles BASE: PBT TOTAL TRAVEL: 1.6 ± 0.15 mm CAP: PBT OPERATING POINT 0.9 ± 0.25 mm ACTUATOR: PBT OVER TRAVEL: 0.45 min. INTERNAL SEAL: Silicone rubber OPERATING FORCE: 8N ± 1.5N TERMINALS: Copper with silver nickel inlay, silver plating VIBRATION: 10-500 Hz 10g Max MOVABLE CONTACT: Copper alloy, gold over silver plating SHOCK: 50g 11ms sawtooth wave TERMINAL SEAL: Epoxy Electrical Operating Environment CONTACT RATING: Option G - Gold over Silver OPERATING TEMPERATURE: -40˚C to +85˚C 10mA/5 VDC (1,000,000 cycles) ESD PROTECTION: 15KV min. Option Q - Silver 1A/32 VDC resistive (100,000 cycles) 5A/32 VDC resistive (25,000 cycles) Process Environment 3A/32 VDC resistive (25,000 cycles) SEALING: IP68 NOTE: Specifications and materials listed above are for switches with standard options. For information on specific and custom switches, please contact Customer Service. Build-A-Switch To order, simply select desired option from each category and place in the appropriate box. N P 8 E Designation NP NP Series Terminal Seal Operating Force E Epoxy 8 8 Newtons All models are epoxy sealed Actuator Style Contact Material S Standard Q Silver (STD) E Extended (D housing style only) G Gold over silver Termination 03 Solder Lug (STD) Actuator Color* 02 PC Pin (G Contact Material) 2 Black (STD) W4 4x 12” 22 AWG UL1569 wire (overmolded) 3 Red Housing Style W3 3x 12” 22 AWG UL1569 wire (overmolded) 4 Orange T Standard threaded mount * Please contact 5 Yellow L Long threaded mount Customer Service 9 Gray H Short threaded mount Housing Anodizing Color for additional colors. S Slot mount 1 Clear anodized R Rear mount 2 Black anodized (STD) D Dome bezel P Tapered bezel Specifications and dimensions subject to change A-120 www.ckswitches.com

NP Series Sealed Industrial Pushbutton Switch STANDARD VIEW A 11.90 [0.469] P u s 6.60 1.00 9.00 [0.260] [0.039] ELECTRICAL SCHEMATIC h [0.354] b N.C. u 20.10REF 1 2 t [0.791] 0.50 5.39 t [0.020] [0.212] o MAX 1[01..43405 T]YP n 15/32-32 UNS-2A 3 4 N.O. 2.60 TYP 0.40 TYP 0.40TYP [0.102] [0.016] [0.016] 10.80 [0.425] ACROSS FLATS OPERATING FORCE OPTION CODE OPERATING FORCE 8 8 N ACTUATOR STYLE S E STANDARD EXTENDED (D HOUSING STYLE ONLY) 2.60 [0.102] 4.55 [0.179] 9.15 7.20 [0.360] [0.283] Terminal Seal E Epoxy ACTUATOR COLOR All models are epoxy sealed OPTION CODE ACTUATOR COLOR 2 Black 3 Red 4 Orange 5 Yellow 9 Gray For additional colors please contact Customer Service. Third Angle Projection Dimensions are shown: mm (inches) Specifications and dimensions subject to change www.ckswitches.com A-121

NP Series Sealed Industrial Pushbutton Switch HOUSING STYLE A n T STANDARD THREADED MOUNT 1[01..49609] o t ut 6[0.6.2060] 1[0.0.0039] b 9[0.0.3054] h s 20.10REF u 22.60REF [0.791] 0.50 5.39 P [0.890] [0.02M0A]X [0.212]11.30 TYP 13.60 TYP [0.445] [0.54] 15/32-32 UNS-2A 2.60 TYP 0.40 TYP 0.40TYP [0.102] [0.016] 2.70 TYP [0.016] 0.70 TYP [0.106] [0.028] 10.80 [0.425] PC TERMINALS ACROSS FLATS 3 EPOXY SEALED 2X65.0° N.C. N.O. N.C. 7[0.9.3011] 65° 2 7[0.5.2095] SC(1A &L E2 ) 9:1 SC(3A &L E4 ) 9:1 1 N.O. N.O. 4X 0[0.9.0035] N.C. 2X2 [3X0.. 5[11084..60176] 6R]E RFEF 1[04[30...55.91405797]] 7.50 4 2[T0.Y0.0P079] 1[01..40303] 1[02..43804] PC HOLE PATTERN [0.295] BOARD VIEW PANEL CUTOUT L LONG THREADED MOUNT 15.75 [0.620] 2X 2.20 [0.087] 2X 3.05 [0.120] 11.90 [0.469] 1[0.0.0240] 9.50 6[0.6.2060] 1[0.5.0059] [0.374] 2[17..02701R]EF 2[04..97702R]EF 0[0.5.M002A0X] 9[0.5.3576] 15.40 TYP 1[07..67907 T]YP 15/32-32 UNS-2A [0.606] 4.90 [0.19] 2.70TYP 0[0.4.001 T6]YP 2[0.6.100T2Y]P 0[0.4.001T6Y]P 0.70 TYP [0.106] [0.028] PC TERMINALS 7.50 11.65 [0.295] [0.459] N.C. 4X 0.90 2X65.0° [0.035] 65.0° 7.50 N.C. [0N.2.O95.] 11.35 N.O. [0.447] N.O. TANGENT TO FLAT 12.3 2X 1.67 REF [0.484] [0.066] 7[0.9.3011] N.C. 2X [30..51841] REF 4.50 11.902[T0.Y0.0P079] PANEL CUTOUT [0.177] [0.469] Third Angle PC HOLE PATTERN Projection BOARD VIEW Dimensions are shown: mm (inches) Specifications and dimensions subject to change www.ckswitches.com A-122

NP Series Sealed Industrial Pushbutton Switch HOUSING STYLE A H SHORT THREADED MOUNT 15.75 P [0.620] u s h b 2X 2.20 [0.087] u t t o 2X [30..01520] n 11.90 [0.469] 6.60 1.02 [0.260] 1.50 [0.040] 9.50 [0.059] [0.374] 20.10REF 22.60REF [0.791] 4.89 [0.890] 0.50 [0.192] 1[03..51106] [0.M02A0X] 15/32-32 UNS-2A 1[00..4830] 4.90 [0.193] 0.40 TYP 2.60 [0.016] [0.102] 0.40 2.70 [0.016] [0.106] 0.70 TYP 7.50 [0.028] [0.295] 11.65 PC TERMINALS N.C. [0.459] 65.0° 7.50 [0.295] N.O. 2X 1.67 65.0° 0.90 [0.066] [0.035] 11.35 REF N.C. [0.447] TANGENT TO FLAT N.O. 2.00 TYP 12.30 N.O. [0.079] [0.484] PANEL CUTOUT 7[0.9.3011] N.C. 2X [10..60766] 4[0.5.1077] 1[01..49609] REF PC HOLE PATTERN BOARD VIEW S 11.90 SLOT MOUNT [0.469] 6.60 1.50 4.40 9.50 [0.260] [0.059] [0.173] [0.374] 3.40 [0.134] 20.10REF 22.60REF [0.791] [0.890] 10.80 TYP [0.425] 1[03..51106 T]YP 1[01..49609] 4.90TYP [0.193] 0.40 TYP 2.60TYP 0.40TYP [0.016] [0.102] [0.016] 2.70TYP 0.70 TYP [0.106] [0.028] PC TERMINALS 7.50 [0.295] N.C. 2X65.0° 65° 7.50 7.90 [0.295] N.C. [0.311] N.O. N.O. N.O. 2X [10..60766] REF N.C. 2[0.0.007T9Y]P 1[05..68254] 4.50 [0.177] 4X 0.90 2X 3.58 REF 11.90 [0.035] [0.141] [0.469] ACROSS FLATS PC HOLE PATTERN BOARD VIEW Third Angle Projection Dimensions are shown: mm (inches) Specifications and dimensions subject to change www.ckswitches.com A-123

NP Series Sealed Industrial Pushbutton Switch HOUSING STYLE A n R REAR MOUNT 1[00..48257] o ACROSS FLATS t t u b h s u 14.30 P [0.563] 2.15 7.75 [0.085] [0.305] 0.50 10.77 8.62 8.15 [0.020] [0.424] 1.20 [0.339] [0.321] MAX [0.047] 18.02 REF 20.52 REF [0.709] [0.808] 15/32-32 UNS-2A 7.45 TYP 9.75 TYP [0.293] [0.384] 4.90TYP [0.193] 2.60TYP 0.40TYP 2.40TYP [0.102] [0.016] 0.70 TYP [0.094] 0.40 TYP [0.028] 2.70TYP [0.016] [0.106] PC TERMINALS 7.50 [0.295] N.C. 12.30 4X 0.90 [0.484] 2X65.0° [0.035] 7.50 2.00 [0.295] 11.00 N.C. 7.90 [0.079] N.O. [0.433] [0.311] N.O. N.O. 2X 1.67 REF PANEL CUTOUT [0.066] N.C. 4.50 2X 3.58 REF [0.177] [0.141] PC HOLE PATTERN BOARD VIEW 11.65 [0.459] 17.50 D [0.689] DOME BEZEL 12.30 11.90 [0.484] [0.469] PANEL CUTOUT 2.45 [0.096] 0.50 [0.020] 7.05 MAX [0.278] 18.15 REF 5.45 20.65 REF [0.715] [0.215] [0.813] 11.30 TYP [0.445] 13.60 TYP [0.535] 15/32-32 UNS-2A 4.90 [0.193] 0[0.4.001 T6]YP 0[0.4.0016] 0[0.7.002 T8]YP 2[0.7.100T6Y]P PC TERMINALS 4.40 [0.173] 65.0° 7.50 2X65.0° 4X 0.90 [0.295] N.C. [0.035] N.O. N.O. 7[0.9.3011] 1[01..43457] EXTENDED CAP N.O. TTAON FGLEANTT 2X 1.67 REF [0.066] N.C. 2[0.0.007 T9]YP Third Angle 2X 3.58 REF Projection [0.141] 7.50 PCB HOOALRED P VAITETWERN [0N.2.C95.] Dimensions are shown: Inches (mm) Specifications and dimensions subject to change www.ckswitches.com A-124

NP Series Sealed Industrial Pushbutton Switch HOUSING STYLE A P TAPERED BEZEL 10.00 P [0.394] u 7[0.7.3505] 2[0.1.0585] s h b 15/32-32 UNS-2A 5.07 [0.200] u t t 7.30 0.50 o 20.52REF 1[08..70029 R]EF [0.288] [0.M02A0X] n [0.808] 13.15 TYP 15.45 TYP [0.518] [0.608] 4.90 [0.193] 2[0.7.1006] 0[0.4.001 T6]YP 10.80 2[0.6.100T2Y]P 1[00..48205] 0[0.4.001T6Y]P 0.70 TYP [0.425] [0.028] PC TERMINALS 7.50 [0.295] N.C. 2X65.0° N.C. 7[0.9.3011] 65° 7[0.N5.2.0O95.] 12.30 N.O. N.O. 1[01..40303] [0.484] 2X 1.67 REF 4X 0.90 N.C. [0.066] 2.00 [0.035] [0.079] 4.50 2X 3.58 REF TYP [0.177] [0.141] PANEL CUTOUT PC HOLE PATTERN 1[04..52672] BOARD VIEW 10.80 [0.425] ACROSS FLATS HOUSING ANODIZING COLOR OPTION CODE ANODIZING COLOR 1 Clear anodized 2 Black anodized (STD) TERMINATION 03 02 SOLDER LUG (STD) PC PIN (G CONTACT MATERIAL) 2.45 TYP 0.25 TYP [0.096] [0.010] 0.70 TYP 2.55 TYP [0.028] [0.100] Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change www.ckswitches.com A-125

NP Series Sealed Industrial Pushbutton Switch TERMINATION A n o t t hbu 1[04.R.57E70F9] 1[06.R.65E55F2] 1[04.R.52E50F9] 9[0.6.R35E8F0] 1[08.R.78E40F0] 1[04..57709] 1[04.R.57E70F9] s u 302.80±12.70 P [11.92±0.50] 3 OR 4 WIRES 22 AWG UL1569 (SEE SCHEMATICS) W3 3X 12” 22 AWG UL1569 WIRE (OVERMOLDED) W4 4X 12” 22 AWG UL1569 WIRE (OVERMOLDED) ELECTRICAL SCHEMATIC - 3 WIRES ELECTRICAL SCHEMATIC - 4 WIRES CBOLMACMKON 1 2 RNE.CD. RNE.CD. 1 2 RNE.CD. WHITE WHITE WHITE 3 4 N.O. N.O. 3 4 N.O. CONTACT MATERIAL OPTION CODE CONTACT MATERIAL Q Silver (STD) G Gold over Silver TERMINAL SEAL E EPOXY All models are epoxy sealed HARDWARE HEX NUT LOCKWASHER PANEL GASKET 707100201 Nickel-plated 700302202 851D02000 15/32-32 UNS-2B THD 15.06 12.00 [0.593] [0.472] 14.17 [0.558] ACROSS FLATS 14.00 [0.551] 12.12 [0.477] 20.0° CHAMFER 2 SIDES 1[0.9.0878] 0[0.8.0935] 0[0.5.0321] 0[0.5.0622] Third Angle Projection Dimensions are shown: mm (inches) Specifications and dimensions subject to change www.ckswitches.com A-126