Industrial Sample Kit 23 Switches for Tough Environments Dependability is required for switches to withstand rugged environments, and NKK consistently delivers. Our customers can trust our reliable switch solutions for punishing applications. We have a variety of power levels from 3A to 50A with ratings between IP50 to IP68. Additionally, we offer a vast selection of switch accessories to further guard against harsh conditions. Some of our application fields where industrial and IP-rated switches are required include construction, military, transportation and medical. Many of these devices are further enhanced with NKKs value added services. These include laser etching, screen and pad printing, custom wire harness and cable assembly. Contact our team of expert engineers and they can assist in designing a perfect solution for your application. SCB15S10D-4CA SNAP SWITCH PUSHBUTTON Characteristics & Specifications SCB Series Long Life Standard Size Pushbutton 1 Resistive Load: 10A & 3 HP 125/250V AC Lamp Load: 5A 125V AC Rugged steel housing Round Red cap and Black shroud Contact Resistance: 15 milliohms max Long life 10A rating Insulation Resistance: 100 megohms min 500V DC Solder lug terminals Dielectric Strength: 1,000V AC min between contacts for 1 minute min 1,500V AC min between contacts & case for 1 minute min Maximum effective panel thickness: .157 (4.0mm) Mechanical Life: 5,000,000 operations min Standard hardware provided with cap: lockwasher and hex mounting nut Electrical Life: 50,000 operations min Variety of cap and shroud color options Travel: Pretravel .047 (1.19mm) Overtravel .040 (1.01mm) Differential .011 (0.27mm) Operating Temperature Range: 40C ~ +85C (40F ~ +185F) WR11AF/CUL ENVIRONMENTALLY SEALED ROCKER Characteristics & Specifications WR Series with IP60 & IP67 Rated Rocker Power Level: 15A 125/250V AC Contact Resistance: 10 milliohms max Meets IP67 of IEC60529 Standards at front panel (dust tight and water protected for temporary immersion). Behind Insulation Resistance: 200 megohms min 500V DC panel is dust tight and rated IP60. Dielectric Strength: 1,250V AC min between contacts for 1 minute min Black rocker and .250 (6.35mm) quick connect terminals 3,750V AC min between contacts & case for 1 minute min Single unit construction of flange and outer housing adds Mechanical Life: 30,000 operations min protection against environmental elements Electrical Life: 15,000 operations min Contact mechanism designed for breaking light welds Angle of Throw: 24 Minimal contact bounce achieved with specially designed Operating Temperature Range: 25C ~ +85C (13F ~ +185F) interlocked switching mechanism Heat resistant resin used for outer housing and inner case meets UL94V-0 flammability standard and provides high arc and tracking resistance www.nkkswitches.com 1 02/2019Industrial Sample Kit 23 JWL21RA1A/UCV HIGH INRUSH 16 AMP ROCKER Characteristics & Specifications JW Series Molded Rocker with TV-8 Rating Power Level: 16A 125/250V AC Horizontally oriented international ON-OFF symbols Contact Resistance: 20 milliohms max inscribed on Black cap Insulation Resistance: 1,000 megohms min 500V DC Industrys first molded rocker with TV rating, certified for TV-8 Dielectric Strength: 2,000V AC min between contacts for 1 minute min 4,000V AC min between contacts & case for 1 minute min Designed to handle large inrush current, with high electrical capacity of 16 Amps Mechanical Life: 25,000 operations min Solder lug/quick connect .187 (4.75mm) terminals may be Electrical Life: 25,000 operations min used with connector Nominal Operating Force: 10.0N Prominent external insulating barriers increase insulation Angle of Throw: 26 resistance and dielectric strength Operating Temperature Range: 25C ~ +70C (13F ~ +158F) Dust resistant construction with interior cover between actuator and contact area WB12T-DA ENVIRONMENTALLY SEALED PUSHBUTTON Characteristics & Specifications WB Series with IP60 & IP67 Rated Pushbutton Power Level: 6A 125V AC or 3A 250V AC Contact Resistance: 10 milliohms max Meets IP67 of IEC60529 Standards at front panel (dust tight and water protected for temporary immersion). Behind Insulation Resistance: 200 megohms min 500V DC panel is dust tight and rated IP60 Dielectric Strength: 1,500V AC min for 1 minute min .520 (13.2mm) diameter Black cap Mechanical Life: 30,000 operations min Screw lug terminals Electrical Life: 15,000 operations min Single unit construction of bushing and case contributes Total Travel: .177 (4.5mm) added protection against environmental elements Operating Temperature Range: 30C ~ +70C (22F ~ +158F) Minimal contact bounce with specially designed interlocked switching mechanism Outer housing of heat resistant resin meets UL94V-0 flamma- bility standard and provides high arc and tracking resistance UB15SKW035F-JB LOW PROFILE PUSHBUTTON Characteristics & Specifications UB Series Illuminated Pushbutton Power Level: 5A 125/250V AC Contact Resistance: 50 milliohms max Bright Green LED distributes uniform illumination Square PCB mount and epoxy-sealed, straight PC terminals Insulation Resistance: 200 megohms min 500V DC Combination of PCB mountability and short body lends Dielectric Strength: 1,000V AC min between contacts for 1 minute min 1,500V AC min between contacts & case for 1 minute min advantage to compact applications Snap-acting contact mechanism provides sensitive actuation Mechanical Life: 1,000,000 operations min with audible feedback quick-make, quick-break feature Electrical Life: 10,000 operations min limits arcing and prolongs electrical life Nominal Operating Force: 1.9N Latchdown mechanism, independent of switching mecha- Travel: Pretravel .067 (1.7mm) Overtravel .024 (0.6mm) nism, gives visible and tactile indication of circuit status Total Travel .091 (2.3mm) Printing services available for custom legends Operating Temperature Range: 25C ~ +50C (13F ~ +122F) www.nkkswitches.com 2