S1821

Technical Characteristics

• Switch Actuating Force

  4.0 inch-ounces maximum

• Maximum Voltage Rating In Volts

  125.0 ac

• Actuator Height

  0.188 inches nominal

• Unthreaded Mounting Hole Diameter

  0.120 inches nominal

• Body Width

  0.562 inches nominal

• Actuator Diameter

  0.125 inches nominal

• Body Height

  0.812 inches nominal

• Terminal Type And Quantity

  3 tab, solder lug

• Inclosure Type

  fully inclosed

• Body Length

  1.062 inches nominal

• Hazardous Locations/Environmental Protection

  moisture resistant

• Center To Center Distance Between Mounting Facilities Parallel To Height

  0.500 inches nominal

• Center To Center Distance Between Mounting Facilities Parallel To Length

  0.750 inches nominal

• Actuator Style

  round

• Switch Release Force

  1.5 inch-ounces minimum

• Body Style

  hole mounted

• Mounting Method

  unthreaded hole

• Nonpile-Up Contact Arrangement

  1 pole, double throw, one position momentary single switch unit

• Contact Load Current Rating At Maximum Rated Voltage

  250.000 milliamperes resistive ac

• Case Material

  plastic

• Actuator Movement

  30.0 pretravel degrees maximum and 18.0 overtravel degrees minimum and 8.0 differential degrees nominal