PB300 Series Pushbutton Switch

E-Switch's PB300 series pushbutton switch features a high actuation force

Image of E-Switch's PB300 Series Pushbutton Switch E-Switch's PB300 is a momentary pushbutton switch that is PCB-mounted and has a long travel of 2 mm. The user can choose between a single-pole, single-throw switch, or a single-pole, double-throw, double-action switch. Its key feature is the double-action of the double-throw switch; the user presses the switch mid-travel and it actuates then continues pressing it for another actuation at full travel. The actuation force of the first position is 600 g and the actuation of the next position is 1150 g. This pushbutton switch also offers a smooth tactile response.

These features allow the PB300 to be used across a wide variety of applications and operating conditions.

  • SPST or SPDT/double-action
  • Double-action: first circuit closes mid travel, second at full travel
  • High actuation force
  • Tactile response
  • Long travel: 2.0 mm
  • Electrical rating: 0.3 A at 28 VDC
  • Electrical life: 20,000 cycles
  • Contact resistance: 50 mΩ (max.) initial
  • Insulation resistance: 10 GΩ (min.) at 1000 VDC
  • Dielectric strength: 500 VAC for 1 minute
  • Operating temperature: -40°C to +95°C
  • Storage temperature: -40°C to +95°C
  • Full travel: 2.0 mm
  • Contact arrangement: SPST or SPDA
  • Actuation force: ST: 490 g
  • DT first position: 600 g
  • DT second position: 1150 g

PB300 Series Pushbutton Switches

ImageManufacturer Part NumberDescriptionMounting TypeAvailable QuantityView Details
SWITCH PUSH SPST-NO 0.3A 28VPB300STQSWITCH PUSH SPST-NO 0.3A 28VThrough Hole1599 - ImmediateView Details
SWITCH PUSHBUTTON SPDT 0.3A 28VPB300DTQSWITCH PUSHBUTTON SPDT 0.3A 28VThrough Hole1686 - ImmediateView Details
Published: 2016-08-18