PTR Hartmann

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1 Actuation force | Life time

2 Height incl. Knob (L)

3 Packing

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Ultra Low Profile 3.0 x 2.6 mm SMT, IP67


  • Very small, extremely low
  • Waterproof
  • High actuation force: 200gf
  • High lifetime: 300,000 cycles
  • Suitable for wearable devices and portable electronic products
  • Suitable for e-cigarettes or vaporizers

Fixation mode SMT 
Type horizontal 
Actuation direction vertical 
Length 3.0 mm
Width 2.6 mm
Travel 0.15 mm ± 0.05 mm
Perm. ambient temperature 30 °C ... +85 °C
Perm. storage temperature -20 °C ... +50 °C
Reflow soldering JDEC J-STD-020 E 
Degree of protection IP67 
Rating 12.0 VDC / 50mA 
Contact resistance < 500.0 mΩ
Insulation resistance > 100.0 MΩ
Test voltage 250.0 VAC / 1.0 min 
Housing LCP 
Pin plating Bronze, Ag plated 
Dome Stainless steel (SUS) 
Metal cover Stainless steel (SUS)