IP40 Black Button Tactile Switch, Single Pole Single Throw (SPST) 50 mA 1.7mm Surface Mount

  • RS Stock No. 135-9382
  • Mfr. Part No. PTS840 GKP SMTR LFS
  • Manufacturer C & K
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): CN
Product Details

C&K PTS840 Series Tactile Switches

From C & K Switches, a range of Micro-miniature side actuated SMT tactile switches. The compact PTS840 series of switches have a 3.5 x 3.55 mm footprint making them ideal for applications where PCB board space is limited. These tactile switches are available with rectangular side actuated buttons. The IP40 switches in the PTS840 family have a momentary function with SPST-NO silver plated Gullwing or front PIP SMT terminations.

Features and Benefits

• IP40
• 3.5 x 3.55 mm footprint
• ESD pin option
• Silver plated contacts
• Front PIP leads options for strong shear resistance


• Remote controls
• Nomad devices
• Consumer electronics
• Personal health diagnostics


Attribute Value
Contact Configuration Single Pole Single Throw (SPST)
Terminal Type Gull Wing
Switch Operation Momentary
Actuator Length 1.7mm
Actuator Colour Black
Actuator Type Button
Length 3.5mm
Width 3.55mm
Dimensions 3.55 x 3.5mm
Mounting Type Surface Mount
Contact Current Rating 50 mA
IP Rating IP40
Operating Force 220 gf
Minimum Operating Temperature -40°C
Maximum Operating Temperature +85°C
Contact Material Silver Plated
Operating Temperature Range -40 → +85°C
Voltage Rating 12V dc
3140 In stock for delivery within 5 working day(s) (Global Stock)
Price (ex. GST) Each (In a Pack of 20)
$ 0.505
(exc. GST)
$ 0.555
(inc. GST)
Per unit
Per Pack*
20 - 80
100 - 180
200 - 480
500 +
*price indicative
Packaging Options:
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