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This Multifunctional Rotary Encoder Switch has a central Push Button with a momentary function. It features 360° rotation and dual/RGB ring LED illumination. Custom markings are available.

Key Features:

  • Ø 25mm panel cut out
  • 360° Rotation
  • Rotary encoder switch with centre button
  • Momentary function
  • IP65 rated (front)
  • 10mA @ 5V DC(push)0.5mA @ 5V DC(rotation)
  • Ring LED Illumination
  • Dual/RGB LED Illumination
  • Custom markings available


IP Rating



Multi-Colour LED Options



SF25BA Series Specification


Resolution 24 pulses/360°
Circuit SPST (push)
Current rating 0.5mA (rotation)

10mA (push)

Voltage rating 500mOmh max. (initial) for push
Contact resistance 500mOhm max(initial)
Insulation resistance 100Mohm min
Operating force Rotation max. 30~200gf.cm

Push max. 450gf+200gf

Switching stroke 0.5(+0/-0.3)mm
Mechanical life Rotation- 30,000 operations

Push- 20,000 operations

Operating temperature -10deg.C~+70deg.C

SF25BA Series Materials


Housing Polyamide (PA)
Cap Polycarbonate (PC)
Waterproof part Silicone rubber
Nuts Polyamide (PA)
Washer Rubber

Drawing of SF25BA Multifunctional Rotary Encoder with central Push Button, 360 rotation, rjs electronics ltd

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