OTTO TC Series

Keypad Modules, Self Contained, Sealed Switch module, Up to 5 Positions.

The OTTO TC Switch Module can be utilized in numerous applications that require a compact switch module and long life. At slightly over an inch in diameter, it can be used in a grip, front panel, or handheld device, just to name a few applications. It is available in either a top mount or rear mount.

OTTO  TC-3 and TC-4 Keypad Switch Modules.

  • Self-contained, sealed switch module with up to five positions that can be used in a grip, front panel or handheld device
  • Especially useful in cursor control or data entry applications
  • Incorporates keypad functionality within the very small footprint, at slightly over 1 in. (25.4 mm) in diameter
  • Standard or custom legends are available
  • Can be LED-backlit
  • Standard termination options include flying leads, ribbon cable (with or without AMP connector) and FFC (flexible flat cable)
  • Tested to 3 million cycles
  • Operating/storage temperature range of -40-85 C (-40-185 F)
  • Sealed to IP68S
  • Standard and custom legends available
  • Well suited for construction, agriculture, industrial, material handling, unmanned vehicle and medical applications


  • Specifications
    • + expand all
    • - collapse all


    Load 10-100mA Resistive -
    Operating Force 1.0 ± .5 lbs -
    Push Out Force 5 lbs. min. -
    Mechanical Life 3,000,000 cycles -


    Electrical Ratings 1-28Vdc @ sea level -


    Operating Temperature Range -40°C to +85°C -
    Seal IP68S -


    Housing PBT -
    Keypad Silicone Rubber -
    Terminal Hardware None provided -
    Mounting Hardware VHB tapbe -

    Features & Benefits

    Watertight to IP68S -
    Great for grips and panels -
    LED back light option -
    3 million cycle electrical life -
    5 termination styles -
    Standard and custom legends available -


    Construction -
    Agriculture -
    Industrial -
    Material Handling -
    Medical -
    - -
    - The TC-5 can be used in panel or grip applications and is especially useful in cursor control or data entry applications
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