Wacom STU-430 Signature Pad

Item No. STU-430

Ideal for any signing environment, the Wacom STU-430 signature pad is a versatile, full-featured, monochrome signature pad with a new thin design and a low-profile surface. The 4.5’’ LCD screen is large enough to capture longer signatures, as well as to accommodate soft buttons in addition to the signature area.


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  • Practical electronic signature capture via the 4.5-inch monochrome, reflective LCD display that easily accommodates larger handwritten electronic signatures, as well as soft buttons
  • Biometrically accurate electronic signatures using the digital pen with 1024 levels of pressure sensitivity
  • Low maintenance effort and costs through the use of Wacom’s patented electro-magnetic resonance (EMR) technology and battery-free digital pen
  • Outstanding durability via the scratch-resistant hardened cover glass, proven during testing to capture 500,000 electronic signatures with no surface wear
  • Secure transactions enabled by stateof- the-art AES256 / RSA2048 encryption
  • Secure PC connections via the integrated digital pen holder/USB cable lock combination, providing a dedicated area to place the pen when not in use, and a USB lock to prevent accidental disconnection of the USB cable
  • Enhanced signature traceability through a UID (Unique hardware ID) for identifying the exact signature pad unit used for a particular signature
  • Enhanced device security with built-in Kensington® Security Slot


General Specifications

  • Dimensions (W x H x D): 6.35 x 6.86 x 0.42 inches / 162 x 174 x 11 mm
  • Weight (including stand): 0.62 lbs / 279 g
  • Main Body Color: Gray
  • Power supply: Via USB, no additional power adapter required
  • Power consumption: 1.0 W maximum
  • Communication interface: USB

LCD Display

  • Display Type: F-STN Positive Reflective
  • Cover Plate Surface: Tempered Glass
  • Native Resolution: 320 x 200 pixels

Pad and Pen

  • Reading Technology: Electromagenetic Resonance (EMR)
  • Active area size:  3.77 x 2.36 inches / 96 x 60 mm
  • Coordinate resolution: 2540 lpi / 0.01 mm/pt (non-interpolated)
  • Coordinate accuracy: ±0.02 inches / ±0.5 mm (center)
  • Report Rate: 200 points per second (non-interpolated)
  • Pressure Levels: 1024 (non-interpolated)
  • Encryption: AES256 / RSA2048
  • AES256 / RSA2048


  • Pen Storage: Pen tray
  • Connectivity security: USB cable locking system
  • Data security: Real time signature capture without internal pad memory
  • Security lock slot: Kensington
  • Operating temperature, relative humidity: +41° F to +104° F (+5° C to +40° C), (humidity 30 % to 80 % RH, no condensing)
  • Storage temperature, relative humidity: -4° F to +140° F (-20° C to +60° C), (humidity 30% to 90% RH, no condensing)
  • Signature software compatibility: 
    • Compatible with Windows signature / eSign
      software and Wacom´s sign pro PDF and sign pro
      PDF Plug-in for Adobe Acrobat.
    • For Windows, C++, .Net and Java development libraries available for
  • Package content: Signature pad, cordless and battery-free pen, USB cable (9.84 ft / 3 m), quick start guide, pen tether (nylon fiber, 19.7 inch / 50 cm)

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