TrackBall TBS50F2


In stock

The 50mm Series anti-vandal trackball assembly is a high specification module designed for the most demanding industrial environments.

Direct plug compatible to PS/2 and serial mouse ports. Sealing IP65 static.



The assembly incorporates the already well-established 50mm Series trackball into a brushed stainless steel plate which is designed to be installed into a user interface panel via four welded studs.

The trackball is manufactured using high grade stainless steel and plastic componentsand provides a smooth running solution for applications where precise cursor tracking is required at all times.

The trackball also incorporates the latest floating sealing technology which provides IP65 sealing and ensures many years of reliable cursor control for industrial applications.


The assembly can be configured to provide various connection formats including USB & PS/2 (auto-select) and SUN Systems. Please contact your local sales representative for alternative connection formats (e.g. TTL Quadrature).


In addition, the stainless steel panel features three sealed switches with a brushed stainless steel finish that provide the conventional left, middle, and right switch functionality.


Each module is shipped with a 3 metre USB cable, a USB to PS/2 adapter, and a sealing gasket.



  •          316 brushed stainless steel plate with integrated trackball
  •          Three integrated switches
  •          Sealing up to IP65 (BS EN 60529)
  •          Outputs: USB& PS/2 (auto-select) or SUN Systems
  •          Smooth operation in rugged environments
  •          Mechanical tracking engine – high grade stainless steel shaft and bearings
  •          Various ball colours/materials available
  •          VX3™ – integrated zoom feature for scroll wheel functionality




  •          Industrial control panels
  •          Military/Marine/Medical user interface panels
  •          Public access kiosks
  •          OEM custom solutions available




4.1 Mechanical

Weight ~460 grams (phenolic/polyester ball)
  ~890 (stainless steel ball)
Ball size Ø50.8mm (2”)
Ball material Phenolic/polyester or AISI 440 stainless steel
Tracking force 30-100 grams
Mounting position Horizontal to 60°
Ball load 200N (20Kg) maximum downward pressure for 2 minutes @ 20°C
Tracking engine Dual channel photo-interrupters
Mounting plate material 316 brushed stainless steel
Trackball housing material Glass filled ABS, Black
Sealing material PTFE composite (qualified @ 25°C static)


4.2 Electrical

Protocol USB& PS/2 (auto-select) or SUN Systems (see section 10 for ordering code details)
Supply voltage 4.4V to 5.25V D.C.
Supply current 20mA typical, 25mA maximum
Resolution 620 counts per ball revolution  – linear tracking mode
Output connector 10 Way, right-angled JST header, part no: S10B-PH-SM3-TB
Mating output connector 10 Way JST connector, part no: PH, CR or KR types (e.g. PHR-10)
Integrated switches 3 x anti-vandal switches providing left, middle, and right button functionality

4.3 Environmental

Operating temperature 0°C to +55°C (IEC 60068-2-1, IEC60068-2-2)
Storage temperature -40°C to + 85 °C (IEC 60068-2-1, IEC60068-2-2)
Operating humidity 93% RH @ 40°C, non-condensing (IEC 60068-2-78)
Storage humidity 10%-95% RH, non-condensing (IEC 60068-2-78)
Vibration 5g, 10-500Hz, 1 octave/min, 10 sweep cycles (IEC 60068-2-6)
Operating Shock 15g/11ms, ½ sine, 3 shocks in +ve and –ve direction, all 3 axes (IEC 60068-2-27)
Mechanical lifetime 1 million ball revolutions
Impact 10 Joules
MTBF in excess of 80,000 hours (MIL-STD-217F)
ESD 15kV air-discharge and 8kV contact discharge (IEC 61000-4-2)
EMC Radiated immunity – limits according to level 3 of IEC 61000-4-3
  Radiated emissions to EN55022 class B
Sealing capability IP65 (BS EN 60529)
4.4 Electrical Compatibility
The 50mm Series trackballs have been tested for compatibility with the following operating systems


Windows 95
Windows 98
Windows 2000
Windows ME
Windows NT4
Windows XP
Windows Vista
Windows 7
Redhat Linux
Fully compliant with USB 1.1 framework (chapter 9) and HID specifications


Smaller and lighter duty units are available in 38mm and 25 mm.

Lead time is 4-6 weeksccc


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