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  • Stopwatch range guide

Wharton large digital stopwatch and count-up/count-down timer solutions

We have many product options with a programmable stopwatch and count-down timing capability for manual or automatic control to meet your large stopwatch, programmable timer or up/down counter requirement.

Wharton digital clocks and calendar clocks with multi function stopwatch and up-down counter functions

All 4000 series digital clocks and 4500 series calendar clocks have standard stopwatch and programmable countdown timer functions

7m - 100m (20' - 300')         20 - 220mm (0.8" - 8.7") digits

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Wharton world time zone wall clock range

You can specify your 4700 series digital time zone wall clock with a user-configurable 4 or 6 digit stopwatch/timer display option and either printed or illuminated zone location legends

7m - 60m (20' - 180')          20 - 220mm (0.8" - 8.7") digits

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Wharton clock-stopwatch unit with digital clock and one or two independed stopwatch timer displays with red, yellow, green or blue digits

4011 series digital clock and stopwatch with one or two stopwatch displays in addition to a continuously running display of time-of-day.

20m - (60')          50mm (2") digits

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Wharton world time zone wall clock range

Custom-built multi-timer/stopwatch systems with NTP Ethernet networked control and up to 10 displays, each with an independent timing channel. Many digit size, colour and hardware options.

Please contact our technical support team with your requirements for further advice and information.

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Basic digital display function options using the standard IR control handset:

  • Display stopwatch time only
  • Display freely switchable between clock and stopwatch time

Programmable stopwatch display resolution

  • Function A for six-digit time displays
    - stopwatch shows minutes, seconds and 1/100th seconds - 00:00.00
  • Function A for four-digit time displays
    - stopwatch shows minutes and seconds - 00:00
  • Function B for six-digit time displays models
    - stopwatch shows hours, minutes and seconds - 00:00:00
  • Function B for four-digit time displays
    - stopwatch shows hours and minutes - 00:00
  • Function C for six-digit time displays
    - stopwatch shows minutes, seconds and 1/100th seconds - 00:00.00
    - and then hours, minutes and seconds when the count reaches one hour
  • Function C for four-digit time displays
    - stopwatch shows minutes and seconds - 00:00
    - and then hours and minutes when the count reaches one hour
  • Function D for six-digit time displays
    - stopwatch shows cumulative minutes (to 99 99) and seconds - 00 00:00
  • Function D for four-digit time displays
    - stopwatch shows cumulative minutes (to 99 99) - 00 00

Programmable stopwatch count direction settings:

  • Count up from zero.
  • Count down from a pre-programmed start-time (99 hr, 59 min and 59 sec limit) and then stop at zero.
  • Count down from a pre-programmed start-time and then up through zero.
  • Continuous countdown from pre-programmed (99hr, 59 min and 59 sec maximum) start-time which automatically restarts when the count reaches zero.

Programmable start/stop and hold switch action:

  • Start - stop - start - stop without hold function.
  • Start - stop - start - stop with accumulative split times.
  • Start - stop - start - stop with incremental split times.
  • Start - stop - start - stop, alternate hold actions display incremental split time and rejoins accumulating count.

Stopwatch operation using external, voltage free, switch contacts - E and NE versions only:

  • You can configure E and NE version clocks to perform a range of stopwatch functions and actions after hard-wired connection to your voltage free, external switch contact pairs.
  • Please enquire for advice on your specific or special applications and requirements.

Multi-display network opertion - NE versions only:

  • Using the network stopwatch mode the master unit display can be mirrored to one or more secondary displays.
  • Wharton Electronics Limited has manufactured precision electronic timekeeping equipment since 1975. Our products are in use in over 190 countries and territories.
  • Wharton products have an unrivalled reputation for quality and dependability. See our google reviews for more.
  • Unrivalled free product lifetime technical support with unlimited advice and information to the original user for the life of the digital clock. Many previous models are still in service more than 15 years after first supply.
  • All Wharton digital clock products are designed, manufactured and tested to International Quality and Performance Standards. 4000SE Range digital clocks are approved for London Underground applications and also has Network Rail Infrastructure approval (PA05/03968).

What other people say:

We would gladly recommend Wharton clocks to any customers who are looking for an accurate timing solution for their business.

Dean Zhu | Shanghai Shouee Technology Co. Ltd

The very large range of products allows us to answer to almost any request, and they even can study and make some specific executions if really needed. The technical support always get the answer and is easy to join through phone or email

François Huchez | Horloges Huchez, France