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5 Item(s)
  1. Beha-Amprobe TACH20 Digital Tachometer

    Digital Tachometer
    £247.95 excluding VAT £297.54 including VAT @ 20% Regular Price: £422.40
    • Rotational speed measurement
    • Surface speed measurement
    • Length measurement
  2. Martindale RT80 Optical Tachometer

    A non-contact tachometer for applications where direct contact RPM measurements are not possible.
    £104.95 excluding VAT £125.94 including VAT @ 20% Regular Price: £154.80
    • LCD Display
    • RPM Measurements
    • Min/Max/Average
  3. Extech HW30 Heatwatch Humidity Temperature Stopwatch

    The Extech HW30 is the ultimate stopwatch. Digital UP/DOWN timer displays Temperature, Humidity, and Heat Index make this the sports timer of choice.
    £32.75 excluding VAT £39.30 including VAT @ 20% Regular Price: £39.60
    • 10hr Countdown Timer
    • Calendar Mode
    • Fast/Slow/Average
  4. ATP Laser Optical Contact Tachometer DT-6236B

    An optical/contact tachometer for measuring speeds of rotating objects in RPM. High accuracy is achieved by combining CPU, photo electrical and laser techniques.
    £89.10 excluding VAT £106.92 including VAT @ 20% Regular Price: £118.80
    • 10hr Countdown Timer
  5. ATP TM-308 12MM Digit Stopwatch

    Housed in an impact resistant ABS case this stopwatch is easy to use for timing single events.
    £6.50 excluding VAT £7.80 including VAT @ 20%
    • 10hr Countdown Timer
    • 12/24hr View
    • Calendar Mode
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5 Item(s)


At ISS, you will only find the best brands of sound and light meters, as well as top of the range multipurpose thermometers. Whether you need to measure or monitor light, sound, airflow, temperature or microwave leakages, you’ll have no problem finding the right product at ISS. We also stock a massivbe range of air wind speed testers, vane and hood anemometers.

  • Full 30 Day Guarantee - if you are not satisfied with the product, simply return it to ISS and you will receive a full refund, no questions asked.
  • Only Brand New Equipment - at ISS we will not sell any testing equipment that has been used for demonstration purposes, nor refitted faulty equipment.
  • Help and Advice Line – just give our advice line a call to ensure you are purchasing the right equipment for your needs. All information and product guidance is free.
  • Delivery Options - Orders over £40 (exld vat) are delivered in 3-5 days free of charge at ISS, however when urgency is required you can purchase next day delivery.