Kewtech KT77 PAT Tester

  • Fully test to IEE requirements with this robust PAT Tester.
  • Download results and transfer to a PC using supplied USB stick.
  • QWERTY keyboard for fast and accurate data entry.

rrp £1,295.00

now £695.00 (Ex. VAT) £834.00 (Inc. VAT)

rrp £1,295.00

Unfortunately the Kewtech KT77 PAT Tester is no longer available for purchase. Please contact us on 0113 248 99 66 for help selecting an alternative.

Please select a free gift below.

"Dual voltage, downloadable appliance tester"

  • Description

    Kewtech KT77 Downloadable PAT Tester

    **Unfortunately the Kewtech KT77 PAT Tester is no longer available for purchase. Please contact us on 0113 248 99 66 for help selecting an alternative**

    The Kewtech KT77 PAT Tester is the a new, top of the range portable appliance tester from Kewtech. The comprehensive KT77 is a simple to use dual voltage PAT tester suitable for use on Class 1 and Class 2 appliances including both 230V domestic and 110V industrial appliances.

    Kewtech KT 77 Features:

    • Tests both 230V & 110V appliances
    • Programmable test sequences
    • Rapid data capture with QWERTY keyboard
    • Downloadable results
    • 100mA, 10A & 25A Continuity test
    • 250V & 500V Insulation test
    • Earth, substitute & touch leakage tests
    • Extension & IEC lead testing
    • Calibrated earth bond
    • Adjustable pass and fail limits

    The KT77 is a downloadable tester with a full QWERTY keyboard allowing rapid data entry for documenting and recording test results. It is suitable for both beginner and advanced PAT testing engineers with the novice mode help screens to guide you through the testing process. The advanced mode enables maximum productivity to be achieved. Once you have all the test results you require these can then be transferred to a PC via USB stick or cable for further analysis and certification. Although this tester is capable of downloading results, it can also be operated in manual mode with automatic test sequences on hand to ensure IEE compliance. The Kewtech KT 77 professional PAT tester enables full compliance with the latest edition of the IEE Code of Practice, including 250V and 500V insulation testing, and within the lid a quick PAT testing reference guide is provided which outlines permitted minimum and maximum values.

  • Specification

    Earth Continuity

    High current

    • Range: 0.04 to 19.99Ω
    • Resolution: 0.01Ω
    • Accuracy: ±(5% + 2 digits)
    • Test current: 10A or 25A into SC load
    • Test voltage: 6V nominal (no load)

    Low current (IT equipment)

    • Range: 0.04 to 19.99Ω
    • Resolution: 0.01Ω
    • Accuracy: ±(5% + 2 digits) to 5.00Ω
    • Test current: 100mA into S/C load
    • Test voltage: 100mV nominal (no load)


    • Test voltage: 500V or 250V DC nominal
    • Range: 0.10 to 19.99MΩ
    • Resolution: 0.01MΩ (<100MΩ)
    • Accuracy: ±(5% +2 digits) 0.1 - 20MΩ
    • Test current: <2mA

    Substitute Leakage Current

    • Display Range: 0.1mA to 20.0mA
    • Resolution: 0.01mA
    • Accuracy: ±(10% +2 digits) 1.00-20mA
    • Test voltage: 40V AC

    Earth Leakage Current

    • Range: 0.1mA to 10.0mA
    • Resolution: 0.01mA
    • Accuracy: ±(5% + 2 digits)
    • Test voltage: Mains voltage 50Hz AC

    Touch Leakage Current

    • Display Range: 1mA to 2.0mA
    • Resolution: 0.01mA
    • Accuracy: ±(10% + 2 digits)

    Extension Lead/IEC Lead Test

    • Earth continuity, insulation resistance as above
    • Detects Open, Short, Good, Reversed

    Powered Tests

    • Voltage: 230 or 110V
    • Load: 0 – 4.0KVA
    • Measured voltage: 0 – 300V
    • Supply Voltage: 230V
    • Max Output: 16A
  • Supplied Accessories

    • Kewtech KT77 Portable Appliance Tester
    • FREE 500 Pass Labels
    • FREE 200 Fail Labels
    • IEC mains cord
    • Test lead
    • USB Stick
    • Instruction Manual
    • Quick reference guide
    • Calibration Certificate
  • Product Questions

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  • Reviews

    Review by Haydn Croft (Posted on 02/04/2014)
    This tester is a bit on the heavy side, but does appear bomb proof due to its protective case which doesn't show the dirt.
    Used Kewtech before and have been impressed with their reliability, so got this one. So far so good!

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  • Delivery Information

    At we understand the importance of a reliable delivery service when shopping online. Especially when the goods are often essential to your working day. If your goods are required by a certain date please feel free to contact us for an honest and realistic indication whether this can be met.

    We use DPD/Interlink for all larger items and Royal Mail for smaller items and accessories. With DPD/Interlink you will receive a 1 hour delivery window on the day of delivery via e-mail/text so you will not have to wait around all day. We also offer delivery options for goods required urgently on certain products, all which are sent by DPD/Interlink on a fully traceable and manageable service.

    Our charges for UK deliveries:

    • FREE Delivery (on select products only): typically 3-5 working days*
    • Standard Delivery at £4.95: 2-3 working days
    • Next Working Day Delivery (on select products only) at £7.50
    • Pre-Noon Next Working Day Delivery (on select products only) at £9.50*
    • Pre-10.30am Next Working Day Delivery (on select products only) at £18.50*
    • Saturday Pre-Noon Delivery (on select products only) at £14.50*
    • Sunday Pre-Noon Delivery (on select products only) at £14.50*

    *UK mainland only

    NOTE! For next working day or Saturday/Sunday delivery options the order MUST be placed no later than 3pm on the working day before delivery is required. After 3pm, please arrange with our staff before selecting a priority delivery service. Priority services are available to UK mainland residents only.

    Customers outside the UK: exports to many countries all over the world. Prices for shipping vary on location and weight/dimensions. Costs are calculated for certain countries at the checkout. If your country is not included in this list please e-mail with your name, address and the items you would like to order for an accurate shipping quote.