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Calibration Checkboxes

  • Kewtech FC2000 Calibration Check Box
    Usually Ships In 3 to 5 Business Days

    Kewtech FC2000 Calibration Check Box

    • Facilitates accurate validation of electrical test meters.
    • Includes 12 test points for comprehensive coverage.
    • Offers a quick and easy self-calibration process.
  • Megger MTB7671/2 Calibration Checkbox
    Usually Ships In 6 to 13 Business Days

    Megger MTB7671/2 Calibration Checkbox

    £410.55 (ex VAT)
    £492.66 (inc VAT)
    • Ensures compliance with BS7671 and BS EN 61557 standards
    • Tests insulation, continuity, loop, PFC, and RCD functions
    • Provides clear Pass/Fail indications for test accuracy
    • Works with all testers for Part P certification verification
  • Metrel CS2099 EuroCheck Calibration Checkbox
    Usually Ships In 6 to 13 Business Days

    Metrel CS2099 EuroCheck Calibration Checkbox

    £426.00 (ex VAT)
    £511.20 (inc VAT)
    • Ensures accuracy of multifunction testers
    • Includes calibration certificate and carry case
    • Cost-effective with extended calibration intervals
    • Compatible with various tester brands
    This product has multiple variants. The options may be chosen on the product page
  • Seaward PAT Checkbox 227A910
    Usually Ships In 6 to 13 Business Days

    Seaward PAT Checkbox 227A910

    £274.00 (ex VAT)
    £328.80 (inc VAT)
    • Provides a simple and quick means of checking the calibration of Seaward PAT's.
    • Can check all portable appliance testers in the Seaward range.
    • Provides an immediate indication of the accuracy of the instrument.
    This product has multiple variants. The options may be chosen on the product page
  • Seaward Powercheck 1557 Calibration Checkbox
    Usually Ships In 6 to 13 Business Days

    Seaward Powercheck 1557 Calibration Checkbox

    £525.00 (ex VAT)
    £630.00 (inc VAT)
    • Multi-function calibration for testing instruments
    • BS 7671, EN 61557, NICEIC, and NAPIT compliant
    • Protective carrying case for robust field use
    • Verifies flash, RCD, and continuity tests
  • Socket & See CB400 Non-Trip Installation Calibration Checkbox
    In Stock - Express Delivery Available

    Socket & See CB400 Non-Trip Installation Calibration Checkbox

    £277.90 (ex VAT)
    £333.48 (inc VAT)
    • Non-trip RCD testing method
    • Continually validate your instruments through regular self-calibration checks
    • Reduces expensive calibration costs
    • Null facility to remove lead resistance
  • Socket & See IRC CHECK Calibration Checkbox
    In Stock - Express Delivery Available

    Socket & See IRC CHECK Calibration Checkbox

    £43.40 (ex VAT)
    £52.08 (inc VAT)
    • Ensures accurate insulation and continuity testing on-site
    • Uses high-quality 2% resistors for reliable calibration
    • Compatible with most multifunction testers via 4mm terminals
    • Compact and robust design for easy storage in tool bags

Calibration Checkboxes

Our Calibration Checkboxes enable you to verify the accuracy of your electrical test equipment quickly and easily, in between calibration ‘due’ dates. Essentially, calibration checkboxes are testers that are used to test test instruments!

Whether you simply need to verify dead test functions, such as insulation resistance and continuity readings, or live test instruments including loop impedance and RCD time/current measurements, Test4Less have a solution for you! We stock calibration checkboxes from Megger, Seaward and Socket & See, and are checkboxes are available from just £249 excl. VAT.