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  • Electrical Testing
    • Cable Location & Tracing
      • Cable Avoidance Tools
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  • Leaderman LDM-065 Unfused Multifunction Tester Test Lead Set Leaderman LDM-065 Unfused Multifunction Tester Test Lead Set
    • Sale!
      Leaderman LDM-065 Unfused Multifunction Tester Test Lead Set Leaderman LDM-065 Unfused Multifunction Tester Test Lead Set
    • Leaderman Test Leads
    • Leaderman LDM-065 Unfused Multifunction Tester Test Lead Set

    • £32.50 Original price was: £32.50.£20.00Current price is: £20.00. / £24.00 incl VAT
    • ⚡ High-quality silicone leads for superior flexibility, durability, and heat resistance. ⚡ Modular design with interchangeable probes and crocodile clips for versatile testing. ⚡ Fully compliant with IEC61010-031 and GS38 standards for enhanced safety. ⚡ 1000V CAT III/600V CAT IV rating for reliable use in high-voltage environments. ⚡ Includes 1.2 metre leads with 4mm connectors, probes, and fully insulated crocodile…
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  • Leaderman LDM-C115 Large Carry Case
    • Sale!
      Leaderman LDM-C115 Large Carry Case
    • Bags / Cases & Holsters
    • Leaderman LDM-C115 Large Carry Case

    • £15.00 Original price was: £15.00.£7.00Current price is: £7.00. / £8.40 incl VAT
    • ⚡ Spacious and durable: Accommodates a wide range of electrical testing equipment, including multimeters, loop testers, RCD testers, and more. ⚡ Tough fabric construction: Crafted from extremely tough and hard-wearing fabric material for long-lasting durability and protection. ⚡ Convenient organization: Features a zipper opening and additional interior pockets for easy storage and organization of tools and accessories. ⚡ Versatile carrying…
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  • Leaderman LDM-C15B Plain Voltage Tester Carry Case
    • Leaderman LDM-C15B Plain Voltage Tester Carry Case
    • Bags / Cases & Holsters
    • Leaderman LDM-C15B Plain Voltage Tester Carry Case

    • £7.00 / £8.40 incl VAT
    • ⚡ Durable fabric construction ensures longevity and toughness in demanding work conditions ⚡ Spacious interior dimensions (255 x 100 x 35mm) for storing various testing tools, including voltage testers and clamp meters ⚡ Zipper opening for easy access and secure tool storage ⚡ Interior pocket for organizing smaller accessories and maximizing storage efficiency ⚡ Backed by a 12-month guarantee for…
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  • Leaderman LDM-C25 Soft Carry Case
    • Sale!
      Leaderman LDM-C25 Soft Carry Case
    • Bags / Cases & Holsters
    • Leaderman LDM-C25 Soft Carry Case

    • £15.00 Original price was: £15.00.£7.00Current price is: £7.00. / £8.40 incl VAT
    • ⚡ Universal compatibility with most leading brands of multimeters, including KEWTECH, MARTINDALE, METREL, and FLUKE. ⚡ Ample internal space with measurements of 20 x 13 x 5 cm to securely hold and transport your multimeter and accessories. ⚡ Constructed from extremely tough and hard-wearing fabric material for superior durability and protection against impacts. ⚡ Convenient zipper opening allows for easy…
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  • Leaderman LDM-FAIL-250 PAT Testing Fail Labels (Roll of 250)
    • Sale!
      Leaderman LDM-FAIL-250 PAT Testing Fail Labels (Roll of 250)
    • PAT Labels & Pass/Fail Stickers
    • Leaderman LDM-FAIL-250 PAT Testing Fail Labels (Roll of 250)

    • £4.50 Original price was: £4.50.£2.50Current price is: £2.50. / £3.00 incl VAT
    • ⚡ Fail Labels Roll of 250 ⚡ Portable Appliance Testing Fail Labels: 250 per roll. ⚡ Size 50mm x 25mm.
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  • Leaderman LDM-MLD Professional Microwave Leakage Tester Detector with 100 Microwave Test Labels Leaderman LDM-MLD Professional Microwave Leakage Tester Detector with 100 Microwave Test Labels
    • Sale!
      Leaderman LDM-MLD Professional Microwave Leakage Tester Detector with 100 Microwave Test Labels Leaderman LDM-MLD Professional Microwave Leakage Tester Detector with 100 Microwave Test Labels
    • Microwave Leakage Testers
    • Leaderman LDM-MLD Professional Microwave Leakage Tester Detector with 100 Microwave Test Labels

    • £40.00 Original price was: £40.00.£20.00Current price is: £20.00. / £24.00 incl VAT
    •  Alarm sounds and red LED light flashes when microwave leakage is detected.  Large clear backlit LCD display for easy reading.  Microwave leakage detection 0 to 0.99mW/cm2. 12 Month Warranty ⚡ 100 Microwave test labels
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  • Leaderman LDM-PCT10 Lockout Tag Kit – Pack of 10 Lockout Tags with Pen & Case Leaderman LDM-PCT10 Lockout Tag Kit – Pack of 10 Lockout Tags with Pen & Case
    • Leaderman LDM-PCT10 Lockout Tag Kit – Pack of 10 Lockout Tags with Pen & Case Leaderman LDM-PCT10 Lockout Tag Kit – Pack of 10 Lockout Tags with Pen & Case
    • Lockout/Lockoff Kits
    • Leaderman LDM-PCT10 Lockout Tag Kit – Pack of 10 Lockout Tags with Pen & Case

    • £14.50 / £17.40 incl VAT
    • ⚡ Durable and reusable lockout tags made from waterproof and grease-resistant polyester laminate, built to withstand tough environments. ⚡ Writable surface for custom information, with a waterproof Faber-Castell pen and an eraser for easy updates. ⚡ Double-sided design, featuring "Do Not Operate" warnings on one side and space for essential details on the other. ⚡ Tags securely attach to lockout…
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  • Leaderman LDM-PL8 38mm Fully Insulated Padlock x5
    • Sale!
      Leaderman LDM-PL8 38mm Fully Insulated Padlock x5
    • Padlocks & Hasps
    • Leaderman LDM-PL8 38mm Fully Insulated Padlock x5

    • £32.50 Original price was: £32.50.£15.00Current price is: £15.00. / £18.00 incl VAT
    • ⚡️ Fully insulated padlocks for electrical isolation and safety ⚡️ Compact design (40mm x 45mm x 20mm) for versatile use ⚡️ Durable nylon shackle provides superior electrical insulation ⚡️ Includes "DANGER" and "PROPERTY OF" labels for clear hazard communication ⚡️ Shackle clearance of 19mm x 38mm with 6mm diameter for secure fit
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  • Leaderman LDM-ST200 Socket Tester Leaderman LDM-ST200 Socket Tester
    • Sale!
      Leaderman LDM-ST200 Socket Tester Leaderman LDM-ST200 Socket Tester
    • Socket Testers
    • Leaderman LDM-ST200 Socket Tester

    • £15.00 Original price was: £15.00.£7.50Current price is: £7.50. / £9.00 incl VAT
    • ⚡ Audible indication of wiring status ⚡ CE marked and approved conforms to all current UK safety standards (UK PLUG) ⚡ Double Insulated ⚡ Clear LED indication of wiring status. ⚡ Modern, ergonomic design with unique soft finger grip ⚡ Compact, durable-designed to safety standard BS EN 61010 ⚡ Vivid LEDs indicate a range of wiring conditions including Correct, missing Earth, Live/Earth Reverse,…
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  • Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 10) Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 10)
    • Sale!
      Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 10) Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 10)
    • Lockout Devices
    • Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 10)

    • £9.95 Original price was: £9.95.£4.97Current price is: £4.97. / £5.96 incl VAT
    • ⚡ Pack of 10 tags for comprehensive lockout procedures ⚡ Double-sided design for maximum visibility and usability ⚡ One side features clear "Do Not Operate" text and graphic ⚡ Reverse side includes space for writing lockout details ⚡ Reusable with specific erasable pens for sustainable use
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  • Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 20) Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 20)
    • Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 20) Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 20)
    • Lockout Devices
    • Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 20)

    • £16.60 / £19.92 incl VAT
    • Pack of 20 tags to meet diverse lockout needs Double-sided for enhanced visibility and functionality Clear "Do Not Operate" text and graphic on one side Writing space on the reverse side for lockout details Reusable with specific erasable pens for sustainability
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  • Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 5) Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 5)
    • Sale!
      Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 5) Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 5)
    • Lockout Devices
    • Leaderman LDM-TAG3 Double Sided Lock Out Tag Do Not Operate (Pack Of 5)

    • £4.95 Original price was: £4.95.£2.50Current price is: £2.50. / £3.00 incl VAT
    • ⚡ Pack of 5 tags for convenient lockout management ⚡ Double-sided design for enhanced visibility and usability ⚡ Clear "Do Not Operate" text and graphic for quick recognition ⚡ Writing space on the reverse side for lockout details ⚡ Reusable with specific erasable pens for long-lasting use
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  • Leaderman PAT Testing Pass Labels (Roll of 250)
    • Sale!
      Leaderman PAT Testing Pass Labels (Roll of 250)
    • PAT Labels & Pass/Fail Stickers
    • Leaderman PAT Testing Pass Labels (Roll of 250)

    • £4.50 Original price was: £4.50.£2.50Current price is: £2.50. / £3.00 incl VAT
    • The more you buy the cheaper they get ⚡ Please speak to us for extra Bulk Quantity Prices ⚡ Portable Appliance Testing PASS Labels: 250 per roll. ⚡ Size 50mm x 25mm. 
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  • Martindale HPAT425 Handheld PAT Tester Martindale HPAT425 Handheld PAT Tester
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      Martindale HPAT425 Handheld PAT Tester Martindale HPAT425 Handheld PAT Tester
    • PAT Testers
    • Martindale HPAT425 Handheld PAT Tester

    • £245.00 Original price was: £245.00.£215.00Current price is: £215.00. / £258.00 incl VAT
    • Handheld PAT tester for Class I, Class II & IEC lead testing Automatic one-button PASS / FAIL operation IT-safe 200mA earth bond testing Selectable 250V / 500V insulation testing Compact lightweight design with USB-C charging High-contrast greyscale display 2 year warranty
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  • Martindale HPAT550 Handheld PAT Tester Martindale HPAT550 Handheld PAT Tester
    • Sale!
      Martindale HPAT550 Handheld PAT Tester Martindale HPAT550 Handheld PAT Tester
    • PAT Testers
    • Martindale HPAT550 Handheld PAT Tester

    • £315.00 Original price was: £315.00.£275.00Current price is: £275.00. / £330.00 incl VAT
    • Lightweight & Portable: Easy to carry for on-site and routine PAT testing. One-Button Automatic Testing: Quick and simple operation with clear PASS/FAIL results. Selectable 250V/500V Insulation Testing: Safe for surge-protected devices and standard appliances. USB-C Fast Charging: Up to 1700 tests on a single charge, reducing downtime. Built-in Memory Storage: Save up to 100 results for easy record-keeping. Warranty 2-years
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  • Martindale HPAT650 Handheld PAT Tester Martindale HPAT650 Handheld PAT Tester
    • Sale!
      Martindale HPAT650 Handheld PAT Tester Martindale HPAT650 Handheld PAT Tester
    • PAT Testers
    • Martindale HPAT650 Handheld PAT Tester

    • £435.00 Original price was: £435.00.£375.00Current price is: £375.00. / £450.00 incl VAT
    • All-in-One Advanced Testing: Includes substitute leakage test, adjustable limits, and sequenced modes. Professional Memory Management: Store and recall up to 100 test results directly on screen. Selectable Test Limits: Perfect for testing long extension leads and custom appliances. Single or Sequenced Testing Modes: Flexible for both quick spot checks and full sequences. USB-C Rechargeable with Fast Charge: Stay powered longer…
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  • Megger RCDT330 RCD (Residual Current Device) Tester 50 – 280 V single phase plus backlight, auto-sequence & 2 wire leadset plus Prod- RCD testing and storage/download – BS1363 mains plug test lead  – English Megger RCDT330 RCD (Residual Current Device) Tester 50 – 280 V single phase plus backlight, auto-sequence & 2 wire leadset plus Prod- RCD testing and storage/download – BS1363 mains plug test lead  – English
    • Sale!
      Megger RCDT330 RCD (Residual Current Device) Tester 50 – 280 V single phase plus backlight, auto-sequence & 2 wire leadset plus Prod- RCD testing and storage/download – BS1363 mains plug test lead  – English Megger RCDT330 RCD (Residual Current Device) Tester 50 – 280 V single phase plus backlight, auto-sequence & 2 wire leadset plus Prod- RCD testing and storage/download – BS1363 mains plug test lead  – English
    • RCD Testers
    • Megger RCDT330 RCD (Residual Current Device) Tester 50 – 280 V single phase plus backlight, auto-sequence & 2 wire leadset plus Prod- RCD testing and storage/download – BS1363 mains plug test lead – English

    • £508.00 Original price was: £508.00.£480.00Current price is: £480.00. / £576.00 incl VAT
    • ⚡ The RCDT330 is a downloadable RCD tester with built-in memory ⚡ Supplied in a tough, rubber-armoured case with protective cover ⚡ 1/2I, I and 5I RCD trip time testing ⚡ Selective breaker and DC breaker compatible ⚡ Compatible with 30, 100, 300 and 500mA, 10mA/1A and programmable RCDs
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  • NICEIC CalCard Calibration Checkbox | Calibration Check Card
    • Sale!
      NICEIC CalCard Calibration Checkbox | Calibration Check Card
    • Calibration Checkboxes
    • NICEIC CalCard Calibration Checkbox | Calibration Check Card

    • £23.00 Original price was: £23.00.£16.00Current price is: £16.00. / £19.20 incl VAT
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  • Seaward Apollo 500+ Advanced PAT Tester with Optional Add-Ons (380A928) Seaward Apollo 500+ Advanced PAT Tester with Optional Add-Ons (380A928)
    • Sale!
      Seaward Apollo 500+ Advanced PAT Tester with Optional Add-Ons (380A928) Seaward Apollo 500+ Advanced PAT Tester with Optional Add-Ons (380A928)
    • PAT Testers
    • Seaward Apollo 500+ Advanced PAT Tester with Optional Add-Ons (380A928)

    • £1,260.00 Original price was: £1,260.00.£1,160.00Current price is: £1,160.00. / £1,392.00 incl VAT
    • The Seaward Apollo 500+ is a powerful, professional-grade downloadable PAT tester designed for fast, efficient, and fully traceable electrical safety testing. It offers a perfect balance of advanced features and ease of use, making it ideal for contractors, facilities teams, and organisations managing medium to large appliance volumes.
    • Select options
  • Seaward Apollo 600+ Advanced PAT Tester with Optional Add-Ons (380A926) Seaward Apollo 600+ Advanced PAT Tester with Optional Add-Ons (380A926)
    • Sale!
      Seaward Apollo 600+ Advanced PAT Tester with Optional Add-Ons (380A926) Seaward Apollo 600+ Advanced PAT Tester with Optional Add-Ons (380A926)
    • PAT Testers
    • Seaward Apollo 600+ Advanced PAT Tester with Optional Add-Ons (380A926)

    • £1,461.00 Original price was: £1,461.00.£1,261.00Current price is: £1,261.00. / £1,513.20 incl VAT
    • The Apollo 600+ is Seaward’s most advanced PAT tester, combining electrical safety testing with risk assessment tools, on-board camera, and cloud connectivity. Store up to 50,000 test records and 2,000 inspection images, making it ideal for high-volume compliance testing.
    • Select options
  • Seaward PV150+ Solar Installation Complete Test Kit (388A931) Seaward PV150+ Solar Installation Complete Test Kit (388A931)
    • Out of Stock
      Sale!
      Seaward PV150+ Solar Installation Complete Test Kit (388A931) Seaward PV150+ Solar Installation Complete Test Kit (388A931)
    • Solar PV Testers & Kits
    • Seaward PV150+ Solar Installation Complete Test Kit (388A931)

    • £1,430.00 Original price was: £1,430.00.£1,375.00Current price is: £1,375.00. / £1,650.00 incl VAT
    • ⚡ Carries out all electrical tests as required by MCS and IEC 62446 ⚡ Records irradiance & temperature while electrical testing is being conducted ⚡ Store and download up to 200 complete test records into certification software
    • Read more
  • Seaward PV150+ Solar Installation Tester, 1000V DC, 15A SCC & Insulation Test
    • Sale!
      Seaward PV150+ Solar Installation Tester, 1000V DC, 15A SCC & Insulation Test
    • Solar PV Testers & Kits
    • Seaward PV150+ Solar Installation Tester, 1000V DC, 15A SCC & Insulation Test

    • £1,327.00 Original price was: £1,327.00.£1,150.00Current price is: £1,150.00. / £1,380.00 incl VAT
    • ⚡ 2 Year Warranty ⚡ Improved capacitive-induced in-rush protection by a factor of 300% ⚡ Supports safe testing of energised PV arrays ⚡ Combines the PV commissioning tests required by IEC 62446
    • Add to basket
  • Seaward PV200 Solar PV Testing Complete Kit – 389A915 Seaward PV200 Solar PV Testing Complete Kit – 389A915
    • Sale!
      Seaward PV200 Solar PV Testing Complete Kit – 389A915 Seaward PV200 Solar PV Testing Complete Kit – 389A915
    • Solar PV Testers & Kits
    • Seaward PV200 Solar PV Testing Complete Kit – 389A915

    • £3,155.00 Original price was: £3,155.00.£2,785.00Current price is: £2,785.00. / £3,342.00 incl VAT
    • ⚡ Lightweight, handheld tester for comfortable use ⚡ Affordable, efficient comprehensive PV diagnostic tool ⚡ Easy to use - fast, push-button operation ⚡ All-in-one - performs all commissioning tests and IV-curve tracing in accordance with IEC 62446 and IEC 61829 ⚡ Test individual PV modules or strings
    • Add to basket
  • Seaward Test n Tag Elite-2 Bluetooth Printer (339A989) – For Apollo Series Testers
    • Sale!
      Seaward Test n Tag Elite-2 Bluetooth Printer (339A989) – For Apollo Series Testers
    • PAT Printers & Scanners
    • Seaward Test n Tag Elite-2 Bluetooth Printer (339A989) – For Apollo Series Testers

    • £1,381.00 Original price was: £1,381.00.£1,160.00Current price is: £1,160.00. / £1,392.00 incl VAT
    • Premium Bluetooth label printer for Seaward Apollo testers. Produces fast, high‑quality 52×74 mm PAT labels. Ideal for high‑volume testing environments.
    • Add to basket
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Testermans LTD
4 Regal Road,
Wisbech
Cambs, PE13 2RQ

  • 01945 738 112
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