£386.76

This is the most expensive it has ever been. Walk away.

£387 today · previous high £387 · all-time low £320

Kewtech KT400DL Loop Impedance & PSC/PFC Tester High Resolution 0.001Ω, No Trip & High Current L–E/L–N Testing AC Voltage, Polarity Warning LED, Includes Mains Lead & Case

Amazon

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 45 days · 45 data points (no recent data)

Historical
Generating forecast…
£386.76 £313.34 £329.35 £345.38 £361.40 £377.41 £393.44 23 July 2026 03 August 2026 14 August 2026 25 August 2026 05 September 2026
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Black, LT400

Price data last checked 46 day(s) ago - refreshing...

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Price Distribution

Price distribution over 45 days • 5 price levels

Days at Price
Current Price
16 days 8 days 11 days 6 days 4 days · current 0 4 8 12 16 £320 £365 £371 £377 £387 Days at Price

Price Analysis

Most common price: £320 (16 days, 35.6%)

Price range: £320 - £387

Price levels: 5 different prices over 45 days

Key Features

KEWTECH KT400DL: Advanced Loop Impedance Tester with High Resolution – Measures loop impedance with precision down to 0.001 Ω in both low and high current modes.

FLEXIBLE TESTING: L–E and L–N Loop Testing with PSC / PFC Measurements – Suitable for both trip-free and high current testing, ensuring full circuit analysis.

VOLTAGE & POLARITY INDICATION: AC Voltage Display and Warning LED – Tests VLN, VLE, and VNE with clear polarity and voltage presence indicators for added safety.

HANDS-FREE USE: Built-In Magnetic Hanger for On-Site Efficiency – Attach directly to metal consumer units for convenient and safe hands-free operation.

COMPLETE KIT: Supplied with Mains Lead, Carry Case and Manual – Ready for immediate use with GS38 compliant probes and robust portable design.

Product Specifications
Brand
Kewtech
Model
LT400
Colour
Black
ASIN
B0BB7Z6G9B
Category
DIY & Tools > Safety & Security > Work Safety Equipment & Gear > Safety Vests
Domain
Amazon UK
Listed Since
19 August 2022

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