Kewtech KT63 PLUS Multifunction Tester
- Advanced, accurate and user-friendly
The Kewtech KT63 PLUS is a powerful, reliable, and easy-to-use 6-in-1 multifunction tester designed to meet the needs of electricians, contractors, and anyone working with electrical installations. Building on the success of the KT63DL, the Kewtech KT63 PLUS Multifunction Tester offers advanced features and upgraded display capabilities that make testing quicker, easier, and more accurate than ever before.
Whether you‘re working in commercial environments or on domestic installations, the Kewtech KT63 PLUS gives you all the essential testing tools in one compact, durable unit. Its high-performance components and intuitive controls make it the perfect all-in-one testing companion.

Bigger, Brighter, Better Display
One of the standout upgrades on the Kewtech KT63 PLUS is the extra-large full-colour LCD display. This vibrant dot matrix screen makes readings easier to interpret, especially in low-light or busy site conditions.
A dynamic phase rotation screen with rotating discs gives a clear visual indication of phase order, allowing users to confirm safe connections at a glance. RCD test results are displayed all at once, reducing the need to scroll or switch screens.

✅ Packed with Advanced Testing Features
The Kewtech KT63 Multifunction Tester is a real workhorse when it comes to electrical testing. Here‘s what it offers:
- Loop Testing
High and low current loop testing options: Measures resistance as low as 0.01 ohms and as precise as 0.001 ohms.
No-trip loop testing: Special anti-trip technology means you can test circuits with RCDs (30mA and above) without causing unwanted tripping.
Noise immunity: Handles electronic noise in challenging environments. - RCD Testing
Supports RCD types AC, A, and selective (ACS/AS).
Covers RCD ratings from 10mA to 1000mA.
Auto-test function for 30mA RCDs – all results shown on one screen.
Minimal RCD uplift during testing thanks to smart circuitry. - Insulation and Continuity Testing
Voltage range: 250V, 500V, and 1000V insulation tests.
Auto-discharge feature for safe handling after testing.
Continuity testing with test lead auto-nulling. - Additional Features
PFC/PSC measurements shown alongside loop readings.
Clear phase rotation indication.
Test lead options include a hands-free mode, single-press test button, or remote test button on the kewtech kt63 test leads.
Built-in DNO mains polarity test.
Rated IP54, providing solid resistance against dust and splashes – ideal for all site conditions.
Designed for Simplicity and Speed
Even if you‘re new to multifunction testers, the Kewtech KT63 PLUS makes the process intuitive. The single rotary dial is simple to operate, and the four dedicated function buttons make it easy to switch modes without second-guessing. Clear icons and auto-detection functions reduce setup time, making your work faster and more efficient.
Built for the Real World
From wet outdoor worksites to dusty indoor panels, the Kewtech KT63 is built to handle it all. With its IP54 rating, it offers protection against dust and water splashes, giving you the confidence to use it in harsh environments.
Simple Enough for Students – Powerful Enough for Pros
Despite its professional-level features, the Kewtech KT63 PLUS Multifunction Tester has a user-friendly layout that’s easy to understand, even for a school-aged learner. Whether you‘re studying electrical engineering or training as an apprentice, this tool is a great learning aid as well as a reliable everyday device for full-time professionals.
Why Choose the Kewtech KT63 PLUS Multifunction Tester?
If you‘re looking for a durable, feature-rich multifunction tester with clear readings, fast operation, and proven reliability, the Kewtech KT63 PLUS is an excellent choice. With intuitive controls, precision measurements, and a vibrant new display, it’s designed to save you time on every test while ensuring maximum accuracy.

Kewtech KT63 PLUS has an IP54 rating: protection against limited dust ingress and water spray from any direction.
What comes with the Kewtech KT63 PLUS?

When you buy the Kewtech KT63 PLUS Multifunction Tester, you receive a full, ready-to-use kit:
- Kewtech KT63 PLUS Multifunction Tester
- ACC063 distribution board test lead set
- Kamp 12 mains lead
- Alkaline batteries (pre-installed)
- Printed instruction manual
- Official calibration certificate
- Soft carry case for easy transport and protection
Everything you need to start testing right away is included – no hidden extras!
❓ Frequently Asked Questions (FAQ)
Q. What is the difference between the KT63 and the KT63 PLUS?
A. The Kewtech KT63 PLUS includes a large colour display, phase rotation discs, and improved functionality over the previous KT63DL model. It‘s more user-friendly and provides better data visibility.
Q. Can I perform loop tests without tripping RCDs?
A. Yes! The kewtech kt63 plus features no-trip loop testing with anti-trip technology. It’s compatible with RCDs rated over 30mA.
Q. Does the KT63 PLUS show PFC and PSC readings?
A. Absolutely. PFC/PSC measurements are shown simultaneously with loop readings for a more complete understanding of fault current paths.
Q. Are the test leads included?
A. Yes. The unit comes with kewtech kt63 test leads, including the ACC063 distribution board set and the Kamp 12 mains lead.
Q. Is this tester suitable for industrial environments?
A. Yes. With high voltage insulation tests, IP54 durability, and strong noise immunity, the Kewtech KT63 is ideal for both domestic and industrial applications.
Q. Is the Kewtech KT63 Plus easy to use for beginners?
A. Yes. Its simple rotary dial, labelled function buttons, and large screen make it very approachable for those learning the ropes.