Accuracy and performance like never before
Step into smart installation with confidence with the KT60DL range from Kewtech.
Accuracy and performance like never before
Step into smart installation with confidence with the KT60DL range from Kewtech.
Welcome to the future of electrical testing
Whether you're a domestic installer, commercial contractor, or industrial engineer, the KT60DL range delivers the essential tools and advanced features you need to work smarter and faster.
From the compact and portable KT64DL, ideal for tight spaces and everyday tasks, to the versatile and memory-rich KT65DL built for dynamic testing needs, and finally to the feature-packed KT66DL, Kewtech's flagship unit for advanced applications including EVSE, SPDs, and earth resistance - the DL series has a model tailored to your workflow.
Which tester is right for me?
KT64DL
KT65DL
KT66DL
Loop testing
Low-current
High & low
Dual-mode (2/3 wire)
RCD testing
AC, A
AC, A, S
AC, A, B, EV, 6mA
Insulation test
250/500/ 1000V
250/500/ 1000V
Adjustable 100-1000V
Earth resistance
No
Yes
Yes
EV / SPD testing
Basic
(6 mA, SPD)
Mid-range
Full EV & SPD
Memory
No
Manual recall
Advanced + bluetooth
Display
Backlit LCD
Backlit LCD
Full-colour + on-screen help
Best for
Compact jobs
Versatile work
Advanced/EV testing
Which tester is right for me?
KT64DL
Compact and capable
2-wire & no trip loop testing
Type AC, A RCD testing types
250V / 500V / 1000V insulation resistance testing
Basic EV & SPD testing capability (6 mA, SPD breakdown)
PSC/PPC measurement
Continuity & resistance (auto-null)
AC/DC voltage measurement (true RMS)
Phase rotation
Backlit LCD display
Ramp test & auto RCD memory
IP54 rating, magnetic strip
6 x AA batteries
1.2kg weight
KT65DL
Versatile and powerful
High-current (25A), low-current loop testing
Type AC, A, Selective RCD testing types
250V / 500V / 1000V insulation resistance testing
Earth resistance testing
Intermediate EV & SPD testing capability
PSC/PPC measurement
Continuity & resistance (auto-null)
AC/DC voltage measurement (true RMS)
Phase rotation
Memory & auto-storage (manual recall)
Backlit LCD display
PAT testing compatability (optional, with adaptor)
Ramp test & auto RCD memory
IP54 rating, with lid
6 x AA batteries
1.4kg weight
KT66DL
The ultimate testing platform
Dual-mode: low/high current, 2/3-wire loop testing
Type AC, A, B, Selective , EV, 6 mA RCD testing types
Fully adjustable: 100V - 1000V
Earth resistance testing
Full EVSE (Type B, 6mA) & SPD analysis
PSC/PPC measurement
Continuity & resistance (auto-null)
AC/DC voltage measurement (true RMS)
Phase rotation
Memory & auto-storage (tagged, searchable memory)
Full-colour with help & navigation menus
PAT testing compatibility (optional, with adaptor)
Bluetooth & USB data transfer / connectivity
Advanced ramp test & auto RCD memory
IP54 rating, rubber armour
Rechargeable battery pack
1.3kg weight
On-screen help & guided menus
Top features and benefits

Dual loop testing

RCD auto & ramp tests

SPD & earth resistance

SPD & earth resistance

Colour display (KT66DL only)
