Kewtech KT66DL 12-in-1 Multifunction Tester With EV Testing Capacity

KT66DL 12-in-1 Multifunction Tester – EV-Ready with Full Installation & Compliance Testing

The KT66DL is an advanced 12-in-1 multifunction tester, combining comprehensive electrical installation testing with dedicated EV testing functionality. Designed for 18th Edition compliance, it features Anti-Trip Technology, high-resolution loop testing, and RCD testing across all types—including EV-specific and variable RCDs. With a colour LCD, advanced memory, and intuitive interface, it's built for speed, accuracy, and versatility on-site.

• Complete 12-in-1 Testing: Perform loop, PSC, RCD, insulation, continuity, earth resistance, voltage, frequency, SPD, PAT, EV, and phase rotation tests in one device.
• EV & RCD Versatility: Tests RCD Types AC, A, F, B (general & selective), EV-specific and variable RCDs with auto, ramp, and contact voltage options.
• ATT & High Resolution Loop Testing: Anti-Trip Technology for RCD-safe L–PE loop testing using 2 or 3 wire methods, with 0.001Ω resolution and 2Ω high-current range.
• Memory & Compliance Tools: Assign results to circuit numbers, DBs, and test types (e.g. R1+R2); includes Zs Limit function to compare results against BS 7671.
• User-Centric Design: Easy single rotary dial with four softkeys and 3.5" colour LCD display. Built-in help screens guide correct connection setup by test type.

Technical Specification

• Insulation Test Voltages: 100V, 250V, 500V, 1000V with auto discharge
• Loop Testing: High and low current, 55V loop support, Anti-Trip with 2/3-wire
• RCD Types: AC, A, F, B, EV, Selective & Variable
• Earth Resistance: 2- and 3-wire methods
• Compliance: IEC 61010-1 CAT IV 300V / CAT III 600V; IEC 61557-1,2,3,4,5,6,7,10

Included Accessories

• ACC064SP G7 Test Probe with Remote Button
• ACC065 G7 Test Lead Set
• KAMP12 Mains Lead
• USB Cable & Software
• Batteries
• Instruction Manual
• Calibration Certificate
• Test Lead Pouch, Padded Strap & Heavy-Duty Soft Carry Case

✅ Futureproof your testing with the KT66DL—engineered for advanced electrical systems, EV installations, and 18th Edition compliance!