A comprehensive product kit view showing the four primary tools in the Klein Tools CL220VP kit: the ET40 voltage tester, the CL220 400A AC digital clamp meter, the NCVT3P dual-range non-contact voltage tester with flashlight, and the RT210 GFCI outlet tester.
A marketing infographic for the Klein Tools CL220 digital clamp meter. The graphic highlights the 600V AC/DC and 400A AC ranges, 20M ohm resistance, True RMS measurement technology, auto-ranging capabilities, and a temperature range of -40 to 1832 degrees Fahrenheit.
A detailed product graphic of the Klein Tools NCVT3P dual-range non-contact voltage tester. The image showcases the IP67 waterproof rating, 2-meter drop protection, and dual-range detection from 12 to 1000V AC, highlighting the integrated flashlight and easy-to-read LED indicators.
An informative graphic for the Klein Tools RT210 GFCI receptacle tester. Text callouts explain that the device detects common wiring problems in standard and GFCI outlets, confirms ground fault protective device operation, and works with 110/125V AC 3-wire outlets.
A studio view of the Klein Tools CL220 digital clamp meter with its professional test leads attached. The red and black leads are plugged into the COM and Volt/Ohm ports, demonstrating the setup for measuring voltage, resistance, and continuity.
A close-up shot of the Klein Tools NCVT3P voltage tester with its battery compartment cap removed. The image highlights the dustproof and IP67 waterproof construction of the threaded battery housing for the dual-range non-contact tester.
A front studio view of the Klein Tools ET40 electronic voltage tester. The display shows the various AC and DC voltage levels ranging from 1.5V to 240V with clear LED indicators and attached red and black test leads.
A perspective view of the Klein Tools RT210 GFCI outlet tester. The image shows the 3-prong plug and the reference chart on the face of the orange housing that allows users to quickly diagnose wiring conditions based on the LED light patterns.
An action shot of an electrician wearing heavy-duty protective gloves using the Klein Tools CL220 clamp meter inside an industrial electrical panel. The backlit LCD screen is clearly visible, displaying a True RMS AC current reading of 35.6 Amps.
An action shot of a professional electrician wearing a tan leather safety glove using the Klein Tools NCVT3P dual-range non-contact voltage tester. The worker is checking circuit breakers inside a residential electrical panel, utilizing the tester's integrated bright LED flashlight to illuminate the wire connections.
A lifestyle shot of a technician wearing heavy-duty gray suede protective gloves using the Klein Tools ET40 electronic voltage tester. The professional is inserting the red and black test probes into a standard wall outlet to verify the live AC voltage levels, which are indicated by the LED display on the orange tester body.
Klein Tools Clamp Meter Family promotional how to video
Dual-Range Non-Contact Voltage Testers (NCVT-2P and NCVT-3P) promotional how to video
A comprehensive product kit view showing the four primary tools in the Klein Tools CL220VP kit: the ET40 voltage tester, the CL220 400A AC digital clamp meter, the NCVT3P dual-range non-contact voltage tester with flashlight, and the RT210 GFCI outlet tester.
A marketing infographic for the Klein Tools CL220 digital clamp meter. The graphic highlights the 600V AC/DC and 400A AC ranges, 20M ohm resistance, True RMS measurement technology, auto-ranging capabilities, and a temperature range of -40 to 1832 degrees Fahrenheit.
A detailed product graphic of the Klein Tools NCVT3P dual-range non-contact voltage tester. The image showcases the IP67 waterproof rating, 2-meter drop protection, and dual-range detection from 12 to 1000V AC, highlighting the integrated flashlight and easy-to-read LED indicators.
An informative graphic for the Klein Tools RT210 GFCI receptacle tester. Text callouts explain that the device detects common wiring problems in standard and GFCI outlets, confirms ground fault protective device operation, and works with 110/125V AC 3-wire outlets.
A studio view of the Klein Tools CL220 digital clamp meter with its professional test leads attached. The red and black leads are plugged into the COM and Volt/Ohm ports, demonstrating the setup for measuring voltage, resistance, and continuity.
A close-up shot of the Klein Tools NCVT3P voltage tester with its battery compartment cap removed. The image highlights the dustproof and IP67 waterproof construction of the threaded battery housing for the dual-range non-contact tester.
A front studio view of the Klein Tools ET40 electronic voltage tester. The display shows the various AC and DC voltage levels ranging from 1.5V to 240V with clear LED indicators and attached red and black test leads.
A perspective view of the Klein Tools RT210 GFCI outlet tester. The image shows the 3-prong plug and the reference chart on the face of the orange housing that allows users to quickly diagnose wiring conditions based on the LED light patterns.
An action shot of an electrician wearing heavy-duty protective gloves using the Klein Tools CL220 clamp meter inside an industrial electrical panel. The backlit LCD screen is clearly visible, displaying a True RMS AC current reading of 35.6 Amps.
An action shot of a professional electrician wearing a tan leather safety glove using the Klein Tools NCVT3P dual-range non-contact voltage tester. The worker is checking circuit breakers inside a residential electrical panel, utilizing the tester's integrated bright LED flashlight to illuminate the wire connections.
A lifestyle shot of a technician wearing heavy-duty gray suede protective gloves using the Klein Tools ET40 electronic voltage tester. The professional is inserting the red and black test probes into a standard wall outlet to verify the live AC voltage levels, which are indicated by the LED display on the orange tester body.
Klein Tools Clamp Meter Family promotional how to video
Dual-Range Non-Contact Voltage Testers (NCVT-2P and NCVT-3P) promotional how to video
KLEIN TOOLS

Klein Tools CL220VP 400A Auto-Ranging Digital Electrical Test Kit (True RMS, CAT III 600V, HVAC and Residential Circuit Diagnostics)

In stock
SKU: CL220VP
$99.98 USD

Description

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The Klein Tools CL220VP is a comprehensive diagnostic kit designed to measure up to 400A AC current and 600V AC/DC voltage with True RMS precision for accurate readings on distorted waveforms. This integrated set provides essential tools for troubleshooting residential circuits, testing HVAC temperature differentials, and identifying wiring faults in GFCI receptacles.

Best Used For:

  • Residential HVAC Troubleshooting: Measuring temperature differentials via the included thermocouple while monitoring system voltage and amperage levels.
  • Outlet Diagnostics: Instantly identifying common wiring issues like open grounds or reverse polarity in GFCI and standard receptacles using the RT210 tester.
  • Electrical System Audits: Safely detecting voltage across dual-range 12V to 1000V AC systems in both low-voltage lighting and high-voltage distribution panels.

Key Performance & Safety Features

  • True RMS Technology: Ensures accurate AC current measurements on irregular waveforms typical of modern electronic equipment.
  • Dual-Range Voltage Detection: The NCVT3P provides non-contact voltage testing from 12V to 1000V AC with an integrated LED flashlight for dark panel access.
  • Auto-Ranging Precision: Automatically selects the correct measurement range for current, voltage, and resistance to minimize user error.
  • High Durability: All included instruments are engineered to survive drops from up to 6.6 feet, ensuring reliability in demanding jobsite conditions.
  • Safety Certification: The CL220 meter is rated CAT III 600V, featuring Class 2 double insulation for enhanced technician protection.

What's Included

  • (1) CL220 Digital TRMS Clamp Meter
  • (1) NCVT3P Dual-Range Non-Contact Voltage Tester with Flashlight
  • (1) ET40 Electronic AC/DC Voltage Tester
  • (1) RT210 GFCI Receptacle Tester
  • (1) Set of Right-Angle Test Leads
  • (1) K-Type Thermocouple
  • (1) Premium Padded Carrying Pouch
  • (7) AAA Batteries

Technical Specifications

Key Value
Manufacturer Klein Tools
Model Number CL220VP
Clamp Current Range 0.1 to 400A AC
Voltage Range Up to 600V AC/DC
NCVT Range 12V to 1000V AC
Drop Protection 6.6 Feet (2 Meters)
Clamp Jaw Size 1.6 Inches
Safety Rating CAT III 600V
Display Type 2000 Count Backlit LCD
Overall Length 8.45 Inches
Weight 11.0 Ounces

Pro-Tip: When using the RT210 receptacle tester on GFCI outlets, press the test button only after confirming the initial wiring status to safely trigger the GFCI mechanism and verify the circuit protection is functioning as intended.