Complete Klein Tools 69355 premium electrical test kit layout including the MM320 digital multimeter, RT250 GFCI receptacle tester with LCD, and NCVT3P dual-range non-contact voltage tester with integrated flashlight. The kit is shown with high-quality right-angle test leads and six AAA batteries included.
Product feature infographic for the Klein Tools MM320 manual-ranging digital multimeter. Key highlights include AC/DC voltage, current, and resistance measurement, battery and diode testing, and auto power-off. Icons verify a 1-meter drop protection and CAT III 600V safety rating.
Feature graphic for the NCVT3P dual-range non-contact voltage tester, capable of detecting 12 to 1000V AC. The "Tough Meter" graphic emphasizes its IP67 dustproof and waterproof rating and 2-meter drop protection, while highlighting the independent flashlight and dual-mode LED indicators.
An informative diagram of the RT250 GFCI outlet tester for North American 3-wire 120V outlets. It highlights the large backlit LCD for voltage and trip time, an auto-hold feature for difficult angles, and bright green and red LEDs for clear visual wiring fault indicators.
Close-up detail of the RT250 GFCI receptacle tester display and features. The infographic lists detectable wiring conditions including open ground, open neutral, and patent-pending dual open neutral and ground detection. It specifies a 2-meter drop protection and CAT II 135V safety rating.
Angled perspective of the Klein Tools MM320 multimeter with the integrated kickstand extended. The view showcases the ergonomic orange holster and the large dial used to select between voltage, resistance, and current measurement modes.
Full-frame front view of the MM320 manual-ranging digital multimeter. The 2000-count LCD screen is shown with all segments active, and the input terminals for 10A max and common leads are clearly visible at the bottom.
Action shot of an electrician wearing a protective leather glove using the NCVT3P non-contact voltage tester to inspect a circuit breaker panel. The integrated flashlight is active, illuminating the wires and demonstrating the tool's utility in dark electrical enclosures.
The RT250 GFCI receptacle tester plugged into a standard wall outlet within a metal junction box. The backlit LCD displays $30V$ AC and an "Open Grd Neu" wiring fault, while the red LED illuminates to provide a clear hazard warning.
Rear view of the Klein Tools MM320 multimeter illustrating the built-in test lead storage. The red and black right-angle probes are securely clipped into the back of the orange protective holster for organized transport and storage.
Product view of the Klein Tools NCVT3P non-contact voltage tester with the screw-on battery cap removed, showcasing the IP67 waterproof threaded seal and battery compartment. The tester displays its dual-range sensitivity buttons for 12-1000V and 70-1000V AC detection.
Angled view of the Klein Tools RT250 GFCI receptacle tester featuring a large backlit LCD screen and integrated 3-wire North American plug. The device shows the TEST and power buttons, along with bright green and red LED indicators at the base for immediate visual wiring status.
Dual-Range Non-Contact Voltage Testers (NCVT-2P and NCVT-3P) promotional how to video
GFCI Receptacle Tester with LCD, RT250 promotional how to video
Complete Klein Tools 69355 premium electrical test kit layout including the MM320 digital multimeter, RT250 GFCI receptacle tester with LCD, and NCVT3P dual-range non-contact voltage tester with integrated flashlight. The kit is shown with high-quality right-angle test leads and six AAA batteries included.
Product feature infographic for the Klein Tools MM320 manual-ranging digital multimeter. Key highlights include AC/DC voltage, current, and resistance measurement, battery and diode testing, and auto power-off. Icons verify a 1-meter drop protection and CAT III 600V safety rating.
Feature graphic for the NCVT3P dual-range non-contact voltage tester, capable of detecting 12 to 1000V AC. The "Tough Meter" graphic emphasizes its IP67 dustproof and waterproof rating and 2-meter drop protection, while highlighting the independent flashlight and dual-mode LED indicators.
An informative diagram of the RT250 GFCI outlet tester for North American 3-wire 120V outlets. It highlights the large backlit LCD for voltage and trip time, an auto-hold feature for difficult angles, and bright green and red LEDs for clear visual wiring fault indicators.
Close-up detail of the RT250 GFCI receptacle tester display and features. The infographic lists detectable wiring conditions including open ground, open neutral, and patent-pending dual open neutral and ground detection. It specifies a 2-meter drop protection and CAT II 135V safety rating.
Angled perspective of the Klein Tools MM320 multimeter with the integrated kickstand extended. The view showcases the ergonomic orange holster and the large dial used to select between voltage, resistance, and current measurement modes.
Full-frame front view of the MM320 manual-ranging digital multimeter. The 2000-count LCD screen is shown with all segments active, and the input terminals for 10A max and common leads are clearly visible at the bottom.
Action shot of an electrician wearing a protective leather glove using the NCVT3P non-contact voltage tester to inspect a circuit breaker panel. The integrated flashlight is active, illuminating the wires and demonstrating the tool's utility in dark electrical enclosures.
The RT250 GFCI receptacle tester plugged into a standard wall outlet within a metal junction box. The backlit LCD displays $30V$ AC and an "Open Grd Neu" wiring fault, while the red LED illuminates to provide a clear hazard warning.
Rear view of the Klein Tools MM320 multimeter illustrating the built-in test lead storage. The red and black right-angle probes are securely clipped into the back of the orange protective holster for organized transport and storage.
Product view of the Klein Tools NCVT3P non-contact voltage tester with the screw-on battery cap removed, showcasing the IP67 waterproof threaded seal and battery compartment. The tester displays its dual-range sensitivity buttons for 12-1000V and 70-1000V AC detection.
Angled view of the Klein Tools RT250 GFCI receptacle tester featuring a large backlit LCD screen and integrated 3-wire North American plug. The device shows the TEST and power buttons, along with bright green and red LED indicators at the base for immediate visual wiring status.
Dual-Range Non-Contact Voltage Testers (NCVT-2P and NCVT-3P) promotional how to video
GFCI Receptacle Tester with LCD, RT250 promotional how to video
KLEIN TOOLS

Klein Tools Electrical Test Kit 69355 Multimeter Receptacle Analyzer (600V AC DC Dual Range Volt Pen Flashlight RT250 GFCI LCD Fault Diagnosis)

Only 2 left
SKU: 69355
$54.97 USD

Description

Klein promotional logo logout

Unmask Simultaneous Double Wiring Break Failures And Trace Remote Line Voltages Instantly With Digital LCD Receptacle Intelligence

Shop the Klein Tools 69355 electrical testing diagnostic instrument kit containing a manual-ranging digital multimeter, a dual-range non-contact voltage tester pen, and an LCD receptacle analyzer. The multi-tester measures up to 600V AC/DC line potential and 10A DC current spreads to certify circuit integrity across structural fixtures and distribution panel blocks. Operating within a certified CAT III 600V safety envelope, the companion ground-fault socket analyzer diagnoses simultaneous open neutral and open ground terminal fault errors while tracking line voltage drop parameters and device tripping speeds directly on a backlit digital screen.

Best Used For:

  • Simultaneous Fault Tracking: Utilizing the diagnostic display analyzer to locate compound open ground and open neutral circuit errors hidden within wall outlets.
  • Low-Voltage Control Sweeps: Lowering tracing pen thresholds down to 12V AC to isolate connection issues inside thermostat networks and environmental relays.
  • Interrupter Speed Certification: Forcing structural safety breaker tripping parameters to record the exact mechanical disconnect speed response in milliseconds.

Key Performance & Safety Features

  • Triple-Instrument Diagnostic Set: Bundles a 2000-count digital multi-tester, a dual-range non-contact proximity pen, and a high-contrast backlit LCD wall outlet analyzer.
  • Dual Sensitivity Volt Pen: Alternates dynamically between a low-threshold 12V band and a standard 70V to 1000V AC scale to evaluate separate infrastructure lines.
  • Independent Flashlight Module: Integrated high-intensity beam guides mechanics safely through dark junction spaces and operates separately from tracking chips.
  • Digital Status Interface: Wall socket checker logs precise, real-time potential inputs and safety metrics on an illuminated liquid crystal frame.
  • Auto Power-Off Management: Integrated multimeter power conservation chips automatically drop active connections during idle intervals to maintain battery health.

What's Included

  • MM320 Manual-Ranging Digital Multimeter
  • Set of Right-Angle Test Leads
  • NCVT3P Dual Range Non-Contact Voltage Tester with Flashlight
  • RT250 GFCI Receptacle Tester with LCD
  • Set of All Required Batteries
  • Detailed Instruction Manual

Technical Specifications

Diagnostic Kit Style: Premium Electrical Test and Measurement Kit
Maximum Potential Scope: 600V AC / 600V DC (Multimeter Component)
Non-Contact Proximity Span: 12V to 1000V AC Dual Range
Direct Current Scale Bounds: 10A DC
Maximum Loop Resistance: 2MΩ
Industrial Safety Certification: CAT III 600V; CE Certified; UKCA Compliant
Chassis Drop Protection: 3.3 ft. (1 m)
Multimeter Resolution Grid: 2000 Count Data LCD
Receptacle Tester Interface: Digital Backlit LCD Screen (RT250 Component)
Multimeter Body Length: 6.39 in.
Multimeter Body Width: 3.12 in.
Multimeter Body Height: 1.8 in.
Multimeter Net Tool Weight: 8.2 oz.
Pro-Tip: When inspecting standard structural wall receptacles with the LCD analyzer, record the real-time potential drop value during active interrupter test cycles; severe drops signal thin copper branch conductor wires hidden behind the partition blocks.