Klein Tools RT390 Circuit Analyzer with Large LCD, Identifies Wiring Faults, GFCI and AFCI Tester, Voltage Drop, Displays Trip Time

Price: $149.99 - $137.41
(as of Mar 23, 2025 12:07:53 UTC – Details)

The Klein Tools RT390 is a Circuit Analyzer that tests the wiring conditions at an electrical outlet, displays AC line voltage, inspects AFCI and GFCI devices with time to trip device, and performs voltage drop tests at 12A, 15A and 20A current loads. Results are easy to understand with large, color LCD. The tester is designed for use with North American 120V AC 3-wire electrical outlets. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn’t just the name of our company, it’s also our family name. And since we’re an American company that’s family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn’t just make great products, we make great products that stand up to the demands of the professionals who use them every day … Since 1857.
Product Dimensions ‏ : ‎ 7.07 x 2.72 x 1.51 inches; 7.84 ounces
Item model number ‏ : ‎ RT390
Date First Available ‏ : ‎ January 27, 2023
Manufacturer ‏ : ‎ Klein Tools
ASIN ‏ : ‎ B0BT87LJRL
Country of Origin ‏ : ‎ China

CLEAR COLOR LCD DISPLAY: Circuit Analyzer with large color LCD provides easy-to-understand results for wiring faults, AFCI, GFCI, voltage drops, and device trip time
COMPREHENSIVE WIRING FAULT DETECTION: Detect and identify common wiring faults in standard, AFCI, and GFCI electrical outlets, ensuring thorough evaluation
DUAL WIRING FAULT DETECTION: Capable of detecting dual wiring faults, including open neutral and open ground, enhancing safety measures
AFCI AND GFCI DEVICE INSPECTION: Inspect AFCI and GFCI devices, measuring trip time and trip current for accurate functionality assessment
LOAD TESTING CAPABILITIES: Conduct 12A, 15A, and 20A load testing to measure percentage voltage drops, providing valuable insights into electrical performance
AUTO POWER OFF: Automatically powers off after 5 minutes of inactivity, conserving battery life and ensuring long-term usage
DETACHABLE CORD: Detachable cord allows for easy storage, providing convenience and organized handling of the Circuit Analyzer