3-Phase Sequence Tester by IDEAL Industries The IDEAL Industries 3-Phase Sequence Tester (Model 61-520) is a precision electrical testing device designed to instantly and accurately indicate both phase sequence and phase continuity. This tester is suitable for electrical distributors, lighting solutions providers, wire and cable specialists, and switchgear suppliers who require reliable verification of three-phase power systems in industrial and commercial applications. Specifications Manufacturer: IDEAL Industries Manufacturer Part Number: 61-520 Product Weight: 0.8 lbs UPC: 783250615209 Features Positive action electrical tester for phase sequence and open phase indication Instant and accurate phase sequence verification Includes red, white, and blue test cords for easy identification Compact and portable design with push-button operation Packaged with C-31 pouch, operating instructions, and warranty card Downloads & Links PDF Instructions TestMeasurement_2Year_Warranty.pdf