The Panduit VeriSafe Absence of Voltage Tester is a permanently mounted device designed to verify that a circuit is de-energized prior to opening an electrical enclosure. It automates the voltage verification process, minimizing the risk of electrical hazards for improved worker safety and increased productivity. The tester supports compliance with lockout/tagout processes outlined in NFPA 70E and features a fail-safe design with active indications and a long-life, easily replaceable battery. It's ideal for qualified electrical workers performing maintenance and repairs on electrical equipment.