Insulation & Continuity Testers

Insulation and continuity testers are essential tools for verifying the safety and integrity of electrical circuits. Designed to detect faults, ensure proper connections, and confirm compliance with standards such as the 18th Edition Wiring Regulations, these testers are ideal for new installations, periodic inspections, and maintenance work. Suitable for use in residential, commercial, and industrial environments, they deliver accurate, dependable readings. Many models feature digital displays, user-friendly controls, and rugged construction for on-site reliability. Find high-quality insulation and continuity testers to support your electrical work—available now at CEF.