GREENLEE IT-5 Insulator Tester

The IT-5 Insulator Tester gives crews a fast and concise way to check porcelain & glass insulators for contamination, conductivity and internal defects on energized or de-energized lines. It delivers clear visual and audible feedback so crews can make confident, reliable verifications and keep work moving. With simple controls, a universal attachment and rechargeable battery, it’s easy to train, learn and run.

• Instant Read & Audible Buzzer – Multi‑level LED scale and audible cue provides immediate go/no insulator status
• Simple Interface – Single on/off button and battery status indicator makes operation straightforward and easy to learn
• Lightweight, Balanced Housing – Balanced design reduces fatigue and supports stable use on a hot stick during long repeated work
• Universal Hot‑Stick Attachment – Works with spline and shotgun sticks to fit existing familiar linework tools
• USB‑C Rechargeable Battery – Serviceable, rechargeable battery and easy field charging for more time on the line
• Backwards Compatibility – Upgrade fleets without replacing accessory probes from legacy IT-4 Insulator Tester