Klein Tools 80016 Circuit Breaker Finder Tool Kit with GFCI Tester — ET310 & 69411, 2-Piece Set

Overview

The Klein Tools 80016 Kit is a complete, high-performance solution for identifying the correct circuit in panels and testing outlets. It combines a digital circuit breaker finder with a built‑in GFCI outlet tester, designed for professional use and reliable day-to-day performance.

What it does

The Transmitter connects to the outlet or fixture in the circuit, while the Receiver scans the panel to pinpoint the matching breaker. The kit includes adapters to indicate the right breaker for exposed conductors, making it easier to work with live-looking wiring without guessing.

Key benefits

• Accurate circuit identification reduces guesswork and saves time on panel work
• Clear visual and audible cues help you confirm when the correct breaker is found
• Transmitter includes a built-in GFCI outlet tester for quick wiring checks
• Versatile for 90–120V AC circuits, suitable for many residential and commercial settings
• Adapter assortment supports locating the correct breaker for bare wires or exposed conductors

Versatility and durability

Designed for daily use in workshops, job sites, and service calls, the 80016 kit pairs Klein Tools’ longtime emphasis on quality with practical, field-ready features. The two-piece set includes the ET310 transmitter and 69411 receiver, backed by a heritage of American-made craftsmanship that prioritizes durability and precision.

Included and use cases

• Transmitter for outlets or fixtures, used in tandem with the receiver to locate the controlling breaker
• GFCI testing capability helps verify wiring status during inspections or quick checks
• Accessory kit with adapters supports varied panel configurations and exposed conductors
• Ideal for electricians performing panel identifications, remodels, or routine maintenance in both homes and commercial spaces

With its built-in reliability and practical workflow, the Klein Tools 80016 kit offers a thoughtful blend of precision, clarity, and field-ready convenience. It invites a safer, more organized approach to electrical panel work without promising guaranteed results, while highlighting the potential time savings and improved accuracy such a tool can offer in real-world use.