







⚡ Find your circuit, fast and safe—because downtime is not an option.
The Sperry Instruments CS550A Circuit Breaker Finder is a professional-grade tool designed to quickly and safely identify the correct circuit breaker or fuse for 120V AC circuits. Featuring an audible alert and bright LED indicators on both transmitter and receiver, it operates without interrupting power and is UL Listed for safety. Built tough with a 10-foot drop and 250-pound crush rating, this compact, plug-in device ensures reliable, precise circuit identification for electricians and contractors who demand efficiency and durability on the job.
| Manufacturer | A.W. Sperry |
| Part Number | CS550A |
| Product Dimensions | 16 x 8.64 x 3.3 cm; 104.33 g |
| Item model number | CS550A |
| Colour | Yellow |
| Style | Circuit Breaker Finder |
| Voltage | 120 Volts |
| Wattage | 1 watts |
| Item Package Quantity | 1 |
| Plug profile | Plug-In Mount |
| Batteries included? | No |
| Batteries Required? | Yes |
| Item Weight | 104 g |
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