Replacement Transmitter for ET310
- Transmitter is a replacement part for the ET310 Circuit Breaker Finder with Integrated GFCI Outlet Tester
- The ET310 consists of two parts: a Transmitter connected to the electrical outlet or fixture, and a Receiver used to scan the panel to locate the correct breaker
- The Transmitter also checks for common wiring faults in North American grounded electrical outlets
- Transmitter incorporates a GFCI tester for tripping GFCI devices
- The Transmitter may be connected to other electrical fixtures using optional accessories which are sold separately (Cat. No. 69411)
- Transmitter is powered by the circuit when connected to the electrical outlet or fixture; no batteries needed
- CAT II 120V safety rating
- Built to withstand a 6.6-Foot (2 m) drop
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The Klein Tools ET310TRANS is a replacement Transmitter for the ET310 Circuit Breaker Finder. The ET310 consists of two parts; a Transmitter which is connected to the electrical outlet/circuit and the Receiver which is used to scan the breakers in the panel. The Transmitter features an integrated GFCI Outlet Tester to check for wiring faults.
GFCI Receptacle Tester
Transmitter to Locate Circuit Breakers, Detects and Identifies Common Wiring Problems in Std and GFCI Receptacles
Integrated GFCI Outlet Tester; No Batteries Needed
2'' (5.9 cm)
4'' (10.2 cm)
1.4'' (3.6 cm)
ABS and Electrical Components
CAT II 120V Safety Rating
2.35 oz (67 g)
- Read, understand, and follow all warnings and instructions before operating testers.
- Before each use, verify tester operation by testing on a known live and correctly wired receptacle and circuit.
- DO NOT use if the tester appears damaged in any way. Always consult a qualified electrician to resolve wiring problems.
- Tester is intended for indoor use only. The tester is designed for use with 120V AC electrical systems. DO NOT connect to higher voltage electrical supplies.
- If using accessories to connect to bare wires ensure that the circuit is not energized before inspecting, applying, or removing the transmitter.