Signal Tester


The ST-1 uses a 9V battery (not included) to test LED-based signals. It helps identify wires on signals that use magnet wire (e.g. BLMA).

bullet Color-coded screw terminals for ease-of-use
bullet Use it to test LED-based signals that do NOT have resistors already attached
bullet On-board current-limiting resistors provide safe LED currents
bullet Use with common anode (positive) or common cathode (negative) signals
bullet Signal mounting hole and 3-position switch let you show off your signal!
bullet 1 year limited warranty
bullet $14.95 MSRP