Gardner Bender U-Phase Wire Marker

U-Phase wire marker takes simplicity and efficiency to a whole new level. Traditionally phasing or color coding wires involved wrapping the wires in colored tape, but now with the U-Phase, simply slide the patented designed marker tip across the wire. The U-Phase is perfect for phasing of electrical panels, color coding, identifying and wiring circuits, marking computer cables and countless other applications making it an essential tool for any electrician. Blue, red, white, green.