Sold as a PAIR, and INCLUDES 2x 10W resistors which must be wired to "OUT" side of rectifier when wiring into Caravan/Trailer to function correctly (if your Caravan/Trailer does not already have resistors wired to the indicator circuits).
Cut your indicator and ground signals, and wire our Sequential Rectifier circuits anywhere your wiring is accessible, between your trailer plug and LED lights, to rectify Sequential LED indicator issues.
New smaller version Nov25, resistors and rectifier boxes are 40cm x 20cm x 11cm.
