1 I think you will find a 7 pin will fit into the top a 12 pin socket so that you could change the car from 7 to 12 to match the caravan and the other trailer will still
PSA Don't Just Arm-wrestle with 16-pin 12VHPWR for Cable-Management, It Will Burn Up. Despite sticking with PCI-Express Gen 4 as its host interface, the NVIDIA GeForce RTX 4090 "Ada" graphics card standardizes the new 12+4 pin ATX 12VHPWR power connector, even across custom-designs by NVIDIA's add-in card (AIC) partners. 12Pin Flat Plug/Socket. Through innovation and market development, Narva is the leader in Automotive Lighting and Electrical Equipment. Our range include the latest in L.E.D driving lights, globes and accessories for 4x4, emergency, trucks, trailers and RV The7 pin connectors are not built to the same waterproof standards. The 13 pin system is also much more compatible with different systems used across Europe, which makes it easier when hiring foreign caravans and trailers. It also has a twist lock mechanism to ensure that the connection stays tight. This means that the pins are more likely to A4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer brakes (requires a brake controller in the vehicle), and a reverse light or auxiliary power circuit. aUIS.