Etech Caravan Supply Leads, 16 amp, IP44 or IP67 weatherproof ratings, heavy duty PVC 3 core 1.5mm flexible cable (to AS/NZS3191). These leads use Gewiss caravan type IEC309 3 round pin 16 amp connectors on each end. 

Buy direct from the manufacturer with a 5 year warranty, every lead individually tested to AS/NZS3820:2009 A1. For longer leads please see "Supply Lead Caravan Heavy Duty Rubber IEC309"

CL16-5-IP44  -  5 metre lead, IP44 weatherproof rating
CL16-10-IP44 - 10 metre lead, IP44 weatherproof rating
CL16-15-IP44 - 15 metre lead, IP44 weatherproof rating
CL16-5-IP67  -  5 metre lead, IP67 weatherproof rating
CL16-10-IP67 - 10 metre lead, IP67 weatherproof rating
CL16-15-IP67 - 15 metre lead, IP67 weatherproof rating