On my last order from Ray I added some 3 pin connectors so now I have 2, 3 and 4 pin white 13.5mm connectors as well as the caps. These are there for anyone who runs low at the pointy end of the season. I ran out last year so I now try to keep stock here all the time.
http://www.hansonelectronics.com.au/product-category/accessories/
http://www.hansonelectronics.com.au/product-category/accessories/