Amazon.com: 5 Feet RJ11 / RJ12 Data Cable - Heavy Duty 6-Pins High-Speed Extension for Cash Register Drawer, Telephone, Modem, Fax, Printers, and More - Drawer Cable for Voice and Data : Electronics
TrolMaster RJ12 to 4-pin IP65 connector cable for LMA-T and ThinkGrow LEDs , 12ft