NCE DB5 Add-On Booster -- 5-Amp

D13DRJ Dead Rail Radio/Wireless Decoder -- With 9-Pin Plug - 1.30 x 0.640 x .285" 33 x 17 x 7.5mm

D13J 4-Function DCC Control Decoder w/9-Pin DCC Plug -- Single: 1.03 x .63 x .185" 26 x 16.5 x 4.7mm

Male Quick Connect -- Red pkg(20)