Intel's own fanless NUC ($133). Basic but carefully designed.
CompuLab fitlet-H ($380). The closest thing to a fanless AMD NUC.
Nofan CR95C ($98). Gorgeous and efficient. The One.
Fractal Design Define R4 ($84). Clean design and air vents on top for convection.
SeaSonic 400W fanless PSU ($127). +100,000 hours MTBF, 7 years warranty. 'Nuff said.
HDPLEX 250W fanless pico-PSU ($85). Stability and reliability for smaller builds.
ASRock N3700-ITX ($100). The most capable Braswell motherboard.
Intel 535 Series SSD (120GB, $70). Intel's savoir-faire at a reasonable price.
Intel i5-6500 ($200). The latest and greatest. Will need the CR-95C.