Doer
Well-Known Member
Now I can get real cost per wattPar.
$853 (COBs CXB3590 x 16)
$126 (2x2" Alum. sq tube x 2 @ 4 feet)
$221 (MeanWell HGL Drivers x 4)
$ 25 (plastic funnels for conical reflectors x 16)
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$1225 (delivered) - reuse 1/2 hp sump pump, 100 gal water tank
For 47% efficiency on 800 wall watts = 376 PAR Watts = $3.25/wP (delivered)
http://www.barproducts.com/white-plastic-funnels
![](/proxy.php?image=http%3A%2F%2Fwww.barproducts.com%2Fmedia%2Fcatalog%2Fproduct%2Fcache%2F2%2Fthumbnail%2F9df78eab33525d08d6e5fb8d27136e95%2Fw%2Fh%2Fwhite-plastic-funnel-5-1-4_1.jpg&hash=8f4bfa001f1359bbb8cd7b7dcbcbfa33)
White Funnel - 5 1/4" Dia., 16 Ounce
$853 (COBs CXB3590 x 16)
$126 (2x2" Alum. sq tube x 2 @ 4 feet)
$221 (MeanWell HGL Drivers x 4)
$ 25 (plastic funnels for conical reflectors x 16)
--------
$1225 (delivered) - reuse 1/2 hp sump pump, 100 gal water tank
For 47% efficiency on 800 wall watts = 376 PAR Watts = $3.25/wP (delivered)
http://www.barproducts.com/white-plastic-funnels
![](/proxy.php?image=http%3A%2F%2Fwww.barproducts.com%2Fmedia%2Fcatalog%2Fproduct%2Fcache%2F2%2Fthumbnail%2F9df78eab33525d08d6e5fb8d27136e95%2Fw%2Fh%2Fwhite-plastic-funnel-5-1-4_1.jpg&hash=8f4bfa001f1359bbb8cd7b7dcbcbfa33)
White Funnel - 5 1/4" Dia., 16 Ounce