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  1. SPARC

    Introducing CobKits.com - specializing in DIY and Citizen COBs

    Big thanks to @CobKits for his awesome service! I placed an order for some 1818s around noon on Saturday and he got them shipped out and on the way to me within a few hours. I'm going to be putting the 1818s along with some CXM22s on several frames that I designed and cut last week. I'll...
  2. SPARC

    Introducing CobKits.com - specializing in DIY and Citizen COBs

    @CobKits is the max current for the 240h-54 listed correctly on your site? In the description it says they have a max current of 5.1A but the Mean Well data sheet states a max of 4.45A for both the A and B version. I almost ordered them for a 1818 build but I think I'm going with the 48A...
  3. SPARC

    Introducing CobKits.com - specializing in DIY and Citizen COBs

    @CobKits I placed an order this morning that unfortunately I need to cancel until I figure out some other options. Sent you can email with the order number. IM or email me if you need more information.
  4. SPARC

    Introducing CobKits.com - specializing in DIY and Citizen COBs

    Thanks for the reply. Do you have any efficiency or QER numbers on the CXM22? I found a thread here where you had a citizen chart for the gen5 that listed the 1818 at 55% for 1.8A. Are these numbers close to the CXM22 at 90w or so? Thanks again
  5. SPARC

    Introducing CobKits.com - specializing in DIY and Citizen COBs

    @CobKits you mentioned a few pages back that you would not be stocking the 1818 in the future due to it having similiar performance to the CXM22. Is this still the plan considering the citi gen 6 have more performance? I like to run the 1818 around 90w instead of the 75w sweet spot for the...
  6. SPARC

    Bridgelux EB Series Build

    Sorry for the misunderstanding. For 16 strips, 8 strips each you can use the 185h. If or when you upgrade to 12-16 strips you'll need to upgrade to a larger driver as the 185h-1050 can only handle 190v. The 700mA version outputs around 286v so if you choose to go with it you'll have headroom...
  7. SPARC

    Bridgelux EB Series Build

    You can't use the 185h-c1050b for your application. It outputs 95v-190v, but your 4 strips require less than 90v. You'll need the 120h to do what you need it to.
  8. SPARC

    Bridgelux EB Series Build

    The A model has the built-in pot, Mean Well Bs require a pot to dim. No point in running dual 185h drivers for only 90v or so. Grab the 120h and save yourself some money. They output 148v at 1050mA. I would run those Samsung strips at 700mA and call it day. You gain very little output when...
  9. SPARC

    Bridgelux EB Series Build

    Is anyone running these strictly for veg? I was thinking about running 8-10 of the 562d strips at 700mA to create an efficient 3x3 veg light but wanted to see what others thought. I have COB fixtures for flower so I want these to be for veg only. The hlg-185h-c700 can easily run 10 strips and...
  10. SPARC

    Introducing CobKits.com - specializing in DIY and Citizen COBs

    Email sent. Thanks for looking into it.
  11. SPARC

    Introducing CobKits.com - specializing in DIY and Citizen COBs

    @CobKits any idea on ship times right now? My tracking info has been in pre-shipment since early morning yesterday. Just trying to line up some other shipments and was curious. Thanks!
  12. SPARC

    Introducing CobKits.com - specializing in DIY and Citizen COBs

    @CobKits would you recommend (2) CXM22 Gen 3 or Citi 1818 Gen 6 for a dual COB fixture? Target wattage for each COB is 75w from using a hlp-80h-54 at 1.5A.
  13. SPARC

    DIY with Quantum Boards

    Robin makes the photon cases and sells them on the website. They're made for dual COB setups and different drivers, but they may work for a quantum panel. Our cases are different from the photon. Currently, all of ours are for production / customer builds but the next order we can have extra...
  14. SPARC

    DIY with Quantum Boards

    Here's a picture of our single panel build in the cases we had made. The hangers and dimmer were installed today along with finishing up the wiring. I'll take final pics or videos in the next few days.
  15. SPARC

    DIY with Quantum Boards

    Thanks! Our supplier did a great job on them. We threw the design together pretty quick and may make some changes for future orders, but I like them so far. I'll get some finished pics up soon. I made changes to the heatsink so I'm waiting on them to get here Monday before putting this...
  16. SPARC

    DIY with Quantum Boards

    This thread has been fun to follow. We started using quantum boards along with our COB setups for our pepper production and have had great results. We're in the process of phasing out our 315 CMH setups and haven't noticed any ill effects of the QB or COB setups. We had custom enclosures made...
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