cree cxb3590

  1. meangreengrowinmachine

    Meanwell HLG240H vs 320H

    So I ordered a kit 250 watt 5 cree cxb 3590s and it came with a meanwell HLG240H-C1400B. Works great.... I ordered another what I thought was the same kit but the driver this time is a HLG320H-C1400B, same COBS and all... if I hook this up and it goes to full power will this push too much to my...
  2. HortiBloom

    BIG SALE for CREE CXB 3590 LED GROW LIGHTS

    Hello everyone, We're HortiBloom LED who is sub-company of Geyapex Technology Very glad to advise you we're having big sale for the whole line of our LUMA B4 and LUMA P4 cob led grow lights We have cree cxb/cxa 3590/3070 and citizen 1812 for people to choose We can order any Bin of the cob...
  3. Med68w

    Timber grow

    Big one is Guava D 8 weeks, and li’l is bag seed that’s trying to catch up, but 3 weeks behind. 3x3 tent. Both from seed with a Timber 3CS. 6 x cxb3590 FFOF in 7gal geo pots. SCROG 3days ago.
  4. M

    DIY 1000w LED

    Greetings everyone It's been some years since i last purchased my MARS II. I think I got the idea via this site actually. So anyway, the time has come for me to get some fresh new gear. Therefor I have been looking at DIY LED projects on google. Nothing has changed, I mean... Surely everything...
  5. M

    DIY 1000w LED

    Greetings everyone It's been some years since i last purchased my MARS II. I think I got the idea via this site actually. So anyway, the time has come for me to get some fresh new gear. Therefor I have been looking at DIY LED projects on google. Nothing has changed, I mean... Surely everything...
  6. Geyapex Technology

    320W CXB3590 plus MeanWell driver, finally...just finished the prototype, will accept order soon

    Not that fast as I thought, but just finished one sample, look good... We have 4 cob panel and 4 cob bar for people to choose, cxb 3590, cxa 3590, cxb 3070, cxa 3070, meanwell HLG-240H-B, HLG-320H-B, Citizen CLU048-1812, CLU0481212 and Vero SE 29, all will be available soon...
  7. Knowledgeiskey

    added uvb-10 to 6 cob mix(2800k-6400k)

    4 weeks old had 4 chopped two were males,random bag seeds o.O, light: meanwell 320 1400, cree cbx3590's, 1x6400(70cri), 2x3500(80cri), 1x 3000k(90cri), 2x 2800(90cri), 2x26w uvb 10 clfs ffof soil & coarse perlite, neptunes harvest & seaweed w/ cal-mag, ph'd @ 5.8-6.4, smart pots, 4 weeks to...
  8. LED Light User

    VEG COB Combo

    Hi Guys Last Night I build up a Cree CXB 3590 2 COB Combo 3500K + 6500K for my Veg Box (0,6×0,6m/2×2) To fire up the Sun a MeanWell HLG-120H-C1400B with a 100k Poti (+/-3%=102.3kOhm) makes it easy to dim it up 102.3% with 3 COBs in Step 2 The COBs are active air cooled and 1.43A take out 99.8...
  9. DeMoNeye

    Quick Query on Cree COB/Meanwell Driver Running Efficency?

    I'm just about to wire up four Cree CXB3590-0000-000N0HCD35G to a Meanwell HLG-185H-C1400B 200.2W 1400mA71-143V. Will this run the COB undimmed at 100%? I will be including a 100k Ohm Potentiometer across the dimming wires, with a fixed short resistor at 10k Ohms. How should I set the dim to...
  10. Y

    6 x CXB3590 - how high should I turn them up?

    Hi, im running these with dimming option from HLG320 1400ma driver, CB binning How can I know how high to turn up the dimmer without causing deterimental effects to my plants? the plants are in 2.5 x 2.5 space thank you
  11. calliandra

    COB spacing in a 50x90cm closet?

    Hi folks! so I'm all ready to get my modular COB LED lighting going, but am a bit unsure about the spacing in my closet to get well distributed light. I've got 4 solo sets of Growmau5' passive cooled Cree Cobs (with CXB3590 3500°K 36v CD bin) which will be run on a 50W driver each. The closet...
  12. PDX Joe

    COB LED DIY Build Journal

    Okay, I finally started building my grow light. I am building a 3' wide x 3' deep x 5'-8" tall grow closet. My plan is to use a SCROG. The light will be built with: (4) Cree CXB 3590, 3500k, CD bin (4) Arctic Alpine 64 Plus (1) Meanwell HLG 240-1750b (1) Meanwell APV 12-12 Ledil Angelina...
  13. W

    Mean Well drivers power standards and modified sine wave inverter

    Hello people, my first post here, wonderful forum, I've been recently diving deep in the DIY COB word, digging the high-end CREE models and I'm getting a couple of 'Mean Well HLG-185H-C1400A' drivers for my setup. I'm interested in knowing about the effect of running the drivers on an inverter...
  14. Jp.the.pope

    Another CXB3590 diy thread --- PPFD and passive cooling questions

    Inspired by Captain Morgan's high efficiency 3x3 set up and everything Supra writes about high efficiency rigs. I'm hoping to do something similar. Priced out and sourced my CREEs. Top bin CXB3590s. Couple questions. I cannot for the life of me calculate PPFD, the conversions keep throwing me...
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