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Philips 315w CDM Elite (CMH)

Horselover Fat

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If you do the test, please post it here.

For my experience, 1 single Dpap would fit perfectly in 60*120
Great light spread.

Thank you for the pics! I got the Dpapillon and it's set up now. That shit is bright and spreads the light well in the tent.

I do kind of wish I had shelled out for the Dimlux system, but I couldn't really rationalize the extra spending. So, sadly, no 5 hour sunrises and sunsets here :laughing: but maybe some day :artist:


Seriously though, this light really seems very bright and I'm already loving that I can actually see colours under it.
 

Ready4

Active member
Veteran
Thanks Rives & many others. Picked up a Sunlight LEC 315 awhile back and have been
100% satisfied. Damn is that light bright ! : > ) Cool to see the natural light, plants love it.
Very impressive compact unit, quiet. Amazing how bright, I put a small veg plant 4 feet below bulb for a couple days, it perked up immediately that far away. I have moved a plant outside the 3 x 3 range a bit to see how far light carried. I think 2 LEC's/similar could light a 4' x 8' table pretty damn good. Edges would not receive quite as much.

Very happy here ! Good luck to all.
 

Intimea

Active member
... I have moved a plant outside the 3 x 3 range a bit to see how far light carried. I think 2 LEC's/similar could light a 4' x 8' table pretty damn good. Edges would not receive quite as much.

Very happy here ! Good luck to all.

Well...it depends on what you're looking for.

I got multiple CMH fixtures since few years, and i tried them in several set-up.

This was my old growbox (120*180 or 4*6) with 2 fixtures...

picture.php


And in the same area I was able to use a single fixture to do this

picture.php


But, as i wrote above, it depends on what you're looking for about "quality"(I don't know how to explain...) of the flowers.

Buds will grow even with low light intensity, but they're not the same...now I use a single fixture for flowering in 60*120

picture.php


Or stacked with 1000w DE fixtures in bigger areas...the mixed spectrum will give you just happy plants :2cents:

With 2 fixtures, I think you are able to light real good a 90*120 (3*4) or at least 75*200 (2½*6½) area.
 

willowz

Member
are 315's in a 3X3 good for flowering?

also anyone tried nanolux?

I have 2 Nanolux CMH 630W Double Lamp Fixture's for 2 4x4 tents. I don't see why you would buy the Sun System or the other single fixture mountings for the same cost of the double lamp fixture. You get more lumen output and the option to add different spectrum LEC bulbs depending on what stage of growth you're at...
 
after finishing my first run with 2, 315'2 in a 4*4. I think that it was over kill without significant gain.... 2 would probably be great in a 5*5 or so. and I still love 1/ 3*3.... I may try and go 1/4*4 over 1 plant each and see how i do...
 

rives

Inveterate Tinkerer
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Anybody rimunning the new 315 watt digital ballasts with a flip box ?

I don't recall anyone trying this yet. You would need to cold flip them, the ballast has protective circuitry built in for things like lamp end-of-life sensing that aren't going to be compatible with hot flipping them.
 

j78z

Member
Rives thanks for the replay , i kinda figured they'd have to be cold flipped but wasn't sure. Question #2 -are the new phantom/nanolux digital ballasts using the phillips ballast inside their outer casing or are the using cheap chinese bullshit like the Wellthink and re-casing the thing and throwing their labels on them ?
 

Jhhnn

Active member
Veteran
Rives thanks for the replay , i kinda figured they'd have to be cold flipped but wasn't sure. Question #2 -are the new phantom/nanolux digital ballasts using the phillips ballast inside their outer casing or are the using cheap chinese bullshit like the Wellthink and re-casing the thing and throwing their labels on them ?

I think it's safe to assume that 120v ballasts are not from Philips. I have no experience with Nanolux or Phantom ballasts but I'd think quality would be on a par with their other products.

I also think Nanolux is marketing 315 lamps not of Philips manufacture-

http://growershouse.com/nanolux-max...-4k?keyword=&gclid=CIWOwd7OrsoCFQ2UaQodzYAMoA
 

rives

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I agree with Jhhnn, it's pretty much a given that the ballasts are not repackaged Philips units - wrong voltage, too inexpensive, etc.

Jhhnn, that lamp is interesting. I've been wondering when another manufacturer would jump in. It's taken longer than I would have expected.
 

Jhhnn

Active member
Veteran
I agree with Jhhnn, it's pretty much a given that the ballasts are not repackaged Philips units - wrong voltage, too inexpensive, etc.

Jhhnn, that lamp is interesting. I've been wondering when another manufacturer would jump in. It's taken longer than I would have expected.

I think that 315 market penetration has been slow because upfront costs have been high even for commercial/ industrial applications.

As that has progressed, a user base has been established that's big enough to maybe support another lamp maker's R&D & tooling costs.

The proliferation of 120v ballasts indicates sufficient demand in our little corner of the lighting universe, as well, so I figure prices will come down more over time encouraging even greater use.

They're simply the best tech available for a lot of small growers, particularly growers who need to use air cooling rather than A/C.

Going up the scale to where A/C is absolutely necessary I think the advantage probably switches to DE HPS tech at some point or another.
 

willowz

Member
I think it's safe to assume that 120v ballasts are not from Philips. I have no experience with Nanolux or Phantom ballasts but I'd think quality would be on a par with their other products.

I also think Nanolux is marketing 315 lamps not of Philips manufacture-

http://growershouse.com/nanolux-max...-4k?keyword=&gclid=CIWOwd7OrsoCFQ2UaQodzYAMoA

Are those bulbs custom made by Nanolux?

I also think Dual fixture CMH lamps using such customized 3100ºK bulbs would be just as good as a DE HPS. And you get to save money on A/C costs in large-scale operations. You would recoup the initial upfront costs easily with A/C savings, electric usage, and bulb longevity.

Just my 2 cents.
 

Avinash.miles

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Are those bulbs custom made by Nanolux?

I also think Dual fixture CMH lamps using such customized 3100ºK bulbs would be just as good as a DE HPS. And you get to save money on A/C costs in large-scale operations. You would recoup the initial upfront costs easily with A/C savings, electric usage, and bulb longevity.

Just my 2 cents.

2 x 315w = 1kw HPS - i can roll with that
2 x 315w = 1kw DE HPS - not too sure about that
 

McKush

Éirinn go Brách
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I use and like both of them but agree with Avinish for flower i still prefer DE. Both are great options and the entire system needs to be considered.

For flower i would go DE as long as you can condition the air
 

Avinash.miles

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yhea, i hate to say it but that "beast" with 2x 315's and a 1kw DE in the center all in one fixture starts looking real good,
can use CMH to veg then bloom under DE HPS, finish with the CMH if u please.... or if temps get high the DE HPS can cut off and the CMH can keep things going.
 

McKush

Éirinn go Brách
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Thats where im considering to go next but with 2 greenbeams and an epap. I only will ever have this one 5x6 flower room and dont mind spending the money on it. Would allow for a lot of possibilities like u mentioned. Gotta redress my ac to a minisplit first though
 

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