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Now we have more choice

PAR lower but spectrum full

See those pics, I am one of their suppliers. 1, the two 315w burners are not exactly same size, connect them together we cannot guarantee the power is same on two burners, the lower power one will broken first. 2, It's connected in series to produce acoustic resonance which is harmful to...

Not the best, Luxx DE is same as digilux and aruna, you will clear after reading my test report

Read the attached test report, you will clear how to choose the real DE

It is really much different than a regular MH. 4K MH 4k CMH

Isn't it connected with 2x 315w burner? Such DE CMH has high failture rate. Let me show you 630w burner below. This is single 630w burner DE,

The current 630w is made with 2x 315w

All above brand are from same company, there are only two companies make 315w CMH burner in China, you have no other choice.

The attach file can help you know more about 1000w DE bulb

LED don't have UV light, CMH is the best for indoor grow.

Any CMH bulbs can work with high frequency ballast, but with the risk of crack, low frequency square wave ballast is reliable for CMH.

I failed to upload pics, so I write at linkedin, you can read here https://www.linkedin.com/pulse/ir-problem-1000w-de-dennis-yang/?published=t

HI-PAR 1000W de? It is made by me for greenhouse with more infrared than normal, I didn't know they will sell it to indoor grower, surely the heat will too high if you set so close to plants. We have low infrared ones.

Welthink had been sold on June 2018, no matter what happened in this forums, it's all gone. New boss and me will attend CWCB Expo at the Jacob K. Javits Convention Center, New York. Booth No.448 I mainly in charge of grow light developing, will bring 2400umol/s 1000w DE HPS, 680umol/s 315w...

There is a regular E39 1000w with DE burner inside on the market, performance as well as DE, so as you don't need to use DE reflector

Customers demand more UV in 315w CMH for Cannabis grow, so we have developed a new one. Left is the one most companies selling on alibaba.com, right one is our new developed. I test with OHSP-350P, a new handheld tool. I set the light 50cm away from sensor, sorry for my messy...

As the first LF 315w and 860w ballast inventor, I suggest you don't use 630W DE on 1000w HF HPS ballast, it will crack approx 500 hours. And 630w DE CMH bulb is also not good, the 2 burners are not exactly same, after using a period of time one burner will brighter while another one will be...

I have collected some useful data to check the differences between cheap one and real one, see attached

As manufacturer I suggest you don't use 630wDE. 1. The 2 burner inside are not exactly same, after using a period of time, one will be more bright and another one will be darker, the spectrum will be no more as well as before. 2. one burner finish the whole DE will finish, why not use 2 X 315w ...