Best T5 HO conversion options? Worth considering at all?

1212ham

Well-Known Member
So as I was looking at old equipment and looking at options - I also was looking at veg LED options if I was going to try and veg in the same pots I flower in - so covering that larger footprint with veg focused spectrum would mean a new investment. I've got multiple T5 HO fixtures that now sit idle unused and I noticed there are some T5 HO specific LED conversion tubes (AgroLED for instance).

Are these T5 conversion bulbs worth a damn? Was thinking of a 6 or 8 bulb fixture and they were supposed to be top end ballasts (fulham) so would like to benefit from that original investment. The wide footprint is what I'm after for this - covering a 4x4 with veg spectrum/light levels being the goal.
I'm not impressed with the efficiency and cost of the conversion bulbs, especially the ones that don't bypass the ballast, a big waste of power. For the cost of conversion bulbs, you can build or by something better. Look at the lumen per watt and lumen per dollar, it's not so good. I look at it this way, what part of a T5 fixture is worth reusing? I'd keep the power cord and switch, and reuse or recycle the steel.
 

Xcoregamerskillz

Well-Known Member
I'm not impressed with the efficiency and cost of the conversion bulbs, especially the ones that don't bypass the ballast, a big waste of power. For the cost of conversion bulbs, you can build or by something better. Look at the lumen per watt and lumen per dollar, it's not so good. I look at it this way, what part of a T5 fixture is worth reusing? I'd keep the power cord and switch, and reuse or recycle the steel.
Yeah, it might make a good frame for some strips.
 

1212ham

Well-Known Member
No, the hanging pre built strip lights. Looks like a T8. They tend to hang them in factories and warehouses

4 Pack LED Shop Lights for Garage 36W 4FT 48 Inch BBOUNDER 3600 Lumens LED Utility Shop Light Fixture LED Garage Lights for Workshop https://www.amazon.com/dp/B076JB85M2/ref=cm_sw_r_cp_apa_i_e3RaCbKVMARD9
"★Super Bright★--As bright as the dawn on the horizon, 100 Lm/W, this Efficiency of LED is amazing!"

100Lm/W is about the same as screw-in LED, Samsung and Bridgelux strips are around 175Lm/W.

http://ledgardener.com/diy-led-strip-build-designs-samsung-bridgelux/
 

1212ham

Well-Known Member
They'll grow fine at around 3k-4k color temperature, they're just not real efficient. Probably better than a lot of blurples though. They certainly give a much better spread of light. And they are great in the shop when you're done growing with them. Try that with a blurple, lol
 

Xcoregamerskillz

Well-Known Member
They'll grow fine at around 3k-4k color temperature, they're just not real efficient. Probably better than a lot of blurples though. They certainly give a much better spread of light. And they are great in the shop when you're done growing with them. Try that with a blurple, lol
True true. I'm trying to nail down some prices. I do t want to skimp on lighting. R2T has yet to get back to me on my inquiry for 288V2. Those strips look legit tho, if I can find out what diode is on them. Atreum has 288v2s for 75 with heatsink, and will take less if you buy through eBay, or so I've heard. Thinking I wanna go with the strips tho, 4 maybe 5 in a 4x4. Thoughts?
 

1212ham

Well-Known Member
Any idea why everyone is using wagos on these? Are wire nuts too old fashioned?
Depending on the situation, I use wire nuts, Wago's, crimps, and solder etc. Wagos are convenient and reusable, but you can't put ten wires in a Wago, so a wire nut is cleaner and much more compact than three Wago's strung together. ;)
 

Airwalker16

Well-Known Member
Depending on the situation, I use wire nuts, Wago's, crimps, and solder etc. Wagos are convenient and reusable, but you can't put ten wires in a Wago, so a wire nut is cleaner and much more compact than three Wago's strung together. ;)
Wagos are used simply because of their reusability factor.
DIY since it started, especially in the early days, has always been a setback simply because people "can't" solder. So these make it very simple for people to connect wires together.
 

Xcoregamerskillz

Well-Known Member
Wagos are used simply because of their reusability factor.
DIY since it started, especially in the early days, has always been a setback simply because people "can't" solder. So these make it very simple for people to connect wires together.
A wire nuts does the same thing. I wonder if it's because wagos make it easier to make changes. I dunno. We basically never use those in the field.
 

Chip Green

Well-Known Member
people "can't" solder
Props to my old man, and his HAM radio technician days in the 1980's..... Been soldering since I was old enough to understand the meaning of the word, "HOT".....

Wire nuts, vs lever nuts is a draw. Whatever is closest, lying loose on the bench.
 

PhatNuggz

Well-Known Member
In what way?T5 grows excellent plants
I had a Quantum Boy T8: 8 bulbs. You never know when they lose sufficient power to do what you want, so I switched to LED replacements from Transcend Lighting, who has merged with somebody, but the longevity of them v florescents is unmistakable

What I really liked is that I could run 2/4/6, or, all 8 AND I could swap tubes during flower
 

PhatNuggz

Well-Known Member
Unable to edit the above: alas the cost per bulb is quite high, so I moved on to Amare Technology Hybrid lights. Their mono rings around the COBs are on a separate o/o switch, so I use the ~ 100w monos to veg and all for flower
 
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