LED light advice

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chris_356

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[font=Verdana, sans-serif]Hello everyone, [/font]
[font=Verdana, sans-serif]I want to recondition my RV trailer with new LED lamps. I understand that there are many pitfalls. And it is not easy just to take any LED lamp and buy it. I currently use fluorescent lamps, so maybe I will leave the fixture. I need approximately 30 lamps. Some 28 lamps for indoor and 2 lamps for outdoor usage. [/font]
[font=Verdana, sans-serif]Please, help me with the choice. How many lumens can you recommend? [/font]
 
It's hard to buy on Lumens. Each seller seems to have their own scale for that and color.

Some things to consider are will you be using shore power while you use the lights? Your converter will put out higher voltages and you may want to consider the more expensive regulated LEDs. Their downside is price and that they put out RFI.

The outside is easy if it's a normal socket and they still sell the big LEDs I got three years ago. I use a 120 emitter LED in our porch light and it will light up a tree line 30 strides from the trailer.

The florescent fixtures I have seen converted with LED tubes, LED strip lights or the panels with double sided tape. The panels I have seen at 10 for $17.99 shipped off of ebay.

With brightness and color, it's a personal thing so you may wish to order one and test it out before you buy for the whole trailer.
 
Lights should be replaced based on use to my thinking. If it's rarely used, why replace it...only those which are used a lot "need" to be changed.
 
bindi&us said:
Lights should be replaced based on use to my thinking. If it's rarely used, why replace it...only those which are used a lot "need" to be changed.

I agree and usually tell people to at least change the ones that get turned on and left on.
 
Just last night I was looking at my considerable pile of t-10 base LED bulbs I bought over a span of 2 years, looking for one which was not only bright enough, but also not too blue in color.  Of the 25 bulbs or so, none of them has seen much use.


While I do not like the blue tint, I am also not really fond of the warm white LED bulbs as their color is too artificial.  They are also not quite as bright as the cool white bulbs and slightly less efficient.

Now realize any LED bulb in an incandescent fixture has a battle  to fight.  An incandescent reflector is designed for a pinpoint source of light radially firing 360 degrees equally, but when one puts an LED bulb into it, even a radially firing one, the result is usually less than expected, with most of the light coming from the LEDS facing the open space below, and the leds trying to use the reflector not seeming to do much of anything.

I'm not sure what it is about the quality of reflected light from LEDS, besides the filament/ emitter differences, but I kind of gave up on using a halogen reflector with an LED bulb.

What I have found works best for me is the Single emitter with a projection lens.  These have the white light and the intensity I desire, and even though they poke out of my halogen fixtures and do not use the reflector at all, they are way brighter.

I've put my favorite bulbs into a 99 cent store gooseneck lamp and can aim the light where desired, and still have the light source shielded from my eyes.

One thing to be very aware of is that Lumens claims and wattage claims on Amazon and Ebay are rather ridiculous.  Nowhere near the lumens claimed and the wattage is a 'halogen equivalent'. ' 50 watt' LEDs will likely draw under 10 watts, and their 1000 lumen claim might be around 650, for both bulbs combined if sold in a pair.

There are lots of people who are sensitive to LED light. They see it flickering and it can geve them headaches or make them feel woozy if moving around in their light.

Even if one finds an LED bulb they like, and decides to order more from the same seller, what arrives can be a different color and intensity.  My experience was a crapshoot.  I found 1 5 SMD t-10 LED I liked the color of, and the intensity of, but wanted a bit more intensity, so I stepped up to their 9 SMD led bulb, same seller, same name brand, installed it and it was no brighter, drew twice the current and was several degrees bluer.

Reagrding my Pile of t-10 LED bulbs I  was staring at last night, I picked the two brightest to install into a dual  halogen reflector, and played with the focus.  Underwhelming to say the least.  I then cut 4 more holes in the reflector and hot glue gun'd 4 more of the brightest led bulbs into it for 6 total, and wired it all up.

Certainly brighter, but honestly 2 of the Cree projector bulbs would have more light, more easily aimed where desired, and draw less current.

The Newest LED emitter is the 5730 and it is brighter than 5050 or the smaller ones more numerous and tightly packed.

There are huge amounts of warehoused old LEDS sitting somewhere in china waiting for the 'click order' button to be pressed.
they might be cheap, they might even be acceptable in some fixtures, but I think I'd spend more to get some more obviously recent offerings they employ 5730 chips, or ones which use a Cree emitter behind a projector lens.

Some of the LED replacement bulbs for car reverse lamps are hideously bright.

http://www.amazon.com/JDM-ASTAR-Ext...UTF8&qid=1447448959&sr=1-2&keywords=cree+1156

I would take the conversion to LED slower, buy and try some of them in the most used fixtures, rather than committing to a large purchase of an unknown entity and hoping for the best.

In many RV fixtures the flat panel LEDS which make no attempt at using a reflector have the highest rates of satisfaction and reviews.

http://www.amazon.com/Gold-Stars-11...pebp=1447449195214&perid=0DDY7MYCJGANMYF0FCPG

http://www.amazon.com/GRV-Ba15s-48-...7449290&sr=8-65-spons&keywords=LED+1156&psc=1

I really enjoy being able to control the light intensity.  This device works great for LEDs:

http://www.amazon.com/Leegoal-LEDwh...qid=1447449383&sr=8-2&keywords=pwm+led+dimmer

The actual electronic guts of these take up very little room and I have relocated them into individual fixtures and use them to control one whole lighting circuit.

The electrical consumption when dimmed is significantly less at 80% brightness than it is at 100%.

Can't really stress how much I enjoy having them on a dimmer, wish I did it sooner now that the LEDs are actually bright enough to want to be able to dim them
 
SternWake said:
There are huge amounts of warehoused old LEDS sitting somewhere in china waiting for the 'click order' button to be pressed.
they might be cheap, they might even be acceptable in some fixtures, but I think I'd spend more to get some more obviously recent offerings they employ 5730 chips, or ones which use a Cree emitter behind a projector lens.
Yea, I agree with you.. that is why I am afraid to buy from Ebay. Besides, I had an awful experience 6 months ago. I ordered the headphones and the order was lost somewhere... I wrote to their support
Guys I want to find the outdoor light similar to it https://www.mrosupply.com/lighting/...r-light-fixtures/1431490_stl360_rab-lighting/
Maybe less expensive. Who knows where to find it locally? (Chicago area) I do not want to gamle online
 
chris_356 said:
Yea, I agree with you.. that is why I am afraid to buy from Ebay. Besides, I had an awful experience  6 months ago. I ordered the headphones and the order was lost somewhere... I wrote to their support
Guys I want to find the outdoor light similar to it https://www.mrosupply.com/lighting/...r-light-fixtures/1431490_stl360_rab-lighting/  
Maybe less expensive. Who knows where to find it locally? (Chicago area) I do not want to gamble online

I brought up the 5630 and 5730 chips as these are the most recent offerings, compared to smaller less bright Leds like the 5050.

The projector bulbs with a single chip behind a convex lens have met my expectations too..

I have gotten some red LEDs with the 5630 chips and they are significantly brighter, or at least they have the capability to be significantly brighter, compared to a 5050, if they are driven hard enough.

Honestly the best LEDs I have with a T10 wedge type base have been these Phillips bulbs in a warm white.  Not quite as warm as halogen lighting, but not too far away either. These give the most light for the amp draw of any 5050 multi LED I've tried, and do it with a single emitter, but no lens
 
http://www.amazon.com/Philips-retro...d=1447673557&sr=8-6&keywords=phillips+t10+led

These are actually a few years old now and their newer offerings are supposedly significantly better, and cheaper than the above link
  I think these are the latest T10 offering from phillips.

http://www.amazon.com/Philips-White...d=1447673651&sr=8-8&keywords=phillips+t10+led

Phillips is really putting the research dollars into making legitimate LED bulbs that will work properly in halogen reflectors for car turn/ brake signals.

Their reverse lights come in a few flavor bases too:

This is a common base on RV bulbs:

http://www.amazon.com/Philips-White...=1447673917&sr=8-1&keywords=phillips+1156+led

Some other 1156 LED bulbs meant to be reverse/back up bulbs can be obscenely bright:

http://www.amazon.com/JDM-ASTAR-Ext...qid=1447674053&sr=8-10&keywords=1156+led+cree

Interesting how they are really trying to use the reflectors on some models with LEDs that fire backwards into a chrome cone:

http://www.amazon.com/Super-Bright-...qid=1447674250&sr=8-11&keywords=1156+led+cree

I was hesitant to utilize reverse/ back up lights in constant duty to to the heat, but have no issues with my t-20 bulbs similar to these:
http://www.amazon.com/IG-Tuning-744...447674590&sr=8-21&keywords=t20+led+cree+white

It has been 2 years or more since I looked at the most recent offerings.  I might have to try some of them.

i did try some reverse Cree projectors in my reverse lamps but they were invisible to other drivers in the daytime at any angle to the back of the Van.  Diagonal parking spaces backing out was a hazard.

Do take note that placing any LED bulb in an exterior  vehicular fixture designed around an incandescent will likely not work properly.  Putting LED into a Van taillights could be a very bad idea. But the older simple parabolic lenses have a better chance of working acceptably, compared to newer vehicles whose reflector is dimpled and each dimple reproduces the exact shape of the filament from whatever angle it is viewed from.

Best not to take a chance.
 http://www.thetruthaboutcars.com/2015/03/piston-slap-traversing-world-led-retrofit-bulbs/

About that LED dimmer I linked to in a previous post, I found it makes my t20 crees whine slightly at certain dimness levels.  I could not hear it above my fans, but now that it has gotten cool I can hear them and turn them off and use other LEDs at a brighter setting, or just crank the fan speed back up.

Might drive a Dog nuts.


I have no issue ordering LEDS from Amazon prime, but the free shipping products that are not prime, are shipped from China and returns are not simple.  I was mailed a free replacement after one set arrived inoperable, but I had to email them a pic of the bulb.
 
5050 is the package size (5mm x 5mm, about 0.2 in), and has little to do with the LED specs other than maximum power. 5730 would be 5.7mm x 3mm.
 
I have quite a few of the 5050 SMD lights in warm white.  I think they are in the 3500 kelvin range.  The 6000 kelvin bright white are way to blue and cool feeling for my liking.  Dimmers are a definite plus.  The strip light in my rest room turned all the way down makes a pretty decent night light too.  The rest room door is shorter than the opening so the light comes out at ceiling height and lights up the area well.  No blinding light in the middle of the night if you have to get up.
 
The light output of an individual 5730 chip when driven to their max, exceeds that of a 5050 SMD driven to its max, at least on the inexpensive offerings.


My Phillips bulb has a single 5050 emitter that itself is brighter than any of the other multi 5050 offerings I have tried.

The 5730 chip seems to emit light at wider angles, in my subjective opinion.

If buying a bulb with 5730 chips/emitters, since they are the most recent offerings in the less expensive bulbs, are likely to not get a product which has been sitting on a shelf for years
 

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