Keep in mind that LED fixtures sometimes use LED chips instead of lamps; for the sake of this exercise, we’re using “mean lamp lumens” to refer to both styles. Visual perception has two components: photopic and scotopic vision. 4.6 out of 5 stars 167. Remember, though, that this method only provides an educated guess; after running the following calculations, you’ll likely want to explore different LED wattages to find a better match for your needs. These outdoor LED fixtures produce around 9,000 lumens and most will experience savings of 74%. 1.) Before making the conclusion which is betterLED vs HPSgrow lights, it is important to explore deeper into factors like growth stages, room to grow, efficiency and ease of use … So converting to this fixture is definitely an upgrade over the light level that you currently have. is the best way to reach us). Simply enough, we love this stuff and look forward to helping you navigate the transition from HPS to LED. If we look back to step 6, we can note that the figure for the mean visible luminaire lumens of our customer’s 250w HPS wall pack was 10,881. However, knowing the wattage of your current fixture is the first step to determining which LED wall pack will provide the lighting you want. HPS/MH LED equivalent. Well, not quite. So this is my first grow. How hard is it to make the switch? To meet the collector-road lighting criteria, NLPIP found that when compared to HPS, current LED street lights: • can save a modest amount of energy, and • usually have a greater life cycle cost, with or without the need for new poles . Recent studies show that most of our visual perception is the result of a combined effort between the rods and cones. LPS are more efficient than HPS but emit a very dim, yellow light. For your convenience, we have developed the following table, “High Pressure Sodium (HPS) Mean Lumens and System Watts,” that lists the mean lumens for popular HPS lamp wattages (the table also includes other data that we will use in later steps). Not too long ago, Access Fixtures was contacted by a property owner seeking to upgrade her outdated 250w, 2100K, high pressure sodium (HPS) wall packs to LED wall packs. Give us a call at (. A wide variety of 400w hps led equivalent options are available to you, such as 3-year, 5-year. Because of the differences in HPS and LED technologies, you’ll have to make a series of calculations if you want to find a comparable LED wall pack to replace your HPS fixture. If you want to save yourself a call, you can use the following cheat sheet, “Approximate Luminaire Efficacy of HPS and LED Wall Packs,” to get straight to your answer. There is nothing wrong with your 600w hps for flower and there's no need to replace great equipment. We don’t expect you wade through all these calculations on your own—that’s why we’re here! So, to bring it back in, I would definitely pair those up. Pros of LED Grow Lights Today’s best LED grow lights can rival the production of HPS lights that use nearly twice the wattage, which adds up to great savings on the power bill. Most manufacturers will have data on initial light source lumens on record. 3.) I didn't even look at the led light you posted, cause I don't have too. Because of the differences in HPS and LED technologies, you’ll have to make a series of calculations if you want to find a comparable LED wall pack to replace your HPS fixture. LEDs are probably the best contenders in terms of spectrum at this stage, with newer full-spectrum models offering up to 11 bands of light wavelengths most needed by plants. The figure for the mean visible luminaire lumens of the 126w traditional wall pack is 15,130. Use the S/P ratio chart to select the S/P ratio for the LED wall pack. 18,229.13 x 83% = 15,130.18 mean visible luminaire lumens. 2.) At this point, we knew we were close. Easy enough, right? $53.99 $ 53. What you could do is get a couple of 110w boards for under $200 delivered … Mean lamp lumens is a lamp’s average lumen output over the course of its life. Is this true? Simply enough, we love this stuff and look forward to helping you navigate the transition from HPS to LED. Using her request as an example, we’ll walk you through how Access Fixtures lighting specialists found her just the right LED wall pack replacements to upgrade her outdated HPS luminaires. Marie’s streetlighting from HPS to HPS equivalent LED will provide the city with impressive cost savings by effectively reducing its energy consumption. A wide variety of hps led equivalent options are available to you, such as 1-year, 3-year, and 2-year. —right in the same ballpark as her 250w HPS. 70 watt HPS = 40 watt LED; 100 watt HPS = 50-60 watt LED; 150 watt HPS = 80-90 watt LED; 250 watt HPS = 90-125 watt LED; As you can see, LED lights use far less energy to produce light of a much better quality. Many first-time customers coming to Access Fixtures—even those new to the world of commercial lighting—know they want to upgrade to LED. Low and High Pressure Sodium costs vary depending on the specific type of light. Question. Once determining the S/P ratio, it is time to determine the visually effective lumens (VELs), also called pupil lumens or usable lumens. Some even come equipped with green diodes so you can check on your plants during the night cycle without doing any significant … Like most customers looking for an LED option, she wanted to take advantage of the superior efficiency of LED technology to save energy and reduce the need for maintenance. I’m guessing that it means 1400 lumens, which equates to maybe around 45watts? I have a 600w MH running right now in a 3x3x7. Using the table, we can see the mean lamp lumen output for our customer’s 250w high pressure sodium wall pack is 27,000 lumens. by Access Fixtures | Mar 25, 2016 | LED Retrofit Blogs, LED Wall Pack Blogs, Wall Pack Blogs, Wall Pack Learning. 100W LED High Bay Light,5500K Bright White,12500 Lumens,110V,350W-400W HPS Equivalent,Great High Bay LED Shop Lights for Warehouse Lighting Applications (100Watt) 4.2 out of 5 stars 94. To find the actual visibility provided by a fixture, you need to determine the S/P ratio and multiply it by the mean lumens of the luminaire. If you’re still unsure, call or email us a picture of your existing wall pack (sales@accessfixtures.com is the best way to reach us). Multiply the VELs we found in step 3 by the total luminaire efficacy we found in step 4. The new fixtures emit similar light; save an enormous amount of electricity; improve visibility; reduce the need for maintenance; and give off the warm, 3000K glow she wanted. Also recall our earlier discussion on lumen depreciation; LEDs depreciate far less drastically than HPS—so much so that an LED fixture at 85% of its rated life will perform as well as an HPS fixture at 50% of its rated life. For your convenience, we have developed the following table, “High Pressure Sodium (HPS) Mean Lumens and System Watts,” that lists the mean lumens for popular HPS lamp wattages (the table also includes other data that we will use in later steps). In the example of the 250w HPS, we would use the following equation: Luminaire Efficacy = Emitted Lumens / Lamp Lumens, The manufacturer of your HPS wall pack will have the figures for both emitted lumens and lamp lumens. LED Corn Light - 500W Equivalent HID Conversion - E39/E40 … We presented the 95w High Output LED Large Traditional Wall Pack 120v-277v as her ideal replacement. Hey everyone im running a 1000 watt hps and would like to switch over to a led system soon. Let’s face it, many LED grow lights are expensive! Due to the differences between HPS and LED technology, the calculations for LEDs are slightly different. 50% reduction in heat. Tap & Hold for zoomable view Tap & Hold to view from all angles LED Corn Light - 750W Equivalent HID Conversion - E39/E40 Mogul Base - 16,400 Lumens. A quick and effective way to estimate VELs for HPS fixtures is to multiply the mean lamp lumens by the S/P ratio. Some vendors believe 9,000 lumens is enough to replace a 400W Metal Halide. FREE Shipping by Amazon. If we compare the two mean visible luminaire lumens of the two wall packs, we can see that the 126w LED we used in step 6 would provide far more light than would be necessary. Find the Right LED Light Fixtures. It is important to note that the housing style of a fixture will affect its efficacy; a traditional wall pack will have greater efficacy than its full cutoff equivalent. 400 Watt Equivalent LED Wall Pack Chiuer 120W LED wall pack is 400-500 watt metal halide, HPS wall pack equivalent. 5.) We confirmed with the customer that she was using a 250w HPS wall pack. A higher S/P ratio will provide sharper vision and better color rendering. High pressure sodium (HPS) lamps start their operating life with a high lumen output that degrades over time. For the customer with a 250w HPS wall pack, the equation would look like this: 16,740 x 65% = 10,881 mean visible luminaire lumens. It is important to note that the housing style of a fixture will affect its efficacy; a traditional wall pack will have greater efficacy than its full cutoff equivalent. 3.) Our customer wanted her new LED wall pack to provide similar light intensity and color to her old HPS wall pack and this one seemed like the right one for the job. Use the S/P ratio chart to select the S/P ratio for the LED wall pack. The S/P ratio for a 3000K LED is 1.21, or 121%. Photopic vision refers to sight in high light levels and is controlled primarily by our cones. It is an inevitable fact that once you get keen on the growing business, you will immerse yourself into the focus of which is the best grow lights. And I say that and I use nothing but led now. This visual range is called the. Once realizing this, we ran the numbers for lower LED wattages until we found one that provided similar mean visible luminaire lumens to the customer’s HPS wall pack. Our customer’s 250w HPS wall pack had a traditional housing, so we can use 65%. Photo Description Tap to cycle through images. Your existing light fixture will display its wattage information: on a tag inside the luminaire, on the ballast, or on the lamp itself. If you’re still unsure, call or email us a picture of your existing wall pack (. Now I've been doing a bunch of research on legit companies and not such crazy pricing and came across the MAGNUM LEDS … It does not recommend the use of any specific LED equipment nor does it recommend the use of a specific supplier. We ran the calculations for a 95w wall pack to see if it would be a better fit for this customer, and it was! Due to the differences between HPS and LED technology, the calculations for LEDs are slightly different. For example, the US-made Platinum P450 274W LED grow light (which is listed as equivalent to a 600W HPS) offers 11 bands ranging from ultraviolet to infrared. For example: the customer had a 250w HPS wall pack; half of that is 125w. 99. Use the “Luminaire Efficacy of HPS and LED Wall Packs” table to determine the efficacy of the LED fixture. This also means that more light from LED is needed to achieve the same results as HPS. Yet, they produce an equal light quality to that of a 600-watt HPS. The ratio between a lamp’s scotopic luminance and its photopic luminance is called its S/P ratio. refers to sight in high light levels and is controlled primarily by our cones. Multiply mean lamp lumens by the S/P ratio to find the VELs of the LED fixture. . Once you know the mean visible luminaire lumens for the HPS wall pack, you have to find this same figure for LEDs and compare the two. Sodium … The efficacy of a traditional LED wall pack is 83%. No led that will fit a 200 dollar budget will ever keep up with a 600 watt hps/mh setup. The technology has become so efficient, cost-effective, versatile, and easy to maintain, it’s surpassing traditional lighting technologies faster than we ever could have expected. Take the following steps to find the mean visible luminaire lumens for the LED wall pack. She was happy with our solution, and the new LED wall packs were installed less than two weeks later. 6.) Does that 1400 mean wattage equivalent output… If so, that’s one monster LED. So, if you need help with your high pressure sodium … Mean visible luminaire lumens is the average number of lumens put out by a wall pack over its lifetime. Determining the best LED equivalent wall packs for your outdated HID units can be complicated. It throws about 11,348 mean visible luminaire lumens—right in the same ballpark as her 250w HPS. Our customer’s 250w HPS wall pack had a traditional housing, so we can use 65% for her equation. 864 400w hps led equivalent products are offered for sale by suppliers on Alibaba.com, of which flood lights accounts for 2%, street lights accounts for 1%, and grow lights accounts for 1%. Don't waste your money on cheap led lighting. . It is like the power conversion efficiency. Mean lamp lumens account for lumen depreciation with consideration to the amount of lumens emitted by the lamp after 50% of its rated life. If you’re not sure which LED fixture to use, a good starting point is to halve the HPS wattage as the ideal LED wattage. The S/P ratio for our customer’s 2100K 250w HPS wall pack is 0.62. 4.) If you want to save yourself a call, you can use the following cheat sheet, “Approximate Luminaire Efficacy of HPS and LED Wall Packs,” to get straight to your answer. My friend has been using a 90 watt ufo and its supposedly equivalent to a 400 watt hps. In their early days, LEDs were seen as low-wattage alternatives to HPS and MH. Click to Enlarge Click to view from all angles. We presented the, 95w High Output LED Large Traditional Wall Pack 120v-277v, as her ideal replacement. LEDs also offer dimming options and include a “night mode” that mimics the light wavelengths of the moon. This means purple LEDs are only half as efficient and white LEDs lag by 25%. installed? Hybrid = LED + HPS Grow Light Case Study. Recent studies show that most of our visual perception is the result of a combined effort between the rods and cones. Either way, LED lighting is around 50% more efficient than both HPS and LPS lighting. All the while, LEDs use less energy to produce the equivalent HPS wattage.For example, Kind’s K3L600 lights have an actual wattage of 320. This calculation is fairly simple. 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