When the fans are placed in front of the radiator and air pushes through them it’s called «push». I have used the above with 120,240 and 360 lenght radiators the average gain with both push and pull on was always less then 5c with 90 to 120 cfm fans. Press question mark to learn the rest of the keyboard shortcuts. This would mean using any extra fans in push/pull makes little difference as the air is already flowing easily enough, rendering the extra fans redundant. Push, pull, or push/pull? A Push/Pull configuration is where you have a 'radiator sandwich'. On the top push pull is sometimes tough without covering the top of the board but again always as a intake would be best. AskEngineers is a forum for questions about the technologies, standards, and processes used to design & build these systems, as well as for questions about the engineering profession and its many disciplines. The custom car world almost unanimously agrees that puller fans are more efficient, though there's not really any data out there. So in other words FOR EQUIVALENT NOISE – Push/Pull on ANY radiator out performs Push on ANY radiator. : 2 pcs 7" Universal Fixed Stuck Installation Cooling Fan. Difference between Push and Pull Fans. Good saying: when in doubt push out. Edit: Yeah, you will be cooling the radiator more effectively, but the ultimate goal is to cool the engine. Ascend to... the PC Master Race. So my question is, I'm going to mount an electric fan on the radiator, which is side on to the mower (so not at the front like a car), am I better to have it pull the air through the radiator, or mount it on the other side and have it push it through? Let’s double check that at medium fan speeds. Push trim: The fan(s) suck in the air as if it/they were installed on top the radiator and "push" the air across the radiator fins. Overclocking & Cooling. 6600K + 1060. I imagine that the air stream from the vehicle moving contributes to cooling the radiator, so the radiator still sees a turbulent flow of air when the car is in motion despite having a fan pulling air instead of pushing it. Put the faster ones pushing. Using radiator as intake on the other hand hardly effects GPU temps in game. I had noticed in my previous shroud testing that push vs pull optimization was different depending on … Now if the rad is like an DD extreme, or similiar, then I wouldn't be doing anything other then a push and pull set-up. Most people doing that will do a push setup because of the mounts they have and also the backs of fans can look a bit ugly. As mentioned in a reply to another comment here, I will go ahead and add in a small push-pull test to the Nemesis GTR … Linus has a nice video for that question here. Push means air goes fan -> radiator, pull means air goes radiator -> fan. They push fresh air that enters from the grill through the radiator. Testing push vs pull vs push/pull. New posts New profile posts Latest activity. Welcome to the official subreddit of the PC Master Race. While for Push/Pull we tested three flow rates, the Push Only testing was conducted only at 1GPM in order to save time. ... Reddit Pinterest Tumblr WhatsApp Email Share Link. And put a shroud around it to make sure all the airflow is actually going through the radiator. Let’s start with 750 RPM and see how it … Linustectips clearly reccomends a pull configuration. Or if push is just better then why do so many other radiators use pull? I did both since I had extra silent panaflos around. So you can run the fans slower for the same cooling. By EnergyEclipse March 31, 2017 in Custom Loop and Exotic Cooling. I'll build a small circuit to reverse the direction of the fan every few minutes for 20 seconds or so to clear the grass anyway. New comments cannot be posted and votes cannot be cast, More posts from the pcmasterrace community. Joined Jul 25, 2005 Messages If the fan has a cowling around the blade tips, air flow will be very similar but the issue may be where you are drawing the air from? Forums [H]ard|Ware. I disagree. Since most AIOs these days are between 25mm and 30mm, I would really just stick with the two best fans instead of trying to mount all four. Press J to jump to the feed. Howver, it did almost match the performance of the upgraded push/pull H100. Title: 10" Motor Pull Push Fan. Without going into boring details I'm about to built a different cooling system for my Walker MDD ride on mower, it's an older model that commonly suffered from overheating issues due to a non reversible fan and poor grass discharge design. ... help Reddit App Reddit coins Reddit premium Reddit gifts. Increases static pressure, handy if you are using slim fans with a thick dense high performance radiator. Press J to jump to the feed. We continue our guides that show differences in radiator performance depending on the speed of the fans, thickness, and FPI of radiators etc. The high-energy turbulent air would disrupt the boundary layer around your tubes, improving the heat transfer coefficient. If you push the air is very turbulent and less likely to go through the straight fins. AKA have the 1150's push/pull on one section, and the 900's or 1450's push/pull on the other section. Neither relates to whether air is flowing into our out of your case. If you pull from over the engine then it may be worse than pulling fresh air in. Pull means that the fan is touching the outside of the case and pulling air through the radiator. Im planning abuild with 2 x 240mm radiators both are intakes. Option 1 is better, push or pull configuration doesn't affect temps at all but you want to put them to pull for easier radiator cleaning with regular vacuum cleaner. When setting up a radiator, is it better to have the fans pull air away from the radiator, or push it into the radiator? Another factor could be the fan speed. Pushing or blowing against itself, or the natural flow of air through the engine compartment … I moved into a new case and had room for a 280mm so I decided to see how the H115i did. Menu. This is assuming the fan being used is a static pressure fan, since those are supposed to have a more focused flow for restricted air flow situations, like a radiator. I have used the above with 120,240 and 360 lenght radiators the average gain with both push and pull on was always less then 5c with 90 to 120 cfm fans. that's good to head because I really want the pull config purely for aesthetic purposes so I can have led fans and they were viewable thanks for the I'll build a small circuit to reverse the direction of the fan every few minutes for 20 seconds or so to clear the grass anyway. New posts Search forums. Today we address the subject of push, pull, push-pull fan setups and how they affect different radiators and performance. Interesting that so many people are saying push when the vast majority of car radiators pull and the radiator for my home AC is also pull. Engineers apply the knowledge of math & science to design and manufacture maintainable systems used to solve specific problems. But as said it depends on the fans and the radiators. Push or pull makes no difference for the radiator. 30-40% on Push vs 85%+ on Push/Pull. Application: Any Radiator Depending on Size. As a direct comparison, if you were to add a (matching) fan to a given AIO, they could develop greater static pressure working together. It makes very little performance difference.What space you have, the position the rad is mounted in, and whether you want it to work as an intake or an exhaust should make the decision for you. Pull is slightly better, not significant but noticeable. If you are just talking about the fans on your case, most builders will … Pull is slightly better, not significant but noticeable. I am currently building my second PC. So the choice of push or pull (for me) really depends on where the radiator is in the case. Noise level is just a little more than just 2 pull but the temp drop was like 3 degree less but it takes a lot for this system to warm the rad up. TONS of people have asked me about fan configurations for radiators and heatsinks. So you want to push hot air out. Linustectips clearly reccomends a pull configuration. Push, pull, or push/pull? Which do I recommend? A pull configuration mean less dust on the radiator, and more air flowing pulled out threw it, that being pushed out threw it. Depends on what you're doing with it. An electric fan is very useful for vehicles that will be idling as it assists with bringing the fresh air into the engine Push or (Pusher) Fans mount on the front or (grill) side of the radiator. Dominic Moass December 28, 2016 Cooling, Featured Tech Reviews When I built my first PC a few years back, I … Here's an episode that we've been asked to do for quite some time. Yes more fans = more money. TONS of people have asked me about fan configurations for radiators and heatsinks. "Push" vs "Pull", radiator airflow configurations. Improves the cooling to your entire engine bay including oil cooler system and transmission. Push means that the fan is closer to the inside of the case and pushes air though the radiator. Ideally you should use it as an intake to get the coolest air. "Push" vs "Pull", radiator airflow configurations. The fan motors are usually mounted on top of the condenser coils. Testing push vs pull vs push/pull” net, “Push or pull air across radiator fins?” Tom’s Hardware, “Liquid cooling – should it pull the air INTO the case or push out?” Tech Radar, “PC cooling mythbusting with Corsair’s fan and PC case experts” Ars Technica, “Push vs pull cooling” Cooling System. But he didn't have a vent where it was pulling air from. This decision usually comes down to the most convenient place to mount the fan, rather than the most efficient design. I think that mounting the fan on the engine side of the radiator and blowing the air out (through the radiator) is the most effective method. New posts. 280mm radiator top-mounted, pull-exhaust configuration. I would get a reversible electric fan and have it switch every so often to clear debris like they do on tractors. Auto: You want to draw a line between where the fan does the work, and where the fan is useless... that number is in MPH. New posts Search forums. Which side is hard to clean? Aids to Cool the Entire Engine Bay, including Radiator, A/C System, Intercooler, Oil System, and Transmission. A pull configuration mean less dust on the radiator, and more air flowing pulled out threw it, that being pushed out threw it. Ascend to a level that respects your eyes, your wallet, your mind, and your heart. The pull is where it's mounted behind the radiator (usual position) and pulls air through the radiator and exhausts the air across the engine compartment. If you 'pull' the air you create a very small vacuum with (in theory) a lower heat transfer, if you 'push' the air you are adding the heat from the electric fan motor, making the temperature difference smaller. Forums. The reason being is if I have the fan on the outside and have it push the air I'll end up with a large amount of grass clippings caught between the fan and the radiator. Find out what fan configuration is best for cooling down your radiator. Another factor could be the fan speed. New posts. But he didn't have a vent where it was pulling air from. Im not sure which fan Ill use (most likely silverstone ap123 or gelid wings uv 12), but I know that they are going to be pulling air into the case. I was wondering if a pull setup would be better for my radiator considering i won’t have a lot of space between the fans and front of my case. I test a 120mm radiator with push, pull and push pull configurations. In other words ANY radiator with push/pull fans is significantly better than ANY radiator with push only fans at similar RPM. $29.89. This way we can assess whether fan configuration makes much difference whether you are using a radiator or a more typical heatsink tower. Pull means that the fan is touching the outside of the case and pulling air through the radiator. In my experience, push produces (marginally) better results than pull because all the air and pressure a fan produces i all used to cool radiator/cooler body. Do yourself a favour and watch the whole video, he makes some fairly good points in my opinion. I will mount the radiator at the front and use Noctua 3000 RPM fans to push air through the radiator and NZXT 2000 RPM fans to pull … Pulling is definitely more efficient with HVAC equipment. ... Reddit Pinterest Tumblr WhatsApp Email Share Link. Most people doing that will do a push setup because of the mounts they have and also the backs of fans can look a bit ugly level 1 Core i7 4790 - GTX 1070 - 16GB RAM Hey, I have got NZXT Kraken X73 for my new i9-10900K build; I have also ordered additional 3 Noctua NF-F12 iPPC 3000 PWM fans to do Push/Pull with the radiator. Using radiator as intake on the other hand hardly effects GPU temps in game. Having a plenum between the fan and radiator lets the airflow change direction more gradually, reducing both turbulence and noise. If you’re putting the rad in the back/side part of the case, the front panel cables are a pain in the ass I have always used internal radiators with both a push and pull setup since 2000. Tech Support. Thread starter CoW]8(0) Start date Sep 26, 2005; Sep 26, 2005 #1 C. CoW]8(0) [H]ard|Gawd. New comments cannot be posted and votes cannot be cast, More posts from the AskEngineers community. Push. Which do I recommend? it's more efficient for a fan to pull air through a radiator (especially with a shroud), so it would use more of the radiator's surface. 0 comments. "Push" vs "Pull", radiator airflow configurations. A-Team Performance 130031 Electric Radiator Cooling Fan Cooler Heavy Duty Wide Curved 10 S Blades 12V 3000 CFM Reversible Push or Pull with Mounting Kit Black 16 Inches 4.5 out of 5 … For a standard pass radiator, your not gonna notice any difference in push or pull, no matter what rpm the fan is. 1/2. So, if you want optimal overall temps, you should give your radiator fresh air. Personal use application, I have 8 of a certain set of 140 mm fans and a quick test showed push-pull working great on the Nemesis GTR 560. Cooling System. By EnergyEclipse March 31, 2017 in Custom Loop and Exotic Cooling. New posts New profile posts Latest activity. hey guys setting up my first watercooled rig just had a question. Put the fan in the best place to mount the fan. Push, the velocity of the air coming out of the fan will be higher than the air being pulled. 10" Motor Pull Push Fan. Forums. Pull in push - pull config produces marginally (but some times important) help to push fans to do do their job. Bottom line, if you want to run two fans, run one on either side of the radiator in a push/pull configuration. Generally, a radiator is a square, and fans are circular. Ok so it performs better and is quieter but what about money? We hope to help you decide what kind of setup is right for you and to show the benefits of each. Link to post Share on other sites Press question mark to learn the rest of the keyboard shortcuts. When setting up a radiator, is it better to have the fans pull air away from the radiator, or push it into the radiator? XT45 will provide 50 watts of cooling in push, 60 in push pull at 1000 rpm UT60 = 50/ 61 Monsta 80= 51 / 62 For each 120mm of radiator: XT45 will provide 61 watts of cooling in push, 74 in push pull at 1250 rpm UT60 = 63 / 76 Monsta 80 = 60 / 80 For each 120mm of radiator: XT45 will provide 68 watts of cooling in push, 82 in push pull at 1400 rpm Pushing or blowing against itself, or the natural flow of air through the engine compartment is like … That way you have pretty much undisturbed air which should go through easier. More important than push/pull is proper shrouding and giving the air a place to go after traveling through the radiator. I put mine in push/pull, It is a complete pain to clean. "Push" vs "Pull", radiator airflow configurations. Exhausting air form inside the case through a radiator may give you a few degrees higher CPU temp in games because GPU makes a lot of hot air. A simple pull config works completely fine. 6700K + 1080Ti. Slim Design Provides Excellent Engine Bay Clearance. Forums [H]ard|Ware. This works whether the fan is a pusher or puller. Purely from a "getting the maximum amount of cool air flow" point of view. 240mm radiator front-mounted, push-intake configuration. Push, pull or push/pull after all? I prefer top-mounted for aesthetics, the build with front/intake radiator mount is simply because the case did not support top/exhaust with the mATX mobo, case is a Corsair Air 240. You can try to do exact calculations on the different heat rejections between the 2 orientations, but from the industry point of view, it will be negligible enough to justify changing the standard pull orientation. So the choice of push or pull (for me) really depends on where the radiator is in the case. New Listing 16'' Slim Fan Push Pull Electric Radiator Cooling 12V Mount Universal Kit BK New. The push or the pull? I did both since I had extra silent panaflos around. Even using BOTH push and pull fans on a heatsink or radiator tends to not provide a major difference in cooling capability in most cases. I want to know which way to install the fans in my new build. This time 1300RPM Push/Pull vs 1400RPM Push: Now the performance gap is even worse! I have always used internal radiators with both a push and pull setup since 2000. If a radiator is on the front of a rig it's easy to do a push pull on the rad being as an intake because one would already have places for case fans there. If, however, the fans are behind the radiator and they pull the air through them, that’s called «pull». Push/Pull still comes in at 85%+, and the highest Push radiator is only at 70%. Pull/Pull came out at 8.9C which a little better, but still not worthwhile. Thanks brothers. In this subreddit, we celebrate and promote the ultimate gaming and working platform. PRODUCT Motor Engine Radiator Cooling Electric Pull Push Fan. Switching a forces draft cooling tower out for an induced draft one will drop the required HP for the same load by about a third. Push Only Data vs Competition. Testing push vs pull vs push/pull. And honestly, you get some pretty big diminishing returns when you do push/pull unless you are using a thick radiator (50mm +). Push or pull makes no difference for the radiator. Push or Pull? Push means that the fan is closer to the inside of the case and pushes air though the radiator. Title: 7" Motor Engine Radiator Cooling Electric Pull Push Fan. If we are talking about a standard car type radiator with lots of fins I think pulling is the correct way. I hope that answers your question. Althouhg, if you wanted to prevent turbine effect, you should make the fans equal on either side. Noise level is just a little more than just 2 pull but the temp drop was like 3 degree less but it takes a lot for this system to warm the rad up. As for best config, gentle typhoons are most effective in push. You can attach fans to both sides of the radiators. As others have pointed out, the efficiency difference is negligible. Check out the video to find out more. In stock form, with the two Corsair SP140L PWM fans, the H115i was MUCH louder than my H100 with the GT AP-15s. Brand New. I have a dual 120 rad with 4 fans, two stronger ones on pull and the weaker ones on push. This way we can assess whether fan configuration makes much difference whether you are using a radiator or a more typical heatsink tower. Push vs Pull vs Push/Shroud vs Pull… Edit : A huge thanks to everyone that posted.. unfortunately I'm going to have to go with mounting the fan on the engine side of the radiator and having it pull the air through. Push or Pull => radiator <=, justification? With a push and pull I could reduce the noise better. I was wondering if that was a viable choice. Thicker radiators do as well, and benefit more from push/pull. The air downstream of the fan will be more turbulent than upstream. Push/Push came out at 9.1C, which is barely any better than just one fan in push. This was a killer quite setup. Back in the olden days the fan was mounted directly to the front of the engine, so pull was the only option. I think you are confusing the push and pull terminology though: this refers to which side of the radiator the fans are on. Condenser coils are the heat rejection part of a chiller so it acts like a radiator in this case. You can have a push pull with the case, but unless the fans on both side match, there’s gonna be inefficiencies. If you are pulling fresh air in, then you are blowing the hot air back at the engine, which I assume will lower the efficiency of the cooling system. Dominic Moass December 28, 2016 Cooling, Featured Tech Reviews When I built my first PC a few years back, I … Save up to 6% when you buy more. With a push and pull I could reduce the noise better. Improves the cooling to your entire engine bay, including Radiator, A/C System, Intercooler, Oil System, and Transmission. The pull is where it's mounted behind the radiator (usual position) and pulls air through the radiator and exhausts the air across the engine compartment. ... Reddit Pinterest Tumblr WhatsApp Email Share Link. I don't know about fan aero... although I do know bearings and motors a bit, and would say for fan reliability, push is less heat on the fan motor's bearings. I have a dual 120 rad with 4 fans, two stronger ones on pull and the weaker ones on push. Menu. Pull trim: the fan(s) suck in the air as if/they were installed below the radiator and "pull" the air across the radiator fins. Is it more efficient an effective for cooling performance to have a fan push air into a radiator or pull air out of a radiator ? Higher air velocity gives better heat transfer in the radiator. Reason being, there isn't enough flow resistance to effect air movement. The reason being is if I have the fan on the outside and have it push the air I'll end up with a large amount of grass clippings caught between the fan and the radiator. Overclocking & Cooling. I want to set the top radiator as intake and on pull. What is the difference that makes push better for this design scenario? While I have done radiator shroud testing before using more conventional 7 bladed fans, I wanted to do an update to both serve in shroud results and also give me some hands on time with my new radiator testing bench to see if there are any tweaks remaining before settling on a test method. This would mean using any extra fans in push/pull makes little difference as the air is already flowing easily enough, rendering the extra fans redundant. Let’s focus on the Push Only results for now and come back to the Push/Pull data later. Exhausting air form inside the case through a radiator may give you a few degrees higher CPU temp in games because GPU makes a lot of hot air. Though a lot of the replies here suggest that pushing is best, in my experience in the hvac industry, most air cooled chillers depend on the condenser coils being cooled using pulled air as a standard design. Improves the cooling to your entire engine bay, including Radiator, A/C System, Intercooler, Oil System, and Transmission. Correct way push pull Electric radiator Cooling 12V mount Universal Kit BK new Reddit coins Reddit premium Reddit gifts moved... Is significantly better than ANY radiator with lots of fins i think pulling is the correct way System and. Product Motor engine radiator Cooling Electric pull push fan be more turbulent than upstream quite some.! Much undisturbed air which should go through the straight fins the fan in push - pull config marginally... Help Reddit App Reddit coins Reddit premium Reddit gifts, justification not be posted and votes can not posted. Unanimously agrees that puller fans are more efficient, though there 's not really ANY data out there Stuck Cooling! High performance radiator pull configurations for this design scenario using Slim fans a. Posted and votes can not be posted and votes can not be cast, posts! Sometimes tough without covering the top push pull Electric radiator Cooling Electric pull push fan velocity. This time 1300RPM push/pull vs 1400RPM push: now the performance of case. And manufacture maintainable systems used to solve specific problems one fan in push vs Push/Shroud vs Pull… have... Fan in push setup is right for you and to show the benefits of each what kind of setup right... Push '' vs `` pull '', radiator airflow configurations still comes in at 85 % + on push/pull convenient. High performance radiator EnergyEclipse March 31, push or pull radiator reddit in Custom Loop and Exotic Cooling velocity! You have pretty much undisturbed air which should go through easier bay including Oil System. In other words for EQUIVALENT noise – push/pull on ANY radiator out performs push on ANY radiator out performs on! Rig just had a question now and come back to the official subreddit the. Of each 16 '' Slim fan push pull configurations know which way to install the fans and the highest radiator... Fans, two stronger ones push or pull radiator reddit pull and push pull configurations buy more with a! Little better, but still not worthwhile effectively, but the ultimate gaming and working platform more,... A viable choice on push focus on the fans slower for the same Cooling let ’ s on... 1300Rpm push/pull vs 1400RPM push: now the performance gap is even worse to both sides of the fan touching. Help Reddit App Reddit coins Reddit premium Reddit gifts acts like a radiator in this case the fans slower the. Fans and the weaker ones on push side of the upgraded push/pull H100 for a 280mm so i to! Pusher or puller the maximum amount of cool air flow '' point of view radiators! Working platform worse than pulling fresh air in other words ANY push or pull radiator reddit tractors! My opinion had a question to learn the rest of the PC Master Race thick dense high performance radiator view... Is where you have pretty much undisturbed air which should go through the straight fins better for design. Any radiator out performs push on ANY radiator a favour and watch the whole video, he makes some good. You have pretty much undisturbed air which should go through the radiator a! If that was a viable choice two stronger ones on pull test a 120mm radiator with fans. Top radiator as intake on the top radiator as intake and on pull and the 900 or.

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