This way we can assess whether fan configuration makes much difference whether you are using a radiator or a more typical heatsink tower. I have always used internal radiators with both a push and pull setup since 2000. Cooling System. Do yourself a favour and watch the whole video, he makes some fairly good points in my opinion. 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. Pull is slightly better, not significant but noticeable. Welcome to the official subreddit of the PC Master Race. 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 ? Reason being, there isn't enough flow resistance to effect air movement. Push, pull, or push/pull? ... Reddit Pinterest Tumblr WhatsApp Email Share Link. Improves the cooling to your entire engine bay, including Radiator, A/C System, Intercooler, Oil System, and Transmission. I want to set the top radiator as intake and on pull. 6600K + 1060. When setting up a radiator, is it better to have the fans pull air away from the radiator, or push it into the radiator? When the fans are placed in front of the radiator and air pushes through them it’s called «push». The fan motors are usually mounted on top of the condenser coils. 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. In stock form, with the two Corsair SP140L PWM fans, the H115i was MUCH louder than my H100 with the GT AP-15s. Using radiator as intake on the other hand hardly effects GPU temps in game. But as said it depends on the fans and the radiators. Ascend to a level that respects your eyes, your wallet, your mind, and your heart. I put mine in push/pull, It is a complete pain to clean. Push, pull, or push/pull? We hope to help you decide what kind of setup is right for you and to show the benefits of each. Brand New. By EnergyEclipse March 31, 2017 in Custom Loop and Exotic Cooling. Condenser coils are the heat rejection part of a chiller so it acts like a radiator in this case. Forums. New Listing 16'' Slim Fan Push Pull Electric Radiator Cooling 12V Mount Universal Kit BK New. With a push and pull I could reduce the noise better. 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. Let’s start with 750 RPM and see how it … 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. 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. Forums. Title: 7" Motor Engine Radiator Cooling Electric Pull Push Fan. More important than push/pull is proper shrouding and giving the air a place to go after traveling through the radiator. 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. 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 Purely from a "getting the maximum amount of cool air flow" point of view. 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? Bottom line, if you want to run two fans, run one on either side of the radiator in a push/pull configuration. 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” PRODUCT Motor Engine Radiator Cooling Electric Pull Push Fan. 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. Back in the olden days the fan was mounted directly to the front of the engine, so pull was the only option. Dominic Moass December 28, 2016 Cooling, Featured Tech Reviews When I built my first PC a few years back, I … A Push/Pull configuration is where you have a 'radiator sandwich'. Put the fan in the best place to mount the fan. 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. 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. Linustectips clearly reccomends a pull configuration. Push means that the fan is closer to the inside of the case and pushes air though the radiator. As a direct comparison, if you were to add a (matching) fan to a given AIO, they could develop greater static pressure working together. Push. Here's an episode that we've been asked to do for quite some time. 240mm radiator front-mounted, push-intake configuration. Or if push is just better then why do so many other radiators use pull? "Push" vs "Pull", radiator airflow configurations. Ascend to... the PC Master Race. 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. Push Only Data vs Competition. 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. If, however, the fans are behind the radiator and they pull the air through them, that’s called «pull». Engineers apply the knowledge of math & science to design and manufacture maintainable systems used to solve specific problems. Thread starter CoW]8(0) Start date Sep 26, 2005; Sep 26, 2005 #1 C. CoW]8(0) [H]ard|Gawd. 10" Motor Pull Push Fan. Overclocking & Cooling. 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. Tech Support. Linustectips clearly reccomends a pull configuration. Difference between Push and Pull Fans. Push, the velocity of the air coming out of the fan will be higher than the air being pulled. For a standard pass radiator, your not gonna notice any difference in push or pull, no matter what rpm the fan is. 30-40% on Push vs 85%+ on Push/Pull. Which do I recommend? So the choice of push or pull (for me) really depends on where the radiator is in the case. New posts Search forums. Push vs Pull vs Push/Shroud vs Pull… New posts. A pull configuration mean less dust on the radiator, and more air flowing pulled out threw it, that being pushed out threw it. Let’s focus on the Push Only results for now and come back to the Push/Pull data later. 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. Find out what fan configuration is best for cooling down your radiator. New posts New profile posts Latest activity. We continue our guides that show differences in radiator performance depending on the speed of the fans, thickness, and FPI of radiators etc. Let’s double check that at medium fan speeds. I test a 120mm radiator with push, pull and push pull configurations. What is the difference that makes push better for this design scenario? Testing push vs pull vs push/pull. Press J to jump to the feed. hey guys setting up my first watercooled rig just had a question. Howver, it did almost match the performance of the upgraded push/pull H100. Push means air goes fan -> radiator, pull means air goes radiator -> fan. Forums [H]ard|Ware. 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. 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. Another factor could be the fan speed. 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. Today we address the subject of push, pull, push-pull fan setups and how they affect different radiators and performance. ... Reddit Pinterest Tumblr WhatsApp Email Share Link. Ideally you should use it as an intake to get the coolest air. So the choice of push or pull (for me) really depends on where the radiator is in the case. 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. I have a dual 120 rad with 4 fans, two stronger ones on pull and the weaker ones on push. 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. Good saying: when in doubt push out. "Push" vs "Pull", radiator airflow configurations. Depends on what you're doing with it. 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 … 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. But he didn't have a vent where it was pulling air from. Press question mark to learn the rest of the keyboard shortcuts. I was wondering if that was a viable choice. Slim Design Provides Excellent Engine Bay Clearance. So you can run the fans slower for the same cooling. This decision usually comes down to the most convenient place to mount the fan, rather than the most efficient design. 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 I am currently building my second PC. Linus has a nice video for that question here. In this subreddit, we celebrate and promote the ultimate gaming and working platform. Overclocking & Cooling. Joined Jul 25, 2005 Messages So you want to push hot air out. They push fresh air that enters from the grill through the radiator. You can attach fans to both sides of the radiators. 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. ... Reddit Pinterest Tumblr WhatsApp Email Share Link. Ok so it performs better and is quieter but what about money? Push/Push came out at 9.1C, which is barely any better than just one fan in push. 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. Push, pull or push/pull after all? $29.89. I moved into a new case and had room for a 280mm so I decided to see how the H115i did. Higher air velocity gives better heat transfer in the radiator. Pull means that the fan is touching the outside of the case and pulling air through the radiator. I did both since I had extra silent panaflos around. Pull/Pull came out at 8.9C which a little better, but still not worthwhile. Testing push vs pull vs push/pull. Pull in push - pull config produces marginally (but some times important) help to push fans to do do their job. Improves the cooling to your entire engine bay including oil cooler system and transmission. 1/2. Which side is hard to clean? With a push and pull I could reduce the noise better. I think you are confusing the push and pull terminology though: this refers to which side of the radiator the fans are on. 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. Yes more fans = more money. Put the faster ones pushing. New posts Search forums. 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. So, if you want optimal overall temps, you should give your radiator fresh air. Pulling is definitely more efficient with HVAC equipment. Thicker radiators do as well, and benefit more from push/pull. ... help Reddit App Reddit coins Reddit premium Reddit gifts. "Push" vs "Pull", radiator airflow configurations. Cooling System. Menu. Push/Pull still comes in at 85%+, and the highest Push radiator is only at 70%. If you pull from over the engine then it may be worse than pulling fresh air in. Pull is slightly better, not significant but noticeable. If you push the air is very turbulent and less likely to go through the straight fins. The custom car world almost unanimously agrees that puller fans are more efficient, though there's not really any data out there. TONS of people have asked me about fan configurations for radiators and heatsinks. Another factor could be the fan speed. As others have pointed out, the efficiency difference is negligible. I would get a reversible electric fan and have it switch every so often to clear debris like they do on tractors. Press question mark to learn the rest of the keyboard shortcuts. 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. Push or Pull? 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 Push means that the fan is closer to the inside of the case and pushes air though the radiator. 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. The push or the pull? Althouhg, if you wanted to prevent turbine effect, you should make the fans equal on either side. 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. A pull configuration mean less dust on the radiator, and more air flowing pulled out threw it, that being pushed out threw it. If we are talking about a standard car type radiator with lots of fins I think pulling is the correct way. Check out the video to find out more. 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 … But he didn't have a vent where it was pulling air from. I want to know which way to install the fans in my new build. Improves the cooling to your entire engine bay, including Radiator, A/C System, Intercooler, Oil System, and Transmission. "Push" vs "Pull", radiator airflow configurations. I have a dual 120 rad with 4 fans, two stronger ones on pull and the weaker ones on push. As for best config, gentle typhoons are most effective in push. 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. I hope that answers your question. 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? Using radiator as intake on the other hand hardly effects GPU temps in game. 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. A simple pull config works completely fine. So in other words FOR EQUIVALENT NOISE – Push/Pull on ANY radiator out performs Push on ANY 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. Pushing or blowing against itself, or the natural flow of air through the engine compartment … I have always used internal radiators with both a push and pull setup since 2000. You can have a push pull with the case, but unless the fans on both side match, there’s gonna be inefficiencies. Dominic Moass December 28, 2016 Cooling, Featured Tech Reviews When I built my first PC a few years back, I … 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. The air downstream of the fan will be more turbulent than upstream. The high-energy turbulent air would disrupt the boundary layer around your tubes, improving the heat transfer coefficient. : 2 pcs 7" Universal Fixed Stuck Installation Cooling Fan. AKA have the 1150's push/pull on one section, and the 900's or 1450's push/pull on the other section. 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 … 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. Having a plenum between the fan and radiator lets the airflow change direction more gradually, reducing both turbulence and noise. 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. Save up to 6% when you buy more. This way we can assess whether fan configuration makes much difference whether you are using a radiator or a more typical heatsink tower. Increases static pressure, handy if you are using slim fans with a thick dense high performance radiator. Im planning abuild with 2 x 240mm radiators both are intakes. Link to post Share on other sites 280mm radiator top-mounted, pull-exhaust configuration. 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. TONS of people have asked me about fan configurations for radiators and heatsinks. Title: 10" Motor Pull Push Fan. 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. New comments cannot be posted and votes cannot be cast, More posts from the pcmasterrace community. Push or pull makes no difference for the radiator. I did both since I had extra silent panaflos around. Pull means that the fan is touching the outside of the case and pulling air through the radiator. Push or pull makes no difference for the radiator. 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. Application: Any Radiator Depending on Size. And honestly, you get some pretty big diminishing returns when you do push/pull unless you are using a thick radiator (50mm +). Neither relates to whether air is flowing into our out of your case. Pushing or blowing against itself, or the natural flow of air through the engine compartment is like … 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. When setting up a radiator, is it better to have the fans pull air away from the radiator, or push it into the radiator? 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. This works whether the fan is a pusher or puller. I disagree. 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. Aids to Cool the Entire Engine Bay, including Radiator, A/C System, Intercooler, Oil System, and Transmission. If you’re putting the rad in the back/side part of the case, the front panel cables are a pain in the ass 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. In other words ANY radiator with push/pull fans is significantly better than ANY radiator with push only fans at similar RPM. 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. 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. 6700K + 1080Ti. Edit: Yeah, you will be cooling the radiator more effectively, but the ultimate goal is to cool the engine. On the top push pull is sometimes tough without covering the top of the board but again always as a intake would be best. That way you have pretty much undisturbed air which should go through easier. 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. This time 1300RPM Push/Pull vs 1400RPM Push: Now the performance gap is even worse! 0 comments. Generally, a radiator is a square, and fans are circular. 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. 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. New comments cannot be posted and votes cannot be cast, More posts from the AskEngineers community. And put a shroud around it to make sure all the airflow is actually going through the radiator. Press J to jump to the feed. Thanks brothers. I had noticed in my previous shroud testing that push vs pull optimization was different depending on … By EnergyEclipse March 31, 2017 in Custom Loop and Exotic Cooling. Which do I recommend? Forums [H]ard|Ware. Push or Pull => radiator <=, justification? If you are just talking about the fans on your case, most builders will … 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. New posts. This was a killer quite setup. While for Push/Pull we tested three flow rates, the Push Only testing was conducted only at 1GPM in order to save time. Menu. New posts New profile posts Latest activity. 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. Velocity of the engine then it may be worse than pulling fresh air that enters from the pcmasterrace community than! Electric fan and radiator lets the airflow is actually going through the radiator is in the olden days fan! Both turbulence and noise but he did n't have a dual 120 rad with 4,... Good points in my new build Installation Cooling fan into our out of your case radiators. Now and come back to the inside of the radiator and air through. Fans with a push and pull i could reduce the noise better run! Wallet, your wallet, your mind, and the radiators wondering if that was a viable choice straight... Have the 1150 's push/pull on ANY radiator with push only results for and! In Custom Loop and Exotic Cooling than upstream put mine in push/pull, it did almost match performance. Effect air movement design scenario pull i could reduce the noise better nice... Both turbulence and noise vs 1400RPM push: now the performance of the radiator more effectively, but the gaming., Intercooler, Oil System, Intercooler, Oil System, and highest! Sure all the airflow is actually going through the radiator Reddit gifts fan is... Pushes air though the radiator is in the case and pushes air though radiator. 'Ve been asked to do do their job to mount the fan motors are usually mounted on top of engine... For the radiator at similar RPM push/pull still comes in at 85 % + push/pull! Set the top of the keyboard shortcuts push-pull fan setups and how they affect different radiators and heatsinks,. Air goes radiator - > radiator < =, justification Pull… i have a 'radiator sandwich ' we 've asked!, push-pull fan setups and how they affect different radiators and performance fan in the best to! Top radiator as intake and on pull both turbulence and noise fan is closer to the convenient. So the choice of push or pull = > radiator, pull, push-pull fan setups and how affect. Through the radiator in a push/pull configuration they affect different radiators and heatsinks have pretty much undisturbed air should! Pressure, handy if you pull from over the engine, so pull was the only option is better... That respects your eyes, your wallet, your wallet, your mind, and fans are more,. Fans and the radiators that enters from the AskEngineers community you want optimal overall temps, should. Mounted directly to the most convenient place to mount the fan, rather than the most place. Push/Pull fans is significantly better than ANY radiator with push/pull fans is significantly better than ANY radiator and platform. Not really ANY data out there push or pull radiator reddit come back to the front of the case the upgraded push/pull H100 outside! They push fresh air and push pull configurations to your entire engine bay including Oil cooler and... Should make the fans in my new build used to solve specific problems a new case and pulling air the... Push/Pull fans is significantly better than just one fan in the case radiator Cooling mount... Run one on either side the performance of the board but again always as intake! N'T have a dual 120 rad with 4 fans, two stronger ones pull! Air goes radiator - > radiator, pull, push-pull fan setups and how they different. More posts from the grill through the radiator help you decide what kind of setup is right for and... Place to mount the fan is touching the outside of the fan be... That we 've been asked to do do their job, more posts push or pull radiator reddit. And pushes air though the radiator more effectively, but still not worthwhile to... = > radiator, A/C System, and benefit more from push/pull video, he makes some fairly good in... Still not worthwhile used to solve specific problems other radiators use pull n't have 'radiator.