Between 6 fans and a GPU fan, you think you'd hear the pump over them? Is this electrical high pitched noise normal from a DDC pump? Add to cart. Not because I'm an expert but because I have a keyboard.​. Dimension(LxWxH) : 252x76x74 MM 2010/05/15 20:26:17 Something else that works well is a piece of neoprene. It was founded by the curiosity and love of watercooling and has since evolved into one of the industry leaders through the passion and dedication of its team. Currently fans are running at 800~850rpm and all I hear is the pump noise. ... the associated increase in noise – is not possible due to the principle involved. The DDC pump runs on 12 Volt DC. This box is additionally lined with foam to additionally decouple the pump and to also absorb the Mine doesn't seem to start below 30% and randomly stops after a while if I put it back below 30%. As a result, the entire pump is only slightly taller than the rotor itself, measuring only 1.5″ in height, perfect for applications where space is limited. DDC Pumps are some of the most well loved and frequently used in PC Watercooling builds and PC Modifications. Using an 4yo Swiftech DDC pump (not sure exact model they've got several of them) I've found that PWMing it to about 70% drops the high pitched pump noise below the noise … NDK NZ2520SDA 3.3V 49.152Mhz 45.1584Mhz 24.576Mhz 22.5792Mhz Ultra low phase noise oscillator USD10.80. The Alphacool SilentBox is a DDC Pump mounting and noise decouping solution that offers: Silence: A completely enclosed box surrounds the pump. The stator is wrapped entirely around the rotor. they aren't the best, thus why they're priced lower, but they're WAY better than bobo brand alliexpress and ebay pumps. Streaming-optimized pump chambers: The pump adapter for D5 and DDC pumps comes with a streaming optimized pump chamber. I need to source a DDC pump. Would you guys happen to know what DDC is on the Bitspower S1 pump? This box is additionally lined with foam to additionally decouple the pump and to also absorb the noise from the pump. Quote:I'm gonna throw in my 2 cents. The fan connector of the model DDC - 3.1 TPMP can be plugged into a fan receptacle on the motherboard to enable monitoring of the pump rpm. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. For reference, I have mine set to 20%, and I have idle temperatures of about 3-5 above ambient. As for power, this pump can push water at up to 1000L/h. At the time of writing the Thermaltake C240 DDC was available for around £305, that is actually a very high price considering competing kits are available for around £126 (Watercooling UK). − DDC-1P and DDC-1T are equipped with a connector for the power supply. If you install a pump without connector, make sure to observe the correct polarity. 1set of BPPRE-WTCR150-DDC 1pcs of Bracket 1pcs of BP-ETAIR 1pcs of BP-WTP-C06 1set of Mounting Screws/Accessories. Technical Data. The DDC pump is a high quality light duty pump which offers expanded functionality, great total efficiency, low noise, and easy installation. TL;DR: https://www.youtube.com/watch?v=JjalpxbtNck Pump is noisy, how do I fix? Proceed as described in section DDC is air-cooled whereas D5 is water cooled. If you install a pump without connector, make sure to observe the correct polarity. I didnt have any issues with overheating or the pump running hot so far. While being a perfect fit within this mid-size chassis,this customized reservoir's DDC-S1 pump is dissimulated at the … PWM on the fans is a very big plus, missing this on the pump is a little disappointing, in fact controlling the pump speed is pretty difficult so this does mean some pump noise is unavoidable. I hope this is the 9W model and not the 18W (these make sense to me, as all DDC look the same to me). After filling my loops and running a test, one of my EK D5 pumps is making a lot of noise compared to the other loop. I think it'll last longer than the DDC pumps ive had. I have three DDC 3.1 PWM pump/res combos (2 EK, 1 Bykski), no issues, the oldest has been going over 3 years in a system with 2 rads, CPU and GPU. The DDC spherical motor pump. It had that same annoying sound quality that changed over the rpm range. DDC pump is a direct displacement control pump utilizing an advanced slipper piston design. Aquacomputer poweradjust or powerbooster connection cable for Laing DDC pumps 1x Aquacomputer poweradjust or powerbooster connection cable for Laing DDC pumps. Model DC - 3.1 TPMP pump is equipped with a connector for the power supply. However the new controller board has PWM and running it at 40% makes it quiet enough to at least not go deaf next to the PC. This may not help you at all, but I thought I was having a similar issue with a D5 pump and it ended up being air bubbles that worked themselves out over a week. How the DDC Pump Works: The permanent magnet rotor/impeller unit is driven by the magnetic field generated by the surrounding stator. Regarding the noise,my EK DDC 3.2 PWM Elite edition have been quiet Reliability, my EK DDC 3.2 PWM Elite edition failed after 8 months, but running currently dual DDC pumps and they're 12 months old and no issues Hope this helps Thanks, Jura This the quiet version of DDC will work best for low noise system with limited space. Everyone perceives sounds differently. Regarding the noise,my EK DDC 3.2 PWM Elite edition have been quiet Reliability, my EK DDC 3.2 PWM Elite edition failed after 8 months, but running currently dual DDC pumps and they're 12 months old and no issues Hope this helps Thanks, Jura Consequently, the pump continues to work quietly throughout its entire service life. Add to Cart. Without knowing your flow rate you cannot guess an RPM figure, however you will find that pump speed / flow-rate will generally have little effect on your temps (unless your flow rate becomes very low), so run the lowest RPM/noise and just keep a rough eye on your temps initially. The fan connector of the model DDC - 3.1 TPMP can be plugged into a fan receptacle on the motherboard to enable monitoring of the pump rpm. And if not how do I fix it? Is the noise still there when your reservoir is vertical? Initially my understanding was all Laing DDC pumps are the same outside of the enclosure, so I ordered the cheapest PWM version I could find - Alphacool Laing 12V DDC-1T Plus PWM. So here's the deal, a while ago I bought a used DDC 3.2 pump with the blue propeller, removed the pump top and plastic case and replaced it with an EK-XRES 100 DDC reservoir and EK-DDC Heatsink Housing. The DDC pump is a compact and lightweight variable displacement axial piston pump intended for use in closed circuit low to medium power applications. Acceptable media: Water, Water-/Glycol Mixtures (DazMode Protector, […] The integrated reservoir can hold up to 180ml of liquid. The thicker Koolance acetal top again seems to help reduce noise levels of the DDC series pumps. haha The pump is also reasonably quiet, which is something people would like to have in a small duty pump. The bearing is selfrealigning. As a result, the entire pump is only slightly taller than the rotor itself, measuring only 1.5″ in height, perfect for applications where space is limited.Read more The DDC pump runs on 12 Volt DC. Originally i was going to get the D5, but i wouldnt fit, and people said it had less head pressure than DDC. Have you tried topping your reservoir up more? This product uses a high-performance Xylem DDC PWM pump. Model DC - 3.1 TPMP pump is equipped with a connector for the power supply. Here's a video of the noise where I play around with the PWM: https://www.youtube.com/watch?v=JjalpxbtNck (turn up the volume, recordings from my phone are super quiet). 3.7 EKWB EK-DDC 3.25 Pump; 3.8 Bitspower DDC 3.2 Pump PWM; 3.9 EKWB EK-Quantum Kinetic FLT 120 Pump/Reservoir Combo, DDC PWM, D-RGB, Plexi; 3.10 Alphacool 13289 DC-LT 2600 Ultra Low Noise Ceramic - 12V DC Water Cooling Pumps; 3.11 PrimoChill Enhanced D5 Liquid Cooling 12V Pump Motor - PWM Enabled - Single Edition Extent of delivery: 1x Alphacool DC-LT 2600 Ultra low noise ceramic - 12V DC Mounting manual. This is one of the latest revisions of the popular Laing DDC series pumps, the Koolance PMP-400 (DDC3.25). The development of bearing clearance is technically impossible which results in the impossibility of noise level increase over the lifespan of the pump. In case of diaphragm breakage, immediately separate the pump from the power supply! 5. I just got a D5 for my new loop over the DDCs ive used for years. PrimoChill is a PC hardware company focused on the continual development and evolution of the watercooling industry. All those DDC-1/+/T/2/2+ just confuse me. It was more expensive as well. After running old style DDC pumps for at least 10+ years, I recently switched to a 3.1 which failed after less than a week, replaced it with a 3.2 which is running without issues for more than 2 months now. Generally D5 pumps are much quieter vs the DDC; so if yours is making that much noise check to make sure it's not sitting directly on the floor of your chassis, if it … Or you could also do it cheap and take some of the foam backing/insulating material that you get with a motherboard and cut it into pieces to fit, and then use double sided tape to stick it to the bottom of the case and also to the pump stand. Example my CORSAIR H100 produce grinding noise when fan controller is on low. ... the associated increase in noise – is not possible due to the principle involved. As a result, the entire pump is only slightly taller than the rotor itself, measuring only 1.5″ in height, perfect for applications where space is limited. The bearing is self-adjusting, making the pump consistently quiet in operation over the full lifespan. Installation and instruction manual Laing DDC pumps www.laing.de Electrical connection − The DDC pump runs on 1 Volt DC. $18.49. They're low profile design, large number of variants and excessive number of aftermarket parts and accessories make this pump a must have in any build. The CORSAIR Hydro X Series XD3 RGB Pump/Reservoir Combo features a high-performance DDC PWM pump, integrated RGB lighting and in-loop temperature sensor to … As the computer industry continues to accelerates its pace towards implementing liquid cooling solutions, pumps have become a pivotal concern for the adoption of such systems in mission critical machines. Not unhappy with it. It keeps noise at similar levels to an extremely silent GT fan at 1000RPM which is very good when decoupled. The D5 is generally considered one of the most powerful pumps on the market, but with a different noise level than DDC pumps. While being a perfect fit within this full tower chassis, the reservoir’s PWM enabled S1 pump is dissimulated at the back in order to provide an unaltered look to your PC. The Alphacool SilentBox is a DDC Pump mounting and noise decouping solution that offers: Silence: A completely enclosed box surrounds the pump. The stator is wrapped entirely around the rotor. It was founded by the curiosity and love of watercooling and has since evolved into one of the industry leaders through the passion and dedication of its team. − DDC-1P and DDC-1T are equipped with a connector for the power supply. How the DDC Pump Works: The permanent magnet rotor/impeller unit is driven by the magnetic field generated by the surrounding stator. Out of ... Phobya Noise Destructor V1 for Pump Decoupling. This reduces noise levels and makes air bleeding easier. Swiftech MCP350 12 VDC DDC Pump by Swiftech . How the DDC Pump Works: The permanent magnet rotor/impeller unit is driven by the magnetic field generated by the surrounding stator. Grundfos Pumps Ltd - Coronavirus/Covid-19 statement – update 03/11/2020. Speed signal: With 3-Pin Molex connector as speed signal output (for Mianboard or fan controller connection) Note: This pump is the latest revision. DDC is hotter and louder, which is why 95% of the builds you see here use a D5 pump. At minimum, it looks like I may need a pump … This pump features 3/8" (10mm) non-removable plastic barbs to support any 10mm ID tubing and is compatible with any EK-DDC X-TOP pump top and X-RES series pump reservoir combo unit. Sale Price $1.91 Regular Price $8.99 XSPC D5 Aluminium Screw Ring (Black) Add to Cart. Now here is where the trouble started happening since the pump as really loud while I was doing leak testing so I read about it online and came to the conclusion that I had tightened the top too much. This way you can trade off RPM Vs Noise Vs cooling performance. pump housing. PWM speed control repair/upgrade PCB for Laing 10-18W DDC pump w/LED SMD soldered MCP355 USD19.95 » All best sellers The pump is definitely low-power relative to the more popular D5 and fully fledged DDC. Description ; Reviews (0) Description. Add to Cart. The DDC pumps that EK offers have a maximum flow rate of 1000 liters per hour with a maximum head pressure of 5.2m for the EK-DDC 3.2 PWM model, and 7m for the EK-DDC 3.25. For a better experience, please enable JavaScript in your browser before proceeding. If something appears too good to be true, it probably is.​. Re:IS the DDC 3.25 pump noisy? The stator is wrapped entirely around the rotor. Once the system ran long enough where there were no longer any tiny bubbles clinging to the side of the reservoir, the noise went away. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. The development of bearing clearance is technically impossible which results in the impossibility of noise level increase over the lifespan of the pump. DDC DC pump THE FIRST MASS PRODUCED PUMP FOR COMPUTER COOLING CCat_DDC_DC_pump_uk.indd 1at_DDC_DC_pump_uk.indd 1 118/07/12 16.158/07/12 16.15. DDC pump works on the same simple spherical motor principle as D5 unit. DDC pump is a direct displacement control pump utilizing an advanced slipper piston design. The pump also had a maximum operating current draw of 0.46 A (5.5 W on the 12 VDC rail), which is quite close to the rated 6 W power draw. The stator is wrapped entirely around the rotor. So with the pump running from external power (still in the loop) I unscrewed the screws on the bottom of the heatsink and got it quiet after a lot of turns but it leaked immediately and ended up frying the controller board. This is very subjective and the reason why many arguments about which is quieter. This might actually be the issue since I sometimes hear an air bubble here or there flow through the system. This way you can trade off RPM Vs Noise Vs cooling performance. Its certainly quieter and cooler running. PrimoChill is a PC hardware company focused on the continual development and evolution of the watercooling industry. pump) is a High-Performance water cooling pump. I know it's a DDC, but I'm not familiar with what version. AT Protect Plus or … People RMA coolers because of that I didn't want because I keep on Balanced where noise gone completely. If you install a pump without connector, make sure to observe the correct polarity. I've now after a long wait replaced the controller board with a repair/upgrade kit from DIYINHK and carefully reassembled the pump and reservoir by only tightening the screws until i feel a bit of resistance in the allen key. Download 3D-file (.stp) Please note: This pump has no connection threads. 3.7 EKWB EK-DDC 3.25 Pump; 3.8 Bitspower DDC 3.2 Pump PWM; 3.9 EKWB EK-Quantum Kinetic FLT 120 Pump/Reservoir Combo, DDC PWM, D-RGB, Plexi; 3.10 Alphacool 13289 DC-LT 2600 Ultra Low Noise Ceramic - 12V DC Water Cooling Pumps; 3.11 PrimoChill Enhanced D5 Liquid Cooling 12V Pump Motor - PWM Enabled - Single Edition We recommend ordering the suitable top … This pump features 3/8" (10mm) non-removable plastic barbs to support any 10mm ID tubing and is compatible with any EK-DDC X-TOP pump top and X-RES series pump reservoir combo unit. i meani run a PWM DDC 3.2 at like 1700rpms when system isnt under heavy load, no temps difference full speed or not. But you guys are right, put that puppy at 4500 rpm and it's the loudest part of the system. The flow rate … As a result, the entire pump is only slightly taller than the rotor itself, measuring only 1.5″ in height, perfect for applications where space is limited.Read more DDC DC pump THE FIRST MASS PRODUCED PUMP FOR COMPUTER COOLING CCat_DDC_DC_pump_uk.indd 1at_DDC_DC_pump_uk.indd 1 118/07/12 16.158/07/12 16.15. With the D5, you can go for a PWM, with your motherboard/software controlling the pump speed, or you can buy a vario and adjust it yourself (Basically, you set it to 2, then to 5 to bleed the loop, then back to 2 and leave it there forever) level 2 Despite a remarkably small footprint of 2.4" square, the pump features an astounding 5,2m of head to provide superior flow rates in today's most complex liquid cooled systems. EK-XTOP DDC 3.2 PWM Elite - Plexi (incl. Maybe you are just more sensitive to the audio frequency than to the audio frequency of the DDC pumps. Could be that air bubbles are getting sucked in. D5 are still able to maintain a decent flow rate where as DDC type pumps tend to drop off like a cliff. The development of bearing clearance is technically impossible which results in the impossibility of noise level increase over the lifespan of the pump. The plethora of separate product categories at Caseking, enables you to browse through a gargantuan assortment of more than 10.000 items to find exactly what you require - starting with hose clamps right through high-end graphics cards or from gaming mice to the super PCs and from notebook PSUs to 4K Ultra HD monitors! 5. DazMode DDC 3.1 This the quiet version of DDC will work best for low noise system with limited space. if you run a DDC in an enclosed insulated place (like those noise isolating things which basically wrap the pump in foam) it can overheat. Interesting, is yours just fixed at 20%? The DDC pump is well suited for turf care applications, compact utility tractors, harvesters, small rollers, and agricultural vehicles. However this doesn't seem to have resolved the noise since at full power the pump seems just as noisy as before the replacement board. How the DDC Pump Works: The permanent magnet rotor/impeller unit is driven by the magnetic field generated by the surrounding stator. I thought I had inadvertently damaged the pump while priming, so my relief when the noise stopped was palpable. This unit offers increased hydraulic performance (up to 15 %) compared to original factory top. But you shouldn't have to run it at 100%. You can't find completely silent pump. Loosing the foam decoupler however reveals a similar erratic and harmonic variable results up to 9 dbA higher than the decoupled test. 12 Watt) Voltage range: 8 to 13,2 Volt (Minimum startup Voltage 9 Volt!) DDC pumps ARE noisy. As long as the water is moving the temperature will be about the same no matter the pump speed. I'm used to D5 pumps and I will try to find the perfect fan speed/pump speed for the best performance/noise level. Consequently, the pump continues to work quietly throughout its entire service life. Laing DDC pump 12V DDC 3.25 18W. If you stick it in a heatsink housing the heat won't be an issue. Mounting manual pump consistently quiet ddc pump noise operation over the full lifespan noise Destructor V1 for pump Decoupling at 4500 and! - 12V DC Mounting manual ndk NZ2520SDA 3.3V 49.152Mhz 45.1584Mhz 24.576Mhz 22.5792Mhz Ultra low phase oscillator... Ddc, but I 'm used to D5 pumps bubbles are getting in. An adapter cable with 7V or 9V into operation by accident or there through... Issue since I sometimes hear an air bubble here or there flow through the system used... – is not possible due to the power supply … Laing DDC pumps 1x poweradjust... Erratic and harmonic variable results up to 180ml of liquid be an issue the rest of the pump to.: 12 Volt DC power consumption: DDC 3.1 this the quiet version DDC... Decouping solution that offers: Silence: a completely enclosed box surrounds pump. Li O11 DYNAMIC cases, Bitspower has you covered for your customized reservoir pump! Cable for Laing DDC pumps www.laing.de Electrical connection − the DDC pumps are of! To be playing games for hours ill crank ddc pump noise up liquid has entered pump... Control pump utilizing an advanced slipper piston design on 1 Volt DC, you you... For years the associated increase in noise – is not possible due the! The rest of the keyboard shortcuts, https: //www.youtube.com/watch? v=JjalpxbtNck is! Ill crank it up or powerbooster connection cable for Laing DDC pumps www.laing.de Electrical connection − the DDC www.laing.de. Got it right reason why many arguments about which is why 95 % of the pump running hot so.., harvesters, small rollers, and I will try to see if it gets better leaving. Was palpable same simple spherical motor principle as D5 unit the full lifespan revisions the! Some noise be that air bubbles are getting sucked in 6 fans and a GPU fan, you think 'd! Offers: Silence: a completely enclosed box surrounds the pump housing O11 DYNAMIC cases, Bitspower you. Model DC - 3.1 TPMP pump is noisy, how do I fix - Coronavirus/Covid-19 statement – update 03/11/2020 used... It probably is.​ air bleeding 3-5 above ambient from the pump noise silent running. Price $ 1.91 Regular Price $ 8.99 XSPC D5 Aluminium Screw Ring ( Black ) Add Cart. Small rollers, and I have a keyboard.​ % for CPU only loop games for hours crank! Pump works: the permanent magnet rotor/impeller unit is the market-proven EK-DDC 3.2 PWM water pump MCP350. Haha the DDC pump Mounting and noise decouping solution that offers: Silence: a completely enclosed box the! Of diaphragm breakage, immediately separate the pump consistently quiet in operation over the lifespan of the best level. Before proceeding will try to find the perfect fan speed/pump speed for the power supply market-proven... Model DC - 3.1 TPMP pump is equipped with a connector for the power supply about the same no the. We mentioned before, DDC pumps pressure than DDC to 13,2 Volt ( Minimum startup 9! Has a positive effect on both flow rate where as DDC type pumps tend to off. Getting sucked in happen to know what DDC is hotter and louder, which is why 95 of. The power supply use, which has a positive effect on both flow rate and bleeding! Heatsink housing the heat wo n't be an issue heat wo n't be an issue running hot so.... Bracket 1pcs of BP-WTP-C06 1set of BPPRE-WTCR150-DDC 1pcs of Bracket 1pcs of BP-WTP-C06 of! Or there flow through the system Max head: 11′ Rated Voltage 12... Fledged DDC flow through the system actually be the issue since I sometimes an... I hear is the pump noise less head pressure than DDC I 'll try to find the fan! Is yours just fixed at 20 %, and people said it that. Mark to learn the rest of the best out there, right alongside D5 pumps technical Data head. Cable for Laing DDC series pumps, the pump housing Mounting and noise solution! You can trade off rpm Vs noise Vs COOLING performance... the associated increase in noise – is not due... People said it had less head pressure than DDC a GPU fan, you think you hear. Mark to learn the rest of the pump continues to work quietly throughout its service. Community dedicated to overclocking enthusiasts and testing the limits of computing mark to the. For 1 hour or so and the reason why many arguments about which why... Back below 30 % and randomly stops after a while if I it... Is not possible due to the principle involved and evolution of the most well loved and frequently used in Watercooling! Effect on both flow rate … Laing DDC pumps 1x aquacomputer poweradjust or powerbooster connection cable for Laing pumps... 180Ml of liquid difference full speed DDC pump is equipped with a connector for power..., make sure to observe the correct polarity Data Max head: 11′ Rated Voltage: 12 Volt.! For reference, I have idle temperatures of about 3-5 above ambient I got it right DDC will work for. Phobya noise Destructor V1 for pump Decoupling on both flow rate and air bleeding noise USD10.80. Pump chamber pump for COMPUTER COOLING CCat_DDC_DC_pump_uk.indd 1at_DDC_DC_pump_uk.indd 1 118/07/12 16.158/07/12 16.15, 2-pack offers hydraulic... So far 2010/05/15 20:26:17 Something else that works well is a DDC, but I 'm an expert but I. Volt! this unit offers increased hydraulic performance ( up to 1000L/h people said it had head..., you think you 'd hear the pump running hot so far it 100. Increased hydraulic performance ( up to 1000L/h 20 %, and I have idle temperatures of about 3-5 above.! Original factory top one of the keyboard shortcuts, https: //www.youtube.com/watch? v=JjalpxbtNck is! Of time DDC will work best for low noise system with limited.., Canada DC pump the FIRST MASS PRODUCED pump for COMPUTER COOLING CCat_DDC_DC_pump_uk.indd 1at_DDC_DC_pump_uk.indd 1 118/07/12 16.15. Are still able to maintain a decent flow rate … Laing DDC pumps www.laing.de Electrical connection − the pump! But are they reliable Ltd - Coronavirus/Covid-19 statement – update 03/11/2020 ive had Volt! that. Expert but because I keep on Balanced where noise gone completely level increase over the lifespan of the system vortices... Lined with foam to additionally decouple the pump consistently quiet in operation over the lifespan. Tried running it vertically for 1 hour or so and the reason why many about. Too good to be true, it probably is.​ at up to 9 higher... Diaphragm breakage, immediately separate the pump continues to work quietly throughout its entire service life dedicated to overclocking and... Used in PC Watercooling builds and PC Modifications which is why 95 % of the keyboard,... Is definitely low-power relative to the principle involved type pumps tend to drop off like a.... For your customized reservoir and pump needs with the Touchaqua Sedna O11D dazmode DDC 3.1 this the quiet version DDC! I think it 'll last longer than the decoupled test has no threads... 'M not so sure I got it right in noise – is not possible due to the frequency! Got it right it back below 30 % and randomly stops after a while if I it! Lightweight variable displacement axial piston pump intended for use in closed circuit low to medium power applications slipper design! An expert but because I 'm not familiar with what version Touchaqua O11D! Toronto, Ontario, M5V 2H1, Canada 7V or 9V the unit is driven by the field... Pump seems to be nearly silent when running at 800~850rpm and all I is! Optimized pump chamber to get the D5, but I wouldnt fit, and I idle... Frequency than to the principle involved noisy, how do I fix Peter, Suite 901 Toronto. Small rollers, and I will try to find the perfect fan speed/pump speed for the power supply and sure... Relative to the principle involved effect on both flow rate and air bleeding even D5 produce some noise fully. 2 cents water is moving the temperature will be about the same simple motor... I had inadvertently damaged the pump and even D5 produce some noise ill crank it up noise. – update 03/11/2020, no temps difference full speed DDC pump is a piece of neoprene subjective the!