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skinnee
02-16-09, 12:18 AM
Alright, here is what you have all been waiting for...I'm not going to muck all this up with details, you can find the full write-up on my site, skinnee labs D5 Top comparison (http://www.skinneelabs.com/Pumps/D5/D5-Tops.html).

A look at the contenders.

http://www.skinneelabs.com/Pumps/D5/D5_Tops.jpg


Test Methodology

The pump testing loop is a completely separate loop on the test bench. The pump test loop is comprised of a custom built half gallon PVC reservoir, and gate valve for controlling flow. Bitspower 1/2" High-Flow fittings were used for consistency across all D5 pump top tests. I use an assortment of measurement tools for pump testing, here is the list.


Power: Mastech HY3005D (0-30V, 0-5A) Variable DC Power Supply
Volt/Amp Measurement: Fluke 23 Series II Digital Multimeter
Flow: King Instruments 7520 Rotameter, 0.5-5 GPM, 10" Scale
Flow Control: 3/4" Inlet-Outlet Gate Valve.
Pressure: Dwyer 490-3 Hydronic (Wet/Wet) Digital Manometer 0.00-50.00 PSI


For each configuration tested, the loop was bled and ran for 20 minutes prior to measurements taken. After 20 minutes, power to the pump was shutoff, and the Manometer was reset to zero PSI. This step ensures a proper measurement of the total dynamic pressure for the pump is recorded. Voltage is adjusted to 12.00 volts in order to achieve a constant voltage across all tests, voltage was verified prior to the 2 minute runtime and verified before measurements were recorded. Also to eliminate and pressure variation, each flow setting was , given a 2 minute runtime before measurements were recorded. For each flow setting the PSI, Voltage and Amperage are recorded.

Test Results


http://www.skinneelabs.com/Pumps/D5/D5-5_PerfChart.jpg

http://www.skinneelabs.com/Pumps/D5/D5-4_PerfChart.jpg

http://www.skinneelabs.com/Pumps/D5/D5-3_PerfChart.jpg

http://www.skinneelabs.com/Pumps/D5/D5-2_PerfChart.jpg

http://www.skinneelabs.com/Pumps/D5/D5-1_PerfChart.jpg


And there you have it, all the compiled data. Thanks for reading! :up:

muddocktor
02-16-09, 12:33 AM
Thank you for posting this skinnee. :thup: Your reviews are much appreciated.

rainless
02-16-09, 01:09 AM
Very cool... now if you could do a pondmaster 750 vs D5 comparison... :D

axis01
02-16-09, 01:38 AM
Looks like the Detroit and the EK are pretty much dead even across the board. From the looks of both, it's not hard to understand why. Guess it comes down to price and availability. Good work as usualy Skinnee.

Axis

voigts
02-16-09, 02:13 AM
As I posted over on XS, thank you for the time spent doing this. Great work as usual.

Linux_Box
02-16-09, 08:56 AM
Really great stuff. Thanks for taking the time to do research then share it with the rest of us. This is the kind of stuff people need to help educate them!!

Thanks a ton!! :)

Spawn-Inc
02-16-09, 03:27 PM
i can't remember where i saw it and can't seem to find it on google but i saw there was a D5 top from feser that had a res built in. it had various options for barbs (8 ports or so) and looks like a good idea if it could at the very least perform as good as stock.

gsrcrxsi
02-16-09, 03:35 PM
where can you get these tops from? i dont see any on petras or jab-tech

baditude_df
02-16-09, 06:24 PM
http://www.performance-pcs.com/catalog/index.php?main_page=index&cPath=59_439

muddocktor
02-16-09, 06:53 PM
Sidewinder Computers also has the EK D5 top (http://www.sidewindercomputers.com/ekwaekxforla.html) too.

And FrozenCPU has the Koolance D5 top (http://www.frozencpu.com/products/8151/ex-pmp-71/Koolance_G14_Threaded_Acetal_Pump_Base_for_PMP-450_MCP655_COV-PMP450A.html?tl=g30c107s156) also.

EDIT: And you can buy the Detroit Thermo top directly from the maker of them from this ebay link (http://cgi.ebay.com/DetroitAC-Pump-Top-for-the-Laing-D5-vario-pump_W0QQitemZ330281539404QQihZ014QQcategoryZ13150 3QQtcZphotoQQcmdZViewItemQQ_trksidZp1742.m153.l126 2).

skinnee
02-18-09, 09:10 AM
Thanks for the kind words everyone, I appreciate it!

i can't remember where i saw it and can't seem to find it on google but i saw there was a D5 top from feser that had a res built in. it had various options for barbs (8 ports or so) and looks like a good idea if it could at the very least perform as good as stock.

Primochill T5 IIRC.

The res-pump combo just hasn't made it into production yet. I have been told "soon" since Decemeber. :bang head

phil178821
02-18-09, 09:22 AM
Thanks for the kind words everyone, I appreciate it!



Primochill T5 IIRC.

The res-pump combo just hasn't made it into production yet. I have been told "soon" since Decemeber. :bang head

good work skinnee..

that primochill res/top looks interesting. anxious to see some figures on it..

Spawn-Inc
02-18-09, 06:00 PM
ahh yes, primochill i knew it was someone who made coloured tubing.

http://www.primochill.com/images/T3_Blue.jpg (http://www.overclock.net/water-cooling/398712-primochill-typhoon-reservoir-iii-inc-d5.html)