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1  Economy / Computer hardware / Re: fans 4000k rpm 6000k rpm or more EU on: May 24, 2017, 08:03:55 AM
I often use these used server fans. With a little modification you get cheap high quality fan.
https://www.servershop24.de/komponenten/luefter/hp/hp-gehaeuse-luefter-ml370-g5-384884-001-409421-001/a-108820/
2  Bitcoin / Hardware / Re: can u gusy recommend me a good power surge protecction for S9? on: February 04, 2017, 10:02:31 PM
Basic surge protector for outlet is fine up to 3600W 230v.
http://www.apc.com/shop/fi/en/products/APC-Essential-SurgeArrest-1-outlet-230V-Germany/P-P1-GR
3  Bitcoin / Hardware / Re: Cooler Master MegaFlow 200 on: May 20, 2016, 05:28:00 PM
Quote from: scyth3 on May 20, 2016, 04:11:19 PM
Sleeve bearings are shit

not true, good quality sleeve bearings can last years but cheap sleeve bearings doesn't last long.
Cooler Master fans have quality sleeve bearings.
4  Bitcoin / Hardware / Re: [Guide] Dogie's Comprehensive Avalon Avalon6 Setup [HD] on: December 12, 2015, 07:17:58 PM
Why does that "Delta" fan is identical to Nidec VA450DC  Shocked
Nidec fan: http://www.nidec.com/en-EU/product/fan/category/F010/G090/P2000430/

Delta ffc series picture
5  Bitcoin / Mining / Re: New Industrail PSU - General electric CP3500 - 3.5-kilowatt on: May 16, 2015, 08:19:15 PM
I found out that ASTEC makes 833A 12V psu for industrial use, that's 10,000W!! Shocked

http://www.astecpowersupply.com/product_catalog_sec2.php

"these units are featured with internal forced air-cooling" pretty loud I guess.
6  Bitcoin / Hardware / Re: X3 Prospero Miner on: March 22, 2015, 05:39:53 PM
Yes you can run them from 240v outlet http://www.blackarrowsoftware.com/download/LCS1409301332S.pdf
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