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Topic: (Review/Guide) WhatsMiner M3 11.5 Th/s, 2000W Bitcoin (SHA-256) ASIC miner - page 14. (Read 33534 times)

legendary
Activity: 2464
Merit: 1710
Electrical engineer. Mining since 2014.
What if u put it in a portable fridge and add inlet and exhaust or only external fan on inlet. Would that work?

If you mean something like in this video, it could work out. https://www.youtube.com/watch?v=QfMrOjezl7k
newbie
Activity: 35
Merit: 0
What if u put it in a portable fridge and add inlet and exhaust or only external fan on inlet. Would that work?
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
Nah. I only need it for one miner. Can i do it with different sound insulation or styrofoam?

yes get the smaller size


https://www.homedepot.com/p/UltraTouch-48-in-x-6-ft-Radiant-Barrier-30000-11406/100656748

and this fire blanket

https://www.amazon.com/Emergency-survival-Fiberglass-Blanket-fireplace/dp/B071744PRN/ref=sr_1_1_sspa?

use a piece of plywood


https://www.homedepot.com/p/Underlayment-Common-7-32-in-x-4-ft-x-8-ft-Actual-0-196-in-x-48-in-x-96-in-431178/203183010

make it  1 ft by 6 ft     four pieces

you have a left over  piece 2 ft by 4 foot.

the 4 long pieces make a U shape  line with the liner  you will have a left over piece of liner  use that for the top board.

the box will be 1 ft by 1 ft by 6 foot  the inside will be  11 inches by 11 inches it will fit the miner and the psu.



newbie
Activity: 35
Merit: 0
Nah. I only need it for one miner. Can i do it with different sound insulation or styrofoam?
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
So you only left the sides open? And you used insulation foam right?

six sided rectangle  with 2 ends open

the main sound deadner is this


https://www.homedepot.com/p/UltraTouch-48-in-x-6-ft-Radiant-Barrier-30000-11406/100656748


below for short proofing and fire resistant


https://www.amazon.com/Emergency-survival-Fiberglass-Blanket-fireplace/dp/B071744PRN/ref=sr_1_1_sspa?


if you build six feet long and 30 inches wide 1 foot tall  you can do 3 s-9's or 3 whatsminer m3's
newbie
Activity: 35
Merit: 0
So you only left the sides open? And you used insulation foam right?
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
legendary
Activity: 2464
Merit: 1710
Electrical engineer. Mining since 2014.
So in theory we can get a quieter 200cfm fan?
No, you can't quiet down this miner by changing a fan. Sorry.

It produces a lot of heat and needs a high level of cooling.
newbie
Activity: 35
Merit: 0
So in theory we can get a quieter 200cfm fan?
legendary
Activity: 2464
Merit: 1710
Electrical engineer. Mining since 2014.
Hello Everyone,

The normal temperature for whatsminer m3 is under 84 degree.

During Winter time, FANS rpm should be around 4,000

How about CFM value for each fan ?

they must be close to 200 cfm

I agree, if it is anything close to like the 6000rpm Delta fan model "QFR1212GHE",
when it comes to the technical specifications.

I tried to search for a data sheet for the KZ12038B012X fan, which the WhatsMiner has both in front and rear,
but I was unable to find anything.

Delta QFR1212GHE has a max airflow value of 210.4 CFM.
https://www.digikey.com/product-detail/en/delta-electronics/QFR1212GHE-SP01/603-1165-ND/1850534
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
Hello Everyone,

The normal temperature for whatsminer m3 is under 84 degree.

During Winter time, FANS rpm should be around 4,000

How about CFM value for each fan ?

they must be close to 200 cfm
legendary
Activity: 2464
Merit: 1710
Electrical engineer. Mining since 2014.
I updated the review post (the opening post) with the disassembly session and pictures I did back in November 20.
hero member
Activity: 2170
Merit: 612
Online Security & Investment Corporation
Hello Everyone,

The normal temperature for whatsminer m3 is under 84 degree.

During Winter time, FANS rpm should be around 4,000

How about CFM value for each fan ?
newbie
Activity: 19
Merit: 14
During Summer the RPM should be around 4700~5500
newbie
Activity: 19
Merit: 14
Hello Everyone,

The normal temperature for whatsminer m3 is under 84 degree.

During Winter time, FANS rpm should be around 4,000
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
Hi . I have bought one . But i have problem in this miner it reboot automatically after few minutes and never reach 9.3th . Also the fans speed are too slow its 1290 in , so the temperature adjust to over 80C and then after few minutes it shut down and reebot automatically . Whats the problem with this whatsminer M3 ??

I had the same issue with mine, I’ve added a vent bracket and a direct 3m duct outside, this has solved the shutdown issues, it’s still running at 83degrees, 11.5/th



yes  it needed the  air flow.

I had mine in a very cool place no issues about doing 11th.
jr. member
Activity: 63
Merit: 1
jr. member
Activity: 63
Merit: 1
Hi . I have bought one . But i have problem in this miner it reboot automatically after few minutes and never reach 9.3th . Also the fans speed are too slow its 1290 in , so the temperature adjust to over 80C and then after few minutes it shut down and reebot automatically . Whats the problem with this whatsminer M3 ??

I had the same issue with mine, I’ve added a vent bracket and a direct 3m duct outside, this has solved the shutdown issues, it’s still running at 83degrees, 11.5/th

legendary
Activity: 1624
Merit: 1130
Bitcoin FTW!
2000 Watt is too much for 11.5 TH
I can buy these miners if they need less power than 1400 Watt.
They’re trying to make the miner near the hashpower of the S9 but the major issue is that the chips are 28nm and it’s nearly as efficient as it can be on that platform. Mostly just the limitations of the node for power.
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