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ARCTIC Freezer 4U for AMD SP3, sTRX4, TR4, sWRX8 - 4U & UP, single tower CPU cooler, 2 x 120 mm fans, 400-2300 RPM, 4-pin PWM connector, 8 heatpipes

4.4 4.4 out of 5 stars 18 ratings

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Product Dimensions 4.88"L x 6.14"W x 5.98"H
Brand ARCTIC
Power Connector Type 4-Pin
Voltage 12 Volts
Cooling Method Air
Compatible Devices Desktop, Server
Noise Level 0.3 Sones
Maximum Rotational Speed 2300 RPM

About this item

  • COMPACT: The Freezer 4U is space-saving by design. It doesn't overhang RAM banks and can also be used on dual-CPU mainboards. With its installation height, the Freezer 4U fits into 4U server cases and larger
  • POWERFUL: Two in-house developed 120 mm fans provide excellent heat dissipation. PWM-adjustable for power-optimized operation
  • LONG-LASTING: The installed 120 mm fans have double ball bearings designed for continuous operation, which are particularly low-wear and are therefore ideal for 24/7 operation
  • EASY ASSEMBLY: The Freezer 4U is quick and easy to assemble: Thermal paste is included, mounting brackets are pre-installed and the installation kit uses proprietary mounting points
  • COMPATIBILITY: Specially designed air cooler for AMD's high-performance sWRX8/sTRX4/TR4/SP3 platforms (Ryzen Threadripper/Epyc processors)

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This Item
ARCTIC Freezer 4U for AMD SP3, sTRX4, TR4, sWRX8 - 4U & UP, single tower CPU cooler, 2 x 120 mm fans, 400-2300 RPM, 4-pin PWM connector, 8 heatpipes
ARCTIC Freezer 4U for AMD SP3, sTRX4, TR4, sWRX8 - 4U & UP, single tower CPU cooler, 2 x 120 mm fans, 400-2300 RPM, 4-pin PWM connector, 8 heatpipes
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PriceCurrently unavailable.$99.95$89.90-8% $119.95
List:$129.95
-8% $119.95
List:$129.95
$54.95
Delivery
Get it as soon as Tuesday, May 21
Get it as soon as Tuesday, May 21
Get it as soon as Tuesday, May 21
Get it as soon as Tuesday, May 21
Get it as soon as Tuesday, May 21
Customer Ratings
Noise level
4.8
4.8
4.8
4.8
4.7
4.7
Easy to install
4.3
4.6
4.9
4.7
4.4
4.4
Mounting system
4.2
4.6
4.8
4.7
4.7
4.5
Quality of material
4.8
5.0
4.9
4.9
Sold By
Noctua Cooling Solutions
Noctua Cooling Solutions
Noctua Cooling Solutions
Noctua Cooling Solutions
Noctua Cooling Solutions
cooling method
Air
Air
Air
Air
Air
Air
power connector type
4-Pin
4-Pin
4-Pin
4-Pin
4-Pin
4-Pin
compatible devices
Desktop, Server
Desktop
Desktop
Desktop
Desktop
Desktop
air flow capacity
102.1 cubic meters per hour
140.2 cubic meters per hour
78.9 cubic meters per hour
max rotational speed
2300 rpm
1500 rpm
1500 rpm
2000 rpm
1500 rpm
2000 rpm
noise level
0.3 sones
24.6 decibels
22.4 decibels
22.6 decibels
24.6 decibels
22.8 decibels
material
Copper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating
Copper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating
Copper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating
Copper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating
Copper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating

Product guides and documents


From the manufacturer

ARCTIC Freezer 4U SP3

Powerful fans in push-pull configuration

The installed PWM fans benefit from all the advantages of the award-winning P series. Designed for static pressure, the fans are ideal for the Freezer 4U SP3's high fin density and provide efficient heat dissipation in push-pull mode, even in power-hungry applications. Especially office workstations benefit from the quiet fans. The dual configuration also allows for inherent redundancy and protects the system from total shutdown caused by heat.

ARCTIC Freezer 4U SP3

ARCTIC Freezer 4U SP3

ARCTIC Freezer 4U SP3

ARCTIC Freezer 4U SP3

Designed for EPYC processors

The Freezer 4U SP3 is specially designed for Socket SP3 EPYC processors, but due to its design it is also compatible with Threadripper CPUs of the Naples, Rome and Milan families on TR4/sTRX4/sWRX8 sockets. With a maximum power consumption of only 2.88 W, the Freezer 4U cools even the most powerful AMD processors with 64 cores and 280 W TDP extremely efficiently.

Compact design - optimal compatibility

With its compact dimensions of just 156 x 124 mm, the Freezer 4U does not protrude above the memory banks or components in the socket area, making it suitable for dual-socket motherboards. The installation height of the Freezer 4U SP3 is only 152 mm, which means that it fits into classic 4U server racks as well as into most consumer 4U cases available on the market.

Designed for continuous operation

Both fans of the Freezer 4U SP3 are equipped with dual ball bearings, which allows for 24/7 continuous operation without the slightest compromise in performance. This type of bearing is much more resistant than conventional sleeve bearings or Fluid-Dynamic bearing and is therefore the perfect choice if you want to ensure fault-free continuous operation.

Premium thermal paste included

The Freezer 4U SP3 comes with MX-5 thermal paste. Thanks to its low viscosity and particle size, ARCTIC's Ultimate Performance thermal paste enables a very thin layer thickness and significantly reduces the heat build-up between the heat spreader of the CPU and the cooler. The thermal paste is neither conductive nor capacitive and is therefore absolutely safe to use.

Technical Specifications

General data

Compatibillity: AMD: SP3, TR4, sTRX4; Server Rack Unit4U & up; Heatsink: Single Tower Aluminum Heatsink; Fan: 2x 120mm PWM Fans; TIM: ARCTIC MX-5 0.8 g Syringe incl.; Noise Level: 40 dBA; Thermal Resistance: 0.134 (°C/W); Maximum TDP: 300 W; Dimensions: 124 mm (L) x 156 mm (W) x 152 (H) mm; Input Power: 2.88 W

Heatsink Specifications

Heat Pipe: Direct Touch, Ø 6 mm x 8; Number of Fins: 59; Fin Thickness: 0.4 mm; Fin Material: Aluminum; Weight: 1288 g

Fan Specifications

Speed: 400 - 2300 rpm ± 10%; RPM Control: Pulse Wide Modulation; Connector: 4-Pin 2510 Connector; Cable Length: 200 mm; Bearing: Dual Ball Bearing; Air Flow: 71.9 CFM | 122.16 m³/h; Static Pressure: 3.3 mm/H₂O; Single Fan Current: 0.12 A; Single Fan Voltage: 12 V DC; Operating Ambient Temperature: 0 - 40 °C

ARCTIC Freezer 4U SP3

Product information

Technical Details

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Additional Information

Warranty & Support

Amazon.com Return Policy:You may return any new computer purchased from Amazon.com that is "dead on arrival," arrives in damaged condition, or is still in unopened boxes, for a full refund within 30 days of purchase. Amazon.com reserves the right to test "dead on arrival" returns and impose a customer fee equal to 15 percent of the product sales price if the customer misrepresents the condition of the product. Any returned computer that is damaged through customer misuse, is missing parts, or is in unsellable condition due to customer tampering will result in the customer being charged a higher restocking fee based on the condition of the product. Amazon.com will not accept returns of any desktop or notebook computer more than 30 days after you receive the shipment. New, used, and refurbished products purchased from Marketplace vendors are subject to the returns policy of the individual vendor.

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ARCTIC Freezer 4U for AMD SP3, sTRX4, TR4, sWRX8 - 4U & UP, single tower CPU cooler, 2 x 120 mm fans, 400-2300 RPM, 4-pin PWM connector, 8 heatpipes

ARCTIC Freezer 4U for AMD SP3, sTRX4, TR4, sWRX8 - 4U & UP, single tower CPU cooler, 2 x 120 mm fans, 400-2300 RPM, 4-pin PWM connector, 8 heatpipes


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Customer reviews

4.4 out of 5 stars
4.4 out of 5
18 global ratings

Customers say

Customers like the quality and noise level of the electronic component fan. They say it's a fantastic cooler with lots of cooling capacity. However, some customers have reported issues with the mounting mechanism and screws. They also disagree on fit.

AI-generated from the text of customer reviews

6 customers mention6 positive0 negative

Customers are satisfied with the quality of the electronic component fan. They mention that it has a fantastic thermal performance, and it has lots of cooling capacity.

"...Even at full load, my CPU temps stay plenty cool and never exceeds 60°C...." Read more

"...and used two of these so far i can say thermally, this is a fantastic cooler...." Read more

"Was super easy to install on my 2970 WX and it cools just as good as 2 closed loop liquid setups (that failed) that I made the mistake of buying...." Read more

"phenominal cooler, although I'm not sure if it comes with enough thermal compound...." Read more

5 customers mention5 positive0 negative

Customers are satisfied with the noise level of the electronic component fan. They mention that it is very quiet with lots of cooling capacity.

"...The included dual 120mm fans spin up to 2000rpm, and are decently quiet, this is not a whisper quiet setup, but its definitely quiet enough...." Read more

"...Also isn't hellishly loud which is a plus.The mounting mechanism is *very* annoying though...." Read more

"It's a beast. It's quiet, it barely fits. I love it...." Read more

"...normal operation, they seem to stay in the 600-1200 range, and are very quiet...." Read more

6 customers mention3 positive3 negative

Customers are mixed about the fit of the electronic component fan. Some mention that it barely fits in a 4U case, while others say that it does not fit a PH2 head properly.

"It's a beast. It's quiet, it barely fits. I love it...." Read more

"...4: The mounting screws suck. They do not fit a PH2 head properly even though they're supposed to be made for it." Read more

"...It is exactly what I needed for my server build. AMAZING! Fits the Phanteks (PH-ES620PTG-DBK01) Enthoo Pro 2 Full Tower I have...." Read more

"...the mounting system could be a little better and 2) it will not fit in all 4U cases...." Read more

3 customers mention0 positive3 negative

Customers are dissatisfied with the mounting of the electronic component fan. They mention that the mounting mechanism is annoying and the screws suck.

"...The mounting mechanism is *very* annoying though...." Read more

"...Use the Y built on the first fan cable.4: The mounting screws suck...." Read more

"...the mounting system could be a little better and 2) it will not fit in all 4U cases...." Read more

Fits 4U case, keeps Epyc cool
4 Stars
Fits 4U case, keeps Epyc cool
As others have said, massive heat sink for Epyc processors that fits, just barely, in a 4U case. I got this to replace a Noctua NH-U9 TR4-SP3 - I love Noctua gear, but there is a significant design flaw in this heatsink: the orientation is wrong for a 4U case (see last picture, where both heatsinks are oriented the same way).Installation of the Freezer requires removal of the fans, as the screws (standard Philips, so no special tool needed) are obscured by the fans. As others have mentions, the fans are attached via custom plastic housing, but it comes off quite easily - just needs a little leverage under the catches. I expect that it would not be hard to pop the fans back on, but it might be hard to get them off again if you need to remove the heatsink for some reason.I didn't like the fans that came with it, so I replaced them with two NF-F12 industrialPPC-3000 PWM. These are rated for industrial environments and will spin up to 3000 rpm (if your Epyc needs cooling, why deny it?), but in normal operation, they seem to stay in the 600-1200 range, and are very quiet.Due to the custom attachment, this required some hacking, but 8 zip ties (4 to hold the fans tight against the heat sink, and 4 to serve simply as ends) works fine. If I ever have to take the heatsink off, I will have to redo this attachment, but I don't expect to have to do so during the lifetime of the server.
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Top reviews from the United States

Reviewed in the United States on May 9, 2022
This cooler works very well with my EPYC 7443p, even at full load, I typically don't exceed 60°C. However, the only drawback to this fan is the custom fans. This would probably the best air cooler for a 4U case on the market if it used standard 120mm chassis fans. Currently, if a fan dies, you have NO options for replacing it other than hoping you can still buy a fan from the MFG. If they used standard chassis fans, then at least you could replace or upgrade the fans as needed.

There is literally 1mm to spare between the case lid, and the heat-pipes. That is the only "bad" thing about it. Though its listed as fitting in a 4U case, it barely does so, so compatibility could be a problem if your 4U case uses a mono tray that is higher than the usual standoffs that screw directly not the chassis.

Quiet + Server rarely go in the same sentence. And those that need a server to be quiet are few and far in-between. This CPU HSF manages to straddle that border nicely. The included dual 120mm fans spin up to 2000rpm, and are decently quiet, this is not a whisper quiet setup, but its definitely quiet enough.

I'm cooling a EPYC 7443p in a Norco 4224 chassis. Even at full load, my CPU temps stay plenty cool and never exceeds 60°C.

My Norco has the 3x120 fan wall, and of the fans are Noctua IPPC NF-F12 3000rpm PWM fans, the rear fans are Noctua NF-A8 80mm fans. The CPU HSF uses its included 120mm dual fans.

Even with all fans at max speed, the loudest being the Noctua fans, my server hovers in the 50db region. But usually is around 44db and is quieter than my ceiling fans.
Customer image
5.0 out of 5 stars Impressively quiet, even at full speed, barely fits into my Norco 4224 4U case.
Reviewed in the United States on May 9, 2022
This cooler works very well with my EPYC 7443p, even at full load, I typically don't exceed 60°C. However, the only drawback to this fan is the custom fans. This would probably the best air cooler for a 4U case on the market if it used standard 120mm chassis fans. Currently, if a fan dies, you have NO options for replacing it other than hoping you can still buy a fan from the MFG. If they used standard chassis fans, then at least you could replace or upgrade the fans as needed.

There is literally 1mm to spare between the case lid, and the heat-pipes. That is the only "bad" thing about it. Though its listed as fitting in a 4U case, it barely does so, so compatibility could be a problem if your 4U case uses a mono tray that is higher than the usual standoffs that screw directly not the chassis.

Quiet + Server rarely go in the same sentence. And those that need a server to be quiet are few and far in-between. This CPU HSF manages to straddle that border nicely. The included dual 120mm fans spin up to 2000rpm, and are decently quiet, this is not a whisper quiet setup, but its definitely quiet enough.

I'm cooling a EPYC 7443p in a Norco 4224 chassis. Even at full load, my CPU temps stay plenty cool and never exceeds 60°C.

My Norco has the 3x120 fan wall, and of the fans are Noctua IPPC NF-F12 3000rpm PWM fans, the rear fans are Noctua NF-A8 80mm fans. The CPU HSF uses its included 120mm dual fans.

Even with all fans at max speed, the loudest being the Noctua fans, my server hovers in the 50db region. But usually is around 44db and is quieter than my ceiling fans.
Images in this review
Customer image Customer image Customer image Customer image
Customer imageCustomer imageCustomer imageCustomer image
6 people found this helpful
Report
Reviewed in the United States on August 12, 2022
Having bought and used two of these so far i can say thermally, this is a fantastic cooler. Under 100% 280W thermal loads it never even cracks 77C in most of my testing, good stuff there. Also isn't hellishly loud which is a plus.

The mounting mechanism is *very* annoying though. It requires a ton of patience as if you don't keep the EXACT amount of pressure on the entire thing at all times and very, very slowly tighten each screw in minute amounts going corner to opposite corner you'll just need to unscrew it all and start over. Much less user friendly than say, a noctua in that regard.

Also keep in mind while this says it's for 4U racks, you can run into situations where this will still be too tall. Specifically if you have a case with a motherboard tray. For example i needed to get extremely short standoffs via digikey(part number 4530A-632-AL) to fit this in a silverstone RM42-502, and even then it only *just barely* fits. Rosewill racks seem to be fine stock however.
One person found this helpful
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Reviewed in the United States on May 20, 2023
It's a beast. It's quiet, it barely fits. I love it.
Just make sure your case doesn't have really tall motherboard stand offs and it should fit.
Reviewed in the United States on May 5, 2023
"Barely fits" means it still fits. This monstrosity will fit in a Supermicro 846 chassis with only minor gotchas. It is quiet and is probably overkill for my 7282; though keeping my processor cool justifies this decision.

1: the lid will contact the heatpipes and lightly rest on them. Make sure you have empty space above the chassis lid when installing in a rack. It wasn't an issue for me but may put others off.

2: the 846 chassis is thankfully flexible enough to allow mounting the exhaust fan clips externally and routing the fan cables outside. If you don't move them you will need to take off the 2nd heatsink fan.

3: The 2nd fan has a short cable. Use the Y built on the first fan cable.

4: The mounting screws suck. They do not fit a PH2 head properly even though they're supposed to be made for it.
Customer image
5.0 out of 5 stars Fits in Supermicro 846 chassis
Reviewed in the United States on May 5, 2023
"Barely fits" means it still fits. This monstrosity will fit in a Supermicro 846 chassis with only minor gotchas. It is quiet and is probably overkill for my 7282; though keeping my processor cool justifies this decision.

1: the lid will contact the heatpipes and lightly rest on them. Make sure you have empty space above the chassis lid when installing in a rack. It wasn't an issue for me but may put others off.

2: the 846 chassis is thankfully flexible enough to allow mounting the exhaust fan clips externally and routing the fan cables outside. If you don't move them you will need to take off the 2nd heatsink fan.

3: The 2nd fan has a short cable. Use the Y built on the first fan cable.

4: The mounting screws suck. They do not fit a PH2 head properly even though they're supposed to be made for it.
Images in this review
Customer image Customer image Customer image Customer image Customer image
Customer imageCustomer imageCustomer imageCustomer imageCustomer image
2 people found this helpful
Report
Reviewed in the United States on May 28, 2023
As others have said, massive heat sink for Epyc processors that fits, just barely, in a 4U case. I got this to replace a Noctua NH-U9 TR4-SP3 - I love Noctua gear, but there is a significant design flaw in this heatsink: the orientation is wrong for a 4U case (see last picture, where both heatsinks are oriented the same way).

Installation of the Freezer requires removal of the fans, as the screws (standard Philips, so no special tool needed) are obscured by the fans. As others have mentions, the fans are attached via custom plastic housing, but it comes off quite easily - just needs a little leverage under the catches. I expect that it would not be hard to pop the fans back on, but it might be hard to get them off again if you need to remove the heatsink for some reason.

I didn't like the fans that came with it, so I replaced them with two NF-F12 industrialPPC-3000 PWM. These are rated for industrial environments and will spin up to 3000 rpm (if your Epyc needs cooling, why deny it?), but in normal operation, they seem to stay in the 600-1200 range, and are very quiet.

Due to the custom attachment, this required some hacking, but 8 zip ties (4 to hold the fans tight against the heat sink, and 4 to serve simply as ends) works fine. If I ever have to take the heatsink off, I will have to redo this attachment, but I don't expect to have to do so during the lifetime of the server.
Customer image
4.0 out of 5 stars Fits 4U case, keeps Epyc cool
Reviewed in the United States on May 28, 2023
As others have said, massive heat sink for Epyc processors that fits, just barely, in a 4U case. I got this to replace a Noctua NH-U9 TR4-SP3 - I love Noctua gear, but there is a significant design flaw in this heatsink: the orientation is wrong for a 4U case (see last picture, where both heatsinks are oriented the same way).

Installation of the Freezer requires removal of the fans, as the screws (standard Philips, so no special tool needed) are obscured by the fans. As others have mentions, the fans are attached via custom plastic housing, but it comes off quite easily - just needs a little leverage under the catches. I expect that it would not be hard to pop the fans back on, but it might be hard to get them off again if you need to remove the heatsink for some reason.

I didn't like the fans that came with it, so I replaced them with two NF-F12 industrialPPC-3000 PWM. These are rated for industrial environments and will spin up to 3000 rpm (if your Epyc needs cooling, why deny it?), but in normal operation, they seem to stay in the 600-1200 range, and are very quiet.

Due to the custom attachment, this required some hacking, but 8 zip ties (4 to hold the fans tight against the heat sink, and 4 to serve simply as ends) works fine. If I ever have to take the heatsink off, I will have to redo this attachment, but I don't expect to have to do so during the lifetime of the server.
Images in this review
Customer image Customer image Customer image Customer image
Customer imageCustomer imageCustomer imageCustomer image
Reviewed in the United States on June 16, 2023
Was super easy to install on my 2970 WX and it cools just as good as 2 closed loop liquid setups (that failed) that I made the mistake of buying. Lets face it, closed loop systems fail in time, these dont. The fans are super quiet and work fantastic because they are made to last.
Reviewed in the United States on July 14, 2023
I was pleasantly surprised with this cooler! The 64-core CPU I have in there can run and full bore with thermal throttling. It is exactly what I needed for my server build. AMAZING! Fits the Phanteks (PH-ES620PTG-DBK01) Enthoo Pro 2 Full Tower I have. It is also tall enough not to impede my memory sticks.