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ID-COOLING IS-55 Black CPU Cooler Low Profile 57mm Height CPU Air Cooler 5 Heatpipes 120x120x15mm Slim Fan, CPU Fan for Intel LGA1851/1700/115X/1200; AMD AM4/AM5
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AI Verdict
This 57mm tall air cooler with 5 heatpipes and a 120x120x15mm fan is for small form factor builds needing more than stock cooling without sacrificing RAM clearance with low-profile modules.
This cooler is a strong contender for ultra-compact builds due to its 57mm height and reported ability to cool CPUs up to 125W. However, its compatibility is highly dependent on using low-profile RAM and checking for motherboard VRM clearance.
If your build requires higher cooling capacity or you prefer standard height RAM, look for coolers with a higher TDP rating and a larger clearance for memory modules.
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Pros
- The cooler's 57mm total height fits into ultra-compact HTPC, ITX, and Small Form Factor cases.
- It features 5 heat pipes and a copper core base for efficient heat transfer.
- The 120x120x15mm PWM fan operates at a low noise level, ranging from 13.8-31.2dB(A), while delivering up to 54.6CFM airflow.
- Users report it can handle a 125W Cinebench load with CPU temperatures in the low 90s, and 100W gaming loads in the low 80s.
- Mounting is straightforward and similar to Noctua coolers.
Cons
- Requires low-profile RAM modules for proper clearance, as standard height RAM can interfere with the heatsink fins.
- The included fan is described by some users as feeling "super cheap" and may not perform optimally under heavy loads without replacement.
- Compatibility issues have been reported with specific Mini-ITX motherboards due to large VRM heatsinks, such as the AsRock B550 Phantom Gaming 4 ITX and Aorus B550i.
- The fan screws included with the cooler may not be compatible if you attempt to swap the stock fan for a different slim 120mm fan.
Dimension Scores
The cooler features 5 heatpipes and a copper core base, with user reports indicating it can manage 125W CPUs in the low 90s, which is above average for its 57mm height.
The 120mm PWM fan has a specified noise range of 13.8-31.2dB(A), which is competitive for a slim fan, though some users found the stock fan 'super cheap' and potentially noisy under load.
It uses 5 heatpipes and a solid copper core base, which are positive, but the included fan is described as 'super cheap' by users, indicating a mixed build quality.
As an air cooler, cable management is limited to the single 4-pin PWM fan cable, which is standard and neither particularly good nor bad.
Best For
- Compact ITX or HTPC builds with strict 57mm CPU cooler height limits.
- Systems running CPUs up to 100-125W that require quiet operation during gaming or moderate loads.
- Users who already own or plan to purchase low-profile RAM modules.
Not Recommended For
- High-end, overclocked CPUs exceeding 125W TDP.
- Motherboards with oversized VRM heatsinks that might interfere with the cooler's footprint.
- Users unwilling to ensure RAM compatibility or potentially swap the stock fan.
Watch Out For
- You absolutely need low-profile RAM; users have confirmed that standard Corsair Pro RGB RAM will not clear the cooler's fins.
- Some motherboards, like the AsRock B550 Phantom Gaming 4 ITX, have VRM heatsinks that are too large, causing contact issues with the cooler.
- The stock fan's quality is a concern; one user noted it throttled a 12600K under synthetic loads until a full height 120mm fan was swapped in.
- If you plan to replace the fan, be aware that the included screws might not work with aftermarket 120mm slim fans.
Full Specifications
| ASIN | B0BFPRYB5Y |
| Brand | ID-COOLING |
| Voltage | 12 Volts |
| Wattage | 2.64 watts |
| Item Weight | 15.9 ounces |
| Noise Level | 31.2 Decibels |
| Manufacturer | ID-COOLING |
| Cooling Method | Air |
| Number of Items | 1 |
| Air Flow Capacity | 54.6 Cubic Feet Per Minute |
| Item model number | IS-55 BLACK |
| Compatible Devices | Desktop |
| Product Dimensions | 4.72"L x 0.59"W x 4.72"H |
| Power Connector Type | 4 |
| Maximum Rotational Speed | 3300 RPM |
What Buyers Say
What really stands out is how this tiny cooler punches above its weight class, with users reporting it can actually keep a 125W CPU from throttling, which is wild for something so short. But you gotta be careful with your RAM choice, because if it's not low-profile, you're gonna have a bad time with clearance. Some folks also aren't thrilled with the stock fan, even though the overall cooling performance is surprisingly effective for its size.
“Dude, this cooler is a miracle worker for my tiny case, but seriously, get low-profile RAM or you'll be crying trying to make it fit. The fan's whatever, but the cooling for the size is legit!”
Common Praise
- The 57mm low-profile design fits perfectly in extremely compact SFF cases.
- Surprisingly effective cooling performance for its size, handling CPUs up to 125W.
- The mounting process is straightforward and easy to install.
- The cooler's design allows for good motherboard compatibility, provided RAM clearance is managed.
Common Complaints
- Requires low-profile RAM; standard height modules will not fit due to interference with the heatsink.
- The included 120x120x15mm fan is perceived as low quality or 'super cheap' by some users.
- Specific motherboard VRM heatsinks can cause physical interference, preventing proper installation.
- If swapping the fan, the original screws might not work with aftermarket slim fans.
Ownership Tips
- You'll need to double-check your motherboard's VRM heatsink dimensions, especially on ITX boards, as some are too tall for this cooler.
- Consider the airflow path in your small case; even with low noise, fan turbulence against a side panel can increase perceived noise.
- The thermal paste application method can significantly impact performance, so ensure a good spread.
- If you plan to upgrade the fan, measure screw lengths carefully, as the included ones might not work with other slim fans.
Frequently Asked Questions
What is the total height of this CPU cooler?
The ID-COOLING IS-55 has an ultra-compact low-profile design with a total height of 57mm.
Is this cooler compatible with Intel LGA1700 and AMD AM5 sockets?
Yes, it is compatible with Intel LGA 1851/1700/1200/115X and AMD AM5/AM4 sockets.
Will this cooler interfere with my RAM modules?
It provides excellent memory compatibility, especially for Mini-ITX motherboards, but users have confirmed that low-profile RAM is necessary to avoid interference with the heatsink fins.
What is the noise level of the fan?
The 120x120x15mm PWM fan has a reported noise level ranging from 13.8dB(A) to 31.2dB(A).
Can this cooler handle a high-wattage CPU?
Users have reported it can handle CPUs drawing around 125W under heavy loads, maintaining temperatures in the low 90s.
Buying Guide
When you're looking at CPU coolers, especially for small computers, the height is everything. You need to know the maximum CPU cooler height your case supports. Also, how much heat your CPU puts out (its TDP) is super important; a cooler's job is to move that heat away. Don't just look at fan size, but also how many heatpipes it has and if it uses a direct-contact base or a solid one.
Low-profile Design (57mm height)
This is the cooler's total height from the CPU to the top. For tiny cases like ITX or HTPCs, every millimeter counts, like trying to fit a tall person in a small car. If your case only has 60mm of clearance, a 57mm cooler fits, but a 65mm one won't.
5 Heatpipes
Heatpipes are like tiny thermal highways that quickly move heat from your CPU to the cooler's fins. More heatpipes generally mean more efficient heat transfer, like having more lanes on a highway to prevent traffic jams.
120x120x15mm Slim Fan
This describes the fan's dimensions. A 120mm fan is a common size, and '15mm slim' means it's thinner than standard 25mm fans, which is crucial for low-profile coolers. The fan's job is to push air through the fins to dissipate the heat.
Alternatives
If this cooler doesn't fit your needs, look for coolers with a higher TDP rating for more powerful CPUs, or those with a larger RAM clearance if you're using standard height memory modules.



