FOSA 120mm/240mm/360mm/480mm radiator Alternatives: 6 Similar Picks Compared

How each alternative compares

Fo Sa 360mm Copper Radiator

The Fo Sa 360mm Copper Radiator reduces the footprint while keeping the same G1/4 thread compatibility and copper material found in the FOSA unit. It offers a smaller surface area for heat exchange, which may limit peak cooling performance in high-heat builds. However, the identical 15.9 ounces weight makes it a straightforward swap for cases with space constraints. You should choose this option if your loop requires a 360mm radiator size rather than the 480mm length of the original. It maintains the reliable copper construction but sacrifices the larger thermal mass provided by the bigger FOSA model.

greenDracaena 480mm Slim Copper Radiator

The greenDracaena 480mm Slim Copper Radiator matches the original in size and copper material but increases the physical mass significantly. Weighing 2.2 pounds, it is much heavier than the 15.9 ounces of the FOSA radiator. This added weight often correlates with a thicker core or denser fin stack, potentially improving heat dissipation capacity. It also features a black color option compared to the standard finish of the FOSA. You should pick this alternative if you prioritize maximum thermal performance and have a case that can support the heavier component. It offers a premium build for enthusiasts who need the largest possible copper heat exchanger.

EDIY Pure Copper 360mm Radiator

The EDIY Pure Copper 360mm Radiator shares the copper material and G1/4 thread size but drops to a 360mm form factor. This reduction in length means less surface area for heat transfer compared to the 480mm FOSA radiator. The dimensions suggest a compact design suitable for standard 360mm mounting positions. You should select this unit if your case or loop layout dictates a 360mm radiator size. It provides the same copper-based thermal properties but in a smaller package. This choice is best for builders who need to fit a copper radiator into a space that cannot accommodate the longer 480mm dimensions of the original FOSA model.

BJETOP 120mm Slim Copper Radiator

The BJETOP 120mm Slim Copper Radiator offers a drastically different size profile while retaining the copper material and G1/4 threads. At only 0.79 inches thick, it is designed for tight spaces where a standard radiator cannot fit. This slim profile significantly reduces the cooling capacity compared to the large 480mm FOSA radiator. You should choose this alternative if you are building a compact system or need to cool a single component in a constrained area. It provides reliable copper heat transfer in a minimal form factor. This option is ideal for users who prioritize space efficiency over the high-capacity cooling performance of the larger original radiator.

Hilitand 480mm 18-Tube Aluminum Radiator

The Hilitand 480mm Aluminum Radiator matches the original in size but switches from copper to aluminum construction. This change reduces the weight to 1.8 pounds, making it lighter than the copper FOSA model. Aluminum has lower thermal conductivity than copper, which may affect peak cooling efficiency. However, the built-in water separator is a unique feature not mentioned in the FOSA specifications. You should pick this option if weight reduction is a priority or if you prefer the corrosion resistance characteristics of aluminum. It offers the same 480mm footprint but with different material properties and an integrated water management component.

KAGAUOAS 5.2" RAM Liquid Cooler

The KAGAUOAS 5.2" RAM Liquid Cooler differs entirely in function, targeting memory modules rather than CPU or general loop cooling. It features RGB lighting and G1/4 threads, similar to the FOSA ports, but serves a specific component. Its small dimensions make it unsuitable as a replacement for the large 480mm radiator. You should choose this unit if you need to cool RAM sticks in addition to your main cooling loop. It complements the FOSA radiator by addressing a different heat source. This alternative is for builders who want to add visual appeal and targeted cooling to their memory modules while using the original radiator for the primary system components.

Quick picks

Our 7 picks

1 Best overall

FOSA 480mm Copper Radiator

Best for: Custom loop builders needing high-capacity copper cooling

Radiator Size

480mm

Material

Copper

Thread Size

G1/4

Weight

15.9 ounces

View on Amazon: FOSA 480mm Copper Radiator Affiliate link

The FOSA 480mm copper radiator is a high-capacity heat exchanger designed for custom loop builds. It features a 480mm length and G1/4 threaded ports for easy tubing connection. The unit is constructed from high-grade copper for efficient heat dissipation and weighs 15.9 ounces. It suits users needing robust cooling for high-power components or large LEDs. The compact design allows for versatile installation in various PC cases.

Pros

• Large 480mm size for maximum surface area
• High-grade copper construction for better thermal transfer
• Standard G1/4 thread ports for easy fitting compatibility
• Low noise design optimized for quiet operation

Cons

• Heavier build at 15.9 ounces compared to aluminum alternatives
• No included fans or mounting hardware
• Limited to copper material which may oxidize over time

Good fit if

• You need a large 480mm radiator for high-end CPUs
• You prefer copper for its superior thermal conductivity
• You are building a custom loop with G1/4 fittings

Skip if

• You require a pre-assembled unit with fans included
• You need a lightweight aluminum radiator for weight savings
• You are using a closed-loop AIO system

Verdict: FOSA 480mm Copper Radiator is ideal for builders prioritizing thermal mass and standard thread compatibility. It fits custom loop enthusiasts who value copper's heat dissipation properties over weight savings.

2 Also great

Fo Sa 360mm Copper Radiator

Best for: Standard 360mm copper cooling loops

Radiator Size

360mm

Material

Copper

Thread Size

G1/4

Weight

15.9 ounces

View on Amazon: Fo Sa 360mm Copper Radiator Affiliate link

This Fo Sa unit is a 360mm copper radiator designed for PC water cooling loops. It features G1/4 threaded ports for tubing connections and weighs 15.9 ounces. The design aims for high performance cooling with low noise. It suits builders who need a reliable heat exchanger for mid-to-large loops. The copper construction offers efficient heat transfer for your system components.

Pros

• 360mm size provides ample surface area
• Copper material for efficient heat dissipation
• G1/4 thread ports for standard fittings
• Lightweight at 15.9 ounces

Cons

• No mention of tube count for heat exchange surface
• Lacks specified thickness or fin density data
• No information on included mounting hardware

Good fit if

• You need a 360mm copper radiator for your build
• You prefer G1/4 threaded connections for your tubing
• You want a lightweight heat exchanger for your loop

Skip if

• You require an aluminum radiator for weight savings
• You need a radiator with a specific tube count
• You are looking for a 120mm or 240mm size

Verdict: Fo Sa 360mm Copper Radiator fits builders who need a standard 360mm copper heat exchanger with G1/4 ports. It is a practical option for loops prioritizing copper construction and moderate weight.

3 Best premium

greenDracaena 480mm Slim Copper Radiator

Best for: Thick copper radiators for high-performance custom loops

Radiator Size

480mm

Material

Copper

Thread Size

G1/4

Dimensions

18.9 × 3.94 × 3.94 inches

Weight

2.2 pounds

View on Amazon: greenDracaena 480mm Slim Copper Radiator Affiliate link

The greenDracaena 480mm radiator uses a copper fin and brass chamber for high durability. Its 28mm thickness and black oxidation paint improve thermal efficiency. It fits standard 120mm fans on both sides. This unit weighs 2.2 pounds and uses G1/4 threads. It suits builders needing robust heat dissipation for high-airflow setups.

Pros

• Copper fin and brass water chamber construction
• 28mm thickness for extreme cooling performance
• Black oxidation paint increases thermal efficiency
• G1/4 thread fittings for standard tubing

Cons

• Heavier build at 2.2 pounds compared to aluminum options
• Thicker 28mm profile may limit clearance in small cases
• No mention of included mounting hardware or brackets

Good fit if

• You need a thick radiator for maximum heat dissipation
• You prefer copper and brass materials for durability
• You have ample case space for a 28mm unit

Skip if

• You require a slim 20mm radiator for tight builds
• You need a lightweight aluminum unit to reduce weight
• You want a pre-assembled kit with all hardware included

Verdict: The greenDracaena 480mm Copper Radiator delivers heavy-duty performance for enthusiasts who prioritize material strength and thermal mass. It fits users with spacious cases who can accommodate its 28mm thickness and 2.2-pound weight.

4 Also great

EDIY Pure Copper 360mm Radiator

Best for: 360mm copper heat exchange needs

Radiator Size

360mm

Material

Copper

Thread Size

G1/4

Dimensions

4.72 × 0.98 × 4.72 inches

View on Amazon: EDIY Pure Copper 360mm Radiator Affiliate link

This EDIY radiator uses T2 copper for the fins, water chamber, and guard plate. It measures 360mm in length and 30mm in thickness. The unit features G1/4 inch threads for fittings. It includes six double round tubes with a 7mm inner diameter. You get mounting screws included. This build suits users seeking high thermal conductivity from a dense fin stack.

Pros

• Constructed entirely from T2 copper for the fins, water chamber, and guard plate
• 360mm length with 30mm thickness for substantial heat dissipation surface
• G1/4 inch threaded ports for standard fitting compatibility
• High fin density of 18.5 strips per inch
• 6mm inner tube diameter to increase water flow capacity

Cons

• Limited to 360mm size, restricting use in larger chassis layouts
• Heavy copper construction may strain mounting points on some cases
• No mention of anti-corrosion coating or specific warranty terms

Good fit if

• You prioritize copper's superior thermal conductivity over aluminum
• You need a 360mm radiator with 30mm thickness
• You want a bare metal unit without pre-installed fans

Skip if

• You require an aluminum radiator for weight savings
• You need a radiator larger than 360mm
• You prefer a pre-assembled unit with fans included

Verdict: EDIY 360mm Pure Copper Radiator delivers robust heat transfer through its all-copper construction and dense fin stack. It fits builders who need a 360mm copper core and are willing to source their own fans and fittings.

5 Best budget

BJETOP 120mm Slim Copper Radiator

Best for: Slim 120mm copper cooling builds

Radiator Size

120mm

Material

Copper

Thread Size

G1/4

Dimensions

4.72 × 0.79 × 6.1 inches

View on Amazon: BJETOP 120mm Slim Copper Radiator Affiliate link

This 120mm copper radiator features a slim 20mm thickness and white oxidation paint finish. It includes 14 copper tubes for heat dissipation and uses standard G1/4 threads for compatibility. The design prioritizes a compact profile suitable for cases with limited space. You get a durable copper core with a clean aesthetic. This unit suits builders seeking a small footprint without sacrificing core cooling material.

Pros

• Copper construction with 14 tubes
• Slim 20mm thickness
• Standard G1/4 thread fittings
• White oxidation paint finish

Cons

• Limited to 120mm size
• No fan included
• Basic aesthetic finish

Good fit if

• You need a compact 120mm solution
• You prefer copper heat exchangers
• You want a white aesthetic

Skip if

• You require 240mm or larger sizes
• You need fans included
• You prefer aluminum radiators

Verdict: BJETOP 120mm Copper White Radiator fits users needing a slim, copper-based 120mm cooling solution. It provides reliable heat transfer in a small form factor for tight cases.

6 Best aluminum

Hilitand 480mm 18-Tube Aluminum Radiator

Best for: lightweight 480mm aluminum builds

Radiator Size

480mm

Material

Aluminum

Dimensions

0.39 × 0.39 × 0.39 inches

Weight

1.8 pounds

View on Amazon: Hilitand 480mm 18-Tube Aluminum Radiator Affiliate link

This Hilitand heats exchanger is a 480mm aluminum radiator designed for computer water cooling systems. It features 18 tubes and G1/4 threads for standard fittings. The unit weighs 1.8 pounds and includes a built-in water separator to prevent mixing. You should choose this if you need a lightweight, durable aluminum option for large case configurations.

Pros

• Constructed from aluminum alloy for durability
• Includes a built-in water separator
• Weighs only 1.8 pounds
• Features 18 tubes for heat exchange

Cons

• Aluminum material conducts heat less efficiently than copper
• No mention of included mounting hardware
• No mention of included fans

Good fit if

• You prefer aluminum over copper for weight savings
• You need a 480mm radiator size
• You want a built-in water separator

Skip if

• You require maximum thermal performance from copper
• You need a complete kit with fans
• You are building a 120mm or 240mm system

Verdict: Hilitand 480mm Aluminum Radiator offers a lightweight aluminum solution with a built-in water separator. It fits builders prioritizing weight reduction over the higher thermal conductivity of copper alternatives.

7 Best rgb

KAGAUOAS 5.2" RAM Liquid Cooler

Best for: Basic DDR3/DDR4 RAM cooling

Lighting Type

RGB

Thread Size

G1/4

Dimensions

5.2 × 1.57 × 0.55 inches

View on Amazon: KAGAUOAS 5.2" RAM Liquid Cooler Affiliate link

This KAGAUOAS RAM waterblock covers up to four DDR3 or DDR4 DIMMs. It features a transparent acrylic top and copper heatsink for efficient heat transfer. The unit includes 5V DC 3-pin RGB lighting. G1/4" threads allow connection to your loop. Its compact size fits standard desktop builds. You get direct cooling for memory modules.

Pros

• Covers up to 4 DIMMs
• Copper heatsink with acrylic top
• Integrated 5V RGB lighting
• Standard G1/4" fittings

Cons

• Requires external 5V power
• Fixed 3-pin RGB control
• No software synchronization

Good fit if

• You use DDR3 or DDR4 memory
• You want direct RAM cooling
• You prefer static RGB effects

Skip if

• You need software control
• You use DDR5 memory
• You want dynamic lighting sync

Verdict: KAGAUOAS 5.2" RGB RAM Waterblock provides basic cooling for DDR3/DDR4 modules with fixed RGB lighting. It suits builders who want simple, direct memory cooling without complex setup.

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Frequently asked questions

See also

• fockety thermostatic radiator valve alternatives
• pelonis radiator heater large space alternatives