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  • Diagram: check screw length, 30 mm screws for a 25 mm fan or fan grill, 35 mm screws for fan plus grill and decoupling

Alphacool NexXxoS Monsta 420mm Radiator (14191)

Availability: In stock - Available Now

Sku: 35433

$236.99

Quick Overview

The Alphacool NexXxoS radiators are the highest value, most versatile radiators we carry here. They come in four different thicknesses, and in in just about every configuration imaginable! Perfect for nearly all fan speeds, the NexXxoS series radiators look sleek and will last multiple builds.

Details

The Alphacool NexXxoS Monsta 420mm Radiator is a 420 mm radiator for three 140 mm fans. It measures 468 x 144 x 86 mm, which Alphacool files in its 69 - 100mm thickness class, and it has six G1/4 connections and M3 fan threads.

Properties

Fans
3 x 140 mm, M3 fan thread
Size (L x W x H)
468 x 144 x 86 mm
Ports
6x G1/4
Material
Copper cooling channels and slats, steel housing
Color
Black

Full copper

Alphacool says the new NexXxoS radiators are the first to truly deserve the "Full copper" attribute. All main parts are made from copper: not only the fins and channels, but the chambers also. In Alphacool's account this brings an improvement in performance where other radiators are left without a chance. It adds that the material already gives an advantage over the competition and that the inner structure is up to par with it. Separated chambers give the coolant a clear direction, allowing high flow rates which improve the performance of the whole cooling loop. The chambers on the heat exchanger are flat, and thanks to the reduced overall length they increase mounting flexibility.

Ports and mounting

Versatile and easy mounting is one of the main points on which the research and development department at Alphacool focused. The chamber offers three possibilities for fitting installation on both inlet and outlet (not on the NexXxoS ST30). With that choice, less angled fittings are needed, improving flow rates and offering more mounting possibilities. Hence the radiator can even be installed in tight enclosures, where internal installation is otherwise not a possibility. A G1/4 screw plug, found on all UT60 and NexXxoS Monsta radiators, allows easy de-aeration and hassle-free vertical installation of the heat exchanger. Its threaded opening can even be used for filling, e.g. in combination with a Fillport.

Fans and screws

Alphacool calls versatility the essence of the new NexXxoS series. The radiators are available in different versions to be used with 120mm, 140mm or 180mm fans, and in different thicknesses. Of the choice of 30mm, 45mm and 60mm, Alphacool says it offers "the perfect radiator for every purpose". Mounting and installation of fans and radiator grills is meant to be just as easy and versatile with these radiators. The M3 threads are standard in the radiator sector, and M3 screws are available in all lengths at an affordable price. Even the dreaded insertion of a screw too far into the radiator does not result in expensive damage. Unlike other radiators, the series is equipped with an internal protective ledge which stops the screw before it damages the fins.

Fin spacing

Fin spacing is always an important factor in radiator design, and this radiator has 10 fins per inch. Alphacool says the fin design of the new series allows it to perform extremely well even with slow-spinning and medium-speed fans. The fact that it avoids unnecessary noise is pleasant, and it also means that the choice of fans that can be used is not restricted.

The NexXxoS range

Alphacool introduces the new NexXxoS radiators as "a name that stands for experience and quality" that has come to bring a fresh breeze to the radiator market. Its reasoning: every user of a water cooling system needs a radiator, and everyone has different requirements toward the heat exchanger. Of course, it adds, the customer always demands the best in its class. Alphacool says these radiators have come to compete with and to beat the best in their class, and to be the best radiator in all sizes. In its words there are no more endless choices without a clear class leader: the range is "the one tool for all your needs". Alphacool also says it has been the company to introduce new developments and improvements in the radiator and water cooling sector generally many times over the last years. Following this tradition, it describes the radiators as the result of experience and powerful performance meeting future-oriented design and well-thought through solutions.

What the loop needs

The radiator has six G1/4 connection threads, three on the inlet and three on the outlet. A loop uses two of them, so it takes two fittings. The five plugs in the box close the connections you do not use and the de-aeration opening. It takes three 140 mm fans, and the box holds twelve M3x30mm and twelve M3x35mm screws for them.

The next thickness down in this fan size is the NexXxoS UT60 Full Copper 420mm Radiator.

Technical data

Dimensions (L x W x H) 468 x 144 x 86 mm
Quantity of cooling channels 58
Cooling channels Copper
Color black
Fan thread M3
Number of fans 3
Connection 6x G1/4
Slats Copper
Thickness 69 - 100mm
Housing Steel
Manufacturer Alphacool
Pressure tested 0.8 bar
Fins per inch 10
Fan size 140mm

Notes

  • Use the radiator only with clear, transparent water cooling fluids. Alphacool warns that the particles and additives in pastel liquids can clog and permanently damage water cooling products such as radiators, pumps, coolers and hoses, which can also void the manufacturer's warranty.

In the box

  • 1x Radiator
  • 5x Plugs
  • 12x M3 x 30mm mounting screws
  • 12x M3 x 35mm mounting screws

Alphacool's data sheet is a PDF. Its 3D model of the radiator is an STP file (.stp), and the 3D viewer shows it from every side.

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