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Alphacool G1/4 inch male-to-male extender fitting 5mm deep black brass

Alphacool

Alphacool 17037 G1/4" Male-to-Male Extender Fitting 5mm Deep Black

SKU CH-M618-AKA4G MPN 17037

A 5 mm deep-black brass extender joins two G1/4″ female-threaded components in a custom liquid-cooling loop

  • TypeFittings
  • ColorBlack
  • FeaturesA double nipple with two 1/4“ outer threads is very useful f
  • Extends component spacing with 5 mm male-to-male G1/4" threads
  • Brass body resists corrosion for long-loop reliability
  • Deep Black chromatised finish prevents peeling under coolant flow
  • High-flow bore maximises coolant throughput in custom loops
  • Alphacool 17037 model ensures series-matched aesthetics

G1/4" Male-to-Male Extender Fitting 5mm Deep Black

The Alphacool 17037 is a brass connector fitting finished in Deep Black. It provides two G1/4" male threads to extend existing fittings or join components with female threads to a manifold. The design targets custom-loop builders who need a secure, high-flow link between rigid or flexible tubing parts. Chromatised surface treatment bonds the colour to the brass for lasting appearance.

Thermals, noise and power draw in normal use

As a passive brass fitting, the 17037 adds no active cooling, no fan noise and no electrical load to the system. Its wide internal bore preserves coolant flow rates without creating measurable restriction. The sealed thread interface prevents leaks that would otherwise require pump speed increases. Thermal performance of the loop remains dictated by radiators and blocks, not by this extender.

Behaviour under sustained load

Under continuous circulation the brass body conducts heat neutrally and does not degrade or expand enough to loosen the G1/4" threads. The chromatised finish resists discolouration from prolonged contact with treated coolants. Flow characteristics stay constant because the fixed geometry cannot collapse or vibrate. The fitting therefore maintains the same sealing and flow integrity after months of operation as on the first day.

Highlights

  • Extends component spacing with 5 mm male-to-male G1/4" threads
  • Brass body resists corrosion for long-loop reliability
  • Deep Black chromatised finish prevents peeling under coolant flow
  • High-flow bore maximises coolant throughput in custom loops
  • Alphacool 17037 model ensures series-matched aesthetics

Specifications

BrandAlphacool
Model17037
TypeFittings
ColorBlack
FeaturesA double nipple with two 1/4“ outer threads is very useful for the extension of fittings or connection of components with an inner thread to a manifold or similar components with an inner thread,

Questions about this item

How do I install the Alphacool 17037 extender fitting without damaging the threads?

Hand-tighten each G1/4" male end into the female ports, then give a light quarter-turn with a spanner; the step people miss is skipping the initial hand-threading, which cross-threads the brass.

Will the Deep Black finish on this brass fitting need re-coating or replacement over time?

The chromatised surface bonds to the brass body, so the colour stays intact without peeling; no scheduled re-coating is required.

What is the first limitation when this extender is used in a high-flow loop under sustained load?

The 5 mm spacer length adds minimal restriction, so the loop's pump and radiator capacity become the limiting factors before the fitting itself.

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