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Black nickel adaptor fitting with G1/8 to G1/4 threads

Phobya

Phobya Eheim 1046/48 G1/8 to G1/4 Adaptor Black Nickel 52087

SKU CH-QK9P-5N0Y8

G1/8 to G1/4 adaptor converts Eheim pump outlets for standard water-cooling fittings

  • TypeFittings
  • Connect any G1/4" fitting to Eheim pump outlet using robust 1046/48 adaptor
  • Black nickel finish provides corrosion resistance and clean aesthetic for custom loops
  • Single-piece construction ensures leak-free seal when O-ring is lubricated before installation
  • Direct replacement for original Eheim outlet simplifies loop assembly without extra tools
  • Includes one 52087 adaptor fitting ready for immediate integration into liquid cooling system

Direct pump-to-loop connection

The Phobya Eheim 1046/48 adaptor replaces the stock outlet on compatible Eheim pumps so any standard G1/4 fitting can be used. It bridges the proprietary G1/8 port to the wider G1/4 thread found on most water-cooling components. The single-piece brass construction keeps the flow path short and unrestricted. This fitting is aimed at builders who want to integrate an Eheim pump into a custom loop without proprietary hose barbs.

Thermally neutral passive component

As a solid brass fitting it adds no active heat, noise or power draw to the system. Fluid passes through the straight bore without restriction that would raise pump workload. The black nickel plating resists corrosion and does not degrade coolant chemistry over time. No electrical connection or control signal is involved.

Knurled grip and captive O-ring

External knurls allow hand-tight installation without tools while still achieving a reliable seal. A captive O-ring sits in a machined groove; the manufacturer advises moistening it before insertion to prevent twisting and ensure a leak-free joint. The 52087 model ships as a single adaptor ready to thread directly into the pump outlet. Builders who need multiple pump connections or a different thread standard will require additional fittings not included here.

Highlights

  • Connect any G1/4" fitting to Eheim pump outlet using robust 1046/48 adaptor
  • Black nickel finish provides corrosion resistance and clean aesthetic for custom loops
  • Single-piece construction ensures leak-free seal when O-ring is lubricated before installation
  • Direct replacement for original Eheim outlet simplifies loop assembly without extra tools
  • Includes one 52087 adaptor fitting ready for immediate integration into liquid cooling system

Specifications

TypeFittings

Questions about this item

How do I install the Phobya Eheim 1046/48 adaptor without twisting the O-ring?

Remove the original outlet adaptor from the Eheim pump, moisten the supplied O-ring with coolant or water, then thread the black nickel adaptor into the G1/8" port until snug; the lubrication stops the O-ring from twisting and ensures a safe seal.

What maintenance will the adaptor need over time?

Inspect the O-ring during loop drains; if it shows cracking or flattening, replace it with a standard G1/8" O-ring and re-moisten on re-assembly to keep the seal reliable.

What is the first limitation when running the loop continuously?

The adaptor itself has no flow restriction rating; the practical limit is the Eheim pump outlet's G1/8" thread and the pump's own maximum pressure, which will be reached before the fitting becomes a bottleneck.

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