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Six chrome knurled compression fittings for 14mm hard tubing with G1/4 threads

Alphacool

Alphacool Eiszapfen 14mm HardTube Compression Fitting G1/4 Knurled Chrome Sixpack

SKU CH-1JM8-HCSY6

Six-pack of 14 mm G1/4 compression fittings with triple O-ring seal and durable chrome finish for hard-tube water cooling

  • FeaturesThe Alphacool Eiszapfen HardTube fittings are among the most
  • Triple O-ring seal secures hard-tube connections
  • Advanced chromating creates durable chrome finish on brass
  • Laser-etched logo resists wear from handling
  • Knurled union nut enables tool-free tightening
  • Six-pack supplies fittings for a full custom loop

Chrome HardTube Fittings Sixpack

The Alphacool Eiszapfen 14mm HardTube Compression Fittings in chrome finish are designed for custom water-cooling loops using rigid 14mm outer-diameter tubing. Each fitting features a G1/4-inch thread for standard component compatibility and a knurled union nut for tool-free tightening. The sixpack provides enough connections for a typical CPU and GPU loop.

Triple-Seal Design and Durable Coating

A triple O-ring sealing system ensures leak-free operation, with two rings integrated into the fitting body and a third compressed by the union nut against the HardTube. Advanced chromating creates an even, durable chrome surface on the brass base that resists wear and external influences. The laser-etched logo remains legible without fading from handling or cleaning.

Upgrade from Standard Two-Ring Fittings

Builders moving from basic compression fittings gain the added security of a third seal and higher tube retention force, reducing the risk of leaks during transport or vibration. The sixpack quantity suits a new dual-block build or a refresh of an existing loop where every connection point is replaced. Single fittings are available separately for loop expansions.

Highlights

  • Triple O-ring seal secures hard-tube connections
  • Advanced chromating creates durable chrome finish on brass
  • Laser-etched logo resists wear from handling
  • Knurled union nut enables tool-free tightening
  • Six-pack supplies fittings for a full custom loop

Specifications

BrandAlphacool
Model1019799
Part Number1019799
FeaturesThe Alphacool Eiszapfen HardTube fittings are among the most popular HardTube water cooling fittings on the market. They are characterized by their high processing quality and the triple sealing system.

Questions about this item

How do I install the G1/4 compression fitting onto a component and what step is often missed?

Remove the union nut with its inner O-ring, screw the fitting body into any G1/4 threaded port, insert a deburred 14mm hard tube, then tighten the union nut to compress the third O-ring — skipping the deburring step risks leaks.

What maintenance will the triple O-ring seals need over time?

Inspect all three O-rings during loop draining; replace any that show flattening, cracking or loss of elasticity to maintain the triple-seal integrity.

What limits how long the chrome finish lasts under continuous coolant flow?

The advanced chromating on the brass body resists coolant additives and UV exposure, so the finish typically outlasts the O-rings unless the loop uses highly corrosive fluids.

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