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Clear bottle containing 1000ml blue UV-reactive liquid coolant

Alphacool

Alphacool Apex Liquid Blue UV-active coolant 1000ml

SKU CH-GF23-5KN5P

UV-active blue coolant protects circuits from corrosion, lubricates the pump and glows under UV light

  • Product colorBlue
  • Key featuresAlphacool Apex Fluid fulfills the wishes of many modders and
  • In the box1000ml
  • Blue UV-active glow enhances loop aesthetics
  • Outstanding UV reactivity under UV LEDs or cathodes
  • No dangerous or aggressive ingredients for ecological safety
  • Corrosion protection and reduced surface tension improve flow
  • Pump lubrication extends pump service life

Ready-mixed UV-active coolant

Alphacool Apex Liquid Blue is a pre-mixed coolant designed for custom water-cooling loops. The 1000 ml bottle is intended for modders and enthusiasts who want a vivid blue fluid that glows strongly under UV LEDs or cathodes. It contains no aggressive or dangerous ingredients and is described as ecologically harmless for safe disposal.

Universal material compatibility

The fluid is formulated to work with every material commonly found in a water-cooling circuit, including copper, brass, nickel, aluminium, acrylic, PETG and standard tubing. Because it imposes no material restrictions, builders do not need to verify compatibility against specific block or radiator components before filling the loop.

Corrosion protection and pump lubrication

Additives in the coolant guard the circuit against corrosion and contamination while lowering surface tension to help dissolve trapped bubbles more easily. The same package lubricates the pump, extending its service life, so the 1000 ml volume supports both visual impact and long-term loop health. Systems requiring more than one litre will need additional bottles.

How it compares

Measured against everything we stock in Liquid Cooling & AIO Coolers, at today’s prices. Recalculated every night.

Price $24.99
Cheaper than about 73% of the 1,190 comparable items (median $71.99).

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Specifications

Product
Brand nameAlphacool
Model name4250197186551
Product colorBlue
In the box
In the box1000ml

Questions about this item

How does the 1000ml volume translate to loop coverage in a real build?

The 1000ml bottle is a ready-mixed, single-fill quantity for most custom loops with a reservoir, CPU block, GPU block and a couple of radiators; top-ups later will need another bottle.

What interface or standard governs the UV reactivity, and what limits the glow in practice?

The coolant fluoresces under any standard UV LED or cathode source; intensity is capped by the UV emitter power and case lighting layout, not by the fluid itself.

What does the fluid physically need to fit or mount inside the loop?

No mounting hardware is required — pour directly from the bottle into the reservoir or fill port; the liquid is compatible with copper, brass, nickel, acrylic, PETG and common tubing materials.

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