5 Best Mayhems Water Cooling Parts with UV Blue, Compared

Quick picks

The best fit for you

• You want to mix your own coolant for longevity Mayhems XT1 Concentrate UV Blue 250ml The 250 ml concentrate lets you control the mix ratio for maximum lifespan.
• You need an eco-friendly concentrate for small loops Mayhems X1 Concentrate 250 ml UV Blue This biodegradable base offers high performance in a small 250 ml volume.
• You want to tint existing clear coolant blue Mayhems UV Blue Coolant Dye 15 ml The 15 ml dye allows you to add a specific UV blue hue to clear fluid.
• You are building a large loop and want premixed fluid Mayhems XT1 5L UV Blue Coolant The 5 litre premixed volume provides ready-to-use coolant without mixing.
• You need large premixed volume for convenience Mayhems X1 5L UV Blue Coolant This 5 litre premixed option suits large loops where convenience is key.

Our 5 picks

1 Best overall

Mayhems XT1 Concentrate UV Blue 250ml

Best for: Custom mixers needing long-lasting concentrate

Coolant Color

UV Blue (what this guide is about)

Coolant Type

Clear, UV reactive

Coolant Volume

250ml

Dimensions

2.24 × 2.24 × 5.59 inches

Weight

10.2 ounces

View on Amazon: Mayhems XT1 Concentrate UV Blue 250ml Affiliate link

This is a 250 ml concentrate of Mayhems XT1 UV Blue coolant. It is designed for custom loops where you mix the concentrate with distilled water. The formula offers a long operational lifetime and protects components from corrosion and scale. The clear fluid turns ice white with a subtle blue aura under UV light. You need to dilute it yourself before use.

Pros

• Longest operational lifetime concentrate in the Mayhems line
• High thermal performance for water cooling systems
• Protects components from corrosion and scale build-up
• 250 ml bottle size for precise mixing

Cons

• Requires mixing with distilled water before use
• Small 250 ml volume limits loop capacity
• Not premixed, adding setup steps

Good fit if

• You want to customize your loop's dilution ratio
• You need a small amount for a compact build
• You prefer the longest-lasting concentrate formula

Skip if

• You want a ready-to-use premixed coolant
• You need to fill a large loop at once
• You prefer a larger bulk volume

Verdict: Mayhems XT1 Concentrate UV Blue 250 ml fits users who want maximum longevity and control over their mix ratio. It is a practical choice for small loops or those who prefer mixing their own coolant.

2 Also great

Mayhems X1 Concentrate 250 ml UV Blue

Best for: Eco-conscious builders needing small volume concentrate

Coolant Color

UV Blue (what this guide is about)

Coolant Type

Clear, UV reactive

Coolant Volume

250ml

Dimensions

2.24 × 2.24 × 5.59 inches

View on Amazon: Mayhems X1 Concentrate 250 ml UV Blue Affiliate link

This is Mayhems X1, a concentrate coolant designed for custom loops. It comes in a 250 ml bottle. The fluid is Ozone Clear Blue. It turns ice white with a subtle blue haze under UV light. The formula uses refined vegetable extracts. It is fully biodegradable. You need to mix it with distilled water before use. This option suits builders who want high thermal performance and environmental safety.

Pros

• Based on a proprietary blend of refined vegetable extracts
• Fully biodegradable formula
• Protects components from corrosion and scale build up
• Combines good thermal performance with operational lifetime

Cons

• Smaller 250 ml volume compared to 5 Litre options
• Sold as concentrate, requiring mixing with distilled water
• Limited to one bottle size in this listing

Good fit if

• You want a biodegradable coolant formula
• You need a small volume for a single loop
• You prefer the Ozone Clear Blue UV effect

Skip if

• You want a premixed solution ready to pour
• You need a large volume for multiple loops
• You prefer a different color like Neon Sunset Orange

Verdict: Mayhems X1 UV Blue Concentrate 250ml offers a biodegradable, high-performance base for custom loops. It fits users who prioritize environmental safety and precise UV aesthetics in smaller builds.

3 Best budget

Mayhems UV Blue Coolant Dye 15 ml

Best for: customizing clear coolant color

Coolant Color

UV Blue (what this guide is about)

Coolant Type

Clear, UV

Dimensions

0.91 × 0.91 × 2.95 inches

Weight

0.78 ounces

View on Amazon: Mayhems UV Blue Coolant Dye 15 ml Affiliate link

This 15 ml bottle of Mayhems UV Blue dye lets you tint clear coolant to your liking. The Ozone Haze Clear UV formula produces a vivid ice-white hue with a subtle blue aura under UV light. You can mix it with Mayhems coolants or most competitors to create unique colors. Its stable formulation ensures long-lasting results. It is ideal for custom loop builders who want precise color control without buying pre-mixed fluids.

Pros

• 15 ml size allows for precise tinting
• Compatible with most competitor coolants
• Creates vivid UV-reactive colors
• Stable and long-lasting formulation

Cons

• Very small 15 ml volume
• Requires mixing with clear coolant
• Does not include base coolant

Good fit if

• You want to customize your loop color
• You already have clear coolant
• You need a small amount for testing

Skip if

• You want a ready-to-use coolant
• You need a large volume
• You prefer pre-mixed options

Verdict: Mayhems UV Blue Coolant Dye 15 ml is a practical tool for customizers who want to tint their own loops. It fits users who already have clear coolant and want to add a specific UV blue hue.

4 Also great

Mayhems XT1 5L UV Blue Coolant

Best for: Large loops needing premixed UV coolant

Coolant Color

UV Blue (what this guide is about)

Coolant Type

Clear, UV

Coolant Volume

5 Litre

Dimensions

6.89 × 5.12 × 11.1 inches

Weight

11.6 pounds

View on Amazon: Mayhems XT1 5L UV Blue Coolant Affiliate link

This is a 5-litre premixed coolant from Mayhems. It features Ozone Clear Blue, which looks clear normally but shows an ice-blue haze under UV light. The formula is designed for long operational life and protects components from corrosion and scale. You get a large volume in one container, reducing the need for multiple bottles. It suits users who want a ready-to-use solution for large loops.

Pros

• 5 Litre volume for large systems
• Premixed for immediate use
• UV Blue Ozone Clear Blue color
• Corrosion and scale protection

Cons

• Heavier at 11.6 pounds
• Larger physical dimensions than concentrates
• Premixed limits color customization

Good fit if

• You need a large coolant volume
• You want a premixed solution
• You prefer UV Blue hues

Skip if

• You want to mix custom colors
• You need a smaller container
• You prefer concentrate formats

Verdict: Mayhems XT1 Premixed 5L UV Blue is a practical choice for users building large loops who want a ready-to-use coolant with UV Blue properties. It offers significant volume and protection without the need for mixing.

5 Best premium

Mayhems X1 5L UV Blue Coolant

Best for: large loop builders needing premixed volume

Coolant Color

UV Blue (what this guide is about)

Coolant Type

Clear, UV reactive

Coolant Volume

5 Litre

Dimensions

7.48 × 5.91 × 11.8 inches

Weight

11.2 pounds

View on Amazon: Mayhems X1 5L UV Blue Coolant Affiliate link

This is a 5-litre bottle of Mayhems X1 premixed PC coolant. It features Ozone Clear Blue color, which appears clear normally but shows a subtle ice-blue haze under UV light. The fluid uses a biodegradable vegetable extract base. It offers thermal performance and corrosion protection. You should choose this if you need a large volume of premixed coolant for a big loop or multiple builds.

Pros

• 5 Litre volume for large loops
• Premixed for easy installation
• Biodegradable vegetable extract base
• UV Blue Ozone Clear Blue color

Cons

• Heavier than concentrate options
• Larger physical footprint
• Premixed limits custom tinting

Good fit if

• You need a large coolant volume
• You want a premixed solution
• You have a large loop

Skip if

• You want to mix custom colors
• You need a small bottle
• You prefer concentrate

Verdict: Mayhems X1 Premixed 5L UV Blue is a practical choice for users who need a large volume of ready-to-use coolant. It suits builders with large loops who value convenience over custom mixing.

Specifications side by side

How to Choose Mayhems UV Blue Parts

1. Decide on concentrate or premixed

   You must choose between concentrate and premixed formats based on your loop size. Concentrates like the Mayhems XT1 Concentrate UV Blue 250ml offer maximum longevity and control over mix ratios. This format is ideal for small loops or builders who prefer mixing their own coolant. Premixed options, such as the Mayhems XT1 5L UV Blue Coolant, provide immediate use without preparation. These larger volumes suit extensive custom builds where convenience matters more than custom mixing. Select the format that matches your maintenance preferences and loop capacity.

2. Consider eco-friendly coolant options

   If environmental safety is a priority, you should look for biodegradable bases. The Mayhems X1 Concentrate 250 ml UV Blue offers a biodegradable, high-performance base for custom loops. This option fits users who prioritize environmental safety alongside precise UV aesthetics. It comes in a small 250 ml volume, making it suitable for smaller builds. The X1 Premixed 5L UV Blue Coolant also provides large volume convenience for eco-conscious builders. Choosing this type ensures your loop components remain protected while reducing ecological impact.

3. Customize color with dye

   You can customize the UV blue hue by adding dye to clear coolant. The Mayhems UV Blue Coolant Dye 15 ml is a practical tool for this purpose. It fits users who already possess clear coolant and want to add a specific UV blue tint. This 15 ml bottle allows for precise color adjustment without committing to a pre-colored fluid. It is the best choice for customizers who want full control over their loop's appearance. Use this dye to achieve the exact aesthetic you desire for your system.

4. Check volume for loop size

   Your loop's total volume determines the appropriate coolant size. Small loops benefit from 250 ml concentrates, which allow for precise mixing and long-term stability. Large loops require significant volume, making the 5L premixed options like the Mayhems XT1 5L UV Blue Coolant more practical. These large containers offer ready-to-use protection without the need for mixing. Ensure you have enough coolant to fill the loop completely. Selecting the correct volume prevents waste and ensures proper component protection throughout the build.

5. Verify UV blue compatibility

   Ensure all components are compatible with UV blue coolant. The Mayhems XT1 Concentrate UV Blue 250ml and other listed products are formulated for UV aesthetics. Check that your tubing and fittings do not degrade when exposed to UV-reactive fluids. UV blue coolant enhances visibility but requires compatible materials to maintain clarity and performance. Verify that your pump and cold plate materials are safe for long-term immersion. Proper compatibility ensures your loop remains visually striking and functionally reliable over time.

Frequently asked questions

See also

• best mayhems water cooling parts with blue
• best mayhems water cooling parts with orange
• best blue water softeners
• best blue water flossers