SKU: VK-AIOA360B-5

VALKYRIE JARN 280 AIO LIQUID COOLER, Black

The Valkyrie Jarn CPU Liquid Cooler delivers elite cooling and stunning ARGB visuals for high-performance PCs. With a 360° rotatable ARGB pump top, reliable pump operation, and optimized thermal design, it ensures quiet, efficient CPU cooling. Compatible with AMD AM5/AM4 and Intel LGA 1851/1700/1200, it’s backed by a 5-year warranty for long-lasting, worry-free performance.

Quick Specs

Radiator Dimensions

Application For

Fan Dimensions

LED Type

Pump Connector

Color

kr 250

92 in stock

Looking for different specs?

Give us your wishlist and we’ll make it real.

Looking for different specs? Give us your wishlist and we’ll make it real.

Experience ultimate cooling and style with the Valkyrie Jarn CPU Liquid Cooler, designed for enthusiasts who demand top-tier performance and visual impact. Featuring a high-efficiency pump and vivid ARGB lighting, this cooler keeps your CPU temperatures under control while turning your build into a striking showcase.

Key Features

360° Rotatable ARGB Pump Top
The pump top can rotate fully, allowing flexible orientation to perfectly align with your build’s aesthetic and showcase vibrant ARGB lighting from any angle.

Reliable, High-Performance Pump
Engineered with a market-tested pump, it delivers consistent and efficient cooling, ensuring stable CPU temperatures even under heavy workloads.

Optimized Thermal & Quiet Operation
The cooler is designed for efficient heat dissipation while maintaining low noise levels, offering a balance of performance and comfort for gaming, content creation, or workstation use.

Wide Compatibility
Supports AMD AM5/AM4 and Intel LGA 1851/1700/1200, making it suitable for most modern multi-core CPU setups.

Peace of Mind Warranty
Backed by a 5-year international warranty, it guarantees long-term reliability and performance for demanding PC builds.

Color: Black

Here’s a detailed, client-focused breakdown of the Valkyrie Jarn 280mm CPU liquid cooler, showing how each specification enhances performance, cooling efficiency, and long-term reliability for modern PC builds.


Compatibility

AMD: AM5, AM4
Intel: 1851, 1700, 1200, 1151
Customer Benefit: Wide socket compatibility ensures the cooler works with most modern CPUs, making it ideal for both AMD and Intel-based gaming rigs or workstations.


Basic Information

CPU TDP: 300W
Customer Benefit: Supports high thermal output CPUs up to 300W, ensuring stable operation even under heavy gaming, rendering, or overclocking workloads.

Warranty: 5 Years
Customer Benefit: Long-term warranty provides peace of mind, guaranteeing reliability and performance over years of demanding use.

RGB Connector: 3-Pin A-RGB Connector
Customer Benefit: Allows full customization and synchronization of the pump and fans with motherboard software for personalized lighting effects.

Pump and Fan Power Connector: 4-Pin PWM Connector
Customer Benefit: PWM control dynamically adjusts speeds based on temperature, balancing optimal cooling performance with quiet operation.


Pump

Speed: 800–2400 RPM ±10% (PWM controlled)
Customer Benefit: Dynamic pump speed ensures efficient coolant flow, maintaining low CPU temperatures while reducing noise during low-load tasks.

Voltage: 12V
Pump Unit Dimensions: 83 x 78.6 x 58 mm
Tube Length: 425mm
Tube Material: FEP with Corrugated Braided Sleeve
Customer Benefit: High-quality pump and tubing ensure durable, leak-resistant operation while providing flexible installation and sleek aesthetics in your PC case.


Radiator

Size: 280mm
Material: Aluminium
Dimensions: 313 x 140 x 27 mm
Customer Benefit: Large 280mm radiator allows superior heat dissipation, keeping CPU temperatures stable even under heavy workloads while maintaining a compact footprint for most modern cases.


Radiator Fans

Fans: 2x Valkyrie V14 A-RGB
Speed: 800–1850 RPM ±10%
Air Flow: 105 CFM / 178.39 m³/h
Static Pressure: 2.75 mmH₂O
Maximum Noise Level: 32.2 dBA (Max)
Bearing: Fluid Dynamic Bearing
Current: 0.2A
Voltage: 12V

Customer Benefit:
The dual Valkyrie V14 A-RGB fans provide high airflow and strong static pressure, effectively moving heat away from the radiator while operating quietly. Fluid Dynamic Bearings ensure long-lasting, smooth operation, and integrated ARGB lighting adds vibrant, customizable visuals for an aesthetically impressive build.

Every Hrafninn PC comes with a warranty you can rely on. We want you to feel confident using your computer every day, whether it’s a new build or a refurbished one.

New PCs

All new systems include a 1–3 year warranty, depending on the components and configuration.

If anything covered by the warranty stops working during this period, we’ll repair or replace it.

Refurbished PCs

Refurbished models come with a 6-month warranty and the same level of care and support.
Each refurbished PC is fully cleaned, tested, and checked before it leaves our workshop.

Lifetime Technical Support

No matter how long you’ve had your PC, you can always reach out to us with questions or issues.

We’re here to help with diagnostics, troubleshooting, and general guidance for as long as you own the system.

What the Warranty Covers

– Hardware failures
– Component defects
– Issues not caused by misuse
What’s Not Covered
– Damage caused by the user (for example, physical damage or spilled liquids)
– Modifications that affect system stability
– Issues from third-party repairs

How to Request Warranty Service

Just contact us with your order number and a short description of the issue.We’ll guide you step-by-step and help you get your system running again as quickly as possible.

Delivery

We keep our delivery process simple and reliable, so your new PC arrives safely and without surprises.

Pickup

If you prefer to collect your order yourself, you’re welcome to pick it up directly from us. This is often the fastest option if you’re nearby.

Postal Shipping

For home delivery, we work with established Nordic carriers such as PostNord and Schenker. Your PC is securely packed with protective materials and basic insurance to ensure it arrives in the same condition it left our workshop.

We don’t use local same-day couriers — all orders are shipped through postal services to keep things predictable and trackable.

Payment

We support several convenient and secure payment options, so you can choose what works best for you.

Card Payments (via Stripe) – Pay with Visa, Mastercard, Apple Pay, or Google Pay. All transactions are encrypted and completely secure.

Swish – A quick and easy option for customers in Sweden.

PayPal – Ideal if you prefer to keep your payment details within your PayPal account.

Installments or Advance Payments – If you’d like to pay in parts or make an advance payment, we offer flexible solutions depending on your order.

Crypto Payments are coming soon.