ASUS ROG Strix LC II 280 ARGB AIO Liquid CPU Cooler

Overview

The ASUS ROG STRIX LC II 280 ARGB is a liquid CPU cooler designed to maintain efficient and quiet cooling for high-performance processors. Featuring a seventh-generation Asetek pump that operates as low as 840 RPM, it balances strong cooling with minimal noise. The cooler includes two 140 mm ROG radiator fans that deliver 102.3 CFM airflow, ensuring your CPU stays cool during intense gaming or demanding workloads. Customizable ARGB lighting on both the pump and fans adds a personalized touch to your build, syncing seamlessly with Aura Sync-compatible components.

Key features

• Seventh-generation Asetek pump starts at 840 RPM to reduce noise while maintaining effective cooling performance
• Dual 140 mm ROG radiator fans provide strong airflow and consistent pressure for stable temperature control
• Individually addressable RGB lighting on pump and fans allows full customization and synchronization with Aura Sync
• Copper CPU plate ensures efficient heat transfer from the processor to the cooling system
• Aluminum radiator combined with reinforced sleeved rubber tubing offers durability and long-lasting reliability
• Pre-applied thermal paste and included mounting accessories simplify installation across a wide range of Intel and AMD sockets
• Supports Intel LGA 1851, 1700, 1200, 115x and AMD AM5, AM4 sockets, covering most modern processors
• Backed by a 6-year warranty, providing confidence in long-term performance and build quality

Key specs

• Radiator size: 280 mm
• Fan size: Dual 140 mm
• Fan airflow: 102.3 CFM
• Pump speed: Starts at 840 RPM
• Lighting: Individually addressable ARGB on pump and fans
• CPU plate material: Copper
• Radiator material: Aluminum
• Tubing: Reinforced sleeved rubber
• Socket compatibility: Intel LGA 1851, 1700, 1200, 115x; AMD AM5, AM4
• Warranty: 6 years

Installation and setup

Installation is straightforward with the included mounting accessories and pre-applied thermal paste, reducing setup time and ensuring optimal thermal contact. The cooler’s design supports a broad range of Intel and AMD sockets, making it a versatile choice for upgrading existing systems or building new ones. Its reinforced tubing and durable radiator construction help maintain reliability through multiple installations or long-term use.

Ideal uses and environments

This cooler fits well in gaming rigs, content creation workstations, and any high-performance PC that demands quiet and effective cooling. Its low pump noise and strong airflow make it suitable for users who want to minimize distractions while maintaining stable CPU temperatures under heavy loads. The customizable ARGB lighting also appeals to enthusiasts who want to add visual flair to their setups without compromising on cooling efficiency.