Bykski SPD External Thermal Exchange Liquid Cooling Unit - 4 GPU Optimized Thermal Solution - (B-1080-SPD-CEC-X)

This B-1080-SPD-CEC-X external thermal exchange unit is a high-capacity liquid cooling solution optimized for up to 4 discrete GPUs. Designed as a standalone radiator/pump/reservoir assembly, it offloads heat from dense multi-GPU loops, enabling lower operating temperatures, quieter acoustics, and improved stability under sustained compute workloads. By pairing this unit with your internal water blocks, you can significantly reduce coolant temperatures and help extend component lifespan. A high-flow internal plumbing layout supports multi-block loops with minimal restriction. The unit can be integrated into parallel or serial loop designs. In multi-block setups, appropriate manifolds or bridges may be required depending on your GPU block configuration and case routing. Specifications Core Function: External Thermal Exchange Liquid Cooling Unit (radiator + pump + reservoir assembly+LCD Control) Optimization: Designed for up to 4 GPU liquid-cooled systems Radiator: High surface area 1080-class external radiator  Pump: High-flow D5-class pump Reservoir: Integrated clear reservoir for easy fluid viewing Materials: Aluminum frame, All Copper radiator core, Acrylic (PMMA) reservoir window Fittings: G1/4” threaded inlet and outlet ports CompatibilityONLY Compatible with Open-loop PC liquid cooling systems using G1/4” fittings; GPU water blocks and CPU blocks from Bykski . Ensure adequate case/desk space for external mounting and that your loop supports external routing. Parts Included External Thermal Exchange Unit (radiator/pump/reservoir assembly) Power and control cables for pump/fans/LCD WarningsThis is a repair or replacement-only item. Returns are not accepted on compatibility issues or if the unit has had water/fluid run through it. The product does NOT include printed instructions. Please check the product gallery images for installation and loop routing illustrations. The manufacturer reserves the right to alter the design to expand compatibility. The delivered item may not 100% match the pictured item. Ensure proper loop configuration, including correct inlet/outlet routing, secure fittings, and leak testing prior to operation.  This product is designed for self-installation. The manufacturer is not liable for any damages resulting from misuse, including, but not limited to, improper installation or the use of incompatible hardware or fluids. By using this product, you accept all related risks.