APEX Open-Loop Systems
The APEX of Gaming PCs



Be the Benchmark
From competitive shooters to racing simulations to epic open-world adventures, the APEX system brings the highest fidelity gaming experience right to your desk. Set all your games to Ultra and don’t look back.
Endless Personalization
Indulge in over 10,000 aesthetic possibilities and craft your APEX system to be truly unique. Customize your coolant, tubing, fittings, cables, and RGB lighting to match your style and individuality.

The Next Evolution of APEX
Reimagined from the inside out, our next-generation APEX integrated cooling system takes liquid cooling to the next level. Featuring dual 360mm radiators, optimizing cooling for every component through natural vertical heat dissipation while operating whisper-quiet so you can focus on the game.

An Overclocker's Dream
With MAINGEAR REDLINE Overclocking, our technicians will hand tune your APEX system for maximum performance and stability, minimizing end-to-end system latency.

Precision Optimization
Whether it’s fine-tuning fan curves to perfectly balance airflow and pressure with whisper-quiet acoustics or installing a bloatware-free operating system with your PC’s specific drivers, MAINGEAR pairs your hardware components with meticulously optimized software deployment and multi-day testing, ensuring your APEX achieves peak gaming performance right out of the box.

Effortless Maintenance
APEX loop maintenance has never been easier to perform at home. With the removal of a single panel you’ll have unobstructed easy access to fill and drain ports as well as the pump.
0% APR
0% Financing available for 12 months on systems $1999 and higher.*
and 0% financing for 6 Months on all systems **
Get easy and affordable financing through our partner, Bread. With affordable monthly plans, no prepayment penalties, transparent terms, and fair rates, MAINGEAR Financing makes getting your new PC hassle-free.
*Minimum purchase of $200.00 is required. Availability of terms may vary based on purchase price, product, and state of residence. Down payment may be required. Subject to approval of credit application. Rates range from 0.00% to 34.99% APR, resulting in, for example, 36 monthly payments of $38.19 at 21.99% APR, per $1,000.00 borrowed. APRs will vary depending on credit qualifications, loan amount, and term. Bread Pay® loans are made by Comenity Capital Bank, a Bread Financial® company.