4-Pack 80mm X 25mm High-Speed Cooling Fans with Speed Controller – 4200RPM 43.3CFM for Server/PC/Amplifier/GPU Rig/Cabinets

Key Features :✔ Industrial-Grade Cooling – 4x 80mm fans (80×80×25mm) linked by metal clips for massive airflow (43.3CFM each, 4200RPM) ✔ Precision Speed Control – Includes 115V/230V adjustable speed controller (0-100% RPM) ✔ Ultra-Durable Build – Double-ball bearings (50,000+ hours lifespan) + protective metal Grill ✔ Plug & Play Setup – Pre-assembled 320×80×25mm array (4-fan unit) for racks, servers, GPUs, or water-cooling ✔ Tested Reliability – Low noise (36.5dBA) | CE certified | 1-year warranty Product Description: High-Performance 4x80mm Cooling Fan Array with Speed Control Ideal for: Server racks, power amplifiers, GPU rigs, phone drying stations, and liquid cooling systems. Why Choose This Fan Set? Brute-Force Airflow – Each fan delivers 43.3CFM at 4200RPM (total ~173CFM) for extreme heat dissipation. Flexible Speed Adjustment – Dial down noise or max out cooling via included 115V/230V speed controller. Military-Grade Durability – Double-ball bearings resist dust/heat, outlasting sleeve bearings 3:1. Safety-First Design – Reinforced metal clips + single-side mesh guard prevent finger/object contact. Tech Specs: • Single Fan: 80×80×25mm | 0.35A | 4200RPM | 43.3CFM | 36.5dBA • Full Set: 320×80×25mm | 115V/230V input | Black finish • Package Includes: 1× 4-fan array (pre-linked) 1× Speed controller