8489

Designed for excellence, the 8489 by Keystone Electronics redefines Fans - Finger Guards, Filters & Sleeves performance in modern cooling applications. This cutting-edge solution incorporates patented technologies to achieve breakthrough results in both protection and airflow efficiency. Engineered to meet MIL-STD-810G specifications, it delivers military-grade reliability for critical infrastructure.The Filter Guard Assembly configuration provides dual-functionality as both a safety guard and EMI filter. Third-party testing verifies 30dB attenuation from 10MHz to 6GHz, making it ideal for RF-sensitive environments.Precision-matched to 120mm Sq requirements, this guard features a unique snap-fit design that eliminates mounting hardware. The innovative attachment system withstands 50G shock loads while maintaining secure positioning.Manufactured from Aluminum; Polyamide (PA6), Nylon 6, Glass Filled, this component achieves exceptional strength-to-weight ratio. Material testing shows 3x greater impact resistance than standard polycarbonate while weighing 40% less than equivalent metal guards.