The Panasonic PF-CX4-V Interference Prevention Filter is a high-quality accessory designed for use with the Compact Photoelectric Sensor CX-400. Constructed from durable stainless steel, this vertical type filter effectively minimizes interference, ensuring optimal sensor performance in industrial automation applications. Ideal for environments where precision and reliability are critical, the PF-CX4-V is available for purchase through Panasonic Industrial Automation Sales and other distributors.