This heavy-duty air foot pedal switch is designed for reliable operation of drain cleaning machines. Featuring a durable 8-foot PVC hose (3/8" outer diameter, 3/16" inner diameter) and a robust molded pedal construction, this switch delivers dependable performance in demanding conditions. The non-metallic design makes it ideal for use in damp environments, while the riveted aluminum base plate provides stability on uneven surfaces. Compatible with most major drain cleaner brands including Ridgid (K-400, K-380, K-3800, K-750, K-7500), General, Spartan, Electric Eel, and Trojan machines. The package includes a mini hose clamp for secure attachment, ensuring reliable operation during use. Note that this pedal switch is not compatible with Harbor Freight Hydrostar Drain Cleaners. The integrated bulb design and quality construction make this foot pedal an essential tool for professional drain cleaning operations.