Multiquip HDQ450 Discharge Hose 4"x50 Ft. Quick Disconnect

Multiquip HDQ450 Discharge Hose

This 4-inch by 50 ft Discharge Hose featuring a Quick Disconnect Coupler and NPT threading, rated for 60 psi, offers secure, efficient connections for industrial and construction water transfer. Engineered for heavy-duty use and easy handling, it ensures reliable fluid movement. Order today for dependable pumping performance.

Features:

• 4 inches by 50 feet: The 4-inch by 50-foot specification defines it as a massive-volume "mainline" discharge solution. This hose is the industrial standard for 4-inch trash pumps and high-output bypass systems, capable of moving extreme water volumes—up to 600+ gallons per minute. By combining this 4-inch bore with a Quick Disconnect (Camlock) system, operators can manage heavy-duty dewatering with a tool-free, rapid-response setup.

• High quality Lay-Flat hose: The High-Quality Lay-Flat designation describes an industrial-grade, co-extruded PVC "fluid mainline." This specialized design allows a massive 4-inch diameter discharge line to collapse into a thin, flexible ribbon when depressurized. This combines the ultra-high volume capacity of a large-bore pipe with the storage convenience and rapid-deployment capability required for large-scale municipal and industrial jobsites.
  

• Synthetic fiber reinforcement: The Synthetic Fiber Reinforcement is the high-tenacity industrial "skeleton" woven into the PVC walls. In a massive 4-inch system, this reinforcement is critical; it provides the immense hoop strength required to contain a water column weighing over 270 lbs per 50-foot section, ensuring the hose maintains its shape without stretching or bursting under the pressure of high-output industrial pumps.
  

• Quick Disconnect couplers: The Quick Disconnect Couplers are the industrial Cam and Groove (Camlock) fittings that transform a massive 4-inch hose into a rapid-deployment tool. By replacing bulky, difficult-to-turn 4-inch NPT threads with a precision-engineered dual-lever locking system, these couplers allow for a tool-free, airtight connection that can be established in seconds, even in high-stress emergency dewatering scenarios.
  

• 60 psi: The 60 PSI rating represents the Maximum Working Pressure for this ultra-high-volume mainline. In a 4-inch system, managing 60 PSI is a significant engineering feat; it allows the hose to safely contain the massive hydraulic force required to move over 600 gallons per minute while supporting a vertical water column of nearly 140 feet.