The wingnut design and snap-in base make removal, dissasembly and cleaning a breeze.A removable motor cartridge makes maintenance or replacement easy, without the need to re-plumb the pump. Pumps ship with a 90, smooth elbow and one straight discharge port. Made of durable, yet resilient polypropylene, these ports install via a convenient one inch garden hose style fitting which eliminates stress cracks caused by overtightening. An added benefit is that the 90 elbow may be rotated to make hose connections easy in cramped mounting locations. Outlet port check valve included for optional use.Key FeaturesNo tools need for maintenanceMotor cartridge can easily be removed for cleaning or replacementLong-life, water-cooled motor90 port can be rotated for ease of installationSpecifications Type: Submersible cartridge bilge pump Dimensions: 4 7/16"H x 2 3/4"dia. Port Size: 3/4" Built-In Switch: No Material: Thermoplastic body, stainless shaft Warranty: Three yearsCapacityAmperage500gph2.5A @ 12V DC750gph3.0A @ 12V DC1000gph3.2A @ 12V DC