Littelfuse Model ALT-115-X-SW Cross-Wired Alternating Duplex Pump Relay with Switch 95-125V 8-pin Plug-in Water Well Equipment__4" 5" 6" 8" 9" & 10" Submersible Pump Ends__Eight Inch Pump Ends__500 GPM A full selection of accessories

A full selection of accessories for automatic operation is available

this pump can handle up to 40 gallons per minute

Blue Ribbon BCJ4000 Junction Box Features

Hydromatic S4SD300M3-4 Submersible Sewage Pump Description

Littelfuse Model ALT-115-X-SW Cross-Wired Alternating Duplex Pump Relay with Switch 95-125V 8-pin Plug-in Water Well Equipment__4" 5" 6" 8" 9" & 10" Submersible Pump Ends__Eight Inch Pump Ends__500 GPM A full selection of accessoriesLittelfuse ALT 115 X SW Alternating Duplex Pump Relay Product Description Model ALT alternating relays are used to alternate between two loads. The ALT is commonly used in duplex pumping applications to balance the runtime of both pumps. The Model ALT X has an internal cross connected relay and is used in applications where two high level floats are used. These floats are commonly referred to as lead and lag floats. The Model ALT X SW adds a built in