Applications Franklin Electric submersible control boxes are designed and optimized specifically for Franklin three-wire, single-phase motors rated 1/3 to 15 hp. QD & CRC Features: Exclusive Franklin Electric QD Relay Suitable for outdoor mounting Capacitor Start Run Capacitor (Only CRC Boxes) UL listed for US and Canada (60 Hz models) Standard, Deluxe & XL Deluxe Features: Heavy duty box-type terminals accept up to AWG #2 wire External access to overload resets Multiple-size knockouts User-friendly connection diagrams Easy access to grounding lugsmotors-and-controls-catalog-m1748-.pdfM1330-Control-Boxes-03-09.pdf