Junction Box

Liberty Pumps JB120

The JB120 and JB230 provide an easy and convenient way to connect all wiring necessary in a pump station application. The JB-Series includes a receptacle (120V or 230V) that accepts a piggy-back plug from the pump. An easy-to-use terminal strip is also included for connection of an alarm system.

All Models Feature:

• NEMA 4x enclosure with hinged door

• Separate alarm and pump control circuit

• Receptacle for pump and pump circuit (120V or 230V)

• Riser extension coupling and washers

• Custom engineered liquid-tight cable seal

• Electrical conduit hub

• Strain relief for pump and float cords provided by

cord seal

• Terminal strip for use with alarm system

• Separate alarm and pump control circuitry provided

by terminal strip

• Entire control system (panel and switches) is 

UL Listed to meet and/or exceed industry safety

standards

• Dual safety certification for the United States 

and Canada

Specifications

Model Voltage

JB120 120V

JB230 230V

Enclosure: 6 x 6 x 4 inch NEMA 4x weatherproof 

thermoplastic

Receptacle:

JB120 – 120 VAC-NEMA type 5-15R

JB230 – 230 VAC-20 amp, NEMA type 6-20R

Cord Seal: Liquid-tight cord seal with strain relief