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The Liberty SBX-series sumboxes are groundwater protection units designed for use in new home construction. These fully assembled units feature a pump, box, debris filter tray, float switches, and radon ready sealed covers. Features: Fully assembled Pre-mounted pump secured with torque-stops Unique removable 15 quart filter tray Safety overflow feature Schedule 80 PVC discharge Pump cover securely bolted with stainless steel fasteners Large 41 gallon capacity Easy access cover requires no tools to open Easy to service float switches located in holders under access cover Anti-float collar with "Staking" locators Radon-Ready. Provision for 3" Vent Pipe (Pipe seal included, uninstalled) Some models include a pre-set alarm. LIBERTY SBX-SERIES SUMPBOXES Model Comparison Chart Model Pump Discharge HP Voltage Full Load Amps GPM @ 10' Shut-off Head Alarm Weight lbs. Solids SBX35 S35 1-1/2" FNPT 1/3 115 6.5 35 25' No 50 1/4" SBX35A S35 1-1/2" FNPT 1/3 115 6.5 35 25' Yes 50 1/4" SBX280 280 1-1/2" FNPT 1/2 115 10 56 37' No 67 3/4" SBX280A 280 1-1/2" FNPT 1/2 115 10 56 37' Yes 67 3/4" PERFORMANCE RATINGS FEATURES BREAKDOWN DIAGRAMS DIMENSIONAL DATA BROCHURE Liberty SBX-Series Sumpbox Brochure MANUAL Liberty SBX-Series Sumpbox Installation Manual Pump Products application engineers are standing by to help you find the right pump, as well as to provide price quotes, stocking availability and shipping information. Call our toll free number 1-800-429-0800 to speak to an expert today.