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Liberty SBX35 Sumpbox System

SKU: 72171

Retail: $577.00

  Available to Ship in 3-4 weeks

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About the Liberty SBX35

The Liberty SBX35 Sumpbox System is a pre-assembled sump pump system designed for new home construction. It includes an S35 pump. The pump has a discharge size of 1-1/2" FNPT. This pump's performance data and other details are available in the specification sheets. This Liberty SBX35 Sumpbox System features the Debris Filter Technology. It comes with a clear, disposable cover that protects the system during masonry work. The switches are located strategically so that servicing can be done quickly and easily. No tools are needed to open the sealed access cover for servicing. It boasts a removable filter tray that prevents clogging caused by stones and debris from construction. The Liberty SBX35 Sumpbox System is covered by a standard Limited Warranty for a period of 3 years. This product proudly bears the CSA mark and is recognized for meeting the required environmental performance standards. Liberty, the company that makes and innovates high quality pumps, is relied on by hundreds of professional contractors each day. Liberty has been cited as one of Rochester's Top 100 Companies for twelve years.

Product Details

Product: Sump
Manufacturer: Liberty Pumps
Mpn # SBX35
Weight 50.00 lbs.

Product Features

  • Sealed covers radon-ready
  • Fully assembled
  • Available with 1/3 or 1/2 hp pumps
  • Unique debris filter tray
  • Large 41 gallon capacity
  • Easy access cover requires no tools to open
  • Easy to service float switches located in holders under access cover.
  • Available with pre-set alarm


4.5 out of 5 rating is our rating for PlumbersStock, we got that rating because we have lots of experience and great people with expertise in plumbing. BUT WE WANT YOUR HELP. This product doesn't have any reviews yet, and we don't want to write our own reviews. It is more valuable to us that the customers get to share their experience with our products. Please, if you have any experience with this product, take a moment to share and help someone else who is trying to make a decision. Thank you!

Questions & Answers


Thank you for your interest in the SBX35! This model has the overall dimensions of 18-3/4” high, 32” wide in front and 24” wide at the side.


Good day! Thank you for your question about the Liberty SBX35 Sumpbox System. Yes, you're right. According to page 4 of their catalog, this Liberty SBX35 Sumpbox System has the option to be connected to the FKIT441 which is a 12-volt battery back-up system. If you're interested in purchasing the Liberty SBX35, simply click "Add to Cart", enter the required information and you'll be on your way. Please let us know if you have any other questions or concerns about this sumpbox. We are always happy to help.

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