Lowe's Home Improvement
Basement Watchdog 0.5-HP Plastic Submersible Sump Pump

Basement Watchdog 0.5-HP Plastic Submersible Sump Pump

Item #: 120110 |  Model #: BW4000

4.43 / 5 60 Reviews

0.5-HP Plastic Submersible Sump Pump

  • Primary system pumps 2820 GPH @10 ft. lift, 4000 GPH @ 0 ft. lift
  • Backup system pumps 1730 GPH @10 ft. lift, 2500 GPH @ 0 ft. lift
  • Includes dual float switch for added protection
  • User-friendly controller sounds an alarm, illuminates a warning light and describes what to do for easy maintenance
  • Includes sensor to monitor battery fluid levels
  • Compact pump fits even in small or narrow sump pits
  • Detailed manual makes installation easy
  • Includes: controller, charger, two float switches, primary and backup pump, battery box (battery and acid sold separately)
Horsepower (HP) 0.5
Water Flow (GPM) 67
Warranty 2-year
Volts 115
Material Plastic
Switch Type Specialty
Submersible Yes
Impeller Material Polycarbonate
Inlet Diameter 1-1/2"
Inlet Connection N/A
Outlet Diameter 1-1/2"
Outlet Connection NPT
Cord Length (Feet) 13
Application Sump pump
Package Quantity 1
Package Contents Controller, charger, two float switches, primary pump and backup pump, instruction manual (battery and acid sold separately)
Sub Type Submersible sump pump
Type Sump pumps

Product Documentation

Download these helpful files for this product.

  • Use & Care Guide

pdf To view these documents, you need Adobe Acrobat Reader. You can download a free copy from the Adobe web site.

Community Q&A
  • Save Item
    Save Item Help
    Save an item to your
    • Lists to collect ideas and plan future projects.
    • Home Profile to organize and store details about your home.
  • Set a Reminder Save Item Help

    Set a Reminder and we'll send you an email when it's time to stock up on items you buy regularly or seasonally, like air filters, fertilizer or mulch. Use notes to record details (quantity, gift recipient, etc.).

  • Go to Your Account