Free Tool · Sump Pump
How Big Should Your Sump Pump Be?
Undersized pumps burn out under load and oversized pumps short-cycle themselves to death. Enter your basement size and lift height and get a sensible target capacity — then we'll confirm with a real on-site inflow measurement.
Local climate / water-table pattern
Backup strategy
Recommended capacity
500 GPH
Motor size
1/3 HP
Head loss at 8 ft
20%
Battery backup is the standard for basements that genuinely hold water. Power outages and heavy storms tend to arrive together — the time you need the pump most is exactly when the grid is down.
Book a Free Inspection →These are sizing rules of thumb. Actual pump selection depends on measured inflow rate, pipe diameter, fitting count, and discharge elevation. A free on-site visit pins all three.