A low cost 1/2 HP pump for a deep basement where lift matters more than raw volume.
Amazon $129.99
For a deep basement or a pit that fills fast, where a strong cast iron pump that fits a narrow pit is worth paying for.
- 1/2 HPMotor
- 3,300 GPHFlow at 10 ft
- Vertical floatSwitch
- 3 yearsWarranty
Price checked October 31, 2026. As an Amazon Associate we earn from qualifying purchases.
- Moves about 3,300 gallons an hour at 10 ft and still pumps past 30 ft of lift
- Heavy one piece cast iron body built for long run times in wet seasons
- Magnetic vertical float fits a pit as small as 10 in
- Stainless screen and 3/4 in solids handling resist clogging
- Expensive for a 1/2 HP pump
- At 29 lb it is heavy to pull out of the pit
- Flow comes from a curve only; Liberty publishes no table
The Liberty 200 Series family
Every Liberty 200 Series model we rank, smallest first. Ratings compare each against its own size.
| Model | Motor | Rating | Price |
|---|---|---|---|
| Liberty Pumps 257 | 1/3 HP | 3.1/5 | $216.29 |
| Liberty Pumps 287 (this one) | 1/2 HP | 2.9/5 | $323.25 |
How it scores
The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Model number | 287 |
|---|---|
| Pumping | |
| Motor | 1/2 HP |
| Type | Submersible |
| Flow at 10 ft | 3,300 GPH |
| Flow at 0 ft | 4,140 GPH |
| Max lift | 39 ft |
| Discharge | 1.5 in |
| Running current | 8 A |
| Switch and build | |
| Switch | Vertical float |
| Cast iron housing | Yes |
| Alarm or monitoring | No |
| Wi-Fi | No |
| Cord length | 10 ft |
| Weight | 29 lb |
| Warranty | 3 years |
Alternatives in this size
For a tight budget or a spare pump, where 1/2 HP flow matters more than a heavy cast iron body.
Amazon $124.95For a deep basement or long discharge run where flow at 20 ft and beyond matters most.
Amazon $379.99Compare
Compare the Liberty Pumps 287 with any other sump pump →
More from Liberty Pumps: every Liberty Pumps product ranked.