Liberty Pumps LE51M-2 (Manual)
#2 in Up to 1/2 HPFull review
For a basin run from an alarm panel or duplex controller that needs the LE50 pump without a built in float.
Amazon $438.90$438.90
The Liberty Pumps LE51M-2 (Manual) is the better sewage ejector pump overall, rated 4.0 to 3.5. The Liberty Pumps LE51M-2 (Manual) leads on warranty, build and lift. The Wayne SEL50 wins on value. The Wayne SEL50 costs $208.26 less ($230.64 vs $438.90).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Wayne SEL50
#5 in Up to 1/2 HPFull review
For the most flow per dollar in a basement bathroom, if a plastic body and a short warranty are acceptable.
Amazon $230.64$230.64
Which should you buy?
- Choose the Liberty Pumps LE51M-2 (Manual) for warranty (3-year warranty vs 1-year warranty), build (cast iron motor housing and volute vs plastic or composite housing) and lift (54 gpm at 20 ft vs 33.3 gpm at 20 ft).
- Choose the Wayne SEL50 for value ($1.92 per gpm ($230.64, 120 gpm at 10 ft) vs $3.72 per gpm ($438.90, 118 gpm at 10 ft)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every up to 1/2 HP sewage ejector pump; a clear win is highlighted. How we rank explains each one.
| Factor weight | Liberty Pumps LE51M-2 (Manual) | Wayne SEL50 |
|---|---|---|
| Overall rating | 4.0/5 | 3.5/5 |
| Value 30% | 50 $3.72 per gpm ($438.90, 118 gpm at 10 ft) | 100 $1.92 per gpm ($230.64, 120 gpm at 10 ft) |
| Flow 20% | 98 118 gpm at 10 ft | 100 120 gpm at 10 ft |
| Lift 15% | 90 54 gpm at 20 ft | 55 33.3 gpm at 20 ft |
| Build 10% | 100 cast iron motor housing and volute | 0 plastic or composite housing |
| Warranty 25% | 50 3-year warranty | 0 1-year warranty |
Specifications
| Liberty Pumps LE51M-2 (Manual) | Wayne SEL50 | |
|---|---|---|
| Pumping | ||
| Motor | 1/2 HP | 1/2 HP |
| Flow at 10 ft | 118 gpm | 120 gpm |
| Flow at 20 ft | 54 gpm | 33.3 gpm |
| Shutoff head | 24 ft | - |
| Solids | 2 in | 2 in |
| Discharge | 2 in | 2 in |
| Switch | Manual | Piggyback |
| Build | ||
| Cast iron | Yes | No |
| Voltage | 115 V | 115 V |
| Current | 12 A | - |
| Cord | 25 ft | 8 ft |
| Weight | 43 lb | 26 lb |
| Warranty | 3 years | 1 year |