For a narrow pit on a budget, where a light pump with good flow and a vertical float does the job.
Amazon $114.99The Red Lion RL-SP33V is the better sump pump overall, rated 3.4 to 3.3. The Red Lion RL-SP33V leads on value. The Red Lion RL-SC33T wins on warranty. The Red Lion RL-SP33V costs $67.01 less ($114.99 vs $182).
For a standard or wide pit where a well priced cast iron 1/3 HP pump with good flow is wanted.
Amazon $182Prices were last checked October 31, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Red Lion RL-SP33V for value ($48.60 per 1,000 GPH at 10 ft ($114.99, 2,366 GPH) vs $73.98 per 1,000 GPH at 10 ft ($182, 2,460 GPH)).
- Choose the Red Lion RL-SC33T for warranty (3-year warranty vs 2-year warranty).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every up to 1/3 HP sump pump; a clear win is highlighted. How we rank explains each one.
| Factor weight | Red Lion RL-SP33V | Red Lion RL-SC33T |
|---|---|---|
| Overall rating | 3.4/5 | 3.3/5 |
| Value 30% | 83 $48.60 per 1,000 GPH at 10 ft ($114.99, 2,366 GPH) | 48 $73.98 per 1,000 GPH at 10 ft ($182, 2,460 GPH) |
| Flow 30% | 58 2,366 GPH at 10 ft | 64 2,460 GPH at 10 ft |
| Build 20% | 33 switch fits a narrow pit | 33 cast iron motor housing |
| Warranty 20% | 25 2-year warranty | 50 3-year warranty |
Specifications
| Red Lion RL-SP33V | Red Lion RL-SC33T | |
|---|---|---|
| Pumping | ||
| Motor | 1/3 HP | 1/3 HP |
| Type | Submersible | Submersible |
| Flow at 10 ft | 2,366 GPH | 2,460 GPH |
| Flow at 0 ft | 3,137 GPH | 3,350 GPH |
| Max lift | 26 ft | 25 ft |
| Discharge | 1.5 in | 1.5 in |
| Running current | 4.4 A | 4.4 A |
| Switch and build | ||
| Switch | Vertical float | Tethered float |
| Cast iron housing | No | Yes |
| Alarm or monitoring | No | No |
| Wi-Fi | No | No |
| Cord length | 8 ft | 10 ft |
| Warranty | 2 years | 3 years |
