Red Lion RL-SC50V — 1/2 HP Cast Iron Sump Pump with Vertical Float
The Red Lion RL-SC50V is a durable cast-iron sump pump designed for reliable basement drainage in residential applications. Its vertical float switch makes it ideal for compact or narrow sump pits, providing automatic operation with dependable on/off activation to protect homes from rising water.
Key Features & Benefits
- Vertical float switch for smaller sump pits and consistent cycling.
- 1/2 HP motor delivers powerful residential drainage.
- Cast iron construction for long-lasting durability and quiet operation.
- Up to 3200 GPH for fast, effective water removal.
- Thermoplastic impeller for efficient pumping and corrosion resistance.
Applications
- Basement and crawlspace sump systems
- Emergency flood prevention
- Residential drainage from sump pits
Specifications
| Model / Item # | RL-SC50V |
| Horsepower | 1/2 HP |
| Max Flow | 3200 GPH |
| Discharge Size | 1-1/2″ FNPT |
| Switch Type | Vertical Float |
| Construction | Cast Iron Housing / Thermoplastic Impeller |
| Voltage | 115V |
Performance — GPM by Head
| Head (FT) | GPM Output |
|---|---|
| 0 ft | 53 GPM |
| 5 ft | 48 GPM |
| 10 ft | 40 GPM |
| 15 ft | 25 GPM |
| 20 ft | 0 GPM (shutoff) |
Model Comparison
| Model | Float Type | Best For | Buyer Recommendation |
|---|---|---|---|
| RL-SC50V | Vertical Float | Small/compact pits | Choose if space is limited and you want precise switching |
| RL-SC50T | Tether Float | Larger pits | Choose if you want longer pump cycles and fewer starts |
Common Questions
Q: What size sump pit is recommended?
A: The RL-SC50V works best in compact pits where a tether float won’t fit.
Q: Can this pump run automatically?
A: Yes — the vertical float provides automatic on/off operation.
Q: Is the housing cast iron?
A: Yes, for quiet operation and long-term durability.
Q: What is the shutoff head?
A: 20 ft total dynamic head (TDH).
The RL-SC50V is the best choice for compact sump pits, providing dependable automatic drainage with strong 1/2 HP performance.
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