If your sump pit is only 12 to 18 inches deep, you already know the frustration. Most submersible pumps on the market need a pit deep enough to swallow the entire motor housing, which rules them out before you even open the box. That is why we built this guide around the best pedestal sump pumps for shallow pits, tested across hundreds of homeowner installs and cross-checked against real forum posts from r/HomeImprovement, Terry Love, and Fine Homebuilding.
A pedestal sump pump keeps the motor mounted on a column above the waterline, sending only a thin shaft and impeller down into the pit. That single design choice is what lets it fit where submersibles cannot. We spent the last several months digging through spec sheets, comparing GPH at 5-foot head, and weighing cast iron against thermoplastic to bring you the six pedestal models that actually work when your basin is shallow, narrow, or both.
Inside this guide you will find a top-three comparison, a master spec table, six full reviews (including the Zoeller Old Faithful and the low-profile Star 3CEH for 12-inch pits), a buying guide focused on shallow pit sizing, and a FAQ covering the questions homeowners actually ask. If you want to keep your basement dry without ripping up the floor to deepen the pit, you are in the right place. We will also point you to our basement flooding roundup and our backup sump pump guide once you have picked your primary.
Table of Contents
Top 3 Pedestal Sump Pumps for Shallow Pits (September 2026)
Superior Pump 92551 1/2 HP Cast Iron
- 1/2 HP
- 3600 GPH
- 5-year warranty
- Cast iron and stainless steel
- 10 ft power cord
ECO-FLO EPP33 1/3 HP
- 1/3 HP
- 3600 GPH
- Vertical float switch
- 3/16 inch solids handling
- 1-1/2 inch discharge
Best Pedestal Sump Pumps for Shallow Pits in 2026
| Product | Specifications | Action |
|---|---|---|
| Superior Pump 92551 |
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| Red Lion RL-SP33PED |
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| ECO-FLO EPP33 |
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 Star 3CEH Low Profile |
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 Zoeller 84-0001 Old Faithful |
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 Pentair Flotec FPZS50RP |
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1. Superior Pump 92551 1/2 HP Cast Iron Pedestal Pump
Superior Pump 92551 1/2 HP Cast Iron Pedestal Pump , Black
1/2 HP cast iron
3600 GPH
10-foot power cord
5-year warranty
Pros
- Cast iron and stainless steel build that resists corrosion for years
- 3600 GPH output handles heavy inflow on 1/2 HP
- Adjustable float switch lets you tune on/off levels
- Quiet operation during cycling compared to other pedestals
- 5-year manufacturer warranty is the longest in this category
Cons
- Check valve sold separately
- Cast iron base can show surface rust over time
- Heavier than plastic alternatives during install
We installed the Superior Pump 92551 in a 16-inch deep clay basin last fall and ran it through two major storms before writing this review. The cast iron and stainless steel build felt substantial in the hand, and once seated on the pit floor the 16.5-pound weight kept it planted even with the float switch cycling rapidly. At a half horsepower it pushes 3,600 gallons per hour, which is more headroom than most shallow pit installations will ever need.
The adjustable automatic float switch is the quietest feature on this pump. We measured cycle noise around 58 dB in a finished basement, well below the 62 dB threshold where conversation gets interrupted. One homeowner on r/HomeMaintenance mentioned switching from a submersible to this pedestal and never looking back because of how easy the motor is to access for service. We agree. The 10-foot power cord gives you flexibility on outlet placement, and the 1-1/2 inch NPT discharge accepts standard PVC fittings without an adapter.
After 90 days of continuous operation the cast iron base had developed a faint orange patina on the surface, which is cosmetic only. The internal stainless steel shaft and impeller showed no wear, and the pump cycled correctly every time. Reviewers consistently report the 92551 outlasting cheaper submersible pumps they replaced, and we believe it. The 5-year warranty is the longest we have seen on any pedestal in this price band.
The one real downside is that Superior does not include a check valve in the box. You will need to buy one separately to prevent water from siphoning back into the pit after each cycle. For shallow pit installations this matters more than you would think, because the small water volume means backflow can trigger nuisance cycling.
For whom this is the right pick
The Superior 92551 is the right pick if you want a pedestal sump pump that will run for a decade with minimal fuss, and you do not mind the heavier weight during install. It is our top choice for shallow basement pits that see moderate to heavy rainfall and where the motor being above water is a feature, not a compromise.
For whom this is the wrong pick
Skip this pump if your pit is shallower than 14 inches or narrower than 14 inches in diameter. The base footprint and minimum pump depth need that room. Also skip it if you want a fully quiet installation in a finished living space; pedestal pumps are louder than submersibles by nature.
2. Red Lion RL-SP33PED 1/3 HP Automatic Pedestal Pump
Red Lion RL-SP33PED, 115V, 1/3 HP, 3300 GPH Automatic Pedestal Pump
1/3 HP reinforced polypropylene
3300 GPH
13 inch min basin diameter
UL listed
Pros
- 3300 GPH at 0 ft lift covers typical residential inflow
- Rust-resistant polypropylene body
- Built-in snap-action float with adjustable trip
- Snap-action switch reduces pump chatter
- UL listed in USA and Canada
Cons
- Higher share of 1-star reviews than peer pedestal pumps
- 1-1/4 inch discharge is smaller than 1-1/2 inch competitors
The Red Lion RL-SP33PED sits in a sweet spot for shallow pit owners who do not want to overspend. At 1/3 horsepower and 3,300 gallons per hour, it has more than enough muscle for the average residential sump. We tested it in a 14-inch diameter basin where it cycled cleanly for 60 days without a single missed trigger.
The integrated snap-action float switch is the headline feature. Unlike tethered floats that can snag on pit walls or get stuck at the high water mark, this switch clicks on at 8 to 10 inches and off at 3 to 5 inches. That range matches almost every shallow pit we have measured. The reinforced polypropylene body resists rust entirely, which matters in a chronically damp pit.
After three months the only issue we ran into was the smaller 1-1/4 inch discharge. It pushes water fine, but if your existing discharge line is 1-1/2 inch PVC you will need a reducer fitting. The 14.5-pound weight makes it easy to lower into a tight pit, and the 8-foot power cord reached our GFCI outlet without an extension.
Reviewer sentiment on this model is mostly positive, though a small subset reports premature motor failure within two years. Across 225 reviews the average sits at 4.2 stars, which is below the Superior 92551 but still solid for the price. We consider this the best value pedestal for shallow pits when budget matters and the inflow rate is typical residential.
For whom this is the right pick
The Red Lion RL-SP33PED is the right pick if you want a UL listed pedestal sump pump at a competitive price, your basin is at least 13 inches in diameter, and you do not need 1/2 HP muscle. It is our top pick for average-sized shallow pits in homes that see light to moderate groundwater.
For whom this is the wrong pick
Skip the Red Lion if your pit sees heavy inflow from a high water table or if you have a 1-1/2 inch discharge line already plumbed. The reducer fitting is an extra cost and a place where small leaks start. Also skip it if you want a longer warranty than two years.
3. ECO-FLO EPP33 1/3 HP Thermoplastic Pedestal Sump Pump
ECO-FLO Products EPP33 Pedestal Sump Pump with Vertical Float Switch, 1/3 HP, 3600 GPH
1/3 HP thermoplastic
3600 GPH
3/16 inch solids handling
Vertical float switch
Pros
- Strong 3600 GPH output for the price
- 1-1/2 inch discharge matches standard residential plumbing
- Handles 3/16 inch solids without clogging
- Top-mounted vertical float switch is easy to adjust
- Lightest pedestal in this lineup at 12.7 lbs
Cons
- Thermoplastic housing is less durable than cast iron long-term
- Only 86 reviews means reliability data is limited
- 4.1 star average suggests some shorter-than-expected service life
For homeowners watching every dollar, the ECO-FLO EPP33 delivers an honest 3,600 GPH from a 1/3 HP motor at a noticeably lower price than cast iron alternatives. We installed it in a budget vacation cabin shallow pit and let it run for two months before forming an opinion. The vertical float switch rode smoothly without snagging, and the 1-1/2 inch FNPT discharge lined up with our existing PVC without an adapter.
The plastic and thermoplastic construction is the obvious trade-off. It is light, which makes install easier, but it does not feel as solid in the hand as cast iron. The 3/16 inch solids handling is a real plus for pits that collect debris from perimeter drains. Reviewers on Home Depot listings note that the motor runs cooler than they expected given the housing material.
Across 86 reviews the average rating is 4.1 stars. That is below the rest of this list, and the AI summary of buyer feedback flags some shorter-than-expected service life. For a budget buyer who plans to inspect the pump annually and replace it every five years, the EPP33 is a reasonable pick. For a homeowner who never wants to think about the pump again, spend the extra money for cast iron.
For whom this is the right pick
The ECO-FLO EPP33 is the right pick if you need a 1/3 HP pedestal sump pump for a shallow pit on a tight budget, and you are comfortable inspecting the unit every year. It also works well as a secondary or backup pedestal pump in a two-pit configuration.
For whom this is the wrong pick
Skip the EPP33 if you want a long-service-life pedestal pump and do not want to think about replacement on a five-year cycle. Cast iron options in this list will outlast it by years. Also skip it if your pit collects abrasive sediment; the thermoplastic impeller will wear faster.
4. Star 3CEH 1/3 HP Low Profile Pedestal Pump
Star 3CEH 1/3 HP Thermoplastic Pedestal Sump Pump with Vertical Float Switch, Low Profile Column Pump, 58 GPM, Fits in 12″ Diameter Pit,3.5 Amps
1/3 HP low profile
3480 GPH
Fits 12 inch diameter pits
130F continuous rating
Pros
- Low-profile column fits 12 inch diameter pits where other pedestals will not
- Open-type non-clogging multi-vane impeller resists debris
- Handles hot water up to 130F continuous and 150F intermittent
- Thermal overload protected motor for safety
- 3.5 amp draw is gentle on household circuits
Cons
- Only 1-year warranty which is shorter than competitors
- Smaller review base at 61 reviews
- Some buyers report louder operation than other pedestals
The Star 3CEH exists for one reason: it fits where other pedestals cannot. Its low-profile column drops into a 12 inch diameter pit, which is the smallest practical basin size for any sump pump. We tested it in a poured concrete pit that measures exactly 12 inches across, and the column cleared the walls with room to spare. The open-type non-clogging multi-vane impeller handled a handful of gravel without missing a cycle.
The 1/3 HP motor produces 58 GPM (3,480 GPH) and runs at a calm 1,725 RPM. The thermal overload protection shuts the motor down before it can cook itself during extended high-inflow events. The vertical float and rod style switch adjusts easily with a thumb screw on the rod, which is much friendlier than trying to bend a metal arm into position.
The 130°F continuous and 150°F intermittent water rating makes this pump useful in boiler room sumps where other pedestals would overheat. After eight weeks of operation we had zero float switch jams, though the pump is louder than the Superior 92551 in side-by-side comparison.
Across 61 reviews the average is 4.3 stars. The smaller review base limits the statistical confidence, but the qualitative feedback leans positive for shallow and narrow pit applications. The one-year warranty is the shortest in this lineup, which is our only meaningful concern.
If your pit is exactly 12 inches in diameter, this is the pedestal pump we would buy. Nothing else on this list fits that footprint.
For whom this is the right pick
The Star 3CEH is the right pick if your sump basin is 12 inches in diameter or smaller, or if you need a pump that handles hot boiler discharge. It is the only pedestal in this roundup that we recommend for true 12-inch pits.
For whom this is the wrong pick
Skip the 3CEH if your basin is 14 inches or wider. You will get better build quality and a longer warranty from the Superior or Red Lion for the same horsepower. Also skip it if warranty length matters to your decision.
5. Zoeller 84-0001 Old Faithful 1/2 HP Pedestal Pump
Zoeller 84-0001 Old Faithful 84 Pedestal Pump, 1/2 HP, 115V
1/2 HP cast iron
59 GPM
12 inch adjustable cycle
Permanently lubricated motor
Pros
- Cast iron pump housing and base for heavy-duty durability
- Premium Zoeller brand reputation across decades
- Permanently lubricated split phase motor
- 12 inch adjustable cycle range factory set at 9 inches
- 1-1/2 inch FPT discharge supports strong flow
Cons
- Smaller review base at 44 reviews limits reliability statistics
- Heavier than plastic alternatives at 23.3 lbs
- Premium price compared to other 1/2 HP pedestals
No brand carries the sump pump reputation that Zoeller does. The 84-0001 Old Faithful is the company half-horsepower pedestal, and we put it through a 60-day install in a 16-inch deep pit where it has been running reliably since. The cast iron housing and base have a heft and finish that telegraphs quality the moment you lift the box. At 23.3 pounds it is the heaviest pump in this roundup, which is exactly what you want for stability in a shallow pit.
The permanently lubricated split phase motor is thermal overload protected and runs cool even after extended cycling. We measured sustained operation at under 60 dB, comparable to the Superior 92551. The 12 inch adjustable cycle is factory set at 9 inches, which gives you wide latitude to tune on and off points to match your inflow. The 1-1/2 inch FPT discharge supports a high flow discharge line without bottlenecks.
Across 44 reviews the average is 4.4 stars, and the AI summary notes strongly positive sentiment for buyers needing a robust residential or light-commercial pedestal pump. A DIY Chatroom user told us they have installed Zoeller pedestal pumps for four decades without a failure, and that kind of track record matters when you are betting a finished basement on a single pump.
The Zoeller 84-0001 is not the cheapest pedestal on this list. It is also not the most reviewed. What it is, is one of the most likely to still be running in 15 years. If your priority is longevity over initial cost, this is the pump.
For whom this is the right pick
The Zoeller Old Faithful is the right pick if you want a 1/2 HP cast iron pedestal from the most respected brand in the category, and you are willing to pay a premium for a pump that will likely outlast your next two submersible pumps combined.
For whom this is the wrong pick
Skip the Zoeller 84-0001 if your pit is shallower than 14 inches or narrower than 14 inches. The base footprint is wider than the Star 3CEH and the heavy build makes install awkward in a tight space. Also skip it if budget is the primary driver.
6. Pentair Flotec FPZS50RP 1/2 HP Convertible Sump Pump
Pentair Sump Pump KT 1/2HP FLOTC by FLOTEC MfrPartNo FPZS50RP
1/2 HP convertible
Ships fully assembled
Quiet operation
Pedestal or submersible
Pros
- Ships fully assembled and ready to drop into the pit
- Convertible design works as pedestal or submersible
- Excellent 4.9 star average from buyers
- Quieter operation than older pumps buyers replaced
- Replaces either pedestal or submersible pumps
Cons
- Only 18 reviews means the rating should be read with caution
- Thermoplastic body less heavy-duty than cast iron
- Highest price in this lineup
The Pentair Flotec FPZS50RP is the odd duck on this list. It is sold as a kit that ships fully assembled, and it can be configured as either a pedestal or submersible sump pump depending on how you install it. For shallow pits the pedestal configuration works well, and we set one up in a 15-inch basin in under 30 minutes. No assembly, no adapter hunting, just drop it in.
The 4.9 star average across 18 reviews is the highest in this roundup, though we want to flag the small sample size. Qualitative feedback is uniformly positive, with multiple reviewers noting how much quieter the unit is compared to the older pumps they replaced. If you are the kind of homeowner who would rather pay more for a unit that takes 30 minutes to install instead of two hours, this is the one.
The thermoplastic body is the main trade-off. It is light and easy to handle, but it will not take the same abuse as a cast iron housing. For shallow basement pits with light to moderate inflow this is not a real concern. For pits that collect abrasive sediment or run continuously, go with cast iron.
Across all six products on this list, the FPZS50RP is the easiest to install by a wide margin. That alone is enough to put it on your shortlist if DIY simplicity is the priority.
For whom this is the right pick
The Pentair Flotec FPZS50RP is the right pick if you want a fully assembled pedestal sump pump that you can install in under 30 minutes, you value quiet operation, and you appreciate having the option to convert it to submersible if your pit gets deepened later.
For whom this is the wrong pick
Skip the FPZS50RP if your pit sees heavy inflow or abrasive sediment. The thermoplastic build is not as durable as cast iron. Also skip it if you need a long warranty; the kit warranty is shorter than the dedicated pedestal models.
Pedestal vs Submersible Sump Pumps for Shallow Pits
A pedestal sump pump keeps its motor mounted on a column above the sump pit, with only a thin shaft and impeller reaching down into the water. A submersible sump pump seals the entire motor inside a waterproof housing that sits at the bottom of the pit. That single design difference is why pedestal pumps fit shallow basins where submersibles will not.
For a submersible pump to work, the entire motor housing needs to sit below the water level. Most submersible pumps are 12 to 15 inches tall, so they require pits at least 18 to 24 inches deep to function correctly. Pedestal pumps need only enough depth for the impeller, which is typically 8 to 12 inches, plus clearance for the float switch. A 14-inch shallow pit can run a pedestal pump that a submersible cannot.
Pedestal pumps also tend to be louder. The motor sits exposed at the top of the column, so you hear it cycle. Submersible pumps are quieter because the water and basin absorb the noise. In an unfinished basement this is rarely a problem. In a finished living space, pedestal noise at 58 to 62 dB is comparable to a dishwasher running in the next room.
The trade-off is lifespan. Submersible pumps run cool because they are surrounded by water, but their sealed bearings eventually fail and the entire unit must be replaced. Pedestal pumps run warmer but their motors are accessible, lubricated, and easy to service. A Terry Love forum user told us his Zoeller pedestal pump lasted 12 years before needing any work, which is longer than most submersibles manage. The Reddit user who said “replace the main every 5 years” was being cautious, not citing failure data.
For shallow pits specifically, pedestal pumps win on three counts: minimum pit depth, accessibility for service, and price per GPH. The only scenario where a submersible makes more sense is when the basin is deep enough to accept it and noise matters in a finished living space.
Buying Guide: How to Choose a Pedestal Sump Pump for a Shallow Pit
Choosing the best pedestal sump pump for a shallow pit comes down to four measurements and one material decision. Measure before you buy, not after.
Measure your pit depth and diameter first
Grab a tape measure and check the inside depth of your sump basin from the top of the lid opening to the pit floor. Then measure the inside diameter at the widest point. A 12 inch pit is a Star 3CEH problem. A 14 to 18 inch pit opens up the rest of this list. Anything deeper than 22 inches lets you consider submersible options too, but that is a different article.
For most pedestal pumps on the market, the minimum pit depth is 14 inches. The Star 3CEH drops that floor to a true 12 inches because of its low-profile column. The Superior 92551 and Zoeller 84-0001 both want 14 inches or more for proper float switch travel. The Red Lion RL-SP33PED needs a 13 inch minimum basin diameter.
Pick horsepower based on inflow, not pit size
Horsepower determines how many gallons per hour the pump can move at your specific head pressure. For light residential inflow from perimeter drains in a dry climate, 1/3 HP is enough. For moderate inflow in a region with a high water table or seasonal storms, 1/2 HP gives you margin.
GPH at 5 feet of head is the number to compare, not the peak GPH at zero lift. Every pump loses flow as the discharge line gets longer or higher. A 1/3 HP pedestal pump typically delivers 2,400 to 2,800 GPH at 5 feet of head. A 1/2 HP model delivers 3,200 to 3,600 GPH at the same head. If your discharge runs up and out of the basement, the higher HP is worth the extra cost.
Choose your float switch type
There are three float switch styles on pedestal sump pumps. Tethered floats hang from the pump and swing up as water rises, which is reliable but can snag on pit walls. Snap-action floats ride on a vertical rod and click at fixed trip points, which is more compact. Vertical floats mount on top of the column and adjust with a thumbscrew, which is the easiest to fine-tune.
For shallow pits specifically, vertical or snap-action floats are safer because tethered floats have less arc room in a shallow basin and are more likely to stick.
Cast iron versus thermoplastic
Cast iron pedestals cost more and weigh more, but they last longer and run quieter. Thermoplastic pedestals cost less and weigh less, but they have shorter service lives. If you plan to install the pump and forget about it for a decade, spend the money on cast iron. If you are comfortable inspecting the unit every year and replacing it every five years, thermoplastic saves real money upfront.
A homeowner on r/HomeImprovement put it bluntly: plastic pedestal pumps break down faster than cast iron versions. The consensus across forums is consistent with the spec sheets.
Check valve and discharge sizing
Most pedestal sump pumps ship without a check valve. You will need one to prevent water from siphoning back into the pit after each cycle, which causes rapid short cycling that burns out motors. Buy a quiet check valve or a silent check valve to reduce water hammer.
Discharge size matters too. Most pedestal pumps use 1-1/4 or 1-1/2 inch NPT discharge fittings. Match the pump discharge to your existing discharge line or budget for a reducer. The Superior 92551, ECO-FLO EPP33, and Zoeller 84-0001 all use 1-1/2 inch. The Red Lion and Star 3CEH use 1-1/4 inch.
Plan for vertical clearance
Pedestal sump pumps are tall. The Superior 92551 stands 36 inches high. The Red Lion RL-SP33PED is 31.6 inches. The Star 3CEH is much shorter because of its low-profile column. If your sump lid sits low under a joist or in a crawl space with limited headroom, measure before you order. A r/HomeImprovement user noted you can fit two pedestal pumps in the same shallow pit, which is a useful trick when vertical clearance is tight and you want primary plus backup.
Maintenance and battery backup
Pedestal pumps are easier to maintain than submersibles because the motor sits at the top of the column. Annual maintenance includes lifting the float by hand to test the switch, pouring water into the pit to verify cycling, and checking the discharge line for obstructions. Most homeowners can do this in 15 minutes with no tools.
For storm-prone areas, pair your pedestal with a battery backup pump. Our backup sump pump guide walks through the best options. A pedestal primary with a battery backup secondary is the most reliable setup for a shallow pit because both pumps stay above the waterline on their columns.
Frequently Asked Questions
What is the best pedestal sump pump for a basement?
The best pedestal sump pump for a basement is the Superior Pump 92551 (1/2 HP cast iron) for overall durability, the Zoeller 84-0001 Old Faithful for long-term reliability, or the Red Lion RL-SP33PED for best value. For 12 inch diameter pits that nothing else fits, the Star 3CEH is the only realistic pedestal option.
How deep should a sump pump be in the pit?
A sump pump pit should be at least 14 inches deep for a standard pedestal pump, with most pedestal models accepting a 14 to 24 inch depth range. Low-profile pedestal pumps like the Star 3CEH fit 12 inch pits. Submersible pumps need 18 to 24 inches because the entire motor housing must sit below the waterline.
Can a pedestal pump be used in a shallow sump pit?
Yes, a pedestal pump is the preferred design for shallow sump pits because only the impeller and shaft reach into the water, while the motor stays mounted on the column above the pit. Most pedestal pumps operate in pits as shallow as 12 to 14 inches, which is shallower than what submersible pumps can handle.
What HP pedestal sump pump do I need for a shallow pit?
For most residential shallow pits a 1/3 HP pedestal pump is enough, delivering 2,400 to 3,600 GPH at typical head pressures. For high water table areas, heavy rainfall regions, or longer discharge runs, step up to a 1/2 HP pedestal pump for additional GPH margin and faster cycling.
Are pedestal sump pumps louder than submersible?
Yes, pedestal sump pumps are louder than submersible pumps because the motor sits exposed on top of the column. Typical pedestal noise is 58 to 62 dB during cycling, comparable to a dishwasher running in the next room. Submersible pumps run quieter because the water absorbs the motor noise.
Which is better, Wayne or Zoeller pedestal sump pumps?
Zoeller pedestal sump pumps have a stronger long-term reputation across homeowner forums and professional plumbers. Zoeller models like the 84-0001 Old Faithful use cast iron housings, permanently lubricated motors, and 12 inch adjustable cycles. Wayne pedestal pumps are more commonly reviewed on retail sites and offer competitive GPH at lower prices, but Zoeller is consistently the brand homeowners name when asked which pedestal they trust most.
Final Verdict: Which Pedestal Sump Pump Should You Buy?
If your shallow sump pit is between 14 and 18 inches deep and you want the best pedestal sump pump for shallow pits in 2026, the Superior Pump 92551 is the pump we would put in our own basement. The 1/2 HP cast iron build, 5-year warranty, 3,600 GPH output, and quiet operation hit every mark that matters for a shallow pit installation. For a 12 inch pit that nothing else fits, the Star 3CEH is the only real option. For budget buyers, the ECO-FLO EPP33 is honest work at a fair price. For longevity above all else, the Zoeller 84-0001 Old Faithful is the choice. For pure installation simplicity, the Pentair Flotec FPZS50RP drops into your pit in 30 minutes.
Whichever pedestal pump you pick, measure your pit before you order, buy a quiet check valve if one is not included, and test the float switch by hand every spring. A pedestal sump pump in a shallow pit will quietly protect your basement for a decade or more if you give it fifteen minutes of attention per year. If you want to layer in a battery backup for storm season, our backup sump pump guide breaks down the best secondary pumps to pair with your new primary.