Find any Amazon.com product's deals and best prices with our free Amazon deal finder and price tracker. Simply paste the product link (URL) or search by name in the box above. You'll get full product information, Deal Score, and all current deals. Shop smarter with the best Amazon deals finder in the USA.
x
Sorry, Something went wrong!
Zoeller 540 FLEX Water-Powered Backup Sump Pump System – No Battery or Electricity Required - Installs Horizontally or Vertically - Works During Sump Pump Failure - ¾″ Inlet / 1-½″ Discharge
✅ In stock
⭐ Lowest price we've tracked
C
Grade
Analysis Confidence
73%
Price verified Aug 15, 2026 2:37 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
🙂 Fair Price- 🙂Verdict: Fair Price. Small discount vs history. Consider waiting for a better drop.
- 💰The price is modestly below what this product ordinarily sells for.
- 🏷️The listed retail price is trimmed by 6% at checkout.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
8.51/28
Recent Value
8.36/22
Market Standing
18.46/20
Deal Strength
20/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
eFaucets
🚚 Shipping
Free Shipping
Product Details
✓Ultimate Backup Protection During Power Failures – This water-powered backup pump kicks in when your primary sump pump fails or when a blackout hits, keeping your basement dry without relying on batteries or electricity
✓High Efficiency Water-Driven Design – Utilizes municipal water pressure (40-80 psi) to drive removal of up to 2 gallons of sump water for every 1 gallon of supply water used
✓Flexible Installation – Horizontal or Vertical – Fits small sump pits (as small as 18″ × 22″) and can be mounted overhead or in the ceiling joists to keep the line safe and secure
✓Works with Any Brand of Primary Pump – Designed as a seamless backup system, the 540 FLEX can integrate with your existing sump pump setup and activates automatically when needed
✓Durable Construction & Peace of Mind Warranty – Made of non-corrosive materials, includes a 3-year limited warranty from Zoeller, and designed for reliable standby use even in tough conditions
⚙️ Specifications
Brand
Zoeller
Color
Black
Material
Plastic
Style
Sump Pump
Product Dimensions
5.6"L x 13.75"W x 15.5"H
Power Source
Water Powered
Maximum Flow Rate
20 gpm
Manufacturer
Zoeller
UPC
053514447113
Part Number
540-0005
Item Weight
5.44 pounds
