best-deals.proDeals for the United States
Search
Green Expert 203634 3/4 HP Submersible Sump Pump1 / 7
Product guide

Green Expert 203634 3/4 HP Submersible Sump Pump

G green EXPERT: The Green Expert 203634 submersible sump pump is a corded model with adjustable manual or automatic float-switch operation for water removal. Its listed maximum flow is 67 gpm, while the feature text specifies 4,000 GPH at zero lift and about 3,000 GPH at a 10-foot lift, so actual flow depends on lift height.

At a glance

  • Adjustable float switch supports automatic on/off operation or manual activation.
  • Manufacturer lists 4,000 GPH at zero lift and approximately 3,000 GPH at a 10-foot lift.
  • 25-foot power cord and top discharge are intended to ease placement and hose routing.
  • Adapter kit supports several listed hose and threaded connections.
Price
$39.99Save 56%

Reference price: $89.99

Price checked: Nov 14, 2026

View offer

Often bought together

Pros and cons

Pros

  • Manual and automatic modes offer a choice between float-controlled operation and user-managed pumping.
  • A 25-foot cord can provide more placement flexibility without relying on an extension cord.
  • The included adapter kit is described for multiple hose connection sizes.

Cons

  • Manual operation requires unplugging the pump to prevent it from running dry.
  • The stated peak flow is tied to zero lift and should not be expected at the listed maximum lifting height.

Technical specifications

11 specifications
Identity
BrandG green EXPERT
Model203634
Power and flow
Power configurationCorded Electric
Horsepower0.75 hp
Voltage115 volts
Maximum flow rate67 gpm
Maximum lifting height31 feet
Dimensions and installation
Dimensions listed10"L x 6.5"W x 15"H
Weight listed12 pounds
Materials and appearance
Material listedPlastic
ColorGreen and Grey

What to know before buying

  • Flow figures vary by lift: the listing gives 4,000 GPH at zero feet, about 3,000 GPH at 10 feet in one feature, and 3,036 GPH at 10 feet elsewhere. The 67 gpm maximum-flow field is also not numerically identical to 4,000 GPH. Treat these as listing claims, not a single guaranteed flow across conditions. The manufacturer advises against expandable or retractable hoses and says the pump is for clean or slightly dirty water, not corrosive or flammable liquids. In manual mode, unplug it before it runs dry.

What’s in the box

Included
  • 3/4 HP sump pump
  • Adapter kits
  • Nylon rope

Who is it for?

A good fit for

  • Homeowners draining basements, sumps, pools, hot tubs, ponds, or other listed water sources.
  • Buyers who want a float-controlled automatic mode with manual operation available when water is too shallow for the float setting.
  • Users who can route a discharge hose and need the flexibility of several adapter connections.

Less suited to

  • Those needing a pump for corrosive or flammable liquids.
  • Users seeking unattended manual pumping, since manual mode requires unplugging to avoid running dry.
Green Expert 203634 3/4 HP Submersible Sump Pump · photo 2
Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 184 ratings
  • 5 stars71%71%
  • 4 stars14%14%
  • 3 stars7%7%
  • 2 stars2%2%
  • 1 star6%6%

Customer feedback describes strong water-moving performance, quiet operation, and ease of use, including a report of quickly clearing a large pool. That aligns with the product's stated high-flow purpose, but the listing's flow figures vary with lift and are not independent performance measurements. The aggregate ratings lean positive, while a smaller share of low-star ratings means experiences are not uniformly favorable.

Positive themes

  • Customers report powerful pumping and effective water removal.
  • Feedback mentions quiet operation and straightforward use.
  • Some customers praise the float's low-water shutoff behavior.

Frequently asked questions

Can this pump run automatically?

The listing describes an adjustable float that can be used for automatic on/off operation, or locked up for manual activation.

How much water does it move?

The listing gives 4,000 GPH at zero lift and about 3,000 GPH at a 10-foot lift, with a separate maximum-flow field of 67 gpm. Flow is lift-dependent, and the listing's 10-foot figures differ slightly.

What hose connections are supported?

The listed adapter connections include barbed fittings for 1-inch, 1-1/4-inch, and 1-1/2-inch discharge hoses, plus threaded and garden-hose fittings. Check the selected kit and your hose before purchase.

What should I know about manual use?

The manufacturer says to unplug the pump manually in manual mode to avoid running it dry. It also advises against expandable or retractable hoses.

Green Expert 203634 3/4 HP Submersible Sump Pump · photo 3
Additional product photo 3

Alternative options

Product details in Markdown