1/2 HP Primary Sump Pumps

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Learn More About Liberty Pumps 283HV
Liberty Pumps
Liberty Pumps 283HV - 1/2 HP Cast Iron Submersible Sump / Effluent Pump w/ Piggyback Tether Float (208-230V)
Model: 283HV
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$384.75
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Learn More About Basement Watchdog SI-50V
Basement Watchdog
Basement Watchdog Professional 1/2 HP Cast Iron Sump Pump w/ Vertical Float
Model: SI-50V
(4)
$144.99
Only 1 In-Stock
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Learn More About Liberty Pumps 457-2
Liberty Pumps
Liberty Pumps 457-2 - 1/2 HP Submersible Sump Pump w/ Vertical Float (25' Cord)
Model: 457-2
(3)
Q&A (1)
$273.00
Only 4 In-Stock
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Learn More About Liberty Pumps 280-2
Liberty Pumps
Liberty Pumps 280-2 - 1/2 HP Cast Iron Submersible Sump/Effluent Pump w/ 25' Cord (Non-Automatic)
Model: 280-2
(2)
$321.00
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Learn More About Burcam 300526
Burcam
Burcam Pumps 1/2 HP Heavy Duty Stainless Steel & Cast Iron Sump / Effluent Pump w/ Vertical Float Switch
Model: 300526
(1)
$228.00
Only 1 In-Stock
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Learn More About Zoeller N98-25
Zoeller
Zoeller 98-0016 - 1/2 HP Cast Iron Submersible Sump Pump (Non-Automatic) w/ 25' Cord
Model: 98-0016
(1)
Q&A (1)
$450.00
Only 1 In-Stock
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Learn More About Red Lion RL-SP50V
Red Lion
Red Lion RL-SP50V - 1/2 HP Thermoplastic Submersible Sump Pump w/ Vertical Float Switch
Model: 14942743
(1)
$141.14
Only 1 In-Stock
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Learn More About Goulds PE51M
Goulds
Goulds PE-Series - 1/2 HP Cast Iron Effluent Pump (Non-Automatic)
Model: PE51M
(1)
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Was 
$485.10
Only 2 In-Stock
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Learn More About Burcam 300781
Burcam
Burcam Pumps 300781 - 1/2 HP Cast Iron & Thermoplastic Submersible Sump Pump w/ Tether Float Switch
Model: 300781
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$149.00
Only 1 In-Stock
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Learn More About Liberty Pumps ELV280
Liberty Pumps
Liberty Pumps ELV280 - 1/2 HP Cast Iron Elevator Sump Pump System w/ OilTector® Control & Alarm
Model: ELV280
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$2,499.00
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2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
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Learn More About Craftsman Pumps CMXWUSD62558
Craftsman Pumps
Craftsman 1/2 HP Thermoplastic Submersible Sump Pump w/ Vertical Float Switch
Model: CMXWUSD62558
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$159.00
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Learn More About Liberty Pumps 287HV
Liberty Pumps
Liberty Pumps 287HV - 1/2 HP Cast Iron Submersible Sump / Effluent Pump w/ Vertical Float (208-230V)
Model: 287HV
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Q&A (1)
$357.00
Only 1 In-Stock
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Learn More About Liberty Pumps SPD-280 PUMP-HC6000v2
Liberty Pumps
Liberty Pumps 280 - 1/2 HP Cast Iron Submersible Sump/Effluent Pump & HydroCheck HC6000v2 - Electronic Hi-Lo Pump Switch w/ Dual Sensors & Built-In Alarms
Model: SPD-280 PUMP-HC6000v2
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$359.49
Only 2 In-Stock
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Learn More About Flotec E50VLT
Flotec
Flotec E50VLT - 1/2 HP Cast Iron High-Output Sump Pump w/ Vertical Float Switch
Model: E50VLT
(8)
Q&A (1)
$273.00
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Learn More About iON Products BA-50
iON Products
iON 1/2 HP Cast Iron Stainless Steel Sump Pump (Non-Automatic) HP20162
Model: HP20162
(7)
$286.00
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Learn More About Goulds PE51P1
Goulds
Recommended
Goulds PE-Series - 1/2 HP Cast Iron Effluent Pump w/ Piggyback Tether Float
Model: PE51P1
(3)
Add to Cart for Price
Was 
$539.00
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Learn More About Little Giant 510802
Little Giant
Little Giant 10EC-CIA-SFS - 1/2 HP Polypropylene & Cast Iron Submersible Sump Pump w/ Vertical Float Switch (20' Cord)
Model: 510802
(3)
$319.00
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Learn More About Flotec FPZS50V
Flotec
Flotec FPZS50V - 1/2 HP Thermoplastic Submersible Sump Pump w/ Vertical Float Switch
Model: FPZS50V
(2)
$227.00
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Learn More About Little Giant 510801
Little Giant
Little Giant 10EC-CIM - 1/2 HP Polypropylene & Cast Iron Submersible Sump Pump (Non-Automatic)
Model: 510801
(2)
$306.00
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Learn More About Goulds WE0511H
Goulds
Goulds WE Series - 1/2 HP Cast Iron Effluent Pump (Non-Automatic)
Model: WE0511H
(1)
Add to Cart for Price
Was 
$1,253.70
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
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Learn More About Flotec FPZS50RP
Flotec
Flotec FPZS50RP - Easy Sump™ 1/2 HP Thermoplastic Assembled Sump Pump
Model: FPZS50RP
(1)
$219.00
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Learn More About Little Giant 510852
Little Giant
Little Giant 10EC-CIA-RF - 1/2 HP Cast Iron Submersible Sump Pump w/ Piggyback Tether Float (20' Cord)
Model: 510852
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$349.00
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Learn More About Little Giant 511623
Little Giant
Little Giant 10ECH-CIA-SFS - 1/2 HP Thermoplastic / Cast Iron Effluent Pump w/ Vertical Float Switch (20' Cord)
Model: 511623
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$579.00
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Learn More About Little Giant 511624
Little Giant
Little Giant 10ECH-CIA-SFS - 1/2 HP Thermoplastic / Cast Iron Effluent Pump w/ Vertical Float Switch (30' Cord)
Model: 511624
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$647.00
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Tools & Articles
Best 1/2 HP Primary Sump Pumps
Top-Rated & Best-Selling 1/2 HP Primary Sump Pumps
Sump Pump Sizing Calculator
How to Easily Size a Primary Sump Pump
1/2 HP primary sump pumps run on standard AC household current and are only effective when your house is able to receive utility power. You can rely on .5 HP primary sump pumps to keep your home dry and safe on a day-to-day basis. Carried in a variety of styles, there is a half HP primary sump for any home or commercial application.