500 Gallon Duplex Fiberglass Pump Station with (2) 2.0 HP Sewage Ejector Pumps and Alternating Control Panel

70" Diameter x 72" Tall Basin • True Duplex Redundancy • 77 ft Max Head • Up to 205 GPM • High-Capacity Sewage Lift Station with Alarm

This 500-gallon duplex sewage ejector pump station is a heavy-duty, pre-assembled system designed for larger residential and light commercial raw sewage applications requiring high flow and full redundancy. Equipped with two powerful 2.0 HP Little Giant sewage ejector pumps and an automatic alternating control panel, it delivers excellent performance with built-in backup — ensuring continuous operation even if one pump requires service. Ideal for pumping sewage to a septic tank or gravity sewer main where gravity drainage is not possible.

Built To Order Within 1-2 Business Days

$8135.00MSRP: $8699.00

Item #:500FPT-20SDUP

Manufacturer:Septic Solutions

FEATURES & BENEFITS

True Duplex Redundancy — Two independent 2.0 HP ejector pumps with automatic alternation for even wear and reliable backup protection.
Heavy-Duty Fiberglass Basin — 500-gallon capacity (70" diameter x 72" tall) engineered for direct burial with excellent corrosion resistance.
High-Capacity Sewage Ejector Pumps — Handle up to 2" solids with strong flow rates for demanding applications.
Alternating Control Panel — Includes automatic alternation, high-water alarm, pump run indicators, and HOA switches.
Pre-Assembled & Ready to Install — Comes complete with pumps, floats, discharge piping, check valves, and 24" access cover.
Powerful Performance — Each pump delivers up to 205 GPM with a maximum head of 77 ft.

TECHNICAL SPECIFICATIONS

500-Gallon Fiberglass Tank

Dimensions: 70" Diameter x 72" Tall
Heavy-duty fiberglass for direct burial
24" Polylok access cover (risers available)
4" inlet with grommet
3" SCH 40 discharge pipe sealed with grommet
Cord seals for power and control wiring

Little Giant 2.0 HP Sewage Ejector Pumps (Qty: 2) — 20S Series

2.0 HP, 230V, 18.0A, 60 Hz, single phase
Performance: 180 GPM @ 15 ft head • Max 205 GPM • Shut-off: 77 ft
3" NPT vertical female discharge
Handles 2" solids
Dimensions: 12.93" L x 8.42" W x 18.40" H
3-Year Manufacturer Warranty

SPI #50A506 Duplex Control Panel

120/240VAC single phase, 0-20 FLA
Automatic alternating relay
(3) mechanical float switches with 20 ft cords
360° red alarm beacon + 100 dB audible buzzer
Pump run indicators, HOA switches, Alarm Test/Mute
NEMA 4X weatherproof enclosure, UL 508A listed
2-Year Limited Warranty

Important Note: Sewage ejector pumps are designed for pumping raw sewage into a septic tank or gravity sewer main. For pumping to a pressurized force main, use grinder pumps instead.

APPLICATIONS

Larger homes with high wastewater volume or multiple bathrooms
Properties with basements or low-lying plumbing
Pumping sewage from the house to a septic tank
Retrofitting existing properties to city sewer
Light commercial or multi-unit residential applications

WHAT'S INCLUDED

500-gallon fiberglass duplex basin
(2) Little Giant 2.0 HP sewage ejector pumps
Duplex control panel with alarm
Three mechanical float switches
24" Polylok access cover
Pre-installed discharge piping, check valves, and seals
All grommets, hardware, and wiring terminals

This item is custom built to our customers' site specific needs. Therefore it is considered a "Custom Product" and cannot be returned for a refund. See our Return Policy for more details.