A.Y. McDonald · Effluent Pump
Thermoplastic High Head Effluent Pumps, 5, 7 and 15 GPM
Low-flow multistage effluent builds from the A.Y. McDonald price list: 5 GPM (J), 7 GPM (V) and 15 GPM (L), each with a 25 ft lead.
5, 7 or 15 GPM Nominal
1/2-3/4 HP
115V or 230V 1Ph, 2-Wire
25 ft Lead
1-1/4 in FNPT Discharge
Less Check Valve (X993)
What Ships and What It Needs to Run
Included: the pump end and Baker stainless steel motor, assembled, with a 25 ft lead; X993 builds ship less check valve, cable guard and screws, with a hole drilled in the center of the discharge.
Control panel required, ordered separately. A dosing control panel or timer with level floats.
Sized at install: flow inducer or vault, effluent screen and discharge piping.
Overview
These are price-list builds of the thermoplastic high head effluent pump at lower nominal flows than the 10, 20 and 30 GPM series. They share the construction of the series: stainless steel shell and shaft, reinforced thermoplastic stages and a Baker stainless steel motor. A.Y. McDonald does not publish a curve for these builds in the current catalog; we confirm the duty with the factory before you order.
Genuine A.Y. McDonald equipment, factory-new in original packaging — sold and supported by Watermain Supply, an independent industrial supplier. Watermain Supply is an Authorized Stocking A.Y. McDonald and Baker Water Systems Distributor.
3-Year A.Y. McDonald Warranty
Covered for 3 years from the date of manufacture under Baker Manufacturing’s published limited warranty (A.Y. McDonald Pumps & Accessories price list, effective 7/1/26). This is Baker’s term for assembled submersible pumps with Baker motors up to 80 GPM pump ends. Per Baker’s terms, the warranty does not cover failure caused by sand or abrasive materials in the water.
Outgrow It and You Don’t Replace It
Models & Ratings (60 Hz)
| Model |
Part No. |
Nominal Flow |
HP |
Volts |
Lead |
List |
| 22050J2AJ X993 |
6634-339 |
5 GPM |
1/2 |
115 |
25 ft |
Price list 7/1/26 |
| 22050V2J X993 |
6634-269 |
7 GPM |
1/2 |
230 |
25 ft |
Price list 7/1/26 |
| 22075L2J X993 |
6634-338 |
15 GPM |
3/4 |
230 |
25 ft |
Price list 7/1/26 |
Source: A.Y. McDonald Pumps by Baker catalog, rev 3/26, and Pumps & Accessories price list, effective 7/1/26.
Performance — Will It Do What You Need?
No published curve for these builds. Send us your total head and dose flow and we confirm the model with A.Y. McDonald.
Before You Buy — The Limits That Decide the Fit
| Water |
Screened septic effluent. |
| Drain-back |
X993 builds ship less check valve. |
| Power |
115V or 230V single phase, 2-wire. |