We use cookies to make your experience better. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. Learn more.
1/3HP Combo Primary & Backup Pump

- ST1033 Primary - Cast Iron/Cast Aluminum Construction
- Activates pump to exercise and extend pump life
- Primary pump run time is adjustable
- Unique monitoring controller sounds an alarm if maintenance is needed
- USB Data Port and Remote Terminal allows the unit to connect to one of many devices
Pre-Assembled for quick and easy installation. Compact footprint fits neatly into most sump pits. Automatically switches to battery power when AC fails. Unique monitoring controller detects irregularities, sounds an alarm, and pinpoints problems and solutions on control panel.
Primary pump with energy efficient PSC motor is continuous duty rated and water cooled. Primary pump controller allows for adjustable pump run time and exercises pump weekly to extend pump life. Dual float switches provide dependable activation for both primary and backup pumps.
Backup will assist primary pump if excessive amounts of water are entering the sump. Maintains and recharges battery automatically. Alarm can be silenced during a power outage. Designed for use with wet cell or AGM / maintenance free batteries. USB Data Port and Remote Terminals connect to external devices such as a Pro Series CONNECT Module, home automation systems or other devices for remote notification.
Included with System:
- Pre-assembled:
- Primary pump
- Backup pump
- (3) 1½” Standard no hub couplings
- (2) Standard check valves with hardware
- Sump Foot - raises and secures both pumps
- Backup system controller/charger with fluid sensor
- Primary pump Enhanced controller with caged dual float switch (DFC1.5)
- Battery box
| Package Size: | Each |
|---|---|
| Manufacturer: | Your Crawlspace |
| Manufacturer SKU: | 886988 |
| Weight: | 40 |


