Liberty Pumps ALM-2W Indoor/Outdoor High-Water Alarm
Brand: Liberty Pumps | SKU: ALM-2W
Product Overview
The Liberty Pumps ALM-2W monitors a compatible sump, sewage, or effluent installation for rising liquid level and sounds a local warning when its alarm float activates. The NEMA Type 3R enclosure is intended for indoor/outdoor placement. Position the included 20-foot float cord to reach the desired warning height and confirm power and mounting conditions before ordering.
Key Features
- NEMA Type 3R alarm enclosure for indoor/outdoor use
- 82 dB horn with visible red warning indicator
- 20-foot float cord
- Test/silence control and auxiliary contacts
- No battery backup listed
Common Uses
- High-water warning near compatible pump basins
- Alarm placement in a suitable outdoor pump installation
Technical Specifications
- Model: ALM-2W
- Enclosure: NEMA Type 3R
- Power: 115V direct wire
- Horn: 82 dB
- Float cord: 20 ft
- Battery: No battery backup listed
Compatibility & Installation Notes
Mount the alarm within reach of the float and electrical supply, and set the float above the normal operating level. Follow Liberty’s wiring instructions and applicable code. This standard model does not provide NightEye Wi-Fi notifications.
Frequently Asked Questions
Does ALM-2W send phone alerts?
No. The standard ALM model gives a local audible and visual warning; NightEye wireless alarms are separate models.
How long is the float cord?
Liberty lists a 20-foot float cord for ALM-2W.
Why Buy Liberty Pumps ALM-2W from Big Frog Supply?
The ALM-2W offers a 82 dB local warning with a 20-foot float lead for a compatible indoor/outdoor high-water alarm setup.






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