Description
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The DROP Salt Sensor (Salt Sensor Only) is a smart monitoring device designed to track salt levels inside your water softener brine tank and notify you when it’s time to refill. As part of the DROP smart water ecosystem, this sensor helps ensure your system never runs out of salt, maintaining consistent soft water and protecting plumbing and appliances.
This standalone version is ideal for customers who already have a DROP Hub and want to add salt-level monitoring to an existing system.
Key Features
- Low Salt Alerts: Notifies you via app, text, or email when salt levels are low
- Prevents Hard Water Issues: Ensures your softener continues operating efficiently
- Smart Monitoring: Tracks salt levels and sends alerts before you run out
- DROP App Integration: View status and notifications directly from your smartphone
- Accurate Paddle Design: Provides reliable salt level detection within the brine tank
- Wireless Connectivity: Communicates with the DROP Hub for real-time updates
- Simple Installation: Quick setup inside the brine well
Compatibility
The DROP Salt Sensor is compatible with:
- DROP Hub (required for operation)
- DROP water softeners
- Excalibur smart softeners with DROP integration
- Most water softeners with 3.5″ or 4″ brine wells
📌 This is a sensor-only product and requires a DROP Hub to function.
Specifications
- Product Type: Smart salt level sensor
- System Requirement: DROP Hub
- Installation Location: Brine tank (brine well)
- Detection Method: Mechanical paddle sensor
- Alerts: App, text, and email notifications
- Compatibility: 3.5″–4″ brine wells
- Use: Residential water softeners
Applications
The DROP Salt Sensor is ideal for:
- Monitoring salt levels in water softeners
- Preventing loss of soft water due to empty salt tanks
- Smart home water system integration
- Reducing maintenance guesswork
- Protecting plumbing and appliances from hard water buildup
This sensor is especially useful for homeowners who want automation and peace of mind, eliminating the need to manually check salt levels.
Maintenance
The DROP Salt Sensor requires minimal maintenance:
- Ensure the sensor remains properly positioned in the brine well
- Keep salt from packing tightly around the paddle
- Periodically check connection to the DROP Hub
- Clean lightly if salt buildup affects movement
Proper use ensures accurate readings and reliable notifications.

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