Description
The Schneider Electric (Square D) 9038DG9 is a heavy-duty float switch engineered for reliable liquid level control in closed-tank applications. Designed with a close-on-rise switching action and a top-mount configuration, this unit activates the circuit as the liquid level rises — making it ideal for pump control, alarm systems, and process automation in hydronic, HVAC, and industrial settings.
Key Features
- Close-on-rise switching action for accurate level detection
- Top-mount design for easy installation on closed tanks
- Rugged construction built to withstand demanding commercial and industrial environments
- Suitable for pump start/stop, high-level alarm, and process control applications
- Schneider Electric (Square D) quality and reliability
Applications
- Closed hydronic and HVAC systems
- Pump control and liquid level monitoring
- Industrial process automation
- High-level alarm circuits
- Boiler and water treatment systems
Why Choose the Square D 9038DG9?
Square D float switches are trusted by HVAC and industrial professionals for their durability and precision. The 9038DG9’s top-mount, closed-tank design simplifies installation while delivering dependable switching performance. Whether you’re managing liquid levels in a boiler system or automating a process application, this float switch delivers the reliability you need on the job.







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