Description
Schneider Electric (Square D) 9037HG30R Float Switch Overview
The Schneider Electric (Square D) 9037HG30R is a dependable float switch engineered to provide precise liquid level control in a wide range of HVAC, mechanical, and industrial applications. Designed to open its contacts on a rise in liquid level, this switch offers a straightforward and reliable solution for sump, tank, boiler, and condensate management systems where overfill protection or level-triggered shutoff is required.
Key Features
- Open-on-rise action: contacts open as the liquid level rises, providing automatic shutoff or alarm triggering
- NEMA 1 enclosure rating: suitable for general-purpose indoor installations, protecting internal components from dust and light debris
- Rugged Square D construction: built to Schneider Electric’s proven quality standards for long service life
- Straightforward wiring and installation: designed for easy integration into new or existing control circuits
- Ideal for HVAC, hydronic, plumbing, and light industrial liquid level control applications
Application
The 9037HG30R float switch is well-suited for monitoring and controlling liquid levels in condensate sumps, boiler feed tanks, cooling towers, and similar systems. When the liquid rises to the set point, the switch opens the circuit — enabling automatic pump shutoff, alarm activation, or system protection without the need for manual intervention.
Product Specifications
- Brand: Schneider Electric (Square D)
- Model / SKU: 9037HG30R
- Switch Action: Open on Rise
- Enclosure Type: NEMA 1 (General Purpose, Indoor)
- Series: 9037
Why Choose Square D Float Switches?
Square D by Schneider Electric has been a trusted name in electrical control products for decades. The 9037 series float switches are recognized across the HVAC and industrial trades for their reliability, ease of installation, and consistent performance — making the 9037HG30R a go-to choice for contractors and facilities maintenance professionals alike.
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