Description
The Schneider Electric (Square D) 9037HG33 is a heavy-duty liquid level float switch designed for dependable automatic control of pumps, alarms, and other level-sensing applications in commercial and industrial HVAC and hydronic systems. Featuring a 2.5″ NPT tank connection and a right-hand float orientation, this switch provides accurate, repeatable liquid level detection in tanks, sumps, boilers, and condensate systems.
Key Features
- 2.5″ NPT threaded tank connection for secure, leak-free installation
- Right-float orientation for flexible mounting configurations
- Heavy-duty construction built to withstand demanding commercial and industrial environments
- Automatic level control for pumps, compressors, alarms, and solenoid valves
- Part of the trusted Square D 9037H series of float switches
- Designed for use with water, condensate, and compatible non-corrosive liquids
Specifications
- Brand: Schneider Electric (Square D)
- Model / SKU: 9037HG33
- Connection Size: 2.5″ NPT
- Float Orientation: Right
- Series: 9037H
- Application: Liquid level control — pumps, alarms, tanks, sumps, and hydronic systems
Applications
- Boiler and hydronic system water level control
- Sump and condensate pump control
- Storage tank high/low level alarming
- Commercial HVAC and building automation liquid level sensing
The Square D 9037HG33 is a reliable, field-proven solution for liquid level switching in a wide range of HVAC, plumbing, and industrial applications. Its robust 2.5″ NPT connection and right-float design make it easy to integrate into new or existing systems.
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