Description
The Schneider Electric (Square D) 9037HG33RZ20 is a heavy-duty industrial float switch featuring a 2-1/2″ float and Viton packing material, engineered for dependable liquid level sensing and control in demanding HVAC, hydronic, boiler, and industrial process applications.
Viton seals and packing provide outstanding resistance to a wide range of chemicals, oils, and elevated temperatures, making this float switch an ideal choice for systems where standard elastomers may degrade prematurely. The 9037HG Series is a trusted Square D product line known for rugged construction and long service life in both commercial and industrial environments.
Key Features
- 2-1/2″ float for accurate and responsive liquid level detection
- Viton packing material for superior chemical and temperature resistance
- Heavy-duty 9037HG Series construction for industrial-grade reliability
- Suitable for HVAC hydronic systems, boiler level control, condensate management, and process liquid applications
- Schneider Electric (Square D) quality engineering for long-term performance
Application
The 9037HG33RZ20 float switch is designed for liquid level control in a variety of commercial and industrial settings. Its Viton packing makes it particularly well-suited for use with oils, fuels, mild chemicals, and high-temperature liquids where standard NBR or EPDM seals may not be appropriate. Common applications include boiler water level control, condensate tank monitoring, sump and reservoir level switching, and hydronic system protection.
Product Specifications
- SKU / Part Number: 9037HG33RZ20
- Brand: Schneider Electric (Square D)
- Series: 9037HG
- Float Diameter: 2-1/2″
- Packing / Seal Material: Viton
- Type: Float Switch
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