ISO 9001 Quality Management certified

ISO 9001 Quality Management

ASME Pressure Vessel Standard certified

ASME Pressure Vessel Standard

Hydraulic Oil Level Float Switches for Reservoirs

Stainless Steel Float Ball Company offers hydraulic oil level float switches for reservoirs, featuring durable 304ss and 316ss stainless steel construction. Available in round and oblong shapes with custom threads, fittings, magnet integration, and pressure-tested reliability for industrial, food processing, and wastewater applications worldwide.

Float Balls with Custom Threads & Fittings
Round Stainless Steel Float Balls
Float Balls with Magnets
Oblong / Oval Stainless Steel Floats

Our Range of Products

Float Balls with Custom Threads & Fittings

Float Balls with Custom Threads & Fittings

  • Any thread spec tapped to custom requirements
  • Through tube options for 3/8" to 3/4" rods
  • 304ss & 316ss with mirror-finish available
Round Stainless Steel Float Balls

Round Stainless Steel Float Balls

  • 12 round sizes from 1-1/2" up to 14"
  • Custom threads, magnets & fittings available
  • Pressure-tested 304ss/316ss stainless steel
Float Balls with Magnets

Float Balls with Magnets

  • Custom magnets for precise level detection
  • 304ss & 316ss pressure-tested construction
  • Round & oblong sizes up to 14" diameter
Oblong / Oval Stainless Steel Floats

Oblong / Oval Stainless Steel Floats

  • 8 oblong sizes up to 9 x 14" with 3/4 NPT
  • Matte, brushed & mirror-polish finish options
  • Custom threads, tubes & magnets on request

Frequently Asked Questions

What materials are available for hydraulic oil level float switches?

Our hydraulic oil level float switches are manufactured from 304 stainless steel and 316 stainless steel. Both grades offer excellent corrosion resistance, with 316ss providing superior performance in more aggressive or corrosive fluid environments such as chemical or heavy industrial hydraulic systems.

Can float switches be customized with specific thread sizes for hydraulic reservoirs?

Are your float switches pressure-tested before shipping?

What shapes and sizes are available for hydraulic reservoir float switches?

Do you offer float switches with magnet integration for level detection?

What industries use your hydraulic oil level float switches?

How quickly can float switches be shipped, and do you ship internationally?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Industrial & Process Control

Industrial & Process Control

Float switches monitor hydraulic oil levels in industrial reservoirs, preventing pump cavitation and system failures.

Food Processing

Food Processing

Stainless steel floats monitor liquid levels in food-grade tanks and vats containing oils, syrups, and liquids.

Chemical Manufacturing

Chemical Manufacturing

316ss float switches safely monitor corrosive liquid levels in chemical tanks and process reservoirs.

Wastewater Management

Wastewater Management

Durable stainless floats provide accurate level monitoring in wastewater treatment tanks and pump stations.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Industrial Operators Choose Stainless Steel Float Ball Company

20+ Years of Float Ball Expertise

With over two decades of manufacturing experience, we deliver reliable, precision-engineered float switches trusted across diverse industrial sectors worldwide.

Fully Custom Configurations Available

We offer custom threads, fittings, magnet integration, and through tube options, ensuring every float switch integrates seamlessly into your existing hydraulic reservoir system.

Pressure-Tested & Ready to Ship

Every float ball is pressure-tested to your specifications, with a large in-stock inventory enabling fast direct shipping to customers worldwide with competitive pricing.

Get a Custom Quote for Your Reservoir Float Switch

Submit your specifications and our team will respond promptly with pricing, availability, and custom design options tailored to your application.

Contact Us Today

For immediate assistance, feel free to give us a direct call at (416) 805-8132. You can also send us a quick email at richard@castingtechnologies.com.