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  • 3 leading manufacturers
  • 7 additional suppliers
  • 7 states and provinces
  • 12 related categories
  • 2 guide sections
Source: IQS Directory database snapshotOur Methodology
Leading manufacturers
Listings in this category's Leading placements, shown first in IQS sequence order.
Additional suppliers
The category's other listings, shown on its Additional Companies page. Counted by listing.
States and provinces
U.S. states and Canadian provinces where the listed companies are located.
Related categories
Other categories IQS links from this one as related products or processes.
Guide sections
Sections in this category's industry guide.
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Liquid Level Switch Manufacturers and Suppliers

IQS Directory provides an extensive list of liquid level switch manufacturers and suppliers. Utilize our website to review and source liquid level switch manufacturers with our easy-to-use features which allow you to locate liquid level switch companies that will design, engineer, and manufacture liquid level switches for your exact specifications. Our request for quote forms make it easy to connect with leading liquid level switch manufacturers. View company profiles, website links, locations, phone number, product videos, product specific news articles and other production information. We are a leading manufacturer directory who will connect you with the right manufacturers whether you are looking for liquid level float switches, magnetrol liquid level switches,or liquid level switch symbols.

Suppliers located in CA, MN, KS +4 more states

Read the liquid level switch guide
Contents (4 sections)

Leading Liquid Level Switch Manufacturers

Location

Showing all 3

Leading liquid level switch manufacturers
Placement No.ManufacturerLocationContactActions
1

Sierra Instruments

Sierra`s Innova-Switch™ electronic instruments and devices represent the state-of-the-art in gaseous and liquid flow switching or liquid level control. All of our products, like the standard level switches, meet a broad range of performance and environmental application requirements. Our switches are easy to install and work reliably long term, which means you can depend on them.

LocationMonterey, CA
View Manufacturer
2

Miller Energy, Inc.

At Miller Energy, we design and manufacture high-performance level switches that deliver dependable liquid and solid level detection across demanding industrial environments. Our company focuses on precision-engineered sensing solutions that help customers maintain process control, protect equipment, and enhance operational safety.

LocationSouth Plainfield, NJ
View Manufacturer
3

SOR Inc.

SOR® level switches have earned a long-time reputation for their high quality, rugged construction and reliable performance under the most demanding applications. All float level switches are individually built with strict attention to detail to meet the exact specifications of your process. Available as float level switches and displacer level switches, our product offering provides superior alarm and monitoring control for heavy industries such as power generation, refining, petrochemical and general manufacturing.

LocationLenexa, KS
View Manufacturer
Draft

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Additional Liquid Level Switch Companies

The category’s other liquid level switch companies are listed on their own page, with location, phone and website where each supplier provides them.

View 7 Additional Liquid Level Switch Companies

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Quick Answers

How many liquid level switch manufacturers are listed on IQS Directory?
3 leading manufacturers and 7 additional suppliers.
Where are liquid level switch manufacturers located?
The listed suppliers are in 7 states: California (3), Minnesota (2), Kansas (1), Michigan (1), New Jersey (1), Ohio (1), and Pennsylvania (1).
How do I get quotes from liquid level switch suppliers?
Select suppliers in the table and choose Request Quotes. IQS reviews your request and forwards it to every supplier you select.

Liquid Level Switches

2 sections

Liquid level switches are liquid measurement and control utilities. They are used to determine and manage the amount of a liquid in all kinds of storage and transmission systems. Level switches and level sensors are important tools because they provide information about quantities, pressurization, flow, and other details regarding the state of liquid storage and transmission equipment.

Applications of Liquid Level Switches

Liquid level switches have a variety of applications, including flow line monitoring, household appliances, such as heaters and furnaces, automotive, and control technology. Liquid level switches are useful in many contexts. In fuel storage tanks, for example, tank level indicators can be used to prevent the tank from becoming overfilled during a refilling process. These measurement technologies may include sensors using differential pressure sensing, optical sensing and control, sonic or radar, microwave, and pressure-sensing membranes. These switches and their sensors can, if necessary, be finely tuned to measure extremely minute changes in liquid levels.

Liquid Level Switch Design and Function

Liquid level switches can be constructed from a variety of materials, including bronze, plastic, PVC, and stainless steel. They may also be constructed to withstand high temperatures and pressures, and PTFE switches are available for use in high-purity applications. There are many different liquid level switch configurations.

Liquid levels are measured by the activating or deactivating of a reed switch, relay, or a solid-state switch. When the switch's circuit is completed or broken, the signal sent from the switch can be relayed to open or closed valves, operate pumps, and initiate other processes. Simple optical sensors, for example, involve the use of LED systems. An LED is used to shine an infrared light through a tank. If the light beam is interrupted, a signal is sent to control equipment indicating levels.

The simplest liquid level switch variety is the float level switch, which involves a hollow buoy attached to indicating circuits. When the enclosure in which the level switch is installed is empty, the buoy hangs toward the bottom of the enclosure because of gravity. When the enclosure is sufficiently filled, the rising liquid line causes the buoy to rise. If the buoy rises enough, the circuit in the indicator will close. A signal is then sent from the indicator to gauges or control equipment. Most other liquid level switch varieties are a variation on that design.