
B3F-PB20-HM7 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $1189.73 | Condition is Used, MAGNETROL B3F-PB20-HM7 / B3FPB20HM7 (USED), shipping cost = $ | 99.7% |

The Magnetrol B3F-PB20-HM7 and B3FPB20HM7 are level switches designed for reliable and accurate level measurement in various applications. These switches are part of Magnetrol's renowned B3 series, which is known for its durability and versatility.
The B3F-PB20-HM7 and B3FPB20HM7 are magnetically driven level switches, which means they utilize the magnetic force between a magnet and a sensor to detect the level of a process media. They are suitable for measuring liquids with a wide range of conductivities, including water, acids, and gases. The switches operate on the principle of magnetic float actuation, where a float equipped with a magnet rises or falls with the level of the process media, activating the switch accordingly.
These level switches are designed with a rugged and corrosion-resistant housing, which makes them an ideal choice for harsh industrial environments. They are available in various materials, including stainless steel and alloy 20, to cater to different applications and process media requirements. The switches are also available in different process connection types, such as threaded, flanged, and welded, to ensure a secure and leak-free installation.
The B3F-PB20-HM7 and B3FPB20HM7 offer excellent accuracy and repeatability, with a response time of less than 5 seconds. They have an operating temperature range of -40 F to 257 F (-40 C to 125 C), making them suitable for a wide range of applications. The switches are also ATEX and IECEx certified for use in hazardous locations, ensuring safety and compliance in explosive environments.
The Magnetrol B3F-PB20-HM7 and B3FPB20HM7 level switches are easy to install and maintain, with a simple wiring diagram and accessible components. They have a long service life, with a typical float life of over 5 years, reducing downtime and maintenance costs. The switches also come with a calibration verification feature, which allows users to easily verify the switch's accuracy and adjust it if necessary.
In summary, the Magnetrol B3F-PB20-HM7 and B3FPB20HM7 level switches are robust, accurate, and versatile level measurement solutions suitable for various industrial applications. They offer excellent reliability, easy installation and maintenance, and long service life, making them a cost-effective and efficient choice for process automation.
The Magnetrol B3F-PB20-HM7 and B3FPB20HM7 are level switches designed for use in various industries, including water and wastewater, oil and gas, and power generation. Both models are magnetic level switches, which means they use a magnetic float to detect the level of a liquid. Here are some pros and cons of buying these Magnetrol level switches:
Pros:1. Robust Design: Magnetrol level switches are known for their durability and reliability. They can withstand harsh environments, making them suitable for use in industrial applications.
2. Easy Installation: Magnetrol level switches are easy to install, and the magnetic design eliminates the need for level rods or float arms.
3. Versatile: These level switches can be used with a wide range of fluids, including water, oil, and chemicals. They can also be used in applications with high and low temperatures and pressures.
4. Accurate: Magnetrol level switches provide accurate and consistent level measurement, ensuring reliable operation.
5. Low Maintenance: The magnetic design of these level switches eliminates the need for regular maintenance, reducing downtime and maintenance costs.
Cons:1. Limited Application: Magnetrol level switches may not be suitable for applications where the liquid level is not visible or where the liquid has a high specific gravity.
2. Limited Process Connection: These level switches are typically designed for use with process connections such as threaded, flanged, or welded.
3. Cost: Magnetrol level switches can be more expensive than other types of level switches, such as float switches or ultrasonic level switches.
Conclusion:Magnetrol B3F-PB20-HM7 and B3FPB20HM7 are reliable, durable, and accurate level switches suitable for various industrial applications. They offer easy installation, low maintenance, and can be used with a wide range of fluids. However, they may not be suitable for applications where the liquid level is not visible or where the process connection is not compatible. Additionally, they can be more expensive than other types of level switches.
Recommendation:If you are looking for a reliable and accurate level switch for industrial applications, the Magnetrol B3F-PB20-HM7 and B3FPB20HM7 are excellent options. However, you should consider the specific requirements of your application, such as the type of fluid, process connection, and visibility of the liquid level, before making a purchase decision. If your application does not meet the requirements for a magnetic level switch, you may want to consider other types of level switches, such as float switches or ultrasonic level switches.
Details:
Call to use a shipping service other than the ones listed. Sells new and surplus product develops channels to purchase such. Packaging and handling: items are safely eds packaged in custom shipping cartons for protection. All products are guaranteed to be working but may show signs of use if purchasing a used product.
specifications indusswitch:
- brand: Magnetrol
- mpn: B3f-pb20-hm7
seller indusswitch:
- city: 1 millennium dr, willingboro, nj 08046
- rating: 99.6%
- # reviews: 2006 70
payments indusswitch:
- other
- wallet: google-pay
- credit card: visa
shipping indusswitch:
offer indusswitch:
- price: $1189.73
- item condition: Used
- in stock #: 1
- sold #: 12
- options: ship-to-home
- started: april 22, 2026
- availability: in stock
- best offers: true
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Switches > Accessories
returns indusswitch:
- paid by: buyer
- time: 30 days
- method: money back
- policy: returns accepted
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