
170231 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $153.99 | Condition is New, Gems Sensors Fs-500, 170231 3/4" Fnpt Spst No Liquid Flow Switch 120-240, FREE SHIPPING | 99.8% |
![]() | $158.77 | Top Pick! Condition is New, 1PCS NEW GEMS FS-500-170231 Flow Switch 170231, FREE SHIPPING | 100.0% |
![]() | $159.00 | Condition is New, 1PC NEW FOR GEMS FS-500-170231 Flow Switch 170231, FREE SHIPPING | 100.0% |
![]() | $159.31 | Condition is New, 1PCS NEW GEMS FS-500-170231 Flow Switch 170231, FREE SHIPPING | 100.0% |
![]() | $160.00 | Condition is New, 1PCS NEW GEMS FS-500-170231 Flow Switch 170231, FREE SHIPPING | 100.0% |
![]() | $160.67 | Top Pick! Condition is New, 1Pcs For GEMS FS-500-170231 Flow Switch Set Value 0.25GPM Flow Sensor, FREE SHIPPING | 100.0% |
![]() | $162.00 | Top Pick! Condition is New, 1Pcs For GEMS FS-500-170231 Flow Switch Set Value 0.25GPM Flow Sensor, FREE SHIPPING | 100.0% |
![]() | $162.00 | Condition is New, 1PCS NEW GEMS FS-500-170231 Flow Switch 170231, FREE SHIPPING | 99.4% |
![]() | $171.12 | Condition is New, 1PC NEW For GEMS FS-500-170231 Flow Switch 170231 HB/, FREE SHIPPING | 96.2% |
![]() | $172.38 | Condition is New, 1pcs NEW GEMS FS-500-170231 Flow Switch Set Value 0.25GPM Flow Sensor, shipping cost = $5.00 | 100.0% |
![]() | $174.68 | Condition is New, 1Pcs For Gems Flow sensor 170231, shipping cost = $6.48 | 100.0% |
![]() | $180.73 | Condition is New, NEW GEMS FS-500-170231 Flow Switch Set Value 0.25GPM Flow Sensor, FREE SHIPPING | 100.0% |
![]() | $180.78 | Condition is New, 1PC NEW For GEMS FS-500-170231 Flow Switch 170231, FREE SHIPPING | 100.0% |
![]() | $183.00 | Condition is New, 1Pcs For GEMS FS-500-170231 Flow Switch 170231, FREE SHIPPING | 97.4% |
![]() | $184.00 | Condition is New, 1PC NEW For GEMS FS-500-170231 Flow Switch 170231, FREE SHIPPING | 100.0% |
![]() | $188.00 | Condition is New, 1PC Brand New For GEMS Flow Switch FS-500-170231 170231 Fast Ship, FREE SHIPPING | 100.0% |
![]() | $157.30 | Condition is New, 1PCS GEMS FS-500-170231 Flow Switch Set Value 0.25GPM Flow Sensor, shipping cost = $35.00 | 100.0% |
![]() | $162.15 | Condition is New, 1pcs NEW GEMS FS-500-170231 Flow Switch Set Value 0.25GPM Flow Sensor #Z, shipping cost = $35.00 | 93.8% |
![]() | $197.99 | Top Pick! Condition is New, 1pcs NEW GEMS FS-500-170231 Flow Switch Set Value 0.25GPM Flow Sensor, FREE SHIPPING | 98.7% |
![]() | $163.79 | Top Pick! Condition is New, 1pcs NEW GEMS FS-500-170231 Flow Switch Set Value 0.25GPM Flow Sensor, shipping cost = $35.00 | 100.0% |
![]() | $194.66 | Condition is New, 1Pcs For Gems Flow sensor 170231, shipping cost = $6.48 | 100.0% |
![]() | $555.94 | Condition is New, GEMS SENSORS FS-500, 170231 Liquid Flow Switch,Shuttle,SPST, NO,20VA 1AKZ8, FREE SHIPPING | ![]() |

The Gems 170231 Shuttle Flow Switch, modelFS-500, is a versatile and reliable fluid flow control solution designed for use in various industrial applications. This 3/4 NPT box switch is specifically engineered to provide precise flow control and effective shut off when required.
The Shuttle Flow Switch is constructed using high-quality materials to ensure durability and longevity. The body of the switch is made from brass, which provides excellent resistance to corrosion and wear. The internal components are made from stainless steel, further enhancing the switch's resistance to harsh environments and chemicals.
The switch operates on the principle of positive displacement, which means that it moves a known volume of fluid from one chamber to another each time the switch is actuated. This design ensures consistent and accurate flow control, making it ideal for applications where precise fluid measurement is essential.
The Shuttle Flow Switch is designed to handle a wide range of fluids, including water, oil, and various chemicals. It can handle working pressures up to 150 PSI and temperatures between -40 F and 250 F. The switch is also available in various configurations, including normally open and normally closed, to suit different application requirements.
The switch features a clear, easily readable dial that indicates the switch position, making it easy to monitor the flow status at a glance. The switch is also equipped with a quick-disconnect feature, which allows for easy installation and removal, making it a convenient option for applications where frequent maintenance is required.
The Gems 170231 Shuttle Flow Switch, modelFS-500, is a high-performance, dependable solution for fluid flow control and shut off applications. Its rugged construction, precise flow control capabilities, and ease of use make it an excellent choice for industrial, commercial, and agricultural applications.
The Gems 170231 Shuttle Flow Switch FS-500 3/4 NPT is a type of automatic flow switch designed for use in various industrial applications. This device is engineered to detect the flow of liquids and activate or deactivate related systems accordingly. Let's explore the potential advantages and disadvantages of investing in this flow switch:
Advantages:1. Reliability: The Gems FS-500 flow switch is known for its dependability and durability. It can handle high flow rates and pressure, making it an ideal choice for heavy-duty applications.
2. Easy to Install: The compact design and straightforward installation process make the Gems FS-500 an attractive option for many operators. It can be installed in both horizontal and vertical pipelines, and its 3/4 NPT connection size is widely used.
3. Versatility: This flow switch is suitable for various applications, including water treatment, oil and gas, and chemical processing industries. It can be used with a wide range of liquids and temperatures, expanding its versatility.
4. Low Maintenance: The self-cleaning feature of the Gems FS-500 ensures that it remains operational even in applications with high sediment content. This feature significantly reduces maintenance requirements and downtime.
Disadvantages:1. Cost: Compared to other flow switches with similar features, the Gems FS-500 may have a higher price point. This cost may be a significant consideration for smaller operations or those with a limited budget.
2. Limited Customization: While the Gems FS-500 offers versatility in terms of applications, it may not be as customizable as some other flow switches on the market. Users may not have the option to choose specific materials or other custom features.
3. Limited Operating Temperature Range: The Gems FS-500 flow switch has a temperature range of -20 F to 257 F (-29 C to 125 C), which may not be suitable for extremely high or low temperature applications.
Conclusion:In summary, the Gems 170231 Shuttle Flow Switch FS-500 3/4 NPT offers several advantages, including reliability, easy installation, versatility, and low maintenance. However, its potential disadvantages, such as higher cost, limited customization, and temperature range limitations, should be carefully considered before making a purchasing decision.
Recommendation:If you operate in an industry where reliable flow detection and minimal maintenance are essential, the Gems FS-500 flow switch may be an excellent investment for your business. Its versatility across various applications further adds to its value. However, if cost is a major concern or you require a flow switch with a broader temperature range or more customizable features, it may be worth exploring other options in the market. Ultimately, your decision should be based on your unique requirements and budget.
Details:
Looks like it may have been tried on at some point then put back as spare. Comes as shown. Packaging distressed and has shelf wear. Part itself has some scuffs, little dirty, and wear from handling.
See picture for details. Gems 170231 shuttle type flow switch's-500 series.3/4 npt inlet/outlet.
specifications indusswitch:
- brand: Gems
- mpn: 170231
- current type: Ac
- type: Flow Switch
- fuse type: Switch
- material: Polypropylene
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Switches > Accessories
payments indusswitch:
- credit card: diners-club
- other
- wallet: google-pay
returns indusswitch:
- policy: no returns
seller indusswitch:
- rating: 99.7%
- city: wappingers falls, new york
- # reviews: 4273
shipping indusswitch:
- service: economy
- type: fixed
- transit: 4-10 days
- class: economy
offer indusswitch:
- in stock #: 5
- started: august 9, 2025
- sold #: 15
- best offers: true
- availability: in stock
- prices: $153.99–$555.94
- item condition: New
- options: ship-to-home
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