
1900-5-MR Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $101.52 | Condition is New – Open box, DWYER 1900-5-MR / 19005MR (NEW IN BOX), shipping cost = $12.90 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $49.99 | Condition is New, Dwyer 1900-5-MR Differential Pressure Switch, shipping cost = $18.37 | 99.8% |
![]() | $75.00 | Condition is New, DWYER PRESSURE SWITCH FACTORY NEW IN ORGINAL BOX MODEL 1900 SERIES, shipping cost = $15.00 | 99.9% |
![]() | $143.95 | Condition is New, Dwyer 1900-5-MR Compact Low Differential Pressure Switch, Manual Reset, FREE SHIPPING | 99.9% |
![]() | $142.00 | Condition is New, DWYER 1900-5-MR / 19005MR (BRAND NEW), shipping cost = $12.90 | 99.7% |
![]() | $145.00 | Top Pick! Condition is New, DWYER Pressure Switch 1900-5-MR (825), shipping cost = $11.35 | 100.0% |
![]() | $175.17 | Condition is New, Dwyer Instruments 1900-5MR "14/55"" M/R Diff # Switch", FREE SHIPPING | 98.6% |
![]() | $175.80 | Condition is New, Dwyer 1900-5mr Differential Pressure Switch Manual Reset 1.4-5.5 Inch Water, FREE SHIPPING | ![]() |
![]() | $163.01 | Condition is New, DWYER 1900-5-MR / 19005MR (BRAND NEW), shipping cost = $36.39 | 99.3% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $50.00 | Condition is Used, Dwyer 1900-5-MR Compact Low Differential Pressure Switch, Manual Reset NEW, FREE SHIPPING | 100.0% |
![]() | $199.79 | Condition is Used, Dwyer Instruments 1900-5-MR Pressure Switch, FREE SHIPPING | 99.2% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $166.40 | Condition is Unspecified, Dwyer Instruments 1900-5MR "1.4/5.5"" M/R Diff. # Switch", FREE SHIPPING | 97.8% |

Introducing the Dwyer 1900-5-MR Point Level Sensor, a versatile and reliable instrument designed for continuous level measurement in various applications. This level switch comes equipped with an adjustable, factory-set sensing point between 0.5 and 5 inches (12.7 and 127 mm) to suit a wide range of liquid level applications.
The 1900-5-MR is a magnetic switch that operates on the principle of detecting the presence or absence of conductive materials, making it suitable for measuring the level of conductive liquids. The sensor housing is constructed of durable, non-corrosive materials, including polypropylene and stainless steel, ensuring its longevity in harsh industrial environments. The sensor tip, specifically, is made of 316L stainless steel, ensuring excellent resistance to corrosion and wear.
The Dwyer 1900-5-MR features an adjustable sensing point, allowing users to easily fine-tune the sensor to their specific application. The sensor can be mounted horizontally or vertically, providing flexibility in installation configurations. The sensor's magnetic design ensures reliable and consistent switching action, minimizing the risk of false readings.
This level switch has a wide temperature operating range, between -40 F and 257 F (-40 C and 125 C), allowing it to perform effectively in a variety of temperature environments. Additionally, the sensor is submersible up to 6 inches (152.4 mm) in liquids, making it suitable for applications where the sensor needs to be fully submerged.
The Dwyer 1900-5-MR comes with a 10-foot (3.05 m) lead length and a 1/8 NPT threaded connector, allowing for easy wiring and connection to various control systems. The switch has an operating voltage range of 12 to 240 VAC and can handle current loads up to 1 A. The sensor's compact design measures only 6 inches (15.2 cm) in length, making it a space-saving solution for level measurement applications.
Overall, the Dwyer 1900-5-MR Point Level Sensor is an excellent choice for users seeking a reliable, versatile, and easy-to-install level switch for conductive liquids. Its adjustable sensing point, durable construction, and wide temperature range make it a versatile solution for various industrial applications.
The Dwyer 1900-5-MR 19005MR is a solenoid valve designed for various applications, including water, air, or glycol systems. This valve comes with different benefits and drawbacks that can help potential buyers make an informed decision.
Benefits:1. Versatility: The Dwyer 1900-5-MR 19005MR is suitable for different types of fluids, making it a versatile option for various applications.
2. Durability: This solenoid valve is constructed with brass body and stainless steel parts, ensuring long-lasting performance.
3. Leak-proof: The valve is designed to be leak-proof, providing reliable operation and minimizing fluid loss.
4. Easy installation: The solenoid valve comes with quick-connect fittings, making it simple and easy to install.
5. Temperature range: The valve operates effectively in a wide temperature range, from -40 F to 250 F (-40 C to 121 C), making it suitable for various climate conditions.
Drawbacks:1. Size: The Dwyer 1900-5-MR 19005MR is slightly larger than some other solenoid valves in its class, which may make it less suitable for applications with limited space.
2. Price: Compared to some other options in the market, the Dwyer 1900-5-MR 19005MR may be more expensive.
3. Power consumption: The valve requires a relatively high power input to operate, which can increase energy costs over time.
In conclusion, the Dwyer 1900-5-MR 19005MR solenoid valve offers several benefits, including versatility, durability, leak-proof design, easy installation, and wide temperature range. However, it also has some drawbacks, such as its larger size, higher price point, and higher power consumption.
If you require a reliable, leak-proof, and versatile solenoid valve for your application and have the budget for it, the Dwyer 1900-5-MR 19005MR is an excellent choice. However, if size and cost are significant factors in your decision, you may want to consider other options in the market.
Recommendation:Based on the information provided, I would recommend the Dwyer 1900-5-MR 19005MR solenoid valve for applications where reliability, versatility, and leak-proof operation are essential, and the larger size and higher cost are acceptable. If you have limited space or a tighter budget, you may want to consider other options with smaller sizes and lower prices.
Details:
Packaging and handling: items are safely eds packaged in custom shipping cartons for protection. Call to use a shipping service other than the ones listed. All products are guaranteed to be working but may show signs of use. Sells new and surplus product develops channels to purchase such.
The product is used surplus.
specifications indusswitch:
- brand: Dwyer
- mpn: 1900-5-mr
- part type: Pressure
returns indusswitch:
- method: money back
- policy: returns accepted
- paid by: buyer
- time: 30 days
seller indusswitch:
- # reviews: 167148
- rating: 97.1%
- city: 1 millennium dr, willingboro, nj 08046
offer indusswitch:
- prices: $49.99–$199.79
- item condition:
- New – Open box
- New
- Used
- Unspecified
- options: ship-to-home
- availability: in stock
- in stock #: 5
- started: july 23, 2025
- sold #: 18
payments indusswitch:
- credit card: mastercard
- other
- wallet: paypal
shipping indusswitch:
- service: standard
- class: standard
- transit: 2-5 days
- type: fixed
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Pressure Switches
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