
WTR2-P511-S20 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $9.99 | Condition is Used, Sick Photo Electric Proximity Sensor WTR2-P511S20A06 Plastic Cracked, shipping cost = $9.14 | 100.0% |
![]() | $32.17 | Condition is Used, New SICK WTR2-P511S20-A12 SENSOR (1PCS), FREE SHIPPING | 100.0% |
![]() | $24.99 | Condition is Used, Sick WTR 2-P511S20A07 1029254 Photo Electric Proximity Sensor, shipping cost = $9.14 | 100.0% |
![]() | $59.94 | Top Pick! Condition is Used, SICK PHOTOELECTRIC PROXIMITY SENSOR, WTR2-P511S20, DC10...30V, CLASS 2, 7 , shipping cost = $6.07 | 100.0% |
![]() | $55.00 | Condition is Used, SICK 1041744 PHOTOELECTRIC SENSOR WTR 2- P511S20A12, DC 24V, DC 18...30V, shipping cost = $13.00 | 99.7% |
![]() | $57.00 | Condition is Used, *PREOWNED* Sick WTR2-P511S20A01 Photoelectric Sensor 18-30V 7029977 + Warranty! , shipping cost = $11.50 | 100.0% |
![]() | $95.00 | Condition is Used, *PREOWNED* Sick WTR2-P511S20A01 Photoelectric Sensor 18-30V 7029977 + Warranty! , shipping cost = $11.50 | 100.0% |
![]() | $126.55 | Top Pick! Condition is Used, SICK WTR2-P511S20-A07 / WTR2P511S20A07 (USED), shipping cost = $12.90 | 99.7% |
![]() | $161.09 | Condition is Used, Sick WTR2-P511S20A02 ZoneControl Photoelectric Sensor 7029978, FREE SHIPPING | ![]() |
![]() | $159.17 | Condition is Used, SICK WTR2-P511-S20 / WTR2P511S20 (USED), shipping cost = $12.90 | 99.7% |
![]() | $185.50 | Condition is Used, SICK WTR2-P511S20-A03 / WTR2P511S20A03 (USED), shipping cost = $12.90 | 99.7% |
![]() | $247.90 | Condition is Used, SICK WTR2-P511S20-A12 / WTR2P511S20A12 (USED), shipping cost = $12.90 | 99.7% |
![]() | $314.93 | Top Pick! Condition is Used, SICK WTR2-P511S20-A06 / WTR2P511S20A06 (USED), shipping cost = $12.90 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $68.71 | Top Pick! Condition is New – Open box, SICK WTR2-P511S20A10 / WTR2P511S20A10 (NEW IN BOX), shipping cost = $12.90 | 99.7% |
![]() | $100.00 | Condition is New – Open box, SICK 1029255 WTR2- P511S20A08 Photoelectric proximity sensor, FREE SHIPPING | 100.0% |
![]() | $149.59 | Top Pick! Condition is New – Open box, SICK WTR2-P511S20-A07 / WTR2P511S20A07 (NEW IN BOX), shipping cost = $12.90 | 99.7% |
![]() | $191.00 | Condition is New – Open box, SICK WTR2-P511-S20 / WTR2P511S20 (NEW IN BOX), shipping cost = $12.90 | 99.7% |
![]() | $263.73 | Condition is New – Open box, SICK WTR2-P511S20-A12 / WTR2P511S20A12 (NEW NO BOX), shipping cost = $12.90 | 99.7% |
![]() | $293.03 | Top Pick! Condition is New – Open box, SICK WTR2-P511S20-A12 / WTR2P511S20A12 (NEW IN BOX), shipping cost = $12.90 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $150.00 | Condition is New, SICK WTR2-P511S20-A05 / WTR2P511S20A05 7122405, FREE SHIPPING | 100.0% |

The WTR-2P511-S20, manufactured by Sick AG, is a versatile and advanced level measurement sensor designed for various applications, particularly in harsh industrial environments. This instrument is ideal for measuring the level of liquids, pastes, and bulk solids in tanks, silos, and other vessels.
The WTR-2P511-S20 features a robust, compact design with an IP67 protection rating, ensuring it can withstand the rigors of industrial processes. It is constructed from high-quality materials, including a stainless steel housing and a rugged sensor probe, which offers excellent resistance to corrosion and wear.
This level sensor employs microwave radar technology, providing reliable, non-contact level detection in a wide range of applications. It can measure levels accurately, even in the presence of foam, vapor, or buildup on the sensor surface. The sensor's high measurement accuracy is achieved through advanced signal processing algorithms and self-diagnostics, ensuring consistent and precise level measurement.
The WTR-2P511-S20 comes with a wide range of connection options, including NAMUR NE 43, terminal box, and M12 X-code connectors, allowing for easy integration into various control systems. It also offers various mounting configurations, including flange, threaded, and clamp-on, making it suitable for diverse installation scenarios.
This sensor offers user-friendly operation through its intuitive configuration software, SICK's ST500, which can be used to set up and optimize the device for specific applications. It also features a built-in web server, enabling remote access and configuration via a web browser.
The WTR-2P511-S20 is equipped with a range of advanced features, such as self-diagnostics, temperature compensation, and automatic calibration, ensuring optimal performance and long-term reliability. Additionally, it comes with SICK's Customer Service Agreement (CSA), providing customers with priority support, software updates, and access to a dedicated support hotline.
In summary, the Sick WTR-2P511-S20 is a robust and versatile level measurement sensor designed for various industrial applications. Its advanced microwave radar technology, rugged design, and user-friendly features make it a reliable and accurate choice for measuring the level of liquids, pastes, and bulk solids in a wide range of industrial vessels.
The WTR-2P511-S20, manufactured by Panasonic, is a high-end air purifier known for its advanced features and excellent filtration performance. Let's discuss the pros and cons of purchasing this model to help you make an informed decision.
Pros:1. Three-stage filtration system: The WTR-2P511-S20 comes equipped with a pre-filter, an activated carbon filter, and a HEPA filter, ensuring the removal of a wide range of pollutants, including large particles, odors, and allergens.
2. Nanoclean Technology: This innovative feature generates hydroxyls that neutralize viruses and bacteria, ensuring the air in your home is not only clean but also free from harmful microorganisms.
3. Wi-Fi connectivity: This air purifier can be controlled remotely through the Panasonic mobile application, making it easy to manage air quality from anywhere.
4. Intelligent Sensor: The built-in sensor continuously monitors the air quality and adjusts the fan speed accordingly, ensuring optimal performance and energy efficiency.
5. Quiet operation: With six fan speed settings, including a sleep mode, the WTR-2P511-S20 operates quietly, making it an ideal choice for bedrooms and offices.
Cons:1. High upfront cost: The WTR-2P511-S20 is a premium air purifier, and its price tag may be a significant investment for some consumers.
2. Filter replacement cost: Replacing the filters for this air purifier can be expensive, especially since they need to be replaced every year or so.
3. Large size: With a dimension of 24.6 inches in height, the WTR-2P511-S20 may not be suitable for smaller rooms or spaces with limited floor area.
In conclusion, the WTR-2P511-S20 is a high-performing air purifier with advanced features designed to provide clean, healthy air in your home. Its three-stage filtration system, Nanoclean Technology, Wi-Fi connectivity, and intelligent sensor make it a worthwhile investment for those seeking excellent air quality. However, its high upfront cost and filter replacement expenses may deter some potential buyers. Ultimately, the decision to purchase the WTR-2P511-S20 comes down to your personal preferences and budget. If the advanced features and superior filtration performance are a priority, this air purifier is a solid choice. Otherwise, you may want to consider more affordable options with similar filtration capabilities.
Details:
All products are guaranteed to be working but may show signs of use if purchasing a used product. 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. Sells new and surplus product develops channels to purchase such.
specifications indusswitch:
- brand: Sick
- mpn: Wtr2-p511-s20
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Switches > Accessories
returns indusswitch:
- time: 30 days
- policy: returns accepted
- method: money back
- paid by: buyer
payments indusswitch:
- wallet: paypal
- credit card: discover
- other
seller indusswitch:
- city: 1 millennium dr, willingboro, nj 08046
- # reviews: 185651
- rating: 99.4%
offer indusswitch:
- availability: in stock
- started: january 13, 2026
- in stock #: 5
- prices: $9.99–$314.93
- item condition:
- Used
- New – Open box
- New
- sold #: 16
- options: ship-to-home
shipping indusswitch:
- transit: 30-36 days
- service: standard
- class: standard
- type: fixed
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