
2NN-L3-S1-D1A-TT Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $34.99 | Condition is New – Open box, Static O Ring 2NN-L3-S1-D1A-TT 100-1900 PSI 1000 Proof Pressure Test Switch, shipping cost = $18.56 | ![]() |

Introducing the 2NN-L3-S1-D1A pressure switch with a pressure range of 100 to 1900 psi (pounds per square inch), this versatile component is engineered to meet the demands of various industrial applications. Designed with a rugged construction, this pressure switch is built to withstand the rigors of extreme environments.
The 1000 series model features a normally open (NO) contact, which means that the switch remains open until the preset pressure is reached. Once the pressure threshold is exceeded, the switch closes, allowing the electrical circuit to be completed. This design is ideal for applications where the desired response is to activate an external device once a certain pressure level is attained.
The 2NN-L3-S1-D1A pressure switch showcases a compact design, measuring approximately 3.5 inches in length and 2 inches in width. Its compact size makes it an excellent choice for applications where space is at a premium. Despite its small size, this pressure switch boasts a high flow rate, enabling it to handle the demands of high-pressure systems.
The pressure switch's diaphragm is manufactured from a durable material, such as brass or stainless steel, ensuring long-lasting performance and resistance to corrosion. The switch also comes equipped with an adjustable setpoint, which allows users to fine-tune the pressure threshold to suit their specific application requirements.
The 2NN-L3-S1-D1A pressure switch is easy to install and integrate into existing systems, thanks to its standard threaded connection and clear pressure indication window. The switch's window provides users with a visual cue of the switch's status, allowing for quick and easy identification of any potential issues.
Overall, the 2NN-L3-S1-D1A pressure switch is a reliable and efficient solution for monitoring and controlling pressure in industrial applications. Its rugged construction, compact design, and adjustable setpoint make it a versatile and adaptable component for various pressure-sensitive systems.
A 100-1900 psi, 1000 pressure switch with the model number 2NN-L3-S1-D1A-TT is a type of pneumatic pressure switch used in various industrial applications. This switch is designed to activate or deactivate a device when the pressure in a system reaches or falls below a certain level. Here are some pros and cons that might help you decide whether to purchase this pressure switch:
Pros:1. Versatile: This pressure switch is suitable for a wide range of applications due to its relatively high pressure rating and adjustable set point range.
2. Durable: The switch is designed to withstand harsh industrial environments, making it a reliable choice for long-term use.
3. Easy to install: The switch comes with a variety of mounting options, making it easy to install in different applications.
4. Accurate: The pressure switch offers precise pressure measurement and activation, ensuring consistent performance.
Cons:1. Cost: The 2NN-L3-S1-D1A-TT pressure switch is more expensive than some other models with lower pressure ratings and fewer features.
2. Complexity: This pressure switch may require more calibration and maintenance than simpler models due to its adjustable set point range and higher pressure rating.
3. Size: The switch is larger than some other models, which may limit its use in applications with limited space.
Conclusion:The 2NN-L3-S1-D1A-TT pressure switch is a high-performance, versatile, and durable option for industrial applications requiring precise pressure control and a wide range of pressure settings. However, its higher cost, complexity, and size may make it less suitable for some applications where a simpler and more cost-effective solution would suffice. Ultimately, the decision to purchase this pressure switch depends on the specific requirements and constraints of your application. If precision, durability, and versatility are critical factors, then this pressure switch may be an excellent investment. However, if cost, complexity, or size are major concerns, you may want to consider alternative options with lower pressure ratings and fewer features.
Details:
Manufacturer: static o Ring control devices. The switch has some very minor scuffs from storage outside of the original packaging and handwriting on top enclosure. Buyer pays for all shipping costs.: pressure test switch100-1900 psi.
Model: 2NN-L3-S1-D1A-TT. This item is guaranteed to be as described. Cosmetic appearance may vary slightly from pictured unit. Condition: new other.
Has tag that says, calibrated to 750 psi - not be used on no molds. Static o Ring 2NN-L3-S1-D1A-TT 100-1900 psi 1000 proof pressure test switch. This pressure switch is in good unused cosmetic condition and comes non-original packaging. Specifications.
specifications indusswitch:
- brand: Static O Ring
- mpn: 2nn-l3-s1-d1a-tt
- part type: Pressure Switch Test
returns indusswitch:
- policy: returns accepted
- time: 30 days
- method: money back
- paid by: seller
offer indusswitch:
- availability: in stock
- in stock #: 1
- price: $34.99
- item condition: New – Open box
- options: ship-to-home
- sold #: 22
- best offers: true
- started: november 7, 2025
shipping indusswitch:
- transit: 6-12 days
- type: calculated
- carrier: usps, ups
- class: standard, expedited, one-day
- service: usps ground advantage, ups ground, usps priority mail, ups next day air
payments indusswitch:
- other
- wallet: apple-pay
- credit card: mastercard
seller indusswitch:
- # reviews: 89690
- rating: 99.9%
- city: leander, texas
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Pressure Switches
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