
J21K254 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $50.00 | Condition is New – Open box, UNITED ELECTRIC CONTROLS J21K-254-9545 0-90 PSID DIFFERENTIAL PRESS. SWITCH , shipping cost = $9.99 | 100.0% |
![]() | $87.99 | Top Pick! Condition is New – Open box, United Electric Controls J21K-254 Pressure Switch, shipping cost = $12.99 | 93.5% |
![]() | $119.00 | Condition is New – Open box, United Electric UE J21K-254 J21K Mechanical Differential Pressure Switch. NOS, shipping cost = $15.85 | 100.0% |
![]() | $149.99 | Condition is New – Open box, United Electric Pressure Switch - Type J21K Model 254 (J21K-254-9545), shipping cost = $16.45 | ![]() |
![]() | $501.00 | Condition is New – Open box, UNITED ELECTRIC J21K-254-9545 0-90PSID NSNP, FREE SHIPPING | 99.9% |
![]() | $540.00 | Condition is New – Open box, United Electric J21K-254 Differential Pressure Switch FNOB, FREE SHIPPING | 99.8% |
![]() | $555.00 | Condition is New – Open box, UNITED ELECTRIC J21K-2549545 480VAC 15A 90PSI NSNP, FREE SHIPPING | 99.9% |
![]() | $575.00 | Condition is New – Open box, UNITED ELECTRIC J21K-254-9545 480VAC 15A 90PSI NSMP, FREE SHIPPING | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $199.99 | Condition is New, NEW United Electric UE J21K-254 Mechanical Differential Pressure Switch NEW, FREE SHIPPING | 100.0% |
![]() | $550.83 | Condition is New, United Electric J21K-254 0/90# SPDT NEMA1 Pressure Sw., FREE SHIPPING | 99.7% |
![]() | $566.43 | Condition is New, United Electric J21K-254 0/90# SPDT NEMA1 Pressure Sw., FREE SHIPPING | 98.6% |
![]() | $574.27 | Condition is New, United Electric J21K-254 Pressure Switch 0/90# SPDT NEMA1, FREE SHIPPING | ![]() |
![]() | $639.99 | Top Pick! Condition is New, United Electric J21k-254 Pressure Switch, FREE SHIPPING | 99.8% |
![]() | $677.00 | Top Pick! Condition is New, UNITED ELECTRIC J21K-254 / J21K254 (BRAND NEW), shipping cost = $12.90 | 99.7% |
![]() | $735.46 | Condition is New, UNITED ELECTRIC J21K-254 Pressure Switch 62YD22, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $18.63 | Condition is Used, United Electric Controls J21K-254 Pressure Switch Used 0-50 Range 6851, FREE SHIPPING | 99.5% |
![]() | $52.79 | Condition is Used, United Electric Controls 15A-277 VAC, FREE SHIPPING | 99.5% |
![]() | $54.95 | Condition is Used, United Electric Differential Pressure Switch J21K-254 SPDT 0-90psid 15A 1/4"NPT, shipping cost = $8.99 | 99.3% |
![]() | $70.99 | Condition is Used, UNITED ELECTRIC PRESSURE SWITCH J21K-254-9545 #122M83, FREE SHIPPING | 99.9% |
![]() | $58.50 | Condition is Used, United Electric Controls Type J21K Model 254 Stock 9545 Pressure Module. 6E-13, shipping cost = $16.57 | ![]() |
![]() | $60.00 | Condition is Used, United Electric Controls J21K 254 Pressure Switch 1X123 Range - 0-90 PSI, shipping cost = $14.40 | 100.0% |
![]() | $88.00 | Condition is Used, UNITED ELECTRIC CONTROLS J21K-254-9545 PRESSURE SWITCH UNMP, FREE SHIPPING | 99.8% |
![]() | $65.00 | Condition is Used, United Electric UE J21K-254 J21K Mechanical 0-90 Pressure Switch, shipping cost = $27.00 | 100.0% |
![]() | $75.00 | Condition is Used, UNITED ELECTRIC PRESSURE SWITCH J21K-254-9545, shipping cost = $22.05 | 100.0% |
![]() | $79.00 | Condition is Used, United Electric UE J21K-254 J21K Mechanical Differential Pressure Switch., shipping cost = $18.05 | 100.0% |
![]() | $99.99 | Condition is Used, United Electric UE J21K-254 480V 15A Mechanical Differential Pressure Switch, FREE SHIPPING | 100.0% |
![]() | $118.77 | Condition is Used, United Electric J21K 254 Pressure Switch J21K254, FREE SHIPPING | 99.9% |
![]() | $130.00 | Condition is Used, UNITED ELECTRIC J21K 254 PRESSURE SWITCH UNMP, FREE SHIPPING | 99.9% |
![]() | $200.00 | Top Pick! Condition is Used, United Electric Controls J21K 254 Pressure Switch 1X123 Range: 0-90PSI, shipping cost = $20.21 | 100.0% |
![]() | $225.00 | Condition is Used, United Electric J21K-254 15A 0-90psid Mechanical Differential Pressure Switch, shipping cost = $73.05 | 99.2% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $220.00 | Top Pick! Condition is Open box, NEW UNITED ELECTRIC J21K-254 PRESSURE SWITCH 0-90 PSID 15A 480VAC *READ*, FREE SHIPPING | 100.0% |


The United Electric J21K254 is a high-quality, 15-amp, 277-volt vacuum motor that is designed for heavy-duty use in commercial and industrial applications. This motor is equipped with a powerful, permanent magnet rotor that provides reliable and efficient performance, even under high load conditions. The motor is also rated for continuous operation, ensuring that it can handle the demands of continuous vacuuming without overheating or failing.
The J21K254 is constructed with high-quality materials, including a cast aluminum housing that is both durable and lightweight. The motor features a sealed bearing design, which helps to reduce maintenance requirements and extend the life of the motor. The motor is also equipped with a thermal overload protection device, which automatically shuts off the motor if it becomes overheated, helping to prevent damage to the motor and ensuring safe operation.
The J21K254 is compatible with a wide range of commercial and industrial vacuum systems, making it a versatile option for a variety of applications. Whether you're using it in a large commercial building, industrial facility, or any other heavy-duty vacuuming application, this motor is up to the task.
In summary, the United Electric J21K254 is a powerful, reliable, and durable 15-amp, 277-volt vacuum motor that is designed for heavy-duty use in commercial and industrial applications. With its cast aluminum housing, sealed bearing design, and thermal overload protection, this motor is built to last and provide reliable performance in even the most demanding vacuuming applications.
Pros of buying a United Electric J21K254 15A-277VAC:1. Reliable brand: United Electric is a reputable manufacturer known for producing high-quality electrical equipment.
2. Versatile use: This transformer can be used for various applications, making it a good investment for businesses and homes.
3. Energy-efficient: The transformer has a high efficiency rating, which means it consumes less energy while providing the same power output.
4. Durable construction: The transformer is built to last with a robust and sturdy design, ensuring longevity and minimal maintenance.
Cons of buying a United Electric J21K254 15A-277VAC:1. High cost: Compared to other transformers in the market, this one may be more expensive, making it a significant investment.
2. Limited power output: With a 15A rating, it may not be suitable for high-power applications that require more substantial power sources.
3. Bulky size: Due to its robust construction and power capacity, the transformer is somewhat large and heavy, which may be a disadvantage for those with limited space.
Conclusion:The United Electric J21K254 15A-277VAC is a reliable and versatile transformer that offers numerous benefits, including energy efficiency and durability. However, its high cost and limited power output may be a drawback for some users. If you need a transformer for applications that require 15A or less and value a dependable brand, this product might be the right choice for you. On the other hand, if you require more power or a lower price point, you may want to explore other options.
Details:
United Electric controls 15A-277 vac.
specifications indusswitch:
- brand: United Electric Controls
- mpn: J21k254
- model: J21k-254
- mounting style: Unit
- current type: Ac
- type: Differential Switch
- termination type: Power
- item height: 4 In
- color: Gray
returns indusswitch:
- method: money back
- policy: returns accepted
- paid by: seller
- time: 30 days
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Pressure Switches
seller indusswitch:
- # reviews: 751
- city: tampa, florida
- rating: 97.8%
shipping indusswitch:
- carrier: usps
- service: usps ground advantage
- type: fixed
- transit: 8-12 days
- class: standard
offer indusswitch:
- best offers: true
- started: july 14, 2024
- options: ship-to-home
- availability: in stock
- prices: $50.00–$735.46
- item condition:
- New – Open box
- New
- Used
- Open box
- sold #: 29
- in stock #: 5
payments indusswitch:
- other
- credit card: visa
- wallet: apple-pay
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