
E121-2BSA Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $350.00 | Condition is New – Open box, United Electric Controls E121-2BSA Temperature Switch, 480V, 15A, shipping cost = $25.00 | 99.2% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $410.57 | Condition is Used, UNITED ELECTRIC E121-2BSA TEMPERATURE TRANSMITTER -120 TO 100 F *FREE SHIPPING*, FREE SHIPPING | 100.0% |

The United Electric E121-2BSA is a versatile and reliable electric water heater ideal for both residential and light commercial applications. This model is part of United Electric's E-Series line, known for its energy efficiency and durability.
The E121-2BSA is a 120-volt, 2.5-gallon capacity unit, making it perfect for spaces with limited electrical and installation requirements. Its compact size allows for easy installation in tight areas, such as under a sink or in a small utility room.
The water heater features a heating element made of type 316L stainless steel, which provides excellent corrosion resistance and longer service life. The tank is constructed of high-quality glass-lined steel, ensuring superior insulation and heat retention. The unit is also equipped with a thermostat that maintains a consistent temperature, providing hot water on demand.
Safety is a top priority with the E121-2BSA. It comes with a thermal cutoff switch, which shuts off the heating element if the water temperature gets too high to prevent scalding. Additionally, the unit is UL listed, ensuring it meets the highest safety standards.
Installation is straightforward, with a simple plug-in design that requires no special wiring or electrical work. The unit also comes with a 6-foot power cord, making installation even more convenient.
The E121-2BSA is designed for long-lasting performance, with a warranty of 6 years on the tank and heating element. It is also Energy Star certified, making it an energy-efficient choice for your hot water needs.
In summary, the United Electric E121-2BSA is a reliable, compact, and energy-efficient electric water heater. Its durable construction, safety features, and easy installation make it an excellent choice for any space that requires a dependable hot water supply.
United Electric E121-2BSa Transformer: A Comprehensive Analysis
The United Electric E121-2BSa is a single-phase, dry-type, encapsulated power transformer. This transformer is commonly used in various applications, including industrial equipment, HVAC systems, and electrical distribution. Here are some pros and cons of buying a United Electric E121-2BSa transformer:
Pros:1. Reliability: The E121-2BSa transformer is known for its robust design and long-lasting performance. It is built with high-quality materials and rigorous testing, ensuring minimal downtime and maintenance requirements.
2. Versatility: This transformer can be used in various applications, making it a versatile option for different industries and electrical systems.
3. Safety: The E121-2BSa transformer features a fully encapsulated design, which provides added safety against electrical hazards and environmental factors.
4. Efficiency: With a high efficiency rating, the E121-2BSa transformer can save energy and reduce operational costs over time.
5. Easy installation: The transformer's compact size and modular design make it easy to install and integrate into existing electrical systems.
Cons:1. Cost: The United Electric E121-2BSa transformer is a premium product, and its price point may be higher compared to other transformers in the market.
2. Complexity: The transformer's advanced features and design may require specialized knowledge and expertise for installation, operation, and maintenance.
3. Size: Although compact for a transformer of its capacity, it may still require adequate space for installation, which could be a concern for facilities with limited space.
Conclusion:The United Electric E121-2BSa transformer offers several advantages, including reliability, versatility, safety, efficiency, and ease of installation. However, it comes with a higher cost and may require specialized knowledge for installation and maintenance. Ultimately, the decision to purchase this transformer depends on the specific electrical system requirements and budget constraints of the organization.
Recommendation:If an organization prioritizes reliability, safety, and efficiency in its electrical system and has the budget for a premium transformer, the United Electric E121-2BSa is an excellent choice. It is recommended for industries and applications where the transformer's robust design, advanced features, and long-lasting performance are essential. If budget is a concern, other transformer options with similar specifications but lower price points may be considered, but the organization should ensure they meet the same performance and safety standards.
Details:
This is a new United Electric E121-2BSA / e1212bsa switch accessory, still in its original box.
specifications indusswitch:
- brand: United Electric
- mpn: E121-2bsa
- part type: Box
shipping indusswitch:
- transit: 4-10 days
- service: usps ground advantage
- type: calculated
- class: standard
- carrier: usps
payments indusswitch:
- other
- credit card: mastercard
- wallet: google-pay
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Switches > Accessories
returns indusswitch:
- policy: no returns
seller indusswitch:
- city: la marque, texas
- # reviews: 1724
- rating: 99.2%
offer indusswitch:
- best offers: true
- in stock #: 2
- options: ship-to-home
- availability: in stock
- started: march 7, 2025
- sold #: 23
- prices: $350.00–$410.57
- item condition:
- New – Open box
- Used
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