
6SE7021-1UB61 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $2417.99 | Condition is Used, SIEMENS 6SE7021-1UB61 SERIES A SIMOVERT MASTERDRIVES COMPACT INVERTER #345189, shipping cost = $31.18 | 99.9% |
![]() | $2996.53 | Top Pick! Condition is Used, SIEMENS 6SE7021-1UB61-Z Simovert VC DC Inverter DC 675 810V 19.1A, FREE SHIPPING | 97.9% |
![]() | $3292.99 | Top Pick! Condition is Used, SIEMENS 6SE7021-1UB61-Z Simovert VC DC Inverter DC 675 810V 19.1A, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $5570.25 | Top Pick! Condition is Usato, Used Clone Package SIEMENS 6SE7021-1UB61-Z, shipping cost = $174.05 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $2889.26 | Condition is Gebraucht, Siemens Simovert 6SE7021-1UB61 Version A Hinges Broken, shipping cost = $232.06 | 100.0% |
![]() | $3247.55 | Condition is Gebraucht, SIEMENS 6SE7021-1UB61-Z Simovert VC DC Inverter DC 675 810V 19.1A, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $4071.97 | Condition is Seller refurbished, Siemens 6SE7021-1UB61 Refurbished SIMOVERT MASTERDRIVES VECTOR CONTROL, FREE SHIPPING | 100.0% |
![]() | $4071.97 | Condition is Seller refurbished, Siemens 6SE7021-1UB61-Z Refurbished SIMOVERT MASTERDRIVES VECTOR CONTROL, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $1.16 | Condition is Als Ersatzteil / defekt, Test Repair Siemens 6SE7021-1UB61, shipping cost = $103.27 | 100.0% |
![]() | $1.16 | Condition is Als Ersatzteil / defekt, Test Repair Siemens 6SE7021-1UB61-1AA0, shipping cost = $103.27 | 100.0% |
![]() | $1.16 | Condition is Als Ersatzteil / defekt, Test Repair Siemens 6SE7021-1UB61-1AA1, shipping cost = $103.27 | 100.0% |

The Siemens SIMOVERT Masterdrive Inverter 345189, model number 6SE7021-1UB61, is a versatile and powerful three-phase AC drive system designed for various industrial applications. This inverter is part of Siemens' SIMOVERT Masterdrive series, known for its high performance, reliability, and energy efficiency.
This particular model is a frequency converter that converts fixed AC supply into adjustable AC or DC output for controlling the speed of an AC motor. It is suitable for motors with a rated power of up to 7.5 kW and a line voltage of 380 V. The 6SE7021-1UB61 is equipped with a number of advanced features that make it an ideal choice for various industrial automation tasks.
The inverter comes with a compact and robust design, featuring a modular concept that allows for easy installation and maintenance. It is built with high-quality components that ensure long-term reliability and durability. The drive system also incorporates advanced protection functions, such as overload protection, overvoltage protection, and overcurrent protection, to safeguard against potential damage.
Moreover, the 6SE7021-1UB61 offers various communication interfaces, including Profibus DP, Profibus PA, and CANopen, which enable seamless integration with various automation systems and controllers. It also supports a wide range of motor types, including induction motors, synchronous motors, and permanent magnet motors.
The inverter's energy-efficient design helps reduce energy consumption and costs, making it an environmentally friendly and cost-effective solution for industrial automation applications. Its advanced control algorithms ensure precise speed control, smooth acceleration and deceleration, and excellent torque response, leading to improved process performance and increased productivity.
In summary, the Siemens SIMOVERT Masterdrive Inverter 345189, model number 6SE7021-1UB61, is a powerful, versatile, and energy-efficient AC drive system designed for various industrial applications. Its advanced features, robust design, and easy integration capabilities make it a reliable and cost-effective solution for controlling the speed of AC motors and improving overall process performance.
Siemens 6SE7021-1UB61 Simovert Masterdrive Inverter 345189: A Comprehensive Analysis
The Siemens 6SE7021-1UB61 Simovert Masterdrive Inverter 345189 is a popular choice for industrial applications due to its advanced features and reliability. In this analysis, we will discuss the pros and cons of investing in this inverter.
Pros:1. High Power Rating: With a power rating of 1,100 kW, this inverter is suitable for large-scale industrial applications that require high power output.
2. Efficiency: The Siemens 6SE7021-1UB61 inverter boasts a high efficiency rate of 98.5%, which translates to significant energy savings and reduced operational costs.
3. Flexibility: The inverter can be used in various applications, including grid connection, standalone operation, and parallel operation.
4. Advanced Control Features: The inverter comes with advanced control features, such as active harmonic filtering, overload protection, and fault detection.
5. Robust Design: Siemens is known for its robust and reliable designs, making this inverter an excellent choice for industries that require high uptime.
Cons:1. High Cost: The Siemens 6SE7021-1UB61 inverter is a premium product with a high price tag, which may be a deterrent for some businesses with limited budgets.
2. Complex Installation: Installing this inverter may require specialized knowledge and skills, adding to the installation cost and time.
3. Large Size: The inverter is quite large and heavy, which may require additional space and resources for transportation and installation.
Conclusion:The Siemens 6SE7021-1UB61 Simovert Masterdrive Inverter 345189 offers several advantages, including high power output, efficiency, flexibility, and advanced control features. However, its high cost, complex installation, and large size may be drawbacks for some businesses.
Recommendation:If you require a high-power inverter for your industrial application and can afford the premium price, the Siemens 6SE7021-1UB61 Simovert Masterdrive Inverter 345189 is an excellent choice due to its reliability, advanced features, and energy savings. However, if you have a limited budget or require a smaller inverter, you may want to consider other options in the market.
Details:
Input current: 13.1a. Manufacturer part number: 6SE7021-1UB61. Siemens 6SE7021-1UB61. Input voltage : 675v.
specifications indumotorol:
- brand: Siemens
- mpn: 6se7021-1ub61
- part type: Inverter
shipping indumotorol:
- transit: 2-4 days
- carrier: fedex, ups, usps
- type: calculated
- service: fedex ground / fedex home delivery, ups ground, usps priority mail, fedex standard overnight
- class: standard, expedited, one-day
payments indumotorol:
- other
- wallet: apple-pay
- credit card: diners-club
offer indumotorol:
- started: october 27, 2025
- best offers: true
- in stock #: 5
- prices: $2417.99–$5570.25
- item condition:
- Used
- Usato
- Gebraucht
- Seller refurbished
- Als Ersatzteil / defekt
- availability: in stock
- sold #: 19
- options: ship-to-home
seller indumotorol:
- rating: 99.8%
- city: clinton township, michigan
- # reviews: 19472
returns indumotorol:
- policy: no returns
general indumotorol:
- category: Business & Industrial > Starters > Drives > Motor Controls
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