
15FR7731 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $1350.00 | Condition is Used, Reliance FLEXPAK 3000 DC Drive 15HP 460V 15FR7731, FREE SHIPPING | 100.0% |
![]() | $1438.31 | Condition is Used, RELIANCE ELECTRIC 15FR7731 FLEXPAK 3000 3-PHASE DRIVE 15ER7731 #345275, shipping cost = $31.98 | 99.9% |
![]() | $1499.99 | Condition is Used, RELIANCE FLEXPAK 3000 15HP DC DRIVE 15FR7731 500VDC OUT 300VDC FIELD, shipping cost = $76.99 | 100.0% |

The Reliance Electric Flexpak 3000 3-phase Drive (model number 15FR7731) is a powerful and versatile motor control solution designed for industrial applications. This drive is part of the Flexpak family, known for its compact size and flexibility.
The 15FR7731 is a 15 kW, three-phase drive that operates on a voltage range of 200-575V. It comes with a built-in soft starter, providing smooth motor starting and reduced electrical stress, ensuring a longer motor life. The drive also features adjustable acceleration and deceleration ramps, allowing for precise speed control and improved process control.
This drive is designed with an IP20 protection rating, making it suitable for indoor use in a dry and clean environment. It offers a wide operating temperature range of -20 C to 60 C, enabling it to perform efficiently in various industrial conditions.
The 15FR7731 is equipped with a number of communication interfaces, including Modbus RTU and Modbus TCP/IP, allowing for easy integration with various control systems. It also offers optional Profibus DP and CANOpen communication interfaces, further expanding its compatibility.
The drive features a user-friendly interface, with a backlit LCD display and intuitive keypad for easy setup and operation. It also offers remote monitoring and setup capabilities via the Reliance Guardian software, enabling users to configure and monitor the drive from a PC.
The Flexpak 3000 15FR7731 drive is designed for easy installation, with a compact size and slide-in mounting design. It also offers a variety of mounting options, including wall, DIN rail, and panel mounting. The drive is suitable for use with a wide range of motors, including induction and synchronous motors, making it a versatile solution for various industrial applications.
In summary, the Reliance Electric Flexpak 3000 3-phase Drive (model number 15FR7731) is a powerful and flexible motor control solution designed for industrial applications. It offers smooth motor starting, precise speed control, and easy integration with various control systems. With a compact size, user-friendly interface, and wide operating temperature range, this drive is a versatile and efficient solution for a variety of industrial applications.
The Reliance Electric Flexpak 3000 3-phase drive (model number 15ER7731, 345275) is a variable frequency drive (VFD) designed for industrial applications. Here are some pros and cons that may help in making a decision about purchasing this specific drive:
Pros:1. Energy Efficiency: The Flexpak 3000 is an energy-efficient drive, which can help reduce electricity bills over time. It can also help improve the overall energy efficiency of the system it is connected to.
2. Versatile: This drive is designed to handle a wide range of applications, including pumps, fans, compressors, and conveyors. It can also be used with both AC and DC motors.
3. Compact Design: The Flexpak 3000 has a compact design, making it suitable for installation in tight spaces. It also has a lightweight construction, which can help reduce shipping and handling costs.
4. Easy to Use: The drive comes with user-friendly software, which makes it easy to program and operate. It also has built-in diagnostic features that can help identify and troubleshoot issues.
5. Durable: The Flexpak 3000 is designed to be robust and durable, with a high IP rating and a rugged construction. It can withstand harsh environments and is resistant to dust and water.
Cons:1. Cost: The Flexpak 3000 is a more expensive drive compared to some other options in the market. However, its energy efficiency and durability may offset the initial investment over time.
2. Complexity: While the drive is easy to use, it may require some technical expertise to install and program. It may also require additional components, such as a power filter or a surge protector, to ensure proper operation.
3. Limited Capacity: The Flexpak 3000 has a maximum capacity of 3000 kW, which may not be suitable for larger industrial applications.
In conclusion, the Reliance Electric Flexpak 3000 3-phase drive (model number 15ER7731, 345275) is a versatile, energy-efficient, and compact variable frequency drive that is suitable for a wide range of industrial applications. While it may have a higher initial investment compared to some other options, its durability, ease of use, and diagnostic features may help offset the cost over time. If you have the technical expertise to install and program the drive, and your application falls within its capacity range, then it may be a good investment for your industrial operation.
Details:
Reliance Electric 15FR7731. Horse-power: 15. Manufacturer part number: 15FR7731. Flexpak 3000 3-phase drive.
specifications indumotorol:
- brand: Reliance Electric
- mpn: 15fr7731
- part type: Drive
offer indumotorol:
- availability: in stock
- prices: $1350.00–$1499.99
- item condition: Used
- started: october 29, 2025
- in stock #: 3
- best offers: true
- options: ship-to-home
- sold #: 14
returns indumotorol:
- policy: no returns
seller indumotorol:
- rating: 99.8%
- # reviews: 19514
- city: clinton township, michigan
shipping indumotorol:
- transit: 2-5 days
- class: standard, expedited, one-day
- service: fedex ground / fedex home delivery, ups ground, usps priority mail, fedex standard overnight
- type: calculated
- carrier: fedex, ups, usps
payments indumotorol:
- other
- credit card: discover
- wallet: apple-pay
general indumotorol:
- category: Business & Industrial > Starters > Drives > Motor Controls
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