Emerson SP4401 Unidrive SP Universal AC and Servo Drive – Unidrive SP Series
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8615305023276 | |||||||
| +8615305023276 | ||||||||
| 15305023276 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||

Emerson SP4401 Unidrive SP Universal AC and Servo Drive – Unidrive SP Series
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Emerson / Control Techniques |
| Product Type | Universal AC and Servo Drive |
| Product Model | SP4401 |
| Product Series | Unidrive SP |
| Frame Size | 4 |
| Input Voltage | 380–480 VAC ±10%, 3-phase |
| Input Frequency | 48–65 Hz |
| Normal Duty Continuous Current | 105 A |
| Heavy Duty Continuous Current | 86 A |
| Normal Duty Motor Rating | 55 kW / 75 HP |
| Heavy Duty Motor Rating | 45 kW / 60 HP |
| Control Modes | V/Hz, Open-Loop Vector, Rotor Flux Control, Closed-Loop Vector, Servo |
| Communication | RS-485 / Modbus RTU |
| Analog Inputs | 3 |
| Analog Outputs | 2 |
| Digital Inputs | 6 |
| Digital Outputs | 3 |
| Protection Rating | IP20 |
| Dimensions (L × W × H) | Approx. 335 × 250 × 500 mm |
| Weight | Approx. 38 kg |
| Battery | No |
| Magnet | No |
FAQ
Q: What is the Emerson SP4401?
The SP4401 is a frame-size-4 Unidrive SP universal AC and servo drive designed for high-power industrial motor control applications.
Q: What input voltage does the SP4401 use?
It is designed for a 380–480 VAC, three-phase input supply with a ±10% voltage tolerance.
Q: What is the current rating of the SP4401?
The normal-duty continuous current rating is approximately 105 A, while the heavy-duty continuous rating is approximately 86 A.
Q: What motor power is the SP4401 suitable for?
Its typical normal-duty motor rating is 55 kW (75 HP). For heavy-duty applications, the typical rating is 45 kW (60 HP).
Q: What control modes are available?
The SP4401 supports V/Hz, open-loop vector, rotor flux control, closed-loop vector and servo control.
Q: Does the SP4401 support Modbus communication?
Yes. RS-485 with Modbus RTU is available for communication with PLCs and other industrial control systems.
Q: What are the dimensions and weight of the SP4401?
The approximate dimensions are 335 × 250 × 500 mm (L × W × H), with a weight of about 38 kg.
Q: Does the SP4401 contain a battery or permanent magnet?
No. The standard SP4401 does not contain a battery or permanent magnet.
Emerson SP4401 Unidrive SP Universal AC and Servo Drive – Unidrive SP Series is in stock. Please contact us for a quick quote and competitive pricing.
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8615305023276 | |||||||
| +8615305023276 | ||||||||
| 13950166376 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Company Introduction
Xiamen Shengruite Trading Co., Ltd. is a company specializing in the supply of industrial PLC spare parts.
We provide high-quality PLC spare parts to customers in the global manufacturing, energy and power, chemical and other fields.
Since its establishment in 2011, after 13 years of rapid development, the cumulative global shipments have reached 223,650 pieces, with an annual output value of US$50 million.
Successfully served more than 500 customers in more than 100 countries and regions including Saudi Arabia, UAE, the United States, Europe, Africa, and Southeast Asia
Our Mission
Provide customers with the best quality PLC spare parts and the fastest delivery service to ensure that their industrial automation systems are always in the best operating condition.
We provide a 1-year warranty service, and we support returns and exchanges for any issues to ensure your rights and interests are fully protected.
We can provide detailed product images upon request, and our team can arrange warehouse photos for confirmation to ensure you have all the information you need before making a purchase.
Shipping times vary depending on your location. With the support of our 16 global warehouses, we strive to deliver orders as quickly as possible. Contact us to get an estimated delivery time for your specific location.
The minimum order quantity (MOQ) is typically one unit. However, for larger orders, please contact us for potential discounts and pricing details.
Yes, we offer competitive pricing for bulk purchases. Please reach out to our sales team with the specifics of your order to receive a custom quote.
We accept various payment methods for wholesale orders, including bank transfers (T/T), letters of credit, and other options upon agreement. For large transactions, please contact us directly for payment terms.
Yes, we offer flexible ordering options for both small and large quantities. Whether youre looking for a single unit or a large batch, we can accommodate your needs.
We occasionally offer promotional discounts for new wholesale customers. Contact us to learn more about any current offers available for first-time buyers.
If you are unsure of compatibility with your existing setup please provide your system details and our support team can verify compatibility prior to purchase.
Returns are accepted within 30 days if the product is unused, unopened, and in its original packaging. Please note that return shipping and associated costs are the buyer\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’s responsibility.
Yes, we offer technical support for the installation and integration of our products. Our team can assist with setup, configuration, and troubleshooting to ensure a smooth installation.








