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Mitsubishi HF-SP181MBK-S2 AC servo motor for industrial automation

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Mitsubishi HF‑SP181MBK‑S2

by Mitsubishi Electric

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OverviewThe Mitsubishi HF-SP181MBK-S2 AC servo motor is a high-performance solution designed for demanding industrial automation applications. As a key component in Mitsubishi Electric's advanced HF-SP series, this motor combines significant power with precise control, making it ideal for systems requiring accurate motion. It delivers a robust 1.8 kW of power at 200 V and achieves a maximum operational speed of 3000 rpm. A crucial safety and stability feature is its built-in electromagnetic brake, essential for applications involving vertical loads or sensitive positioning. Engineered for optimal performance, the HF-SP181MBK-S2 seamlessly integrates into high-precision environments, providing quick response and consistent stability.Key Features Substantial Power Output: Provides 1.8 kW of rated power for diverse applications. Optimized Voltage Operation: Engineered for 200 V class voltage, enhancing energy efficiency and performance. High-Speed Capability: Reaches a maximum speed of 3000 rpm for dynamic operations. Integrated Braking System: Features a built-in holding brake for improved safety and load retention. Superior Positional Accuracy: Equipped with a 17-bit encoder (131072 pulses/revolution) for ultra-precise feedback and control. Durable Construction: Features a flange-mounted design with an IP65 protection rating (excluding the shaft) for resilience in tough environments. Effortless Integration: Designed for seamless pairing with Mitsubishi Electric MR-J3 and MR-J4 series servo amplifiers. Technical SpecificationsName: HF-SP181MBK-S2Brand: Mitsubishi ElectricProduct Type: AC Servo MotorRated Power: 1.8 kWVoltage: 200 V ACSpeed Range: Up to 3000 rpmEncoder Resolution: 131072 pulses/rev (17-bit)Brake Type: Electromagnetic holding brakeMounting Style: FlangeProtection Class: IP65 (excluding shaft)Compatible Drives: Mitsubishi Electric MR-J3 / MR-J4 seriesApplicationsThe versatility and accuracy of the Mitsubishi HF-SP181MBK-S2 make it suitable for a wide range of industrial applications, including: Vertical-axis Motion Systems: Ensures secure and precise movement in lifting mechanisms and gantry setups. CNC Machinery and Robotics: Delivers accurate and repeatable motion for manufacturing and assembly processes. Precision Positioning Equipment: Ideal for systems requiring detailed control, such as optical alignment or semiconductor fabrication. Pick-and-Place and Assembly Lines: Improves efficiency and accuracy in automated material handling. Load-Sensitive Automation: Critical for applications where immediate stopping and load retention are vital for safety and operational integrity. Why Choose This Model?Selecting the Mitsubishi HF-SP181MBK-S2 means investing in reliability, accuracy, and safety. Its high-torque performance and integrated electromagnetic brake offer peace of mind in applications where load control is paramount. The motor's stable operation and quick positioning capabilities significantly boost productivity and precision. Furthermore, its smooth integration with Mitsubishi Electric's robust MR-J3 and MR-J4 servo amplifiers guarantees straightforward setup and optimized system performance. Backed by Mitsubishi Electric's reputation for quality and endurance, this servo motor provides a trusted solution for challenging industrial settings, especially those involving vertical or gravity-loaded systems. Choose the HF-SP181MBK-S2 for superior motion control and lasting operational excellence.Order NowEnhance the performance and safety of your industrial automation systems with the Mitsubishi HF-SP181MBK-S2 AC servo motor. This dependable, brake-equipped solution is engineered for high-precision industrial motion control, offering the robust performance and accuracy demanded by modern applications.FAQHow does the integrated electromagnetic brake benefit my application?The integrated electromagnetic brake provides enhanced safety and stability by securely holding loads, especially crucial for vertical applications or when precise positioning must be maintained during power loss.What servo amplifiers are compatible with the HF-SP181MBK-S2?The HF-SP181MBK-S2 is specifically designed for seamless compatibility with Mitsubishi Electric MR-J3 and MR-J4 series servo amplifiers, ensuring optimal system integration and performance.What is the protection rating of this servo motor?This servo motor features an IP65 protection rating, excluding the shaft, ensuring durability and resistance to dust and water ingress in challenging industrial environments.

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PRODUCT DETAILS

Mitsubishi HF‑SP181MBK‑S2

Overview

This is a genuine Mitsubishi Electric component from the Servo Drives & Motors family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Mitsubishi Electric catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Mitsubishi Electric automation ecosystem
  • Engineered to integrate inside Servo Drives & Motors installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Mitsubishi Electric equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Mitsubishi Electric catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Mitsubishi Electric platform with documented conversion notes for the Servo Drives & Motors family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

Name: HF-SP181MBK-S2

Brand: Mitsubishi Electric

Product Type: AC Servo Motor

Rated Power: 1.8 kW

Voltage: 200 V AC

Speed Range: Up to 3000 rpm

Encoder Resolution: 131072 pulses/rev (17-bit)

Brake Type: Electromagnetic holding brake

Mounting Style: Flange

Protection Class: IP65 (excluding shaft)

Compatible Drives: Mitsubishi Electric MR-J3 / MR-J4 series

Applications

The versatility and accuracy of the Mitsubishi HF-SP181MBK-S2 make it suitable for a wide range of industrial applications, including:

  • Vertical-axis Motion Systems: Ensures secure and precise movement in lifting mechanisms and gantry setups.
  • CNC Machinery and Robotics: Delivers accurate and repeatable motion for manufacturing and assembly processes.
  • Precision Positioning Equipment: Ideal for systems requiring detailed control, such as optical alignment or semiconductor fabrication.
  • Pick-and-Place and Assembly Lines: Improves efficiency and accuracy in automated material handling.
  • Load-Sensitive Automation: Critical for applications where immediate stopping and load retention are vital for safety and operational integrity.

Why Choose the HF‑SP181MBK‑S2?

Selecting the Mitsubishi HF-SP181MBK-S2 means investing in reliability, accuracy, and safety. Its high-torque performance and integrated electromagnetic brake offer peace of mind in applications where load control is paramount. The motor's stable operation and quick positioning capabilities significantly boost productivity and precision. Furthermore, its smooth integration with Mitsubishi Electric's robust MR-J3 and MR-J4 servo amplifiers guarantees straightforward setup and optimized system performance. Backed by Mitsubishi Electric's reputation for quality and endurance, this servo motor provides a trusted solution for challenging industrial settings, especially those involving vertical or gravity-loaded systems. Choose the HF-SP181MBK-S2 for superior motion control and lasting operational excellence.

Availability & Shipping

  • In stock: HF‑SP181MBK‑S2 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every HF‑SP181MBK‑S2 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Mitsubishi Electric

The integrated electromagnetic brake provides enhanced safety and stability by securely holding loads, especially crucial for vertical applications or when precise positioning must be maintained during power loss.

Machine down? We ship parts the same day.

New, surplus, and refurbished Mitsubishi Electric inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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