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Mitsubishi FR-D720-3.7K Variable Frequency Drive for AC motor control applications

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Mitsubishi FR-D720-3.7K

by Mitsubishi Electric

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OverviewEnhance your industrial operations with the Mitsubishi FR-D720-3.7K Variable Frequency Drive. As part of the respected FR-D700 lineup, this 3.7 kW (5 HP) inverter provides exceptional AC motor regulation. It excels in a variety of general-purpose and lighter industrial settings. Its small size conceals powerful capabilities, delivering sophisticated speed and torque features in a space-saving package. Designed with a single-phase 200V input, it suits numerous operational demands. The FR-D720-3.7K includes an integrated braking transistor, allowing for quick and secure deceleration without needing extra components. Its energy-saving functions and simple interface ensure an efficient and user-friendly experience, boosting output and cutting running costs. Discover the dependability and innovation that define Mitsubishi Electric.Key Features Series: FR-D700 – A trusted family recognized for dependability. Rated Power Output: 3.7kW (5 HP) – Ample power for diverse motor tasks. Input Voltage: Single-phase 200–240V AC – Broad compatibility with standard power sources. Output Voltage: 3-phase 200–240V AC – Supplies steady power to AC motors. Output Frequency: 0.2 to 400 Hz – Extensive frequency spectrum for flexible speed variation. Control Method: V/f and advanced magnetic flux vector control – Guarantees accurate and dynamic motor function. Braking: Integrated brake transistor – Improves stopping efficiency. Display: LED operator screen – Offers clear and intuitive feedback. Safety Feature: Integrated STO (Safe Torque Off) – Increases operational safety by preventing unexpected motor startup. Mounting: Wall or panel options – Adaptable installation to fit your space. Cooling: Fan-cooled – Maintains optimal temperatures for extended product life. Technical Specifications Model Number: FR-D720-3.7K Rated Capacity: 3.7kW (5 HP) Input Power: 1-phase 200–240V ±10% Adjustable Output Frequency: 0.2–400 Hz Overload Tolerance: 150% for 60 seconds – Built for demanding loads. Control System: V/f, V/f PG, Advanced vector – Superior control for various motor styles. Protection Level: IP20 – Guards against solid foreign objects. Operating Temperature: -10°C to 50°C – Suitable for a wide array of industrial settings. Dimensions: Approximately 150 x 100 x 140 mm – Compact footprint for space-conscious setups. Mass: Approximately 2.5 kg – Lightweight for effortless handling and installation. Certifications: CE, UL, cUL, RoHS – Ensures adherence to global standards. ApplicationsThe flexibility and robust performance of the Mitsubishi FR-D720-3.7K make it an excellent selection for a broad spectrum of industrial uses, including: Fans and Blowers: Optimizes airflow regulation in HVAC and ventilation systems. Small Conveyor Systems: Ensures smooth and precise material movement in production lines. Food Processing Machinery: Provides dependable control for various food manufacturing equipment. OEM Equipment: Integrates effortlessly into original equipment manufacturer designs. General AC Motor Speed Management: A versatile solution for motor-driven systems requiring adjustable speeds. Why Choose This Model?Compact DesignMaximizes panel space efficiency, making it perfect for installations with limited room.Simple SetupFeatures a user-friendly interface that facilitates quick and hassle-free commissioning, minimizing downtime.Reliable Motor ControlDelivers consistently efficient and stable performance, ensuring operational continuity and product quality.Built-in Brake TransistorProvides enhanced braking capabilities without the need for additional external hardware, simplifying integration and reducing costs.Energy SavingIncorporates advanced motor control algorithms that significantly reduce power consumption, contributing to lower operating expenses.Order NowReady to upgrade your operations? Add the Mitsubishi FR-D720-3.7K to your cart today and experience superior motor control.FAQWhat is the power output of the FR-D720-3.7K?This VFD delivers 3.7 kW (5 HP) of power, suitable for various motor applications.What type of input voltage does this model require?It operates on a single-phase 200–240V AC input.Does it have a braking function?Yes, it features a built-in brake transistor for rapid and safe deceleration.Is this model suitable for industrial environments?Absolutely, with an IP20 protection rating and an ambient temperature range of -10°C to 50°C, it is designed for demanding industrial settings.What are the primary benefits of using this VFD?Key benefits include its compact design, easy setup, dependable motor control, integrated braking, and energy-saving features.

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PRODUCT DETAILS

Mitsubishi FR-D720-3.7K

Overview

This is a genuine Mitsubishi Electric component from the Variable Frequency Drives 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 Variable Frequency Drives 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 Variable Frequency Drives family

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

Technical Specifications

  • Model Number: FR-D720-3.7K
  • Rated Capacity: 3.7kW (5 HP)
  • Input Power: 1-phase 200–240V ±10%
  • Adjustable Output Frequency: 0.2–400 Hz
  • Overload Tolerance: 150% for 60 seconds – Built for demanding loads.
  • Control System: V/f, V/f PG, Advanced vector – Superior control for various motor styles.
  • Protection Level: IP20 – Guards against solid foreign objects.
  • Operating Temperature: -10°C to 50°C – Suitable for a wide array of industrial settings.
  • Dimensions: Approximately 150 x 100 x 140 mm – Compact footprint for space-conscious setups.
  • Mass: Approximately 2.5 kg – Lightweight for effortless handling and installation.
  • Certifications: CE, UL, cUL, RoHS – Ensures adherence to global standards.

Applications

The flexibility and robust performance of the Mitsubishi FR-D720-3.7K make it an excellent selection for a broad spectrum of industrial uses, including:

  • Fans and Blowers: Optimizes airflow regulation in HVAC and ventilation systems.
  • Small Conveyor Systems: Ensures smooth and precise material movement in production lines.
  • Food Processing Machinery: Provides dependable control for various food manufacturing equipment.
  • OEM Equipment: Integrates effortlessly into original equipment manufacturer designs.
  • General AC Motor Speed Management: A versatile solution for motor-driven systems requiring adjustable speeds.

Why Choose the FR-D720-3.7K?

Compact Design

Maximizes panel space efficiency, making it perfect for installations with limited room.

Simple Setup

Features a user-friendly interface that facilitates quick and hassle-free commissioning, minimizing downtime.

Reliable Motor Control

Delivers consistently efficient and stable performance, ensuring operational continuity and product quality.

Built-in Brake Transistor

Provides enhanced braking capabilities without the need for additional external hardware, simplifying integration and reducing costs.

Energy Saving

Incorporates advanced motor control algorithms that significantly reduce power consumption, contributing to lower operating expenses.

Availability & Shipping

  • In stock: FR-D720-3.7K 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 FR-D720-3.7K ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Mitsubishi Electric

This VFD delivers 3.7 kW (5 HP) of power, suitable for various motor applications.

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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