Mitsubishi Electric

Mitsubishi Electric FR-D720-3.7K FR-D700 Inverter

SKU FR-D720-3.7K

In stock
  • 12-month warranty
  • Free returns within 30 days
  • Manufacturer: Mitsubishi Electric

  • Product No.: FR-D720-3.7K

  • Country of origin:United States

  • Product Type: Variable Frequency Drives

  • Payment: T/T, Western Union

  • Weight: 1800g

  • Shipping port: Xiamen

  • Warranty: 12 months

Description

Efficient motor speed control in compact industrial layouts is achieved using the FR-D720-3.7K, a high-performance variable frequency drive (VFD) from the trusted Mitsubishi Electric FR-D700 series. Engineered to regulate three-phase induction motors up to 3.7 kW, this micro-drive combines advanced magnetic flux vector control with a user-friendly digital dial interface. The unit is designed to optimize energy consumption, enhance torque performance at low speeds, and fit seamlessly into standard control panels where space is at a premium.

Features

  • Advanced magnetic flux vector control ensures reliable starting torque and stable low-speed operation.
  • Integrated digital dial allows rapid parameter adjustment, monitoring, and troubleshooting.
  • Spring clamp control terminals provide secure, maintenance-free, and vibration-resistant wiring.
  • Built-in Modbus-RTU communication protocol via the physical RJ45 interface.
  • Forced air cooling system maintains safe operating temperatures under continuous load conditions.
  • Compact physical footprint ideal for side-by-side DIN rail or panel mounting.

Applications

  • Conveyor systems and material handling machinery.
  • Industrial fans, blowers, and exhaust systems.
  • Centrifugal and positive displacement pumps.
  • Packaging machines and small process automation equipment.
  • Machine tool spindles and woodworking machinery.

Technical Specifications

Manufacturer Mitsubishi Electric
Model / Part Number FR-D720-3.7K
Series FR-D700
Applicable Motor Capacity 3.7 kW
Rated Output Capacity 6.6 kVA
Rated Output Current 16.5 A
Overload Current Rating 150% for 60 seconds, 200% for 0.5 seconds (inverse-time characteristics)
Rated Output Voltage Three-phase 200 to 240 V
Rated Input AC Voltage / Frequency Three-phase 200 to 240 V, 50Hz / 60Hz
Permissible AC Voltage Fluctuation 170 to 264 V, 50Hz / 60Hz
Permissible Frequency Fluctuation +/-5%
Power Supply Capacity 9.0 kVA
Protective Structure (JEM1030) Enclosed type (IP20)
Cooling System Forced air cooling
Regenerative Braking Torque 20%
Weight 1.8 kg

Installation Guidelines

  • Mount the inverter vertically on a flat, non-vibrating surface or standard DIN rail.
  • Ensure adequate clearance around the cooling vents to facilitate proper heat dissipation from the forced air system.
  • Connect the ground terminal securely to prevent electrical noise and ensure operator safety.
  • Use shielded cables for control and power wiring to comply with electromagnetic compatibility (EMC) standards.
  • Verify that the input power supply voltage aligns with the rated 200 to 240 V range before energizing the unit.

FAQ

What is the maximum motor capacity supported by the FR-D720-3.7K?

The FR-D720-3.7K is rated for three-phase induction motors with an applicable capacity of up to 3.7 kW.

What is the overload capacity of this variable frequency drive?

The drive features an overload current rating of 150% for 60 seconds and 200% for 0.5 seconds, operating on inverse-time characteristics.

What cooling method does the FR-D720-3.7K use?

The unit utilizes an integrated forced air cooling system to manage thermal dissipation during continuous operation.

What is the environmental protection rating of this inverter?

The FR-D720-3.7K has an IP20 protective structure rating (enclosed type) under JEM1030 standards.

View all FAQs →

Quantity
Shipping & Returns

Global Express Shipping

  • Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our technical warranty.
Reviews
1 of 1
Only 10 item(s) left in stock
Quantity
View full details

Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
United States

Technical knowledge

Allen-Bradley 1771-IG: TTL Logic and 5 V Wiring Checks

Check 1771-IG TTL HIGH/LOW logic thresholds, field supply ripple and 1771-WC wiring before replacing an input module.

AKS 33 vs AKS 3000: Checks Before Replacing a Pressure Transmitter

A field checklist for distinguishing Danfoss 060G2105, 060G1323 and 060G2109 by pressure range, fitting, loop signal and controller scaling.

Diagnosing DeltaV SE5009 Power Problems Before Replacement

A field checklist for separating 24 VDC input, carrier bus, output derating and alarm-contact faults before replacing an Emerson SE5009.

Commissioning Quantum Inputs with the 140XSM00200 Simulator

A controlled commissioning method for using the 140XSM00200 simulator to verify Modicon Quantum input mapping and interlocks before reconnecting field wiring.

Commissioning PLX32-EIP-MBTCP: Subnets, Registers, and RPI

A commissioning checklist for the ProSoft PLX32-EIP-MBTCP covering subnet separation, register contracts, EtherNet/IP timing, failure tests and replacement records.

Diagnosing IC693MDL916 Relay Outputs Before Module Replacement

A field checklist for IC693MDL916 relay commands, terminal blocks, load current, switching rate and contact-side measurements.