7.5 hp Single Phase DC Reactor, 15A

SKU: PH-DCR-7B5

$128.92

● 7.5hp DC reactor for VFD, rated current of 15A, IP00 protection rating. ● Voltage 220V/380V/400V customizable, resistance 2.125mH. ● Single-phase structure, copper/aluminum material optional. ● Suppresses current ripple, reduces harmonics, and limits inrush current.

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Overview
Specs
Application
FAQ
Reviews

Overview

DC reactor for inverter with capacity 5.5 kW (7.5 hp), 220V/380V/400V selectable, rated current 15A. Compact size, low power consumption, and low noise. The DC link reactor effectively smooths current and suppresses harmonics, widely used in VFD DC buses, photovoltaic inverters, energy storage systems, and industrial DC power supplies.

Feature

Effectively smooths current and reduces current fluctuations.
Suppresses harmonic propagation to the grid side, reducing electromagnetic interference.
Reduces voltage and current harmonics in DC lines.
Limits current in the rectifier during line short circuits.
Reduces ripple factor.

Details

Cold rolled silicon steel sheet
Iron core wire cover
Tinned copper terminal

7.5 hp DC Reactor Size

Size

Specs

Model	DCL-15
Phase	1 Phase
Power Adapter	5.5 kW (7.5 hp)
VFD Voltage Adapter	220V-1200V (Contact us for other voltages)
Rated Current	15A
Inductance	2.125mH
Insulation Grade	F.H
Dimension	96125110mm (LWH)
Mounting Dimension	80*70mm
Electric Strength	Iron core-winding 3000VAC/50Hz/10mA/60s no arcing no breakdown
Insulation Resistance	iron core-winding 1000VDC, insulation resistance ≥100MV
Noise of Reactor	Less than 35dB (measured from 1 meter away in horizon from reactor)
Degree of Protection	IP00
Degree of Insulation	> Class F
Weight	3kg

Application

Power Grid

Transportation

Industrial Equipment

Commerce

FAQ

Q1: Can DC reactors protect inverters?

Yes. DC reactors are typically installed on the DC side (DC link) of frequency converters or inverters. They effectively suppress current surges, limit inrush current, and reduce harmonic content in the DC bus. When the power grid fluctuates or the load changes abruptly, DC reactor for inverter can reduce the stress on the rectifier bridge and filter capacitors, thereby extending the lifespan of key components inside the inverter and improving system stability and reliability.

Q2: Can DC reactors improve system efficiency?

To a certain extent, yes. DC link chokes smooth DC current, reduce ripple and harmonic losses, making the system more stable and reducing unnecessary energy loss. They can also improve the power factor and reduce additional losses caused by harmonics. However, it should be noted that DC link reactors themselves also have a small amount of copper and iron losses; therefore, the efficiency improvement is mainly reflected in the overall system optimization, rather than the direct efficiency gain of a single device.

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From: Volker | Date: 8/26/2026 4:00 AM

Solid DC Reactor for My VFD

I installed this 15A single-phase DC reactor on my 7.5hp VFD and have had no issues so far. It helped smooth the current and reduce harmonics. The silicon steel core feels well made, and the mounting holes lined up without any hassle. It runs pretty quiet and feels like a good fit for my setup. Happy with it so far.