3 KW Single-Phase Digital PFC Front-end Rectifier Module

High-Power-Factor AC-DC Conversion for Motor Drives and HVAC Systems

3 KW Single-Phase Digital PFC Front-end Rectifier Module

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3 kW Single-Phase Digital PFC Front-End Rectifier Module

The 3 kW Single-Phase Digital PFC Module is a high-efficiency active rectifier designed to convert AC 90 – 264 V into a stable DC 400 V bus.
Using bridgeless Totem-Pole PFC topology with GaN / SiC devices, it achieves up to 98 % efficiency and PF > 0.99, delivering ultra-clean power for industrial motor drives, HVAC compressors, and energy-storage systems.

DatasheetGet A Quotation

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Trust

Core Certification

Our Customer

Customer Testimonial

German Pool Heat Pump

PFC + Driver Board Case

“Hunovate supplied the complete PFC power and drive solution for our high-end pool heat pump. The sensorless FOC drive enabled ultra-quiet, smooth pump operation, and the high-efficiency PFC delivered excellent EMC performance—allowing us to pass stringent EU regulatory certification on the first submission.”

U.S. Premium Air Conditioner

PFC + Driver Board Case

“Our high-end AC program required exceptional energy efficiency and low acoustic performance. Hunovate’s high-efficiency PFC and FOC drive solution delivered jointly optimized results—achieving leading system-level efficiency while reducing operating noise to a remarkably low level that meets our flagship-grade requirements.”

Welling Motor

Driver Board Case

“As a motor manufacturer, precise drive matching is critical for us. Leveraging its Golden Sample Library, Hunovate quickly identified the optimal parameters, and the customized FOC algorithm fully brought out our motor’s performance. Their rapid response and results exceeded our expectations.”

HILTI Concrete Vibrator

PFC + Driver Board Case

“HILTI equipment demands exceptional reliability. Hunovate’s high-power PFC supply provided a stable power foundation, while the driver board’s algorithms—optimized for impulsive loads—enabled the system to pass rigorous shock and endurance testing, demonstrating outstanding industrial-grade reliability.”

U.K. Lawn Mower

Driver Board Case

“Our commercial high-power lawn mower operates under highly dynamic load conditions. Hunovate’s driver board, with its outstanding torque control and dynamic load handling, ensured consistent power and efficiency across all scenarios. Their professionalism and delivery speed from design to mass production were impressive.”

BLDC Motor Functional Run Test Device for AIP

Driver Board Case

“This BLDC Motor Drive-Based Functional Test Device is integrated as a core module in our standard motor testing system. Its one-button operation enables non-specialist operators to perform accurate tests, while the stable FOC algorithm reliably detects acoustic anomalies and related faults—together providing an efficient, reliable, and standardized testing solution for automated production lines.”

Benefits

Core Technologies

• Bridgeless Totem-Pole PFC Topology — ultra-high efficiency and low THD (< 3 %).
• Digital DSP Control — fast current-loop response < 2 ms, stable bus regulation.
• GaN / SiC Power Devices — higher switching speed, lower loss, smaller size.
• Universal Input AC 90 – 264 V — worldwide grid compatibility.
• Smart Communication: Wi-Fi / RS-485 (Modbus RTU) / TTL.
• Comprehensive Protections: OVP, UVP, OCP, OTP, SCP, overload.
• Optional Bidirectional Power Flow (DC ↔ AC) for regenerative energy feedback.

Why Choose Our 3 kW PFC Module
✅ Compact design: 200 × 150 × 40 mm footprint for easy OEM integration.
✅ Energy savings: 97 – 98 % conversion efficiency reduces heat and power loss.
✅ Flexible cooling options: air or liquid cooling for different system layouts.
✅ OEM-ready: easily customized bus voltage, interface, and thermal design.
✅ Industrial-grade reliability: MTBF > 150 000 h, proven in continuous operation.
✅ Perfect for HVAC, industrial automation and ESS manufacturers seeking high-power-factor front-end solutions.

Get a Quote or OEM Service
Partner with an experienced PFC and motor-drive solution manufacturer.
Contact us for datasheets, pricing, samples, or OEM/ODM customization of your AC-DC front-end power modules.
👉 Email us today to discuss your motor drive, HVAC or energy storage project!

Specs


Category	Parameter	Specification / Description
AC → DC (PFC Mode)	Input Voltage Range	AC 90 – 264 V (single-phase)
		Frequency Range	47 – 63 Hz
		Rated Input Power	3.0 kW
		Power Factor	> 0.99 (@ 230 V full load)
		Efficiency (Typ.)	97 % (@ 230 V, 50 % load)
		Total Harmonic Distortion	< 3 % (Compliant with EN 61000-3-2 Class A)
		Output Voltage	DC 400 V ± 1 %
		Output Current	7.5 A continuous, 8.5 A peak / 10 s
DC → AC (Inverter Mode, Optional)	Input Voltage Range	DC 360 – 430 V
		Rated Power	3.0 kW continuous, 3.3 kW peak / 10 s
		Output Voltage	AC 220 V ± 2 %
		Output Frequency	50 / 60 Hz ± 0.1 %
		Efficiency	94 % (typical)
		THD	< 3 % (linear load)
Protection Functions	AC UVP / OVP	Trip at 85 V / 280 V
		DC UVP / OVP	Trip at 350 V / 450 V
		Over-current	110 % limiting → 120 % × 60 s shutdown
		Short-circuit	Hardware fast shutdown < 1 ms
		Over-temperature	Derating at 85 °C / shutdown at 95 °C
Control & Communication	Interface	Wi-Fi, RS-485 (Modbus RTU), TTL
Control & Communication		Control Algorithm	Dual-loop digital PFC control, current-loop < 10 ms
Mechanical & Environmental	Operating Temperature	−20 °C ~ +50 °C (derate > 50 °C to 70 °C)
		Protection Level	Board IP20 / System recommended IP54
		Dimensions	200 × 150 × 40 mm
		Weight	≈ 1.2 kg
		MTBF	> 150 000 h (@ 25 °C)
Compliance & Safety	Safety	IEC 62368-1 / UL 62368-1
		EMC	EN 61000-6-2 / 6-4, EN 55032 Class B
		Environmental	RoHS / REACH compliant

Download full datasheet (PDF)

Applications

Applications

– Single-phase high-power motor drives, servo systems, and VFDs
– HVAC and heat-pump AC-DC front-end converters
– Photovoltaic / energy-storage inverter systems (ESS front-end)
– UPS systems and industrial control power supplies
– Industrial test power supplies and digital-power training platforms

App hvacr dubai mall air conditioning cluster, uae Heat pump system solution

App power tesla california storage project, usa Power electronics solution

Form

MOQ：500-1000 pcs or Negotiable
Lead time：3–5 weeks for custom tuning
OEM/ODM：Yes
Engineering support：Yes（schematic review + parameter tuning）

Please fill out the form below with your details and inquiry. One of our representatives will get back to you within 24h.

About

Manufacturing

A national high-tech enterprise specializing in the research, development, production, and sale of smart motor driver & controllers.

R&D Experience

20+

Years

Total Employee

300+

Person

Area

12,000+

m²

Annual Capacity

10,000,000+

PCS

Production Workshop

Dedicated Smart Motor Driver & Controller Manufacturing Base

Step into our core production zone. Equipped with specialized SMT Clean Rooms and DIP Assembly Workshops, stringent environmental controls and standardized operating procedures ensure the stable output of over 10 million smart controller units annually and maintain consistent foundational quality.

DIP Assembly Workshop

Automation Line 2

Automation Line 1

SMT Clean Room 1

SMT Clean Room 2

Tablet Production Line

Our Partner

Backed by over 20 years of experience from our sister company "Ghonestar Technology" in distributing key electronic components—including MCUs, MOSFETs, IGBTs, IPMs, sensors, and optocouplers—Hunovate has built a resilient supply chain that connects leading international brands with high-quality domestic manufacturers. Through this dual-track procurement strategy, we maintain multiple qualified options for critical components, secure competitive pricing, and gain direct access to manufacturer-level technical support, ensuring high reliability and continuous innovation across our solutions.