2.5kW Bidirectional Inverter Power Supply Module

High-Efficiency Digital AC/DC + DC/AC Energy Conversion Core for OEM Applications

2.5kW Bidirectional Inverter Power Supply Module

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Power Conversion Made Smarter — Compact, Reliable, Bidirectional.

The 2.5 kW Bidirectional Inverter Power Module is a digital AC/DC and DC/AC power conversion core designed for high-efficiency energy transfer between grid and battery systems.
With fully digital control, high-performance SiC/IGBT devices, and advanced protection design, it enables bidirectional power flow between AC 90–264 V and AC 110/220 V, supporting charging and inverter operation in one compact module.
Ideal for solar hybrid inverters, mobile energy storage, UPS backup systems, and bidirectional charger applications — this module is your core solution for intelligent power conversion.

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
• Input Voltage: AC 90 – 264 V (single-phase), compatible with global grid and generator power
• Output Voltage: AC 110 V / 220 V ± 2 %, supporting inverter and charging modes
• Topology: Full-bridge AC/DC + bidirectional DC/DC soft-switching architecture
• Digital Control: ARM Cortex-based controller with <2 ms current-loop response
• Efficiency: 95 % typical, 96 % peak; Power Factor > 0.98 (full load)
• Low Harmonic Distortion: THD < 5 %, compliant with EN 61000-3-2 Class A
• Communication: Wi-Fi monitoring + RS-485 (Modbus RTU) isolated communication
• Comprehensive Protection: Input over/undervoltage, output overcurrent, short-circuit, and over-temperature
• Cooling: Natural convection; can be integrated with external air or liquid cooling systems
• Compact Modular Design: Ideal for integration into inverter, charger, or ESS main power stages

Why Choose Our Product
✅ Proven Reliability: Designed and tested for industrial-grade performance with long MTBF and high environmental tolerance.
✅ OEM-Ready Integration: Modular design simplifies your inverter or charger architecture.
✅ High Power Density: Compact form factor saves valuable system space while maintaining thermal stability.
✅ Smart Communication: Wi-Fi + RS-485 (Modbus RTU) ensure flexible monitoring and remote control.
✅ Global Compatibility: Wide AC input range (90–264 V) supports worldwide deployment.
✅ Advanced Digital Control: Stable operation under dynamic load conditions with sub-2 ms current-loop response.
✅ Customizable OEM Options: Firmware, interface, and mechanical design can be tailored to your system needs.

Get a Quote or OEM Service
Looking for a reliable bidirectional inverter power core for your solar, UPS, or energy storage systems?
Our 2.5 kW Bidirectional Inverter Power Module provides the perfect balance between performance, size, and cost — ready for OEM customization, system integration, or mass production.
📩 Contact us today to discuss your project needs or request detailed technical support.
Our engineering team will help you integrate the most efficient power conversion module into your design.

Specs


Category	Parameter	Typical Value / Description
Input Characteristics (AC→DC Mode)	Input Voltage Range	AC 90 – 264 V (single-phase)
		Frequency Range	45 – 65 Hz
		Rated Input Power	2.5 kW (continuous)
		Peak Power	3.0 kW (5 s)
		Power Factor	> 0.98 (full load)
		Efficiency (Typical)	95 % (at rated load)
Output Characteristics (AC→DC Mode)	Output Voltage	DC 380 – 420 V adjustable
		Rated Current	6.5 A (continuous)
		Output Ripple	< 200 mV p-p (20 MHz bandwidth)
Inverter Characteristics (DC→AC Mode)	Input Voltage Range	DC 360 – 420 V
		Output Voltage	AC 220 V ± 2 % / AC 110 V ± 2 %
		Frequency Range	50 / 60 Hz ± 0.1 %
		Rated Output Power	2.5 kW (continuous), 3.0 kW (5 s peak)
		Efficiency (Typical)	93%
Protection Functions	Input UV / OV	85 V / 280 V shutdown
		Output Overcurrent Protection	120 % × 60 s shutdown
		Short-Circuit Protection	Hardware protection < 1 ms
		IGBT Over-Temperature Protection	85 °C derating, 95 °C shutdown
Communication & Control	Communication Interface	Wi-Fi host / RS-485 (Modbus RTU)
Communication & Control		Control Algorithm	Fully digital current and voltage control loops
Environmental Characteristics	Operating Temperature	−20 °C ~ +60 °C (derating above 60 °C)
		Operating Humidity	5 % ~ 95 % RH (non-condensing)
		Protection Level	Board-level IP20 (recommended system ≥ IP54)
		Dimensions	Approx. 150 × 100 × 35 mm
		Weight	Approx. 0.85 kg
Reliability & Compliance	MTBF	> 50 000 h (@ 40 °C)
Reliability & Compliance		Recommended Certifications	CE / RoHS / EN 61000-6-2 / EN 55032 Class B

Download full datasheet (PDF)

Applications

Applications
– Mobile Energy Storage Systems – Portable or vehicle-based power supply systems
– PV Hybrid Inverters / Solar Power Systems – Off-grid and grid-tied power conversion
– UPS and Backup Power Systems – High-efficiency AC-DC conversion for reliable backup
– Bidirectional Charging / Energy Recovery Systems – For renewable and industrial energy regeneration
– Distributed Microgrid Power Units – Modular integration into smart grid applications

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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）

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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.