The ABB 3BHB003689 is an authentic, industrial-grade original industrial power unit designed for ABB industrial automation, medium voltage drive and power control systems. As a core integrated power supply and signal regulation component, it delivers stable power distribution, efficient EMI filtering, precise signal conditioning and system auxiliary protection for industrial control equipment. Built with ABB’s mature industrial power electronic technology, this unit features stable output performance, low electromagnetic interference and strong environmental adaptability. It serves as a standard replacement and maintenance spare part for aging power units in DCS systems and medium voltage drive units. All products are 100% new and original, in sufficient stock to support fast global delivery.

Key Features

• Stable Industrial Power Output Specially optimized for continuous industrial operation, the 3BHB003689 power unit provides consistent and clean power supply for drive control boards, signal acquisition modules and auxiliary control units. It eliminates voltage fluctuation and power jitter, ensuring the stable operation of the entire automation system.
• Built-In EMI Filtering & Anti-Interference Integrated high-performance electromagnetic filtering circuit to suppress industrial high-frequency noise, static interference and grid harmonic signals. It effectively improves power quality and enhances system anti-interference capability in complex electromagnetic industrial environments.
• Integrated Multi-Function Protection Equipped with internal overvoltage, overcurrent, short-circuit and overload protection mechanisms. It can quickly cut off abnormal power supply loops during faults, effectively protecting rear-end control modules and precision equipment from burnout damage.
• High Compatibility with ABB Ecosystem Perfectly compatible with ABB 800xA DCS platforms, medium voltage drive systems and industrial power control units. It supports plug-and-play installation without complicated configuration or program modification, greatly simplifying on-site maintenance and system debugging.
• Industrial-Grade Harsh Environment Resistance Manufactured in accordance with strict ABB industrial production and aging test standards. It features excellent vibration resistance, temperature stability and dust resistance, adapting to 24/7 uninterrupted operation in power, chemical, metallurgy and other heavy industrial scenarios.
• Compact & Reliable Structure Adopts integrated compact modular design with precise internal circuit layout. It saves cabinet installation space, boasts low power consumption and ultra-low failure rate, and maintains long-term stable working performance.

Technical Specifications

Model	3BHB003689
Product Type	Original Industrial Power Supply & Filter Unit
Core Function	Stable Power Supply, EMI Filtering, Signal Regulation, System Protection
Rated Working Voltage	220V AC Industrial Standard
Applicable Systems	ABB 800xA DCS, Medium Voltage Drive & Industrial Control Systems
Industrial Grade	Heavy-Duty Full Industrial Grade
Operating Temperature	0°C ~ +55°C
Storage Temperature	-40°C ~ +70°C
Product Condition	100% New & Original, In Stock
Origin	Europe
Warranty	12 Months

Product Advantages

• Ultra-Stable System Power Support Original ABB industrial power unit delivers pure and stable power output, effectively avoiding system operation faults, signal disorder and equipment shutdown caused by power instability. It ensures continuous and reliable operation of core industrial control systems.
• Excellent Electromagnetic Compatibility Built-in high-efficiency filtering design suppresses grid noise and electromagnetic interference, improving the overall anti-interference ability of the automation system. It guarantees accurate signal acquisition and precise control of on-site equipment.
• High Safety & Fault Tolerance Multiple built-in electrical protection functions effectively isolate and cut off various electrical faults, protecting high-value control modules and drive equipment. It greatly reduces system failure risks and improves industrial production safety.
• Cost-Effective Maintenance & Fast Delivery Standard original specification ensures perfect compatibility with ABB mainstream equipment. In-stock supply supports fast shipment and on-site one-click replacement, minimizing enterprise equipment downtime and long-term maintenance costs.

Applications

The ABB 3BHB003689 original industrial power unit is widely used in industrial automation and heavy-duty power scenarios, including thermal power generation, petrochemical industry, metallurgical production, mine equipment, large-scale water pump and fan drive systems, and DCS process control systems. It is an indispensable core power auxiliary component for daily operation, fault maintenance and system upgrading of ABB industrial control and medium voltage drive equipment.