Product Overview

Defon Electronics manufactures high-quality industrial control transformers designed to provide stable and safe voltage for industrial control circuits, automation systems, and machinery equipment.

Our EI laminated control transformers are engineered to handle inrush currents, voltage fluctuations, and continuous operation in demanding industrial environments. They ensure reliable power supply to control panels, relays, contactors, sensors, and PLC systems.

Available in a wide VA range, our control transformers can be fully customized to meet different industrial standards, voltage requirements, and installation structures.

Key Features

  • Designed for industrial control circuit applications
  • High inrush current handling capability
  • EI laminated core for stable performance
  • Reliable voltage regulation under load
  • Strong insulation and safety design
  • Compact structure for control panel installation
  • Multiple VA ratings available
  • OEM / ODM customization supported
  • Long service life in industrial environments
  • RoHS compliant materials available

Applications

Industrial control transformers are widely used in:

Automation Systems

  • PLC control panels
  • Factory automation systems
  • Machine control units
  • Production line equipment

Industrial Machinery

  • CNC machines
  • Packaging machines
  • Textile machinery
  • Injection molding machines

Electrical Control Panels

  • Relay control circuits
  • Contactor control systems
  • Motor control centers (MCC)
  • Distribution control boards

Building & Infrastructure

  • HVAC control systems
  • Elevator control systems
  • Pump control systems
  • Security and access control

General Industrial Equipment

  • Instrumentation systems
  • Signal control circuits
  • Power distribution control
  • Industrial monitoring systems

Electrical Performance

  • Stable output for sensitive control circuits
  • High inrush current withstand capability
  • Low temperature rise under continuous operation
  • High dielectric strength insulation system
  • Reduced electrical noise and interference
  • Reliable performance in harsh industrial environments

Customization Options

We support full OEM/ODM customization:

  • Input voltage: 110V / 220V / 230V / 240V / 277V
  • Output voltage: control circuit standard voltages (12V / 24V / 48V / etc.)
  • Power rating: customized VA range
  • Frequency: 50Hz / 60Hz
  • Insulation class: B / F / H
  • Mounting type: PCB / chassis / DIN rail options
  • Terminal / screw / lead wire design
  • Enclosure: open frame or enclosed type
  • Safety certifications: UL / CE / ETL options
  • Private labeling for OEM customers

Why Defon Electronics

Defon Electronics is a professional manufacturer of industrial control EI transformers, serving global automation and electrical control industries.

  • Strong engineering customization capability
  • Stable mass production quality control
  • Fast prototype development support
  • Competitive factory pricing
  • Experience in industrial OEM projects worldwide
  • Reliable long-term supply capability

We support both prototype development and large-scale industrial production.