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EI76 Low Frequency Single Phase Control Transformer Custom AC Power Converter

EI76 Low Frequency Single Phase Control Transformer Custom AC Power Converter

EI76 Low Frequency Single Phase Control Transformer Custom AC Power Converter
EI76 Low Frequency Single Phase Control Transformer Custom AC Power Converter
Categories Control Transformer
Certification: UL/cUL Class B/F/H, VDE, CQC
Insulation Class & Thermal Rating: Class B (130°C) / Class F (155°C) / Class H (180°C)
Model Number: EI76
Primary & Secondary Voltage: Primary: 220V/380V/440V AC
MOQ: 10PCS
Delivery Time: 15-22 wark days
Temperature Rise Limit: < 65K @ Full Load (Class B)
Payment Terms: T/T
Acoustic Noise Level: < 35 dB @ 1m (Full Load)
Price: $50 - 80/ Piece,1000-10000pcs
Core & Winding Material: High-Permeability Silicon Steel / 100% Pure Copper
Supply Ability: 5000 pcs per day
Process & Protection Rating: Vacuum Pressure Impregnation (VPI) / Class IP00-IP20
Brand Name: CHIPSEN
Rated Capacity / Power: 50VA - 250VA
Packaging Details: Small transformers: blister tray packaging + export cartons; Large transformers packed on wooden pallets. Custom packaging available upon request.
Place of Origin: China
Dielectric Strength / Hi-Pot: 3500V AC, 50Hz, 1 min (Leakage < 5mA)
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Company Info.
Dongguan Chipsen Electronics Technology Co., Ltd.
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EI76 Low Frequency Single Phase Control Transformer Custom AC Power Converter

EI76 Low Frequency Single Phase Control Transformer Custom AC Power Converter
Product Overview

The EI76 Low-Frequency Control Transformer is engineered for continuous, high-efficiency power conversion and stable voltage control in demanding industrial and commercial environments. Built with low-loss silicon steel laminations and premium copper windings, it minimizes energy loss, operational noise, and thermal buildup. Highly customizable across primary/secondary voltage ranges and pin configurations, the EI76 provides reliable power regulation tailored to your exact application requirements.

Application IndustryPrimary Voltage (Input)Secondary Voltage (Output)Rated Power (VA)Insulation Class
Industrial Automation & PLC Control Cabinets220V / 380V / 415V
(50/60Hz)		24VAC (Single/Dual Taps)60VA - 100VAClass B (130°C) / Class F (155°C)
CNC Machinery & Metal Processing Tools220V / 380V / 440V110VAC / 24VAC100VA - 150VAClass F (155°C) / Class H (180°C)
Medical & Laboratory Instruments110V / 120V / 230V12VAC / 24VAC / 100VAC50VA - 100VAClass B (130°C)
Commercial HVAC & Climate Systems120V / 208V / 240V / 480V24VAC (Class 2 Control)50VA - 75VAClass B (130°C)
Access Control & Security Systems110V / 220V12VAC / 24VAC / 36VAC50VA - 80VAClass B (130°C)
Key Features
  • High Efficiency & Low Temperature Rise: Superior magnetic circuit design minimizes no-load loss, keeping operating temperatures low during long-term continuous operation.
  • Low Noise & Low EMI: Precision lamination stacking and optimized vacuum varnish impregnation ensure quiet performance and negligible electromagnetic interference.
  • Flexible Customization: Supports tailored primary and secondary voltage configurations (e.g., Class B/F/H insulation options) to match worldwide power grids and OEM design specs.
  • Durable Construction: Robust mechanical structure built with flame-retardant, high-insulation materials for enhanced safety and long service life in tough operational settings.
Typical Applications
  • Industrial & Machine Control: CNC equipment, automation control panels, power distribution systems, and industrial relays.
  • Home Appliances & HVAC: Heating, ventilation, air conditioning control boards, and heavy-duty white goods.
  • Medical & Communication: Stable low-frequency isolation power supply for medical devices, security monitoring systems, and telecom gear.
  • Power & Energy Storage: Solar inverters, energy storage system control circuits, and EV charging control units.
Our Advantages
Product Advantages
  • Global Safety & Compliance: Built to meet international standards with available certifications including UL/cUL (Class B/F/H), VDE, CB, CE, CQC, RoHS, and REACH compliance.
  • Strict Quality Assurance: 100% full inspection on automated testing systems (impulse winding, turn ratio, insulation withstand voltage) to guarantee zero-defect shipment.
  • Proven Thermal Stability: Certified insulation system options ensure long-term, safe operation under high-temperature working conditions.
Company Advantages
  • 15+ Years Industry OEM/ODM Expertise: Founded in 2007 as a National High-Tech Enterprise specializing in magnetic components and transformers.
  • Automated Scaled Manufacturing: Supported by three major production bases (Dongguan, Nanchang, and Vietnam) equipped with fully automated winding, soldering, and testing machinery.
  • Certified Quality Management: Operates under strict ISO9001, ISO14001, and IATF16949 automotive-grade quality management systems.
  • 35+ Patents & Strong R&D: In-house R&D lab with Agilent impedance analyzers and environmental reliability testing equipment.
EI76 Low Frequency Control Transformer product view showing construction and design details EI76 Transformer technical specifications and application diagram
Product Tags:

EI76 single phase control transformer

  

Low Frequency single phase control transformer

  

Custom single phase transformer

  
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EI76 Low Frequency Single Phase Control Transformer Custom AC Power Converter

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