Shenzhen Zhixiangyuan Electronics Co., Ltd.
                                                                                                           
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Customized 60W Toroidal Transformer for Audio Amplifiers Input 230V Output 18V

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: 3-4 Weeks
Brand: ZXY
Product Description

Customized 60W Toroidal Transformer for Audio Amplifiers Input 230V Output 18V

1.Product Description

This customized 60W toroidal transformer is designed for high-performance audio amplifiers, featuring a 230V AC input and a stable 18V AC output for clean, efficient power delivery. Its high-grade silicon steel core and oxygen-free copper (OFC) windings ensure minimal energy loss (<5% regulation) and ultra-low noise (<20dB), making it ideal for Hi-Fi and professional audio systems. With ≥90% efficiency, double insulation, and a compact toroidal design, it provides reliable, vibration-free operation while reducing electromagnetic interference (EMI). Perfect for tube preamps, Class A/B amplifiers, and other sensitive audio applications demanding pristine power quality.

 

1.High-Efficiency Low-Noise Design
≥90% efficiency with <20dB hum for silent operation, minimizing interference in sensitive audio circuits.
Oxygen-free copper (OFC) windings and high-grade silicon steel core reduce losses and distortion.
 
2.Stable 18V Output for Audio Applications
Tight voltage regulation (<5% drop) ensures consistent power delivery, critical for amplifier performance.
Low no-load current (<30mA) enhances energy efficiency.
 
3.Robust & Reliable Construction
Double insulation (primary/secondary) and Class B (130°C) thermal rating for durability.
Compact toroidal design reduces EMI and mechanical vibration, ideal for Hi-Fi systems.
 
 
Function:
1. Voltage Conversion & Isolation
Converts 230V AC input to stable 18V AC output (dual/single secondary options).
Provides galvanic isolation between input/output, enhancing safety and noise rejection.
 
2. Clean Power Delivery for Audio
Low noise (<20dB): Minimizes hum/buzz in sensitive audio circuits (ideal for preamps, DACs, Class A/B amps).
Tight voltage regulation (±5%): Maintains stable output even under dynamic loads.
 
3. High-Efficiency Energy Transfer
≥90% efficiency with oxygen-free copper (OFC) windings and silicon steel core.
Low no-load current (<30mA): Reduces idle power waste.
 
4. Electromagnetic Interference (EMI) Suppression
Toroidal design inherently reduces magnetic stray fields vs. EI-core transformers.
Critical for avoiding signal degradation in high-fidelity audio systems.
 
5. Robust Thermal & Mechanical Performance
Class B (130°C) insulation: Handles sustained loads without overheating.
Vibration-resistant: Toroidal shape minimizes mechanical hum.

2.Performance Characteristics

 

Parameter Specification
Input Voltage 230V AC (50/60Hz)
Output Voltage 18V AC (Dual or Single, as required)
Rated Power 60VA (60W)
Efficiency ≥ 90%
Regulation < 5% (Low voltage drop under load)
No-Load Current < 30mA (Energy-efficient design)
Insulation Class Class B (130°C) or higher (optional)
Core Material High-grade silicon steel (Low losses)
Winding Material Oxygen-free copper (OFC)
Isolation Double insulated (Primary/Secondary)
Hum & Noise < 20dB (Silent operation)
Mounting Bolt-on or PCB mounting options
Certifications CE, RoHS compliant (Optional)
Applications Hi-Fi audio amplifiers, Preamps, etc.

3.Company Profile

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Zhixiangyuan Electronics Co., Ltd.
Location Room 202, Yingfei Haocheng Industrial Park, Guansheng 5th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen
Contact Person Chen

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