50-0-50V Toroidal Transformer, 1000VA/1500VA/2000VA

SKU: PH-TT-1000

$388.99

● Available in 1000VA/1500VA/2000VA, with 120V AC input and 50Hz/60Hz operation for high-power applications. ● 2x50V secondary output with 83.33A each winding supports demanding industrial and audio systems. ● Copper winding and toroidal core ensure stable power delivery with 90%–96% efficiency. ● Custom voltage options such as 110V / 220V / 230V / 240V input and 12V to 2x50V output are available on request.

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Overview
Specs
Application
FAQ
Reviews

Overview

Single-phase toroidal transformer with 120V AC primary and 2x24V AC secondary output. Designed for 50Hz/60Hz operation, the unit uses copper windings and a toroidal core structure to achieve 90%–96% efficiency, low no-load loss (<1.08W), and reduced electromagnetic radiation. Electrical insulation performance includes DC2500V dielectric strength and insulation resistance ≥500MΩ. Suitable for applications requiring compact size, low noise, and stable output characteristics.

Feature

High Efficiency: Optimized winding and core alignment support efficient and dependable power conversion.
Long Lifespan: Quality materials and refined manufacturing processes help ensure long-lasting performance.
Quiet Running: Evenly wound coils and a seamless core design help reduce operating sound.
Low EMI: The toroidal structure helps limit electromagnetic radiation and external interference.
Low Temperature Rise: Designed to maintain a temperature rise below 70℃ even at 120% load.

Details

Stable PET Film Insulation: PET insulation material helps ensure safe operation and consistent electrical performance.
Integrated Protective Design: Toroidal transformer supports safer use and improves overall transformer durability.
Enameled Copper Wire Winding: Offers strong insulation, good conductivity, and reliable performance under load.
Smooth High-Flux Core: Reduces vibration and interference while improving operating efficiency.

Toroidal Transformer Accessories

Toroidal transformer accessories

Toroidal Transformer Internal Structure

Toroidal transformer internal structure

Wiring Instructions

Without Baseplate Installation

A Pedestal Installation

Specs

Phase	Single phase
Power	1000VA (1000W), 1500VA (1500W), 2000VA (2000W)
Primary Voltage	240V AC (Optional: 110V, 120V, 220V, 230V, 240V)
Secondary Voltage	2x30V (30-0-30) (Optional: 12V, 24V, 48V, 110V, 220V, 2x6V, 2x12V, 2x15V, 2x24V, 2x30V, 2x35V, 2x40V, 2x50V, can be customized)
Secondary Current	33.3A(1000VA), 62.5A each winding(1500VA), 166.67A(2000VA)
No. of Inputs	1 input
No. of Outputs	2 outputs, 4-wire (1 output is available)
No. of Outputs	Note: For the transformer with 2 outputs 4-wire, each output provides the same voltage and current level, the sum of 2 output power capacities is equal to the total capacity.
Frequency	50Hz/60Hz
Winding Material	Copper Wire
Coil Structure	Toroidal
Efficiency	90%-96%
No-load Loss	<5.23W(1000VA/1500VA), <5.75W(2000VA)
Voltage Strength	DC2500V
Insulation Impedance	≥500MΩ
Cooling Method	Natural air cooling
Temperature	+40℃
Certification	CE, RoHS, ISO
Warranty	12 months
External Diameter	161mm(1000VA), 196mm(1500VA), 207mm(2000VA)
Height	78mm(1000VA), 80mm(1500VA), 65mm(2000VA)
Pedestal	160160mm(1000VA), 170170mm(1500VA), 210*210mm(2000VA)
Mounting Hole Distance	150150mm(1000VA/1500VA), 200200mm(2000VA)
Weight	9kg(1000VA), 13kg(1500VA), 16kg(2000VA)
Package Included	1Toroidal transformer + 1Accesorries sets (Nut, Shim, Metal disk, Rubber gasket, Pedestal, Screw)

Application

PLC Support Circuits

DIY Electronic Projects

Electronic Testing Instruments

Monitoring Equipment

FAQ

Q1: How is a toroidal transformer different from an EI transformer?

A toroidal transformer uses a ring-shaped core with windings spread evenly around it, while an EI transformer uses stacked E and I laminations. In practice, toroids are usually smaller, lighter, more efficient, and produce lower stray magnetic fields than comparable EI designs.

Q2: Do toroidal transformers reduce hum and EMI?

Usually yes. Their symmetrical winding and closed magnetic path help reduce stray fields, mechanical vibration, and audible hum, which also helps nearby sensitive electronics.

Q3: Why is my toroidal transformer buzzing or humming?

Common causes are mains DC offset, core saturation, high inrush behavior, loose mounting hardware, or overloading. Even good toroids can hum more when the AC line is "dirty".

1 review(s)

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From: Richard | Date: 6/15/2026 6:37 AM

Finally No More Buzzing in My Stereo

I was running an old square transformer in a DIY audio project and the constant hum was driving me nuts. Swapped it out for one of these toroidal ones and wow – dead quiet. My amp sounds cleaner too, less background noise messing with the music. Runs way cooler than the old one and barely takes up any space. Got the 1500VA size but they have a few different options depending on what you need. If you're building any kind of sensitive gear or just want something that doesn't buzz and get hot, go with this. Totally worth the switch.