Are you a manufacturer or a trading company?

We are a professional toroidal transformer manufacturer with 10+ years of experience in Guangzhou, China. Visit our factory.

What is the lead time for mass production?

100~500 pieces: 7~10 working days; 500~2000 pieces: 10~15 working days; >2000 pieces: Negotiable. Rush orders can be arranged for an extra fee.

Can you arrange shipping for us?

Yes, we partner with major freight forwarders for sea, air, and express shipping globally.

Custom Low Noise 300W High-Performance Toroidal Transformer for Amplifiers

Name: Custom Low Noise 300W High-Performance Toroidal Transformer for Amplifiers
Brand: Guangzhou Jianrui Electronics Co., Ltd.
SKU: 2303216305

Guangdong, ChinaGuangzhou Jianrui Electronics Co., Ltd.

US$15.00-100.00

50 Pieces

Product specifications

Customization

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

Application

Power, Electronic, Instrument, Audio

Phase

Single

Model NO.

SH82-300

Core

Toroidal Core Transformer

Cooling Method

Dry-type Transformer

Winding Type

Multi-winding Transformer

Frequency Characteristics

Power Frequency

Shape of Core

Ring

Brand

Jianrui

Product Type

Toroidal Power Transformer

Core Material

High-Quality Oriented Silicon Steel

Winding Wire

Pure Copper Winding

Input Voltage

220V/230V AC

Frequency

50/60Hz

Installation

Center Hole Mounting

Operating Temperature

-10℃ ~ +70℃

Transport Package

Custom Cartons

Specification

148*148*66mm

Trademark

Jianrui

Origin

Guangzhou, China

Production Capacity

10, 000 Pieces Per Year

Key features

100% Pure Copper Windings: Ensures high efficiency up to 95% and ultra-low noise for superior performance.

Full OEM/ODM Customization: Customizable voltage, power (10VA-50kVA), size, mounting, and shielding options.

Wide Power Range: Standard models from 10VA to 10,000VA with custom options up to 50kVA.

Universal Frequency Support: Designed for stable operation on both 50Hz and 60Hz without performance loss.

Audio-Grade Performance: Ultra-low noise and low distortion ideal for Hi-Fi amplifiers and medical devices.

1-Year Warranty Coverage: Comprehensive warranty against manufacturing defects for peace of mind.

CE and RoHS Compliant: Meets strict international safety and environmental standards for global markets.

Fast Lead Time: 7-15 working days for mass production with rush order options available.

Company profile

High Repeat Buyers ChoiceFast DeliveryFlexible Customization100% Finished Products Inspection

Guangzhou Jianrui Electronics Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤0.19h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): CIF, CFR, EXW, FOB

About Our Factory & Business Background

Address3rd Floor, No.15, Lane 14, Baishuikeng Central Street, Nancun Town, Panyu District, Guangzhou City, Guangdong Province

Plant Area660 square meters

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1 Piece

Supply Chain Partners15

Our Production Capability & Technical Expertise

Main ProductsToroidal Transformer, Inverter

Production Lines2

Production MachinesReflow Soldering Machine, SMT Machine, Super Mute Terminal Machine, Winding Machine, Semi-automatic Dip Welding Machine, Cutting Machine

Inspection Type for Finished Products100% inspection(Function inspection & Visual inspection)

Inspection Method for Finished ProductsFinished product checked by packing staff

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2014-06-13

Main MarketsNorth America, Southeast Asia

Repeat Buyers Choice80%~100%

Overseas Agent/BranchNo

Product Q&A

Q:What is the power range of your toroidal transformers?

Standard models range from 10VA to 10,000VA (10kVA), customizable up to 50kVA for industrial needs.

Q:What input/output voltages are available?

Standard input: 110V/120V (North America), 220V/230V/240V (Europe/Asia/Australia). We offer single, dual, triple, and multi-group outputs.

Q:Are they compatible with both 50Hz and 60Hz frequencies?

Yes, all transformers are designed for 50Hz/60Hz operation without performance loss.

Q:What customization services do you provide?

We offer full OEM/ODM customization: Custom voltage, power, and frequency; Lead wire length, type, and color; Various terminals; Mounting brackets and hole positions; Single/double/triple electrostatic shielding; Epoxy resin potting; Custom labeling and packaging.

Q:Are your transformers suitable for audio amplifiers?

Yes, our audio-grade transformers are ultra-low noise, low distortion, and have excellent transient response, ideal for Hi-Fi amplifiers, preamps, and stage audio.