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We perform 100% inspection on finished products including visual and function inspection. Raw material traceability is also guaranteed.

220V Input 24V Output Electric Low Frequency Power Ferrite Core 120V to 12V Ei 14120 Step up/Down Transformer

Name: 220V Input 24V Output Electric Low Frequency Power Ferrite Core 120V to 12V Ei 14120 Step up/Down Transformer
Brand: Hangzhou Udwells Technology Co., Ltd.
SKU: 2242533945

Zhejiang, ChinaHangzhou Udwells Technology Co., Ltd.

US$0.20-5.00

500 Pieces

Product profile

Customization

Available

Application

Power, Electronic, Instrument, Lighting, Rectifier, Audio

Phase

Single

Model NO.

Core

Core-type Transformer

Cooling Method

Dry-type Transformer

Winding Type

Multi-winding Transformer

Certification

ISO9001

Usage

Single-phase Transformer

Frequency Characteristics

Low Frequency

Shape of Core

Operating Temperature

-40ºCTO +125ºC

Storage Temperature

-25ºCTO+85ºC

Customize

Yes

Type

Ei/Toroidal

Installation Method

Vertical/Horizontal/with a Base/with a Cover

Transport Package

Export Standard Carton and Strong Pallet

Specification

EI Series Low Frequency Transformer

Origin

Zhejiang

Production Capacity

200000 PCS/Month

Key features

Wide Power Range: Available from 0.3VA to 2000VA covering multiple EI core sizes.

Customizable Design: Full customization, samples, designs, and flexible options available.

ISO9001 Certified: Manufacturing process meets international quality management standards.

Multi-Winding Capability: Supports complex multi-winding configurations for diverse applications.

Flexible Installation: Supports vertical, horizontal, with base, or with cover installation.

Low Frequency Performance: Optimized for low frequency applications with ferrite core technology.

OEM/ODM Services: Complete OEM and ODM services available for custom requirements.

Company profile

High Repeat Buyers ChoiceFast DeliveryPrivate MoldQuality Assurance

Hangzhou Udwells Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤4.93h

AI-Powered supplier vetting

SummaryHANGZHOU UDWELLS TECHNOLOGY CO. Ltd. was founded in 2008 and reports a self-built plant exceeding 15,000 square meters, more than 10 production lines, Europe as a primary export market, and peak-season order fulfillment within 15 working days. It provides multiple customization options, ODM services, and has launched new products within the past year. The supplier also reports OEM service for well-known brands and quality assurance in its quality-control processes. However, no R&D audit documentation, SDK, approved-supplier list, written service procedures, corrective/preventive-action procedures, or complaint-handling procedures were available. Overseas warehouses, showrooms, agents or branches, and offline trade-show participation were not reported. Financial information is insufficient for a credibility judgment, and sustainability-related fire-drill and environmental-assessment status is unknown.

After-Sales capabilityTechnology engineers are responsible for technical support during production and after-sales service, but the supplier has no written procedures or records for effective service assessment, corrective and preventive actions, or customer complaint handling. It also has no overseas warehouse, showroom, agent, or branch, limiting evidence of structured or localized after-sales support.

R&D capabilityThe supplier reports new products within the past year, ODM capability, customization-related R&D services, and use of PS and CAD. It also reports OEM service for well-known brands. Countervailing evidence includes only one year of total R&D engineer experience, no available SDK, and no R&D design-input, output, review, verification, or validation documents for audit.

Production capacityThe supplier reports a self-built plant exceeding 15,000 square meters, more than 10 production lines, complete testing facilities, and peak-season order fulfillment within 15 working days. These explicit operating-scale and delivery statements support a production-capability advantage, although the number of quality-control staff is listed as unavailable.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, flexible customization, and minor customization. It also provides ODM services, demonstrating broad stated customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands and identifies Europe as a primary export market. These statements indicate some brand and export experience, but no customer names, project details, order references, or verifiable case documentation are provided.

Product Q&A

Q:Which should I choose: Toroidal or traditional EI transformer?

Toroidal offers high efficiency, low leakage, and compact size but is costlier. EI is lower cost, lighter, and easier to maintain but has larger volume and higher leakage. Choose Toroidal for high-end audio/instruments and EI for general industrial/cost-sensitive use.

Q:What is the minimum order quantity?

The minimum order quantity is 2000 pieces.

Q:What are the lead times for production?

Peak season lead time is within 15 workdays or one month. Off-season lead time is also within 15 workdays or one month.

Q:Do you offer customization services?

Yes, we offer full customization, customization from samples, customization from designs, flexible customization, and minor customization.

Q:What payment terms do you accept?

We accept T/T (Telegraphic Transfer) as the term of payment.