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Audio Transformer for electron tube amplifier
US$4.42
100-4,999 Pieces
US$4.02
5,000+ Pieces
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableApplication
Power, Electronic, Audio, Control SystemPhase
SingleModel NO.
AL-AT29Core
EICooling Method
Dry-type TransformerWinding Type
Auto-transformerCertification
ISO9001-2000, ISO9001, CEUsage
Single-phase Transformer, Power TransformerFrequency Characteristics
Low FrequencyShape of Core
EIBrand
AL TRANSFOWinding Material
Copper100%Efficiency
>92%Coil Number
Double Winding and Multi-WindBobbin
Ee Series and OtherColor
CustomizedCore Material
Silicon Steel CoreFrequency
50/60HzWork Cycle
Customized, Such as ED 80%Input Voltage
CustomizedInsulation Class
UL Class B, F, H, N. (Optional)Transport Package
Carton/ FoamSpecification
5pcs/boxTrademark
ALOrigin
ChinaHS Code
85043190Production Capacity
5000PCS/15daysKey features
Customizable Design: Supports custom color, input voltage, work cycle, and core material based on customer requirements.
High Efficiency: Efficiency exceeds 92% with low no-load loss and low temperature rise for stable performance.
Premium Materials: Uses 100% copper winding, Japanese Z11 silicon steel core, and UL Class B/F/H/N insulation.
Comprehensive Certification: Certified with ISO9001, CE, UL, and RoHS compliance for safety and quality assurance.
No MOQ Requirement: Accepts small orders and prototypes without minimum order quantity restrictions.
Fast Sample Delivery: Samples can be produced in 1-2 days with a total lead time of 3-7 days for delivery.
12-Month Warranty: Provides a 12-month warranty for all boards and products with 100% pre-delivery testing.
Wide Application: Suitable for audio amplifiers, industrial control, household appliances, and new energy systems.
Company profile

Business Type: Manufacturer/FactoryExport Year: 1993-02-11Nearest Port: shanghai, shengzhenAverage Response Time: ≤9.31hTerms of Payment: T/T, D/P, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW
AI-Powered supplier vetting
SummaryAL TRANSFO TECHNOLOGY Co., Ltd is identified as a trading company that researches and sells power supplies, chargers, coils, transformers, inductors, reactors, wiring harnesses, and electronic appliances. Its company description states that it designs and manufactures transformers, inductors, chokes, power supplies, and cable assemblies, with ISO 9001 and ISO 14001 certifications reported. The supplier offers flexible customization and has approximately eight years of export experience, with 90% of total sales from exports. However, the provided assessments report one R&D engineer, no new products in the past year, no ODM, OEM for popular brands, SDK, in-stock, overseas warehouse, or overseas showroom capability. Service-management weaknesses include no written procedures or records for supplier assessment, corrective actions, or complaint handling. No Fortune 500 cooperation is reported, while repeat-buyer preference is stated at 50%–80%.
CertificationsThe company description states that ISO 9001 and ISO 14001 certifications were earned through the SGS system. These statements provide explicit evidence of the reported certifications, although no certificate validity dates or certificate documents are provided.
After-Sales capabilityThe supplier is reported to have no in-stock service capacity, no overseas warehouse, and no overseas showroom. It also has no written procedures or records for customer complaint handling, service-capability assessment, or corrective and preventive actions, indicating a documented after-sales and service-management deficiency.
R&D capabilityInnovation evidence is weak: the supplier is reported as having one R&D engineer, no new products launched in the past year, no ODM service, no available SDK, and no 3D software design service. Although flexible customization and claimed R&D/manufacturing capabilities are mentioned, the explicit recent-product and resource data indicate a deficiency in demonstrated innovation capability.
Customization capabilityFlexible customization is explicitly reported, and the company description states that its products can be custom made according to customer requirements. This is directly supported by both the capability assessment and the supplier’s own product description.
Client casesThe supplier reports no OEM service for popular brands and no cooperation with Fortune 500 companies. A repeat-buyer preference of 50%–80% is reported, but no named customer cases or independently specified reference projects are provided.
Product Q&A
Q:Can you produce according to my drawings and parameters?
A:
Yes, we can customize products according to your specific requirements and provide total design solutions.
Q:What is your MOQ?
A:
There is no minimum order quantity restriction; we accept both prototype and mass production orders.
Q:Can I make a small order test first?
A:
Yes, you can place a small test order, but freight and tax costs are not included in the product price.
Q:How long is the lead time from start to finish?
A:
Samples take 3 days to produce, and delivery is within 7 days after receiving full payment.
Q:Can you send the sample before we place the order?
A:
Yes, sample fees and freight are paid by the buyer, but the sample fee can be returned after batch production.
Send Inquiry
*To:
AL Transfo Technology Limited
AL Transfo Technology Limited*Content:
Supplier replies will be sent to your registered email
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