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100/5A 1% Class Split Core CT Current Transformer Sensor For Digital Meter
US$2.51
200-1,999 Pieces
US$2.14
2,000+ Pieces
Sample price:US$4.00/piece.Request sample
Product profile
Customization
AvailableApplication
Electronic, Instrument, Position SensorType
Current TransformerModel NO.
AL-CT69Phase
SingleOperation Condition
IndoorUsage
Protection, MeasurementWinding Form
Small Fixed TypeInsulating Medium
Common Insulating MaterialsInstallation
Active TypeMagnetic Circuit Structure
Single Stage TypeVoltage Transformation Principle
Electromagnetic TypeCoil Structure
ToroidalSecondary Output
0-500mA/1A/5A/333mvPrimary Input
5A-10kaAccuracy
Support CustomLead Wire
According to Customer RequirementsOperation Temp
- 25 to + 75cInner Diameter
Support CustomInsulation Strength
3kvFrequency
50/60HzTransport Package
CartonSpecification
12pcs/boxTrademark
ALOrigin
ChinaHS Code
85043190Production Capacity
8000PCS/15daysKey features
Split Core Design: Allows non-contact current measurement without disconnecting primary wires for safe and easy installation.
Customizable Output: Secondary output supports 0-500mA, 1A, 5A, and 333mv options tailored to customer requirements.
Wide Current Range: Supports maximum continuous primary current up to 600A AC with various ratios like 500:1 to 3000:1.
Safety Features: Internal precision burden resistor ensures safe low voltage output and permits safe opening of the secondary.
Certified Compliance: Products are CE, ETL recognized, and RoHS compliant, ensuring high safety and environmental standards.
Broad Application: Ideal for measuring AC current in motors, lighting, HVAC, and building automation systems.
Flexible Customization: Lead wires, coil structure, and inner diameter can be customized according to specific customer needs.
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:What is the split core design benefit?
A:
It permits non-contact current measurements through magnetic field induction without requiring the primary wire to be taken offline.
Q:What are the available output options?
A:
The secondary output can be customized to 0-500mA, 1A, 5A, or 333mv based on customer requirements.
Q:Is the product certified?
A:
Yes, the product is CE, ETL recognized, and RoHS compliant.
Q:Can the lead wires be customized?
A:
Yes, lead wires can be customized according to customer requirements, typically 4-foot UL 1015 twisted pair.
Q:What is the maximum primary current?
A:
The maximum continuous primary current is 600A AC.
Send Inquiry
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AL Transfo Technology Limited
AL Transfo Technology Limited*Content:
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