What output signals are supported?

Voltage or Current output, which is optional.

Can the hole diameter be customized?

Yes, available in 10mm, 15mm, 20mm, or fully customized.

High Precision Residual Current Sensor Transformer for Electrical Safety Monitoring

Name: High Precision Residual Current Sensor Transformer for Electrical Safety Monitoring
Brand: AL Transfo Technology Limited
SKU: 1983033941

Anhui, ChinaAL Transfo Technology Limited

US$1.85

100-499 Pieces

US$1.12

500-999 Pieces

US$0.85

1,000+ Pieces

Sample price:US$3.00/piece.Request sample

Product profile

Customization

Available

Application

Power, Electronic, Instrument

Phase

Single

Model NO.

ALCT26121

Core

Core-type Transformer

Cooling Method

Dry-type Transformer

Winding Type

Auto-transformer

Certification

ISO9001-2000, ISO9001, CE UL

Usage

Single-phase Transformer

Brand

Sensing Method

Hall Effect

Output Signal

Voltage / Current (optional)

Accuracy Class

0.5 / 1.0 (customizable)

Rated Input

Custom (e.g., 50A, 100A, 150A, 200A)

Hole Diameter

10mm / 15mm / 20mm / Custom

Transport Package

Carton

Specification

100pcs/box

Trademark

AL TRANSFO

Origin

China

HS Code

85043190

Production Capacity

10000PCS/15days

Key features

Hall Effect Sensing: High-precision detection of AC or DC leakage currents with excellent stability.

Customizable Accuracy: Accuracy class 0.5 or 1.0 available to meet specific measurement needs.

Flexible Rated Input: Custom input ratings available, including 50A, 100A, 150A, and 200A.

Adjustable Hole Diameter: Hole sizes of 10mm, 15mm, 20mm, or fully customized to fit your design.

Versatile Output Signal: Voltage or current output options selectable based on application requirements.

Broad Application Range: Ideal for power supplies, EV systems, smart meters, and industrial controls.

Certified Quality: ISO9001, CE, UL, RoHS, and TUV certified for global compliance.

OEM & ODM Services: Full customization support with 30 years of manufacturing experience.

Company profile

AL Transfo Technology Limited

Anhui, China

Business Type: Manufacturer/FactoryExport Year: 1993-02-11Nearest Port: shanghai, shengzhenAverage Response Time: ≤8.99hTerms 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.