Differential Current Sensor Module Transformer for RCD and Protection Systems

Basic Information

Model NO.	ALCT260203
Core	Core-type Transformer
Cooling Method	Dry-type Transformer
Winding Type	Auto-transformer
Certification	ISO9001-2000, ISO9001, CE UL
Usage	Single-phase Transformer
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
HS Code	85043190
Production Capacity	10000PCS/15days

Product Description

Product Overview

This residual current sensor module is a compact and high-precision Hall-effect based device designed for detecting AC or DC leakage currents in electrical systems. It features a through-hole magnetic core structure and PCB-mountable pins, allowing easy integration into power supplies, chargers, EV systems, smart meters, household appliances, and industrial control circuits.

By utilizing advanced Hall technology, the sensor provides excellent stability, low temperature drift, high sensitivity, and reliable measurement accuracy even at very low current levels. It is an ideal solution for residual current detection in applications requiring enhanced electrical safety and leakage protection.

Detailed Photos

Model Number	ALCT2512
Type	Residual current sensor modules
Phase	Single
Feature	Low Loss
Frequency	50 / 60Hz
Application	Audio, medical, industrial, home electronics, automation

Our Advantages

1

30 years experience in transformer and inductor manufacturing.

2

Scientific management system, strong technical team, and strict quality control system.

3

RoHS, CE, TUV and UL certified.

4

OEM & ODM support for customized requirements.

5

Competitive price, in-time delivery and perfect after-service online.

Packaging & Shipping

Other Products

Frequently Asked Questions

1. What is the lead time for samples? The lead time for samples is typically 3-5 working days.

2. How long does mass production take? Usually 7 to 15 working days, depending on the specific order quantity.

3. What information is required for a custom transformer? Providing a technical drawing is best. Alternatively, please provide the size, inductance, resistance, and other key specifications.

4. What are your accepted payment terms? We accept T/T, Western Union, PayPal, or other negotiated payment methods.

5. Are the products certified for international markets? Yes, our products are RoHS, CE, TUV, and UL certified to meet global safety and quality standards.

6. Do you offer OEM/ODM services? Yes, we provide both OEM and ODM services to meet specific design and branding requirements.