ElectronicsEgypt
JSY-1003F Single-Phase Energy Metering Module 50A

JSY-1003F Single-Phase Energy Metering Module 50A

Part number: JSY-1003FCurrent & Voltage Sensors

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850 EGP

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Prices updated: 12 Oct 2026

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Lowest price recorded: 850 EGP

About this product

The JSY-1003F is a single-phase AC energy metering module rated for 50 A, using mutual inductance for current sensing. It provides metering data over a 3.3 V TTL serial interface using the Modbus-RTU protocol, so it can be read by a microcontroller in power monitoring and energy measurement projects.

Specifications

Phase
Single-phase AC
Rated current
50 A
Serial interface
3.3 V TTL
Protocol
Modbus-RTU
Current sensing
Mutual inductance

Frequently asked questions

What is the price of JSY-1003F Single-Phase Energy Metering Module 50A in Egypt?

JSY-1003F Single-Phase Energy Metering Module 50A currently costs 850 EGP in Egypt.

Where can I buy JSY-1003F Single-Phase Energy Metering Module 50A in Egypt?

JSY-1003F Single-Phase Energy Metering Module 50A is available from Makers Electronics. Compare the offers above to find the best price.

Can I connect it directly to a 5V Arduino board?

No, not without a level shifter. The module's serial interface is 3.3 V TTL, so its RX pin must not receive 5 V signals. Use a 3.3 V board such as an ESP32 or STM32, or add level shifting, and confirm pin labels before wiring.

Is it safe to use it on mains AC wiring?

The module is designed for single-phase AC metering up to its 50 A rating, but mains voltage is dangerous. Install it only inside a proper enclosure with correct insulation, follow the wiring arrangement in the manufacturer's datasheet, and have a qualified person handle the mains connections.