Description
⚡ DIN Rail Digital Voltmeter Ammeter – 3P+N Power Monitor with Protection
Monitor and protect your electrical system with the GWIEC STB7 DIN Rail Digital Voltmeter Ammeter, a compact and reliable 3P+N power monitoring device designed for household and industrial use. Featuring a 6-digit digital display, this device provides accurate real-time readings of voltage and current while ensuring safety through built-in protection features.
Designed for easy DIN rail installation, it integrates seamlessly into electrical panels, making it ideal for monitoring power usage and preventing electrical damage.
✨ Key Features
📊 6-Digit Digital Display
Clear and precise display for real-time voltage and current monitoring.
⚡ Voltage & Current Protection
Protects your system from:
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Over-voltage
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Over-current
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Electrical overload
🔌 3P+N 4-Pole Design
Suitable for three-phase systems with neutral, ensuring complete monitoring.
🛠 DIN Rail Mount Installation
Easy to install in standard electrical distribution boards.
🛡 3kA Breaking Capacity
Provides reliable protection against electrical faults.
🏠 Ideal for Home & Industrial Use
Perfect for electrical panels, distribution boards, and automation systems.
⚙ Product Specifications
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Brand: GWIEC
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Model: STB7
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Type: Mini Digital Voltmeter Ammeter
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Poles: 4 (3P+N)
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Breaking Capacity: 3kA
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Rated Frequency: 50/60Hz
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Mounting Type: DIN Rail
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Curve Type: B Curve
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Material: Durable Plastic
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Application: Household / Industrial Electrical Systems
📦 Package Includes
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1 × DIN Rail Digital Voltmeter Ammeter
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1 × User Manual
🎯 Perfect For
✔ Electrical distribution panels
✔ Home power monitoring
✔ Industrial control systems
✔ Energy management setups
✔ Safety protection systems
💡 Why Choose This Device?
✔ Accurate real-time monitoring
✔ Compact and easy to install
✔ Reliable protection features
✔ Suitable for multiple applications
✔ Durable and long-lasting design











Deepak Patel –
Display kaafi clear hai aur readings stable aati hain. Installation easy tha aur over voltage protection bhi kaam ka hai. Panel ke liye perfect
Vikram Patel –
Solid build quality, perfect for electrical setups 👌
Sandeep Yadav –
Very accurate readings, great for monitoring power usage!