Shelly 80A Current Transformer Clamp with Connector for Energy Monitoring

Accurate to Class 1 and rated for 80A AC, this clamp-on current transformer delivers a precise 333mV voltage output at full scale, making it a dependable choice for real-time energy monitoring.

Overview

The Shelly 80A Current Transformer Clamp is engineered for seamless integration with Shelly EM, Shelly 3EM, Shelly Pro 3EM, and Shelly Pro EM energy meters. Its split-core design allows quick, non-invasive installation around existing conductors without interrupting power. The 10 mm aperture accommodates common cable sizes, while the 1-meter lead with a 3.5 mm TRS jack ensures a secure, plug-and-play connection.

What stands out

• Class 1 accuracy for reliable energy data
• Voltage output: 333 mV at 80 A rated current
• Split-core clamp for easy retrofitting
• Compatible with all Shelly EM-series meters
• Flame-retardant ABS housing for safety

Technical details

• Maximum current: 80 A AC
• Output signal: Voltage, 333 mV at 80 A
• Aperture diameter: 10 mm
• Cable length: 100 cm
• Connector: 3.5 mm jack (TRS)
• Frequency range: 50/60 Hz
• Accuracy class: Class 1
• Operating temperature: -20 °C to +50 °C
• Storage temperature: -30 °C to +70 °C
• Insulation voltage: 600 V AC
• Housing material: Flame-retardant ABS
• Installation: Clamp-on

Our verdict

A robust and precise CT clamp that pairs perfectly with Shelly's energy meters, offering straightforward installation and dependable performance for both residential and light commercial monitoring.