Description
Shelly – 120A Current Transformer (split-core) for Shelly Pro 3EM -120A
The Shelly 120A Current Transformer is a high-precision energy measurement accessory designed to work with the Shelly Pro 3EM. It allows reliable monitoring of electrical consumption in single-phase or three-phase installations without the need to interrupt the circuit.
Thanks to its split-core, it can be installed easily and safely without disassembling wires or disconnecting the installation. Its ferrite construction and high dielectric insulation ensure stable and safe measurements. It is an ideal solution for energy monitoring in residential, commercial, or industrial environments.
Product Features:
Brand: Shelly
Model: 120A Current Transformer for Shelly Pro 3EM
Type: Split-core Current Transformer (TI/TC)
Nominal primary current: 120 A
Nominal secondary current: 40 mA
Transformation ratio: 3000:1
Accuracy: ±1%
Internal diameter (conductor): Ø15 mm
Dielectric strength: 3000 VAC, 1 mA, 60 s
Load resistance: 20 Ω
Core material: Ferrite
Cable length: 60 cm
Connector: 2 pins (Molex Micro-Fit 43025-0200)
Compatibility: Shelly Pro 3EM
Includes:
1x Shelly 120A Current Transformer
Barcode: 3800235266410
Reference: SHPRO3EM120A





