Circuit Sensors – CircuitFlow 80A Current Transformer (80A/26.6mA)

The CircuitFlow 80A Current Transformer (80A/26.6mA) by Circuit Sensors is a drop-in replacement for the APsystems 80A CT (Part #18083020112). Built to match original specifications, this CT provides the same 26.6mA output and split-core functionality, ensuring a smooth installation process and full system compatibility.

Engineered for accuracy and durability, the CircuitFlow 80A CT integrates seamlessly with APsystems microinverter systems—making it the ideal choice for monitoring residential loads and solar generation. Whether you’re replacing a failed CT or sourcing reliable alternatives, this sensor delivers precise readings and proven performance without the OEM price tag.

Key Features

• Direct replacement for APsystems 80A CT (18083020112)
• 26.6mA output for accurate current measurement
• Split-core design – quick, tool-free installation
• Compatible with APsystems QS1, YC600, and ECU-R systems
• Compact form factor for tight enclosures

Trusted by professionals, backed by Circuit Sensors.

Exact fit. Exact output. Lower cost.