Dent HSC-050-U, Split Core Current Transformer.

The hinged “Mini” CTs are small, low-cost current transformers with high accuracy (<0.5%) over a wide dynamic range with excellent phase shift.
The “Minis” are ideal where space is limited such as when metering multiple loads within a panel board.
Can be used for current measurement, energy metering, load surveys, demand metering, energy research, and submetering.

Dent HSC-050-U measures in the range 0.25 - 80 Amps and has a light aperture of 10mm.
HSC-050-U has 333mV output signal and is compatible with Dent Elitepro XC, ElitePro SP and PowerScout.