You searched for "parallel bore"
Socomec
Socomec TCA 14 Series Cable Through Current Transformer, 125A Input, 125:5A, 5 A Output, 14mm Bore
Part: 192T1412
Cable-fed current transformer threads 125A cables through for safe current measurement.
Socomec
Socomec TCA 21 Series Cable Through Current Transformer, 75A Input, 75:5A, 5 A Output, 21mm Bore
Part: 192T2007
Cable through current transformer for 75A with 21mm bore sizing.
Socomec
Socomec TCA 21 Series Cable Through Current Transformer, 300A Input, 300:5A, 5 A Output, 21mm Bore
Part: 192T2017
Cable current transformer measuring up to 300A for electrical monitoring and protection systems.
Socomec
Socomec TCA 22 Series Cable Through Current Transformer, 400A Input, 400:5A, 5 A Output, 22.5mm Bore
Part: 192T2034
Cable-mount current transformer for measuring 400A electrical currents in industrial control systems.