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AcuCT Hinged product images.
AcuCT Hinged - Left view
AcuCT Hinged - Right view
AcuCT Hinged - Front View
AcuCT Hinged - open quarter angle view.
UL Recognized
CE Mark
ROHS Compliant

Compact Hinged Split-Core
Current Transformer

The AcuCT Hinged split-core current transformers are high-accuracy sensors with an ultra-compact design that is ideal for monitoring branch circuits in electrical panels with limited space. The hinged split-core design streamlines installation and does not require disconnecting cables or wires.

  • High accuracy: 0.5% from 10%-120% of rated current
  • Current input range: 5A-630A AC (depending on model)
  • Safe, 333mV output
  • Hinged split core design for quick installation
  • Engineered for superior utility in crowded electrical panels
  • UL Recognized

About AcuCT Hinged Series

Why choose a hinged split-core
current transformer?

Preferred for their convenient, compact form factor, hinged split-core current transformers offer an excellent balance between function and accuracy. Ideal for high-density, retrofit applications hinged split core current transformers easily clip around conductors and snap together for precision current measurement in crowded breaker panels. The installer-friendly design ensures rapid installation in any environment.

AcuCT Hinged models.

AcuCT Hinged Models

AcuCT-H040
Input Ratings
Output Ratings
Accuracy
Window Size
Lead
Certification
AcuCT H040 model. 5A 333mV 0.5% 0.4" 8 feet UL recognized
20A 333mV 0.5% 0.4" 8 feet UL recognized
30A 333mV 0.5% 0.4" 8 feet UL recognized
40A 333mV 0.5% 0.4" 8 feet UL recognized
50A 333mV 0.5% 0.4" 8 feet UL recognized
60A 333mV 0.5% 0.4" 8 feet UL recognized
AcuCT-H040
AcuCT Hinged H040 model.
Input Ratings
Output Ratings
Accuracy
Window Size
Lead
Certification
5A 333mV 0.5% 0.4" 8 feet UL recognized
20A 333mV 0.5% 0.4" 8 feet UL recognized
30A 333mV 0.5% 0.4" 8 feet UL recognized
40A 333mV 0.5% 0.4" 8 feet UL recognized
50A 333mV 0.5% 0.4" 8 feet UL recognized
60A 333mV 0.5% 0.4" 8 feet UL recognized
AcuCT-H063
Input Ratings
Output Ratings
Accuracy
Window Size
Lead
Certification
AcuCT Hinged H063 model. 50A 333mV 0.5% 0.63" 8 feet UL recognized
100A 333mV 0.5% 0.63" 8 feet UL recognized
150A 333mV 0.5% 0.63" 8 feet UL recognized
AcuCT-H063
AcuCT Hinged H063 model.
Input Ratings
Output Ratings
Accuracy
Window Size
Lead
Certification
50A 333mV 0.5% 0.63" 8 feet UL recognized
100A 333mV 0.5% 0.63" 8 feet UL recognized
150A 333mV 0.5% 0.63" 8 feet UL recognized
AcuCT-H100
Input Ratings
Output Ratings
Accuracy
Window Size
Lead
Certification
AcuCT Hinged H100 model. 100A 333mV 0.5% 1" 8 feet UL recognized
120A 333mV 0.5% 1" 8 feet UL recognized
200A 333mV 0.5% 1" 8 feet UL recognized
250A 333mV 0.5% 1" 8 feet UL recognized
AcuCT-H100
AcuCT Hinged H100 model.
Input Ratings
Output Ratings
Accuracy
Window Size
Lead
Certification
100A 333mV 0.5% 1" 8 feet UL recognized
120A 333mV 0.5% 1" 8 feet UL recognized
200A 333mV 0.5% 1" 8 feet UL recognized
250A 333mV 0.5% 1" 8 feet UL recognized
AcuCT-H138
Input Ratings
Output Ratings
Accuracy
Window Size
Lead
Certification
AcuCT Hinged H138 model. 200A 333mV 0.5% 1.38" 8 feet UL recognized
400A 333mV 0.5% 1.38" 8 feet UL recognized
600A 333mV 0.5% 1.38" 8 feet UL recognized
AcuCT-H138
AcuCT Hinged H138 model.
Input Ratings
Output Ratings
Accuracy
Window Size
Lead
Certification
200A 333mV 0.5% 1.38" 8 feet UL recognized
400A 333mV 0.5% 1.38" 8 feet UL recognized
600A 333mV 0.5% 1.38" 8 feet UL recognized