Revenue Grade Toroidal Solid Core Current Transformer 100-400A



DENTs RGT Series toroidal current transformers are designed for Revenue Grade IEEE Class metering applications that require maximum accuracy and precision. The superior performance, robust design, and compact size of the RGT Series CTs make them ideal to be used for current measurement in panel boards, switchgear, and industrial control equipment. Designed for use on ANSI C12 Class meters, the revenue grade performance of these CTs meets or exceeds IEC 61869-2 Class 0.2; and IEEE C57.13 Class 0.3.

The RGT Series CTs are CUL/US 61010 listed as recognized components, CE listed, RoHS compliant, and are 600V CAT III rated devices. They are available for current inputs up to 100 Amps with 9.8 foot long, 24 AWG twisted pair leads.

Available in four amperage ranges: 100A, 200A, and 400A.

Also available with PCB (pin) termination. See the data sheet or contact DENT Instruments for details.

All DENT CTs are sold individually (not in sets).

All pricing in US Dollars and applies to US customers only. Pricing does not include duties and taxes. International customers, please click here to obtain a quote.

Additional information

Weight N/A
Dimensions N/A
Current Rating

100A, 200A, 400A


Solid Core



Current Range

1-120A, 2-240A, 4-480A

Lead Length

9.8' (3m)

Revenue Grade


Window Size

0.75" (19mm), 1.0" (25mm), 1.25" (32mm)



Key Features

Key Features
  • Window Size: 0.75″, 1.0″, and 1.25″
  • Available in four amp ratings: 100A, 200A, and 400A
  • Output is 333.3mV at rated current
  • Revenue grade performance meets or exceeds IEC 61869-2 Class 0.2
  • Class 0.3, and IEEE C57.13 Class 0.3
  • Two termination options: 4ft twisted pair leads or PCB/pin outputs
  • Designed for use with PowerScout meters or OEM applications
  • UL Recognized



Part Numbers

Part Numbers

All DENT CTs are sold individually (not in sets).

Part Number Amp Range Description
CT-RGT-19-100-U 1-120A SOLID-CORE, 0.75″ (19mm) OPENING
CT-RGT-25-200-U 2-240A SOLID-CORE, 1.0″ (25mm) OPENING
CT-RGT-32-400-U 4-480A SOLID-CORE, 1.25″ (32mm) OPENING


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