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Attention Hubbell-Wiegmann Enclosure Customers: The order deadline for same-day shipment of LTL (freight) orders is 3:00 pm ET. Small parcel orders ship until 4:00 pm ET.

Our offices will be closed on Monday, May 27th, in observance of Memorial Day
FedEx shipped orders placed before 6:00PM ET on Friday, May 24th will ship same day (if paid for by Credit Card or PO account in good standing & based on product availability). Orders placed after the Friday cutoff will ship on Tuesday, May 28th. Please see our Business Policies for earlier shipping cutoff times for drop-shipped items and shipping by other carriers.

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Power Products (Electrical) > Current Transformers

Current Transformers

Current transformers offer a compact, cost-effective means of measuring primary current, producing an output proportional to the current flowing through the sensing window. AcuAMP current transformers are ideal for connecting to panel displays or meters, as well as data loggers or chart recorders.

Solid Core AC Current Transformers

Split Core AC Current Transformers

AcuAMP AC Current Transformers

AcuAMP® Solid Core and Split Core AC Current Transformers

AcuAMP 5A secondary current transformers offer a compact, cost-effective means of measuring primary current. These current transformers provide an easy-to-install method to measure AC current, producing a 0-5 A output proportional to the current flowing through the sensing window.

Solid Core AC Current Transformers
Split Core AC Current Transformers

The AcuAMP family of high performance current sensors, current switches, current transformers and voltage transducers offers outstanding features, flexibility and durability at low, cost-effective prices.

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AcuAMP Solid Core AC Current Transformers ... New!

AcuAMP Solid Core electrical current transformers are instrumentation grade (commercial class) and offer a compact, cost-effective means of measuring primary current. Two different window openings and two mounting styles along with numerous secondary ratios are available to meet most applications.

Low cost
Panel mount versions available
1.56" and 2.50" diameter apertures
Current primary from 0-50A to 0-1000 A
Secondary current; 5A
Solid-core case for convenient installation over large wires or bus bars

Solid core transformers start at $15.75 (CTF-5RL-0050)
Solid Core AC Transformers Overview

acuAMP current transducers / current transformers

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AcuAMP Split Core AC Current Transformers

AcuAMP CTF split core series current transformers offer a compact, cost-effective means of measuring primary AC current. CTF current transformers produce a low amperage waveform proportional to the measured primary current passing through the sensor.

Primary current ratings from 150A to 1000A
Secondary current; 5A
Compatible with standard power monitors, data loggers, & panel meters
Non-revenue metering accuracy of 1%
Split core design with large aperture openings for easy installation on cables or busbar

Split core transformers start at $65.00 (CTF-0150-5-SA)
Split Core AC Transformers Overview

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AcuAMP AC Current Transformers

AcuAMP® Solid Core and Split Core AC Current Transformers

AcuAMP Solid Core AC Current Transformers ... New!

AcuAMP Split Core AC Current Transformers

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