GMW DC/AC Clamp-on Current Probe

The GMW CPCO DC-AC Clamp-on Current Probe enables electrically isolated monitoring of high electric currents without disconnection of the primary current conductor.

Features

  • Full-Scale Range: ±500A, ±1kA, ±2kA, ±4kA, ±8kA, ±12kA or ±16kA
  • Accuracy: <±1%
  • Bandwidth: DC to 40kHz
  • RMS Noise: <0.02% of full-scale
  • Aperture: 77mm or 160mm
  • Operating Temperature: -40°C to +85°C
  • Output Signal Options: Single Ended 5.0V±5.0V;  Bi Polar 0.0V±5.0V; Bi Polar 0.0V±10V; RMS 0-3V; 4-20mA, 12mA±8mA

Inquire for custom options, e.g. extended current ranges or larger aperture.
* U.S. PATENT 9,952,257

Applications

  • Electric welding current measurement & control
  • Electrolysis, Electroplating and Electrowinning current measurement & control
  • Electric furnace current measurement & control
  • Electric Heater current measurement & control
  • Electric Generator current measurement & control and protection
  • Electric Motor Variable Speed Drive current measurement & control and protection
  • Battery charge, discharge current measurement, control & safety test
  • Electromagnetic actuator current measurement & control
  • Electromagnet current measurement & control
  • PV Inverter DC/AC current measurement & control
  • Short Circuit Current Testing
  • Current Input for Electronic Fuse
  • Non-intercepting measurement of ion or electron beam current
  • Power Quality, AC Current and Harmonic Content
  • Condition Monitoring of electrical systems

Tech Support

Pricing

CPCO, ±500A Range, 77mm Aperture

Part No.DescriptionPriceIn Stock
CPCO-500-77-SE

DC-AC Current Probe, Clamp-on, ±500A, 77mm Aperture, Single Ended Output 5.0V±5.0V

$540.00
CPCO-500-77-BP5

DC-AC Current Probe, Clamp-on, ±500A, 77mm Aperture, Bi Polar Output 0.0V ± 5.0V

$540.00
CPCO-500-77-BP10

DC-AC Current Probe, Clamp-on, ±500A, 77mm Aperture, Bi Polar Output 0.0V ±10V

$540.00
CPCO-500-77-MA

DC-AC Current Probe, Clamp-on, ±500A, 77mm Aperture, 4-20mA Source Output 12mA±8mA

$540.00
CPCO-500-77-RMS

DC-AC Current Probe, Clamp-on, ±500A, 77mm Aperture, RMS Output 0-3V

$540.00

CPCO, ±1000A Range, 77mm Aperture

Part No.DescriptionPriceIn Stock
CPCO-1000-77-SE

DC-AC Current Probe, Clamp-on, ±1kA, 77mm Aperture, Single Ended Output 5.0V±5.0V

$540.00
CPCO-1000-77-BP5

DC-AC Current Probe, Clamp-on, ±1kA, 77mm Aperture, Bi Polar Output 0.0V ± 5.0V

$540.00
CPCO-1000-77-BP10

DC-AC Current Probe, Clamp-on, ±1kA, 77mm Aperture, Bi Polar Output 0.0V ±10V

$540.00
CPCO-1000-77-MA

DC-AC Current Probe, Clamp-on, ±1kA, 77mm Aperture, 4-20mA Source Output 12mA±8mA

$540.00
CPCO-1000-77-RMS

DC-AC Current Probe, Clamp-on, ±1kA, 77mm Aperture, RMS Output 0-3V

$540.00

CPCO, ±1000A Range, 160mm Aperture

Part No.DescriptionPriceIn Stock
CPCO-1000-160-SE

DC-AC Current Probe, Clamp-on, ±1kA, 160mm Aperture, Single Ended Output 5.0V±5.0V

$1,080.00
Backordered:
4 weeks
CPCO-1000-160-BP5

DC-AC Current Probe, Clamp-on, ±1kA, 160mm Aperture, Bi Polar Output 0.0V ± 5.0V

$1,080.00
Backordered:
4 weeks
CPCO-1000-160-BP10

DC-AC Current Probe, Clamp-on, ±1kA, 160mm Aperture, Bi Polar Output 0.0V ±10V

$1,080.00
Backordered:
4 weeks
CPCO-1000-160-MA

DC-AC Current Probe, Clamp-on, ±1kA, 160mm Aperture, 4-20mA Source Output 12mA±8mA

$1,080.00
Backordered:
4 weeks
CPCO-1000-160-RMS

DC-AC Current Probe, Clamp-on, ±1kA, 160mm Aperture, RMS Output 0-3V

$1,080.00
Backordered:
4 weeks

CPCO, ±2000A Range, 77mm Aperture

Part No.DescriptionPriceIn Stock
CPCO-2000-77-SE

DC-AC Current Probe, Clamp-on, ±2kA, 77mm Aperture, Single Ended Output 5.0V±5.0V

$540.00
Backordered:
4 weeks
CPCO-2000-77-BP5

DC-AC Current Probe, Clamp-on, ±2kA, 77mm Aperture, Bi Polar Output 0.0V ± 5.0V

$540.00
CPCO-2000-77-BP10

DC-AC Current Probe, Clamp-on, ±2kA, 77mm Aperture, Bi Polar Output 0.0V ±10V

$540.00
CPCO-2000-77-MA

DC-AC Current Probe, Clamp-on, ±2kA, 77mm Aperture, 4-20mA Source Output 12mA±8mA

$540.00
CPCO-2000-77-RMS

DC-AC Current Probe, Clamp-on, ±2kA, 77mm Aperture, RMS Output 0-3V

$540.00

CPCO, ±2000A Range, 160mm Aperture

Part No.DescriptionPriceIn Stock
CPCO-2000-160-SE

DC-AC Current Probe, Clamp-on, ±2kA, 160mm Aperture, Single Ended Output 5.0V±5.0V

$1,080.00
Backordered:
4 weeks
CPCO-2000-160-BP5

DC-AC Current Probe, Clamp-on, ±2kA, 160mm Aperture, Bi Polar Output 0.0V ± 5.0V

$1,080.00
Backordered:
4 weeks
CPCO-2000-160-BP10

DC-AC Current Probe, Clamp-on, ±2kA, 160mm Aperture, Bi Polar Output 0.0V ±10V

$1,080.00
Backordered:
4 weeks
CPCO-2000-160-MA

DC-AC Current Probe, Clamp-on, ±2kA, 160mm Aperture, 4-20mA Source Output 12mA±8mA

$1,080.00
CPCO-2000-160-RMS

DC-AC Current Probe, Clamp-on, ±2kA, 160mm Aperture, RMS Output 0-3V

$1,080.00
Backordered:
4 weeks

CPCO, ±4000A Range, 77mm Aperture

Part No.DescriptionPriceIn Stock
CPCO-4000-77-SE

DC-AC Current Probe, Clamp-on, ±4kA, 77mm Aperture, Single Ended Output 5.0V±5.0V

$540.00
Backordered:
4 weeks
CPCO-4000-77-BP5

DC-AC Current Probe, Clamp-on, ±4kA, 77mm Aperture, Bi Polar Output 0.0V ± 5.0V

$540.00
CPCO-4000-77-BP10

DC-AC Current Probe, Clamp-on, ±4kA, 77mm Aperture, Bi Polar Output 0.0V ±10V

$540.00
CPCO-4000-77-MA

DC-AC Current Probe, Clamp-on, ±4kA, 77mm Aperture, 4-20mA Source Output 12mA±8mA

$540.00
CPCO-4000-77-RMS

DC-AC Current Probe, Clamp-on, ±4kA, 77mm Aperture, RMS Output 0-3V

$540.00

CPCO, ±4000A Range, 160mm Aperture

Part No.DescriptionPriceIn Stock
CPCO-4000-160-SE

DC-AC Current Probe, Clamp-on, ±4kA, 160mm Aperture, Single Ended Output 5.0V±5.0V

$1,080.00
Backordered:
4 weeks
CPCO-4000-160-BP5

DC-AC Current Probe, Clamp-on, ±4kA, 160mm Aperture, Bi Polar Output 0.0V ± 5.0

$1,080.00
Backordered:
4 weeks
CPCO-4000-160-BP10

DC-AC Current Probe, Clamp-on, ±4kA, 160mm Aperture, Bi Polar Output 0.0V ±10V

$1,080.00
Backordered:
4 weeks
CPCO-4000-160-MA

DC-AC Current Probe, Clamp-on, ±4kA, 160mm Aperture, 4-20mA Source Output 12mA±8mA

$1,080.00
CPCO-4000-160-RMS

DC-AC Current Probe, Clamp-on, ±4kA, 160mm Aperture, RMS Output 0-3V

$1,080.00
Backordered:
4 weeks

CPCO, ±8000A Range, 77mm Aperture

Part No.DescriptionPriceIn Stock
CPCO-8000-77-SE

DC-AC Current Probe, Clamp-on, ±8kA, 77mm Aperture, Single Ended Output 5.0V±5.0V

$830.00
Backordered:
4 weeks
CPCO-8000-77-BP5

DC-AC Current Probe, Clamp-on, ±8kA, 77mm Aperture, Bi Polar Output 0.0V ± 5.0V

$830.00
CPCO-8000-77-BP10

DC-AC Current Probe, Clamp-on, ±8kA, 77mm Aperture, Bi Polar Output 0.0V ±10V

$830.00
CPCO-8000-77-MA

DC-AC Current Probe, Clamp-on, ±8kA, 77mm Aperture, 4-20mA Source Output 12mA±8mA

$830.00
Backordered:
4 weeks
CPCO-8000-77-RMS

DC-AC Current Probe, Clamp-on, ±8kA, 77mm Aperture, RMS Output 0-3V

$830.00
Backordered:
4 weeks

CPCO, ±8000A Range, 160mm Aperture

Part No.DescriptionPriceIn Stock
CPCO-8000-160-SE

DC-AC Current Probe, Clamp-on, ±8kA, 160mm Aperture, Single Ended Output 5.0V±5.0V

$1,370.00
Backordered:
4 weeks
CPCO-8000-160-BP5

DC-AC Current Probe, Clamp-on, ±8kA, 160mm Aperture, Bi Polar Output 0.0V ± 5.0V

$1,370.00
Backordered:
4 weeks
CPCO-8000-160-BP10

DC-AC Current Probe, Clamp-on, ±8kA, 160mm Aperture, Bi Polar Output 0.0V ±10V

$1,370.00
Backordered:
4 weeks
CPCO-8000-160-MA

DC-AC Current Probe, Clamp-on, ±8kA, 160mm Aperture, 4-20mA Source Output 12mA±8mA

$1,370.00
Backordered:
4 weeks
CPCO-8000-160-RMS

DC-AC Current Probe, Clamp-on, ±8kA, 160mm Aperture, RMS Output 0-3V

$1,370.00
Backordered:
4 weeks

CPCO, ±12000A Range, 77mm Aperture

Part No.DescriptionPriceIn Stock
CPCO-12000-77-SE

DC-AC Current Probe, Clamp-on, ±12kA, 77mm Aperture, Single Ended Output 5.0V ± 5.0V

$830.00
CPCO-12000-77-BP5

DC-AC Current Probe, Clamp-on, ±12kA, 77mm Aperture, Bi Polar Output 0.0V ± 5.0V

$830.00
CPCO-12000-77-BP10

DC-AC Current Probe, Clamp-on, ±12kA, 77mm Aperture, Bi Polar Output 0.0V ± 10.0V

$830.00
CPCO-12000-77-MA

DC-AC Current Probe, Clamp-on, ±12kA, 77mm Aperture, 4-20mA Source Output 12mA ± 8mA

$830.00
Backordered:
4 weeks
CPCO-12000-77-RMS

DC-AC Current Probe, Clamp-on, ±12kA, 77mm Aperture, RMS Output 0-3V

$830.00

CPCO, ±12000A Range, 160mm Aperture

Part No.DescriptionPriceIn Stock
CPCO-12000-160-SE

DC-AC Current Probe, Clamp-on, ±12kA, 160mm Aperture, Single Ended Output 5.0V±5.0V

$1,370.00
Backordered:
4 weeks
CPCO-12000-160-BP5

DC-AC Current Probe, Clamp-on, ±12kA, 160mm Aperture, Bi Polar Output 0.0V ± 5.0V

$1,370.00
Backordered:
4 weeks
CPCO-12000-160-BP10

DC-AC Current Probe, Clamp-on, ±12kA, 160mm Aperture, Bi Polar Output 0.0V ±10V

$1,370.00
Backordered:
4 weeks
CPCO-12000-160-MA

DC-AC Current Probe, Clamp-on, ±12kA, 160mm Aperture, 4-20mA Source Output 12mA±8mA

$1,370.00
Backordered:
4 weeks
CPCO-12000-160-RMS

DC-AC Current Probe, Clamp-on, ±12kA, 160mm Aperture, RMS Output 0-3V

$1,370.00
Backordered:
4 weeks

CPCO, ±16000A Range, 160mm Aperture

Part No.DescriptionPriceIn Stock
CPCO-16000-160-SE

DC-AC Current Probe, Clamp-on, ±16kA, 160mm Aperture, Single Ended Output 5.0V±5.0V

$1,370.00
Backordered:
4 weeks
CPCO-16000-160-BP5

DC-AC Current Probe, Clamp-on, ±16kA, 160mm Aperture, Bi Polar Output 0.0V ± 5.0V

$1,370.00
Backordered:
4 weeks
CPCO-16000-160-BP10

DC-AC Current Probe, Clamp-on, ±16kA, 160mm Aperture, Bi Polar Output 0.0V ±10V

$1,370.00
Backordered:
4 weeks
CPCO-16000-160-MA

DC-AC Current Probe, Clamp-on, ±16kA, 160mm Aperture, 4-20mA Source Output 12mA±8mA

$1,370.00
Backordered:
4 weeks
CPCO-16000-160-RMS

DC-AC Current Probe, Clamp-on, ±16kA, 160mm Aperture, RMS Output 0-3V

$1,370.00
Backordered:
4 weeks

Accessories, CPCO-xxxx-77 (77mm aperture)

Part No.DescriptionPriceIn Stock
17900-2236-0

Adapter, 4-pin Cable to 3-pin CPCO

$50.00
17900-2171-0

Connector with Pins, Signal and Power, Set of 5 (Equivalent to Molex 22013037)

$50.00
17900-2172-0

Cable, Signal and Power, 3pin MLX/Unterminated, 0.3m

$12.00
17900-2153-0

Cable, Signal and Power, 3pin MLX/Unterminated, 3-conductor, Shielded, PVC Jacket, 10m

$160.00

Accessories, CPCO-xxxx-160 (160mm aperture)

Part No.DescriptionPriceIn Stock
17900-2213-0

Connector and Pins, Set of 5 (Molex 50-57-9404 Housing and 16-02-0102 pins)

$60.00
17900-2211-0

Cable, Pigtail, Signal and Power, 22AWG wire, 4pin Molex Plug with Locking Tab, Unterminated, 1m

$110.00
17900-2210-0

Cable, Pigtail, Signal and Power, 22AWG wire, PVC Jacket, 4pin Molex Plug with Locking Tab, Unterminated, 10m

$420.00

Accessories, Common

Part No.DescriptionPriceIn Stock
GMW-CT-BR-200

Burden Resistor Module, 200 Ohm

$250.00
S102CT-200R

Burden resistor, Metal Foil, 0.05%, 2ppm/C, 200Ω, recommended power <0.3W

$25.00
V110

Soft Magnetic Core, Toroidal, VITROPERM, 500F 63mm x 50mm x 25mm

$80.00
Backordered:
2 weeks
17900-2235-0

Cable, Adaptor, Signal and Power, 4pin Molex Plug with locking tab, BNC Connector, 1.5m, Power Mating Connector with Pigtails (CPCO-XXXX-77 Current Probes require 17900-2236-0 Adapter)

$160.00
17900-2209-0

Cable, Extension, Signal and Power, 22AWG, PVC Jacket, 4pin Molex Plug and Receptacle with Locking Tabs, 10m (CPCO-XXXX-77 Current Probes require 17900-2236-0 Adapter)

$400.00
LS25-12

AC/DC Open Frame Power Supply, 88-264 Vac, 12Vdc, 2.1 A, ROHS

$40.00
BATT-CONN-4PIN

12V 1200mAh NiMH Rechargable Battery with Connector  (CPCO-XXXX-77 Current Probes require 17900-2236-0 Adapter)

$170.00
1005

Tenergy Universal Smart Charger, 7.2V to 12V, NiMh or NiCD

$30.00
Backordered:
4 weeks

DC Calibration

Note: Calibration on new product is discounted 50%.
0.1% (current or voltage output) DC NIST Traceable Calibration from 0 to 16kA for is available. Please inquire.

Part No.DescriptionPriceIn Stock
OL-17025-500A-DC

17025 Accredited Calibration, Current Transducer, Full-scale Range between 0 and 500Adc, https://gmw.com/quality/

$300.00
OL-17025-500A-DC-ADD

Calibration of Additional Transducer

$150.00
OL-17025-2000A-DC

17025 Accredited Calibration, Current Transducer, Full-scale Range between 501 and 2000Adc, https://gmw.com/quality/

$400.00
OL-17025-2000A-DC-ADD

Calibration of Additional Transducer

$200.00
OL-17025-11000A-DC

17025 Accredited Calibration, Current Transducer, Full-scale Range between 2001 and 11000Adc, https://gmw.com/quality/

$500.00
OL-17025-11000A-DC-ADD

Calibration of Additional Transducer

$250.00

AC Calibration

Note: Calibration on new product is discounted 50%.
0.1% (current or voltage output) AC NIST Traceable Calibration from 0 to 11kArms for is available. Please inquire.

Part No.DescriptionPriceIn Stock
OL-17025-500A-AC

17025 Accredited Calibration, Current Transducer, Full-scale Range between 0 and 500Arms, 50-400Hz, https://gmw.com/quality/

$300.00
OL-17025-500A-AC-ADD

Calibration of Additional Transducer

$150.00
OL-17025-2000A-AC

17025 Accredited Calibration, Current Transducer, Full-scale Range between 501 and 2000Arms, 50-400Hz, https://gmw.com/quality/

$400.00
OL-17025-2000A-AC-ADD

Calibration of Additional Transducer

$200.00
OL-17025-8000A-AC

17025 Accredited Calibration, Current Transducer, Full-scale Range between 2001 and 8000Arms, 50-400Hz, https://gmw.com/quality/
        400Hz is limited to 2000Arms

$500.00
OL-17025-8000A-AC-ADD

Calibration of Additional Transducer

$250.00
  • All modules are RoHS compliant.
  • For non-standard full-scale current or Aperture shape, please contact GMW.
Quantity Discount Schedule:
Quantity 1 – 9 10 – 24 25-49 50-99 100+
Discount 0% 5% 8% 12% Ask

Terms and Conditions

Terms and Conditions:

Prices not inclusive of US tariffs on products manufactured in other countries. Tariffs rates effective at time of shipment will be added.

Prices are expressed in U.S. Dollars, FCA San Carlos, California.
Prices are subject to change without notice.
For higher quantity prices please contact GMW.

Payment:

Visa, MasterCard, Amex, or Net 30 days (subject to credit acceptance).

Delivery:

From Stock to 90 Days