CWT Range
Flexible, clip-around, wideband, AC Current Probes
The CWT is a versatile range of probes based on Rogowski technology featuring peak current ratings of 30A to 300kA, coil cross-sections (thickness) from just 1.2mm to 8.5mm, and covering coil lengths from 55mm for space-critical applications to 1000mm and longer to meet custom requirements.
Select models including the CWTHF, CWT Mini50HF, and the newest CWTUMHF-F, incorporate our patented electrostatic shielding for enhanced performance.
Use filters below to find the correct CWT product for your requirements - quick and easy!
Filter Products
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CWTMini50HF
A novel shielded, clip-around coil, with excellent rejection of external voltages and a 50MHz bandwidth.
CWTMini
A wide-band AC current probe, with a small clip- around Rogowski coil. Ideal for power measurements and harmonic analysis.
CWT Ultra-mini
Equipped with an extremely thin, clip-around coil (1.6mm cross-section).
CWTUM-S
Equipped with an extremely thin, clip-around coil (1.2mm cross-section).
Coming Soon
CWTUM-F
Novel ‘forked’ Rogowski coil construction with excellent high frequency performance.
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Coming Soon
CWTUMHF-F
Novel ‘forked’ Rogowski coil construction with excellent high frequency performance.
CWT
The CWT is a state-of-the-art wide-bandwidth Rogowski current probe.
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CWTHF
The CWTHF is a state-of-the-art wide-bandwidth Rogowski current probe.
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CWTLF
The CWTLF is a flexible, clip-around Rogowski probe with an extended low frequency bandwidth.
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CMC
A flexible, clip-around Rogowski probe for measuring hf common mode currents.
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Build your CWT product options and complete our online quotation form.
Technical Resources
Browse our extensive resources of technical information, insights and test data.
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RCT Product Range
Checkout out our RCT range of AC current probes. Designed for permanent or semi-permanent installation and are available with industry standard outputs.
View our RCT Product Range
Custom Design
Our custom designs solutions range from simple changes to the standard CWT and RCT products (e.g. longer coil lengths, modified frequency responses or adaptation to specific environments), to major new developments for industrial and automotive markets.
Explore our custom design service
About PEM
We strive to develop and provide the best products available on the market. We are committed to delivering the highest level of quality to our customers, ensuring that every product and service we provide meets their expectations.
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