Circuit Protection and Power Distribution

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Product Editorials

Our product editorials are designed to provide more information on our extensive range of products.


This guide explains eveything you need to know about fuses including explanation of the different types, how to find the right fuse, fuse manufacturers as well as finding and testing fuses.

NH Fuses

NH Fuses
This guide explains eveything you need to know about NH fuses including suitable applications, explanation of the fuse markings & speeds and how to extract an NH fuse.

NH Fuse Holders

NH Fuse Holders
Learn about the different types of NH fuse holders available including Nh fuse bases and NH Disconnect Switches.

ISO mini 4 pin relay

Understanding Relays
Learn about how relays work, why they are used and some of the different types of relays.

Semiconductor Fuse Classes

Semiconductor Fuse Class Comparison
Understanding the differences between ultra rapid fuse class markings of aR, gR & gS.

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Photovoltaic System Protection Overview
Selecting the right circuit protection products for each stage of a solar power generation system.

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Circuit Protection for Solar Installations
How solar power is generated and why circuit protection is required for solar panel installations.

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Selecting a Fuse to Protect your Cable
How to match wire gauge to a fuse based on cable type and ambient temperature.

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Understanding Overcurrent Circuit Protection
Explanation of the types of overcurrent, selecting the correct fuse rating and how ambient temperature affects fuse rating selection.

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Understanding Resettable Fuses (PTC´s)
How resettable fuses work with explanations of trip current, hold current & thermal de-rating.

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Understanding Thermal Fuses / Thermal Cutoffs
How a thermal fuse works including an explanation of the various temperature specifications.

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Understanding Thermal Circuit Breakers
How thermal circuit breakers work including SAE definitions for automotive Type I, II ,III breakers.

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Ingress Protection (IP) Ratings Chart
Explanation of the ingress protection ratings including protection from solids and protection from water.

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IEC Utilisation Category Listing
This is a comprehensive listing of IEC Utilisation categories for low voltage switchgear and control gear.

Customer Feedback

" Yes, I have received it. Very happy with the service. Have a great day. "

Lawrence L
Received 9/7/20

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