Ready for anything
For decades, electricians have relied on NHP’s ISO™ range for plugs, sockets and switches. Designed for Australian conditions and backed by ongoing product development. ISO has evolved into a range of over 400 products for industrial, commercial and infrastructure applications.
From everyday power connections to RCD protection, dedicated circuits and key operated control, ISO gives electricians more ways to choose the right solution for the job.
Faster fit-off
Large terminals, accessible wiring points and practical layouts help reduce installation time.
Easy-access design
Accessible screws and thoughtfully positioned components make installation and maintenance easier.
Simple termination
Familiar fit-off methods, generous cable grips and secure glands make termination simple.
Protection built in
Safety interlocks, lockable connections and RCD- protected options support safer operation.
Glove friendly
Larger handles, switches and latches are easier to grip and operate even when wearing gloves.
Build your own solution
Mix and match pin arrangements, switch types, keyed options, gangs and mounting styles.
Tailored solutions
Additional poles and modular options provide flexibility to integrate switching, protection & control into a single solution.
Versatile applications
The vast range meets the needs of industrial, commercial and temporary power applications.
IP66 protection
Sealed against dust, water, and grime
Temperature resilient
Designed to perform in both extreme heat & cold
Impact resistant
High-strength construction to withstand demanding environment
Chemical resistant
Optional materials to withstand exposure to detergents, solvents & petroleum
Corrosion resistant
Ideal for coastal, marine, mining & heavy industrial applications
UV stabilised
Designed for long-term outdoor exposure
Application guide
Explore products, features and configurations
Think you know ISO? Think again
Known for being easy to install, reliable, well designed and built to last, ISO has become a go-to choice for electricians across Australia.
What many don't realise is just how much the range can do.
From commercial buildings and irrigation systems to manufacturing facilities, water infrastructure, mining operations and critical infrastructure projects, ISO offers far more than traditional plugs and sockets, with solutions designed for connection, switching, protection and control.
- RCD-protected outlets
- Switched socket outlets
- Resistant Orange products
- Chemical-resistant options
- Keyed configurations*
- Pendant products
- Angled back boxes
- SWA gland accessories
- Safety interlocks
- Auto-switching products
- Specialised enclosures
- Accessories
Whether you need a straightforward power connection, a dedicated circuit, additional protection or a more specialised configuration; there's more built into ISO than many electricians realise.
Ordering multiple ISO key-operated switches?
A common key option can be arranged so multiple switches operate from the same key, helping simplify access across larger installations.
Discover the ISO range
Customer testimonials
I have always had the best run out of the ISO gear. Good ease of fit, ease of use and longevity of life. Huge fan, and it’s all I use.”
“Easy to fit off, larger terminals and easy to get at screws.”
“Simple good mechs and handy having the auto switching.”
“Ergonomic switch handles, raised and enlarged lock hole in handle for ease of fitting personal locks.”
“On other brands the bottom screws on the outlet are hidden behind the cover flap. But not on NHP’s ISO range, which makes for an easier install.”
“It’s reliable, well-made and performs consistently on site. From an electrician’s perspective, it’s a quality product you can trust to do the job properly and last over time.”
“Nice design, ease of use and a great price.”
“Definitely would use the ISO range again as it is well designed, easy to install and good value.”
Feedback collected from electricians and contractors during the ISO Around Australia campaign.
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