Life support equipment & critical load businesses

Our number one priority remains the safety and wellbeing of our customers in regional communities. We’re here to support our customers with life support equipment and 'critical load' businesses - before, during and after a power outage.

Do you have life support equipment at home?

If you or one of your family members uses life support equipment at home, then we need to know.

Please ensure that the equipment is registered with us, so that:

  • we can contact you in advance of any planned outages
  • we can prioritise power to your home in the event of an unplanned outage

Eligible life support equipment

The life support equipment in your home can be registered with us if it’s specified under the under the WA Government's Life Support Electricity Subsidy Scheme.

This equipment must be prescribed by an authorised medical practitioner and must be operated at the applicant’s home address.

  • Adult equipment
    Adult - Life support equipment
    CPAP Machine - only when required as life support equipment.*
    Feeding Pump
    Heart Pump
    Machine Assisted Peritoneal Dialysis Equipment
    Nebuliser - when a tracheostomy is expected to be in place for more than 6 months and nebulised therapy is required for life support purposes.
    Oxygen Concentrator - standard capacity
    Oxygen Concentrator - high capacity ‘Newlife Intensity'.
    Suction Pump
    Ventilator - VPAP or BPAP Machines


    * Only CPAP machines that are clinically prescribed for severe obstructive sleep apnoea critical for life support with use for over four hours per night are eligible.
    **A child is defined as being under the age of 16 years.

  • Child equipment
    Child – Life support equipment
    Apnoea Monitor
    CPAP Machine - used every day for 1-2 hours per day.
    Feeding Pump
    Heart Pump
    Machine Assisted Peritoneal Dialysis Equipment
    Nebuliser - only when used every day for 1-2 hours per day.
    Oxygen Concentrator
    Suction Pump
    Ventilator - VPAP or BPAP Machines


    * Only CPAP machines that are clinically prescribed for severe obstructive sleep apnoea critical for life support with use for over four hours per night are eligible.
    **A child is defined as being under the age of 16 years.

Notify us as soon as possible

We'll make sure your power supply needs are considered immediately if an outage occurs.

Complete the registration form

You'll need the life support patient's details and the Horizon Power's account holder's details.

Meet with your medical practitioner

To get your completed Life Support Equipment Registration form certified within 20 days.

Send the certified form back to us

We'll assess your life support details and confirm the outcome of your application in writing.

Is your business or organisation critical to the community?

The health and safety of the community can be put at risk if critical organisations and businesses experience a power outage. If yours is one of them, it’s important to complete a critical load application form and return it your local Horizon Power office.

We'll ensure you are given priority reconnection in the event of an unplanned outage and plenty of advance notice for planned outages in your area.

What businesses are eligible?

Your business or organisation is eligible for critical load status if a power outage will have serious economic, health, environmental or public safety consequences.
  • Critical business or organisation
    Area of concern Critical business or organisation
    Provision of essential services   Water, gas, communications, emergency services, ambulance, police, electrical hazards. 
    Public health and safety  Hospitals, aged care facilities, prisons, etc. 
    Environmental protection  Sewage facilities and processing plant. 
    Supply of goods and services  Shopping centres, heavy industrial, cold storage facilities, etc. 
    Animal suffering  Animal care or processing plants. 
    Food processing  Milk, bread, fresh producers.           
    Public communications  Emergency services communication sites. 

Check if you're eligible

We've listed some examples of eligible industries on this page. You'll need to provide the details for each site you wish to register as a critical load using our online form.

Submit the form

Submit your completed application form at the details below. We’ll send you a letter to confirm the outcome of your application.

Create a back up plan

While we will do everything in our power to ensure you never lose power, it’s essential you also have a pre-arranged action plan for unexpected outages.

Create anĀ outage action plan

If you have registered the life-support equipment at your premises with us, we’ll always try to contact you before any planned power interruptions. This will give you the opportunity to put a back-up plan into action:

Horizon Power acknowledges the Traditional Custodians throughout Western Australia and their continuing connection to the land, waters and community. We pay our respects to all members of the Aboriginal and Torres Strait Islander communities and their cultures; and to Elders past, present and emerging.

We recognise and appreciate a continued connection through stories, traditions and living cultures and commit to building a brighter future together. Aboriginal and Torres Strait Islander people are advised that this presentation may contain images, names or voices of deceased people.