Expert solar electricians

Panel Replacement & Cleaning Perth WA

Replacing damaged or degraded solar panels is precise electrical work that must only be carried out by an expert Perth solar electrician. In Perth's intense UV climate and dusty conditions, panel soiling and physical degradation are common performance killers. Ares Energy & Electricals are SAA accredited installers who assess, replace, and professionally clean solar panels across all Perth suburbs, from Joondalup to Rockingham, ensuring compatibility, compliance, and restored generation output.

NETCC approved

SAA accredited installer

ARC certified

Book panel assessment 1300 717 583

Licensed solar technician replacing a damaged solar panel on a residential rooftop in Perth, WA – Ares Energy & Electricals

Why it matters

How Does Perth's Climate Cause Solar Panel Degradation and Performance Loss?

Panel degradation is gradual. Damaged, soiled, or incorrectly installed panels reduce system output without obvious warning signs. Perth's extreme UV and heat accelerate degradation significantly. Panels in Perth lose efficiency faster than equivalent panels installed in Melbourne or Sydney. A single underperforming panel can drag down an entire string, reducing yields across the whole system.

Without regular assessment, performance loss goes undetected. Many Perth system owners don't realise their panels are underperforming until they review energy bills or conduct diagnostics. Review your Synergy DEBS export data regularly. A declining trend in exports often indicates a panel or system problem. Early intervention prevents years of lost generation.

Our services

What's Included in Our Perth Solar Panel Replacement and Cleaning Service?

Panel Assessment

Output testing, visual inspection, and fault isolation before replacement decisions are made.

Safe Removal & Replacement

Correct removal and electrical disconnection procedures to minimize risk and prevent system faults.

Performance Cleaning

Removing soiling, bird fouling, and residue that reduces panel output and increases hot spots.

Post-Work System Test

Full electrical and output testing after every replacement or cleaning job to confirm performance is restored.

Documentation & Warranty

All completed work is documented with test results, compliance records, and methods that preserve manufacturer warranties. Solar panels are also protected by Australian Consumer Law guarantees (ACCC).

Panel Replacement

When panels are damaged by hail, impact, or delamination, or when degraded panels are identified through diagnostics, replacement ensures the system performs as intended. We source compatible replacement panels and complete electrical reconnection correctly.

Compatible panel sourcing
Correct electrical reconnection
Full system retest after replacement

Solar panel replacement service removing a degraded panel and fitting a compatible certified replacement – Ares Energy & Electricals

Panel Cleaning

Solar panels accumulate dust, grime, bird droppings, and organic matter over time. Regular cleaning restores output and reduces hot-spot risks. We clean panels safely without damaging cells or voiding manufacturer warranties.

Safe cleaning methods
Output comparison before and after
No warranty-voiding chemicals

Professional solar panel cleaning removing soiling, bird fouling, and residue to restore full output – Ares Energy & Electricals

When replacement is needed

What Are the Signs Your Perth Solar Panels Need Replacement or Cleaning?

Signs of panel degradation include cracked glass, visible delamination, moisture ingress, persistent low output on one string, or panels failing infrared thermography testing. We diagnose first and replace only where necessary.

Not every underperforming panel needs replacement. Soiling, loose connections, or inverter faults can also reduce output. Our diagnostics identify the true cause so you're never paying for unnecessary replacements.

Why choose us

Why Choose Ares Energy for Solar Panel Replacement and Cleaning in Perth?

SAA Accredited Installer and ARC Certified

Recognised SAA accredited installer and ARC certified, meeting required Standards Australia requirements for installation and safety.

Diagnostics First

We assess panels before recommending replacement, avoiding unnecessary work and cost.

Correct Procedures

Safe de-energisation, proper handling, and correct electrical reconnection on every job.

Compatible Parts

We source replacement panels that match voltage, current, and physical specifications.

System Retesting

Full electrical and performance testing after replacement confirms success.

Honest Advice

We never recommend replacement when cleaning or repairs would solve the problem.

Honest, Clear Advice

We explain what we find, what needs fixing, and what can wait, giving you the information to make informed decisions.

Corrective Work Experience

Extensive experience correcting and upgrading systems originally installed by others, including non-compliant work.

Common questions

Frequently Asked Questions About Solar Panel Replacement and Cleaning in Perth

Planning to upgrade or add panels? Note that the federal STC solar rebate reduces each year. Installing before the next annual reduction means a higher upfront discount. See the Clean Energy Regulator for current scheme details, or call 1300 717 583 for current pricing.

How much does solar panel soiling affect output in Perth?

In Perth's dry climate, dust and bird droppings are significant performance reducers. Research in Australian conditions shows soiling losses of 5–15% are common, depending on location and time since last cleaning. Perth's eastern suburbs and rural fringe experience higher dust loads, while coastal areas deal more with salt residue and bird activity near trees and water. Professional cleaning can restore this lost output quickly.

Does rain clean solar panels in Perth sufficiently?

Rainfall can wash off loose surface dust, but it does not remove hardened bird droppings, salt residue, or caked-on soiling, which are the deposits that cause the most output loss and create hot spots. Perth's long, dry summers mean panels can go 5–6 months without significant rain, allowing soiling to accumulate and harden. Professional cleaning with appropriate tools and methods is recommended every 1–3 years depending on your location.

Can I clean my solar panels myself in Perth?

Cleaning solar panels is not recommended as a DIY task. Accessing a pitched roof safely requires correct equipment, and using the wrong cleaning products or abrasive materials can damage panel coatings and void warranties. Working on live solar panels without proper training also poses electrical risks. Our professional cleaning uses approved methods that protect panel surfaces and comply with manufacturer recommendations.

Do bird droppings cause permanent damage to solar panels in Perth?

Yes, if left long-term. Concentrated bird droppings create shading hot spots that can permanently damage the solar cells beneath by causing thermal stress fractures. Perth's strong sun intensifies this effect. We assess panel condition during cleaning inspections and can identify hot spots and cell damage that may warrant further action.

How do I know if I need panel replacement or just cleaning in Perth?

The key difference is whether the performance loss is surface-based or structural. Soiling reduces output but is fully reversible with cleaning. Cracked glass, delamination, discolouration, cell damage, or persistent hot spots indicate structural damage that may require replacement. Our Perth solar electricians assess panels before any replacement is recommended. We only suggest replacing when cleaning or repairs won't restore adequate performance.

What is the best time of year to clean solar panels in Perth?

Late autumn (April–May) is typically the best time to clean Perth solar panels, just before the winter rainy season begins. This removes the full summer's dust and soiling, allowing Perth's winter sun to generate cleanly. A second clean in spring (September–October) before peak summer generation can further maximise your annual output and DEBS feed-in earnings.