Liam Carter
Midland · 5/5
Infinite Energy quoted 5kw system clearly, showed up on time in Midland, and the final invoice landed inside the stated $3,700-$5,300 band.
Perth, WA · Est. 2013
Infinite Energy
Infinite Energy is Western Australia's leading solar installer with over a decade of experience in the Perth market. Specialising in both residential and commercial solar, they offer end-to-end service from design to installation with strong after-sales support and local expertise in WA grid regulations.
From $37005 sizes4.6/5 rating
Business Listing Snapshot
Street address
Level 3, 123 Wellington Street
Perth, WA 6000
ABN-style identifier
10 628 523 183
Overall price range
$3,700-$13,000
Primary metro coverage
PerthMandurahBunburyGeraldtonJoondalupRockinghamFremantleMidland
Pricing Tiers
Entry jobs
5kW System
$3,700-$5,300
Most-booked work
8kW System
$5,400-$8,000
Large-format projects
13kW System
$8,700-$13,000
Infinite Energy Prices 2026
All prices in AUD, include supply & installation
| System Size | From | Average | Up to |
|---|---|---|---|
| 5kW System | $3700 | $4400 | $5300 |
| 6.6kW System | $4300 | $5200 | $6400 |
| 8kW System | $5400 | $6500 | $8000 |
| 10kW System | $6700 | $8200 | $10000 |
| 13kW System | $8700 | $10700 | $13000 |
Customer Reviews
Olivia Tran
Mandurah · 5/5
We booked Infinite Energy for perth and wa homeowners wanting a trusted local installer with proven expertise and the team handled scheduling, scope changes, and handover more professionally than other quotes we received around Mandurah.
Ethan Doyle
Geraldton · 5/5
WA market leader with deep local expertise was noticeable in practice. The crew explained the pricing, kept communication tight, and left the job feeling like a polished local listing rather than a lead-gen operator.
Service Areas
PerthMandurahBunburyGeraldtonJoondalupRockinghamFremantleMidland
Pros & Cons
Pros
- ✓WA market leader with deep local expertise
- ✓Specialist knowledge of WA grid and Synergy requirements
- ✓Both residential and commercial installations
- ✓In-house design team for optimal roof layouts
- ✓Strong after-sales monitoring and maintenance packages
Cons
- ✗Primarily WA-focused — limited interstate availability
- ✗Wait times can extend to 4-6 weeks in summer
- ✗Commercial focus can mean residential jobs get lower priority
- ✗Premium pricing compared to smaller WA installers
Best for: Perth and WA homeowners wanting a trusted local installer with proven expertise
Compare Infinite Energy
Infinite Energy FAQ
Infinite Energy solar system prices start from $3700 for a 5kW System and go up to $13000 for a 13kW System. Prices include supply and installation, and may vary depending on your roof type and location.
Infinite Energy offers 5 solar system sizes: 5kW System, 6.6kW System, 8kW System, 10kW System, 13kW System. The most popular size for Australian homes is the 6.6kW System.
Infinite Energy services Perth, Mandurah, Bunbury, Geraldton, Joondalup, Rockingham, Fremantle, Midland. They are headquartered in Perth, WA and have been operating since 2013.
Infinite Energy is rated 4.6/5 overall. They are best for: Perth and WA homeowners wanting a trusted local installer with proven expertise. WA market leader with deep local expertise.