Contact Info

Level 38, 71 Eagle Street, Brisbane, Queensland, 4000.
Solar Panels Sydney, New South Wales 20 Martin Place, Level 10, Sydney, NSW 2000.
Solar Panels Perth, Western Australia Level 27, St Martins Tower, 44 St Georges Terrace, Perth, WA 6000.
info@smarthousesolar.com.au
+ 1300 650 747

Get A Quote

About Us
Solar Packages

Residential Solar
5kW Solar System 6.6kW Solar System 10kW Solar System

Commercial Solar
20kW Solar System 30kW Solar System 50kW Solar System

2026 Rebates Active

Save up to $3,500 on install

Government solar incentives are live. Limited slots available — check your eligibility today.

Maximum Saving

$3,500

Check My Savings
Solar Batteries

Solar Batteries Type
5kW Solar Battery 6kW Solar Battery 10kW Solar Battery 13kW Solar Battery
Contact Us
Support

get A Quote

Longi Solar Panels

Founded in 2000, Longi is a world leading manufacturer of high efficiency monocrystalline solar panels. Longi has focused on p-mono for 19 years and is the largest supplier of monocrystalline products in the world today. Longi solar panels are manufactured with a strong focus on R&D. Longi solar panels are highly efficient and reliable with a proven average cell efficiency of around 21%. Longi solar’s core values are innovation and sustainable development.

Longi Solar is committed to providing better LCOE (levelized cost of electricity) solutions and promoting worldwide adoption of monocrystalline technology. Longi solar panels was ranked in top 4 in the world in terms of shipment with its monocrystalline panel shipment remained in 1st position in the world from 2016 to 2018. Longi solar has its presence in Australia with a team dedicated to support the customers and growth to its business partners and believed to evolve to a whole new level.

Solar Panels

Longi Solar Panel Models We Offer...

This module has special advantage of slower power degradation enabled by Low LID Mono PERC technology with a guaranteed Positive power tolerance. This also has a high module conversion efficiency up to 20.9%. It has reduced resistive loss with lower operating current. Higher energy yield with lower operating temperature. It also reduces hot spot risk with optimized electrical design and lower operating current.

Request A Quote

Longi Hi-mo 4M Monofacial Modules LR4-60HPH 370W

330W

Download Technical Datasheet

FAQs

How many Longi solar panels do you need on your roof?

Longi solar panels range is available in 370w.

Currently, a 6.6kW solar panel system is widely in demand for a residential property across Australia. A 6.6kW solar panel system will comprise of 18 panels, which will make it a 6.66kW solar panel system.

Are Longi solar panels any good?

Longi manufactures only monocrystalline panels. They are one of the top 6 largest manufacturers of solar panels providing high efficiency solar panels at a competitive price. Longi solar panels are manufactured with a strong focus on R&D. Longi solar panels are highly efficient and reliable with a proven average cell efficiency of around 21%. Longi solar’s core values are innovation and sustainable development. Longi Solar is committed to providing better LCOE (levelized cost of electricity) solutions and promoting worldwide adoption of monocrystalline technology.

Are Longi solar panels Tier1?

Yes, Longi solar panels are in the list of Tier1 solar panel manufacturers.

Longi solar panels have been rated 4.7 Stars out of 5 by independent review platform in Australia.

How long do Longi solar panel last?

Longi solar panels come with a 10 years product warranty and 25 years of performance warranty.

How much does a Longi solar panel system cost?

A 6.6kW system with 18 X 370w panels and a 5kW Growatt inverter will cost around $4200 for a standard installation in Brisbane; whereas with a Fronius inverter it will cost around $5300.

Cost for regional installations and installations other than standard property will vary depending on the specifications of the respective properties.

☀ Still have questions?

Speak to a solar expert — Free 30-Minute Consultation

1300 650 747

Payment Options