Enphase Battery Review
premiumEnphase takes a unique approach with their IQ Battery system: small 3.5kWh or 5kWh modules that stack together. This microinverter-based architecture means no single point of failure and pairs perfectly with Enphase microinverter solar systems. Premium pricing but elegant engineering.
$9,000-$17,000
Installed price range
15 years
Warranty period
United States
Country of origin
2
Products available
Enphase Battery Models
| Model | Capacity | Peak Output | Continuous | Chemistry | Weight | Backup | Price |
|---|---|---|---|---|---|---|---|
| Enphase IQ Battery 5P 5kWh | 5kWh | 3.84kW | 3.84kW | LFP | 61kg | Yes | $9,000-$11,000 |
| Enphase IQ Battery 5P 10kWh | 10kWh | 7.68kW | 7.68kW | LFP | 122kg | Yes | $12,000-$17,000 |
Warranty Details
Duration
15 years
Cycle life
4,000 cycles
Capacity retention
70% at end of warranty
Pros
- 15-year warranty (longest in market)
- No single point of failure (distributed architecture)
- Perfect pairing with Enphase microinverter solar
- LFP chemistry
- Excellent monitoring per-module
Cons
- Most expensive per kWh after Tesla
- Best with Enphase microinverters (less flexible)
- Lower continuous output vs competitors
- Fewer Australian installers vs BYD/Sungrow
Enphase prices & rebates by state
The federal Cheaper Home Batteries rebate plus state battery incentives vary by state. See Enphase pricing for yours.
Enphase in Victoria
Prices + rebates
Enphase in New South Wales
Prices + rebates
Enphase in Queensland
Prices + rebates
Enphase in South Australia
Prices + rebates
Enphase in Tasmania
Prices + rebates
Enphase in ACT
Prices + rebates
Enphase in Western Australia
Prices + rebates
Enphase in Northern Territory
Prices + rebates
Compare Enphase with Other Brands
Frequently Asked Questions
How much does a Enphase battery cost in Australia?
A Enphase battery costs $9,000-$17,000 fully installed in Australia. After federal rebates ($2,000-$4,000) and state rebates where available, the out-of-pocket cost is significantly lower.
What warranty does Enphase offer?
Enphase offers a 15-year warranty or 4,000 cycles (whichever comes first), guaranteeing at least 70% capacity retention.
Is Enphase a good battery for Australian homes?
Enphase is homeowners with enphase microinverter solar wanting the longest warranty and best monitoring. Enphase takes a unique approach with their IQ Battery system: small 3.5kWh or 5kWh modules that stack together.