🔋 $372/kWh Federal Rebate

Battery + EV
= 9x Returns

Sell solar to EVs at 23¢ instead of exporting at 2.5¢.

Get Free ROI AssessmentCalculate Your Returns

Grid Export vs EV Charging

Grid Export Only
Solar Feed-in Tariff2.5¢/kWh

Annual Revenue (54kWh system):

$493

Based on typical NSW feed-in tariff rates

With EV Charging Load
EV Charging Rate23¢/kWh

Annual Revenue (54kWh system):

$4,534

Based on typical retail electricity rates

Revenue Multiplier

9.2x

Same energy, 9.2 times the revenue

Battery + Solar + EV Charging Integration

1. Generate

Solar captures free energy

2. Store

Battery stores for 24/7 use

3. Profit

Sell to EVs at 23¢/kWh

Federal Battery Rebate

Up to $372/kWh for batteries 5-100kWh.

$18,500

Maximum rebate

30%

Typical cost reduction

2030

Program ends

* Rebate declines annually. Must be VPP-capable and installed by SAA-accredited installer.

Calculate Your Returns

See your numbers

Battery Economics Calculator
20
54.0
30
$0.30

Investment Summary

Battery System (54.0 kWh @ $919/kWh)$49,626
EV Charging Outlets (20 spots @ $450/spot)$9,000
Solar System (30 kW @ $750/kW)$22,500
Total Gross Cost$81,126
Federal Rebate (50 kWh × $372)-$18,600
Net Investment$62,526
Solar to Grid Only
Annual Solar Generation47 MWh
Grid Feed-in ($0.025/kWh)$1183/yr
$1183

Annual Revenue

With Battery + EV Charging
EV Charging Revenue$7435/yr
Excess Solar to Grid$335/yr
Grid Cost Savings$8814/yr
$16584

Annual Benefit

14.0x

Value Multiplier

3.8 yrs

Payback Period

27%

Annual ROIC

$103k

10-Year Profit

Calculations based on 35% daily utilization,25 kWh average charge,18% solar capacity factor

Economies of scale applied: up to 30% discount on outlets, 20% on batteries, 25% on solar for larger installations

* Conservative estimates. Actual returns often higher.

Battery Options

Tesla Powerwall 3

Key Specifications

  • 13.5 kWh usable capacity
  • 11.04 kW continuous power output
  • Integrated 11.04 kW solar inverter
  • Stackable up to 4 units (54 kWh)
  • 10-year warranty

Commercial Benefits

  • VPP-capable for demand response revenue
  • Weather resistant (IP67 rated)
  • Remote monitoring and control
  • Simplified installation design
  • Federal rebate: $5,022 per unit

Best for: 20-100 parking spaces

Safety & Support

Certified Safety

AS/NZS compliant

  • • Thermal management
  • • Overcharge protection
  • • IP67 rated
We Handle Complexity

Turnkey solution

  • • Design to operation
  • • SAA-accredited
  • • Ongoing optimization
Low Maintenance

Protected investment

  • • 10-year warranties
  • • 24/7 monitoring
  • • Predictive maintenance

Why Ampwise

Increase Asset Value

Higher property values. Premium tenants.

Future-Proof Your Building

Ready for rising energy costs and EV demand.

Achieve ESG Goals

Green credentials that pay for themselves.

Turnkey Solution

We handle everything. You collect revenue.

Multiple Revenue Streams

EV charging + demand response + arbitrage.

NABERS Benefits

EV energy excluded from ratings.

Federal Rebates Until 2030

Get Your Custom ROI

Free assessment with rebate calculations and 10-year projection.

Your Next Steps:

  1. 1.15-minute consultation to discuss your building
  2. 2.Custom ROI report within 24 hours
  3. 3.Site assessment and detailed proposal
  4. 4.Installation and revenue generation begins
Get Your Custom ROI AnalysisTry Calculator First