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Perth · Wembley

Solar & batteries in Wembley

Quality solar & battery solutions for Wembley's established properties, with expert guidance on maximizing solar investment and energy independence.

Live Solar Dashboard — Wembley

6014 · Updated 01:25 am

--°C

W/m² irradiance

0 kW

Est. generation now

29.8 kWh

Avg daily yield

Household Type

Solar System6.6 kW

Battery10 kWh

Daily Usage20 kWh

Monthly Savings

~$206

Based on 6.6kW system, 70% self-consumption, 32c/kWh

Sun Hours

5.9 hrs/day

Annual average peak sun hours for Wembley

DEBS Peak Window

3pm–9pm

Export at 10c/kWh during peak, 2c/kWh off-peak

Western Power Grid: Normal

No planned outages for Wembley (6014). Network operating normally.

Grid Reliability — Wembley

Western metropolitan

Backup Battery: Optional

Western coastal suburbs have among the best grid reliability in Perth thanks to modern underground cabling. Backup battery value is primarily for self-consumption and DEBS peak export.

SAIDI (min/yr)

0.8

Outages/yr

Avg duration (min)

Pass

ERA benchmark

Outage duration (SAIDI min/yr) — ERA target: ≤10565

Outage frequency (SAIFI) — ERA target: ≤1.20.8

Common outage causes in this zone:

Equipment failurePlanned maintenance

Network infrastructure: Predominantly underground distribution network. Salt-air-rated equipment in coastal areas.

Wembley Battery Overview

Established inner suburb with high property ownership and quality homes

Typical Property Profile

• Established homes (1950s-1980s)
• Mix of original and renovated
• High ownership rates (70%+)
• Family homes and professionals
• Well-maintained properties

Energy Characteristics

• Moderate to high usage (20-35 kWh/day)
• Many have existing solar
• Ducted or split AC systems
• Home offices common
• Quality appliances

Recommended Battery Systems for Wembley

Quality solutions for established homes with existing solar

Renovated Family Homes (30-40 kWh/day)

Updated properties with modern appliances, AC, and high energy needs.

Recommended: 15-20 kWh capacity

Popular options: Tesla Powerwall 3 (13.5 kWh), BYD Premium HVM 16.6 kWh, Sungrow SBR192 (19.2 kWh)

Investment: $18,000-$26,000 before rebates

After rebates: ~$13,000-$20,000 (with WA rebate + STCs)

Original Character Homes (20-30 kWh/day)

Well-maintained original homes with moderate energy consumption.

Recommended: 10-15 kWh capacity

Popular options: BYD Premium HVM 11.0 kWh, Sungrow SBR128 (12.8 kWh), Alpha ESS SMILE-B3-PLUS (13.8 kWh)

Investment: $14,000-$20,000 before rebates

After rebates: ~$9,000-$15,000 (with WA rebate + STCs)

Professionals & Downsizers (15-25 kWh/day)

Smaller households with home offices and quality of life focus.

Recommended: 10-13 kWh capacity

Popular options: sonnen eco 10 (10 kWh), Enphase IQ Battery 5P (15 kWh), LG RESU10H (9.8 kWh)

Investment: $13,000-$18,000 before rebates

After rebates: ~$8,000-$13,000 (with WA rebate + STCs)

Wembley Installation Considerations

Existing Solar Integration

Many Wembley homes already have solar systems installed:

• AC-coupled batteries work with any existing solar system
• DC-coupled requires compatible hybrid inverter
• Older inverters (10+ years) may benefit from replacement
• Battery can be added without changing existing solar

Property Considerations

• Established homes may need switchboard upgrades
• Garage or carport installations common
• Some properties have limited wall space - consider ground mount
• Character homes - maintain aesthetic with careful placement
• Budget $1,500-$3,000 for electrical upgrades if needed

Network & Tariffs

• Western Power network (SWIS)
• Synergy customer - eligible for all WA rebates
• Time of Use tariffs recommended for battery optimization
• VPP participation required for WA battery rebate
• Good grid reliability - battery provides backup security

Available Rebates for Wembley Residents

WA Battery Rebate (Synergy)

Up to $$1,300 ($$130/kWh, 10kWh max eligible). Requires VPP participation.

Federal STC Rebate

$2,900-$4,800 for typical systems (8.4 STCs/kWh at $39.9 each, Jan-Apr 2026), less from May 2026.

Combined Savings

Total rebates of $5,100-$7,400 for a 10-15 kWh system, reducing upfront costs by 30-40%.

Calculate Your Savings

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