Cable Co Blog — Expert Guides on EV Charging, Solar, Battery & Electrical
Expert guides, cost breakdowns, and technical insights from Cable Co's licensed electrical engineers. Covering EV charger installation, solar and battery storage, heat pumps, strata compliance, and home electrification across NSW and Australia.
EV Charger Installation Cost Australia 2026 — What 500 Installs Taught Us
By James Mitchell · 2026-06-15 · 9 min
After completing our 500th EV charger installation in May 2026, we pulled every invoice, every scope variation, and every switchboard surprise into a single dataset. Here's what Australian homeowners actually pay — and where the real costs hide.
Key takeaway: EV charger installation in Australia costs $1,500 to $5,000 in 2026, with a median of $2,150 for a complete 7kW Level 2 home charger including hardware and labour. The main cost variables are charger type ($600–$3,000), cable distance from switchboard ($30–$50/metre), and whether electrical upgrades are needed (30–45% of homes require them). NSW government rebates of up to $500 can reduce out-of-pocket costs.
Best EV Charger for Home Australia 2026 — Tested by the Electricians Who Install Them
By James Mitchell · 2026-06-15 · 11 min
Most EV charger reviews are written by journalists who've never wired a switchboard. This one is written by the electricians who install, troubleshoot, and warranty these units daily. After 500+ installations, here's what actually works.
Key takeaway: The best EV charger for Australian homes in 2026 is the Tesla Wall Connector for Tesla owners (lowest 2.1% callback rate, $1,800–$2,500 installed), the Zappi by myenergi for solar homes (intelligent solar diversion saves $400–$600/year), and the EVnex E2 for those wanting Australian-designed hardware with local support. Based on 500+ installations and real-world failure data from Cable Co’s licensed electricians.
Solar Battery Storage NSW 2026 — The Economics Have Finally Shifted
By Sarah Thompson · 2026-06-15 · 10 min
For five years, the maths on home batteries didn't work. In 2026, three things changed simultaneously: battery prices dropped 22%, NSW electricity rates hit $0.38/kWh, and feed-in tariffs collapsed to $0.05. The crossover point has arrived.
Key takeaway: Solar battery storage in NSW costs $8,000–$18,000 installed in 2026, with the most popular 13.5kWh systems (Tesla Powerwall 3) at $12,000–$14,000. Payback period is now 4.5–7 years thanks to three simultaneous shifts: battery prices fell 22%, NSW electricity hit $0.38/kWh, and feed-in tariffs collapsed to $0.03–$0.05/kWh. Storing solar instead of exporting saves $0.33/kWh — making batteries rational for the first time.
Heat Pump vs Gas Hot Water NSW — The $12,000 Decision Nobody Talks About
By James Mitchell · 2026-06-15 · 8 min
Your hot water system is the second-largest energy consumer in your home. When it fails — and they all fail eventually — you have 48 hours to make a $4,000–$6,000 decision. This guide ensures you make it with data, not panic.
Key takeaway: A heat pump hot water system costs $2,800–$5,500 installed in NSW (after federal STC rebates) and saves $400–$700 per year versus gas. Over 10 years, total cost of ownership is $5,000–$8,000 less than gas. The critical decision point: if your gas system is 8+ years old, replacing proactively avoids emergency replacement costs ($800–$1,500 premium) and locks in a decade of lower running costs before NSW’s 2035 gas phase-out.
Strata Electrical Compliance 2026 — The FM Manager's Liability Shield
By Sarah Thompson · 2026-06-15 · 8 min
In March 2026, a Sydney strata manager was personally fined $45,000 after an electrical fire in a common area with overdue RCD testing. The building's insurance claim was denied. This guide exists so that doesn't happen to you.
Key takeaway: Strata electrical compliance in NSW requires RCD testing every 6 months, emergency lighting testing every 6 months, switchboard thermal imaging annually, and full electrical installation inspections every 5 years. Non-compliance penalties reach $550,000 for corporations. Annual compliance costs $5,900–$15,100 for a typical 50–100 unit building ($60–$150 per lot). A proactive compliance program reduces liability exposure for FM managers and body corporate committees.
Why Cable Co Became an Origin Energy Preferred Commercial Partner — And What It Means for You
By Daniel Harris · 2026-06-18 · 11 min
In early 2026, Cable Co was accepted into Origin Energy's Preferred Commercial Partner Program — a move that fundamentally changes what we can offer residential, commercial, and strata clients across NSW. Here's what drove that decision, and why it matters for your next EV charging project.
Key takeaway: Cable Co is an Origin Energy Preferred Commercial Partner for EV charging infrastructure in NSW. This partnership provides customers with volume pricing on EV chargers (saving $200–$10,000 depending on project scale), Origin-backed extended warranties up to 5 years, access to Origin’s 8c/kWh EV Power Up overnight charging rate, Load Management Systems for strata buildings, and integrated electrification solutions combining solar, battery, and EV charging under one energy platform.