Trentham Energy
Insights
Guides, projects, rebates and local energy news from Central Victoria. Written by the team that does the installs.
51 articles · every one searchable
News29 October 2026 · 6 min readAll Energy Australia: what the Melbourne show tells you about where home solar and batteries are goingAll Energy Australia fills MCEC each October. What the trade show is, what its 2025 floor said about batteries and panels, and how to read the launches.Latest
All articles
Farms · 20 October 2026Diesel versus grid versus solar for farm power in 2026: the cost per kWh with every input shown
Rebates · 15 October 2026Feed in tariffs in Victoria in 2026: what your solar exports are worth
Heating & hot water · 13 October 2026Heat pump hot water vs gas and electric storage: running costs and rebates in 2026
News · 8 October 2026Why we built a free energy plan finder, and what it does that a price comparison does not
Rebates · 6 October 2026Home battery rebates in Victoria in 2026: what is still open
Products · 1 October 2026TW Solar panels in Australia: who makes them and how they compare with AIKO
Heating & hot water · 29 September 2026Getting off gas heating in Central Victoria: the rules and the running costs
Off grid
13 August 2026Off grid solar in a Central Victorian winter: what the panels really make
6 August 2026How to size an off grid solar system, and why most online calculators get Central Victoria wrong
30 July 2026Going off grid on a SWER line: the bushfire case
23 July 2026Powering a shed or workshop off grid: welders, compressors and three phase toolsFarms
22 October 2026Moving a farm pump off diesel: solar direct or battery backed, and what diesel really costs per hour20 October 2026Diesel versus grid versus solar for farm power in 2026: the cost per kWh with every input shown
24 September 2026Solar and batteries for poultry sheds: fans, heat waves and the backup power rule
8 September 2026Solar, batteries and biogas for piggeries: where the energy goes and what each one fixesBatteries
23 August 2026Home Battery Storage Basics for Central Victoria Homeowners
30 July 2026Battery Storage in the Macedon Ranges: 10kW Sigenergy Inverter and 32kWh Battery
28 July 2026Fronius Reserva Battery: A Practical Guide for Local Homes
14 July 2026Battery backup for blackouts and storm season in Central VictoriaEV charging
27 October 2026Diesel ute vs electric ute: what each costs to run on a farm in 2026
1 September 20267 kW single phase, 11 kW or 22 kW: which home EV charger you actually need
27 August 2026Charging an EV from solar on a farm or off grid: what it takes
23 July 2026Solar EV Charging: How to Charge Your Car From Your RoofHeating & hot water
Rebates
Products
1 October 2026TW Solar panels in Australia: who makes them and how they compare with AIKO
22 September 2026SigenStor Neo: what Sigenergy has actually announced, and what is still unclear in Australia
17 September 2026New solar and battery products worth watching in 2026, and which ones you can actually buy
15 September 2026AIKO ABC panels in the field: what we have learnedProjects
News
29 October 2026All Energy Australia: what the Melbourne show tells you about where home solar and batteries are going8 October 2026Why we built a free energy plan finder, and what it does that a price comparison does not
18 August 2026Spa Refrigeration: the sister business keeping Hepburn Shire and the Macedon Ranges cold
21 July 2026AWM Electrical, Greentech and why the wholesaler behind your install matters
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