Description
iStore 180L
Heat Pump Hot Water System
Australia’s most awarded heat pump five years running. The iStore 180L uses R290 natural refrigerant and advanced heat pump technology to cut hot water energy use by up to 70% — compact, quiet, and purpose-built for smaller households. Backed by a full 5-year comprehensive parts and labour warranty.

Five Years of Awards. Proven Performance.
The iStore 180L has been voted Australia’s best heat pump hot water system by real customers on ProductReview.com.au for five consecutive years from 2021 to 2025. Engineered for Australian conditions, it delivers 4kW of heat for every 1kW of electricity consumed — reducing CO2 emissions by up to 2.9 tonnes per year.
Up to 70% Less Energy
The iStore converts 1kW of electricity into 4kW of heat — reducing hot water energy costs by up to 70% compared to electric resistance systems, and up to 77.5% compared to gas. Installing an iStore could save you up to $1,000 per year on energy bills.
R290 Natural Refrigerant
Uses R290 (propane) — a natural refrigerant with near-zero global warming potential. Higher efficiency than synthetic alternatives, and an environmentally responsible choice that produces no harmful gases during normal operation.
Solar Timer Ready
Dual built-in timers let you schedule heating during peak solar generation hours to maximise self-consumption. Set it to run from 10am to 4pm and let your solar PV power your hot water — reducing running costs to as little as $100 per year.
Voted #1 Five Years Running
ProductReview.com.au has awarded iStore the #1 heat pump hot water system every year from 2021 to 2025 — based on verified reviews from real Australian customers. The most trusted heat pump in Australia.
STC Rebates Available
Eligible for federal Small-scale Technology Certificates, reducing your upfront cost. Victorian Solar Hot Water Rebate and NSW ESCs may also apply. We handle all the paperwork.
Local Illawarra Install
Installed by our licensed local team. Same-day and next-day availability across Wollongong, Shellharbour, and the Illawarra region. Must be installed by a licensed plumber.

Dual Timer Control + Electric Booster
The iStore LCD controller makes it simple to schedule heating around your solar generation, off-peak tariff, or daily routine. Two independent timers give you full flexibility — and the one-shot electric booster mode tops up the tank when you need extra hot water fast.
- Eco mode — heat pump heating for lowest running cost
- Electric Booster mode — one-shot boost to target temperature
- Dual timers — set two independent heating windows per day
- Auto anti-legionella protection cycle built in

5-Year Warranty — Everything Included
The iStore 180L is backed by one of the most comprehensive warranties in the industry. Every major component — tank, refrigeration, electrical, anode, and PTR valve — is covered for the full 5 years, parts and labour. No hidden tiers, no partial cover.
- 5yr glass-lined tank — parts and labour
- 5yr refrigeration system — parts and labour
- 5yr electrical — controller, sensor leads — parts and labour
- 5yr sacrificial anode and PTR valve — parts and labour
Technical Specifications
Warranty Coverage
The iStore 180L is backed by a full 5-year comprehensive parts and labour warranty — one of the most complete in the industry. Every major component is covered. Warranty must be registered online within 6 weeks of installation at heatpumps.istore.net.au/warranty-registration.
Government Rebates & Energy Certificates
Applicable incentives are applied as a point-of-sale discount. No claiming, no paperwork on your end.
All STCs and ESCs are assigned as a point-of-sale discount for supply-and-install pricing. We handle all the paperwork and pass the saving directly to you.
Delivery Information
This hot water system is offered with free delivery to the following areas:
All sales need to be within a 50 km radius of a town with a population over 30,000. For all other areas, please phone to check delivery options.
Outside the areas above? Please call before ordering. Purchases outside our free-delivery zones will be refunded as delivery cannot be arranged.
Product Resources
Brochures, manuals, and compliance documents for the iStore Heat Pump.
| 📄Product Brochure PDFSpecifications & features→ |
| 📖User Manual PDFFor licensed installers→ |
| ✅Warranty Document PDFTerms & conditions→ |
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