The Rinnai Hotflo Electric Hot Water System is a durable and versatile tank for medium to large households. This unit comes dual handed, allowing for flexibility during installation & can also be installed indoors or outdoors. It also includes a pressure temperature relief valve for added safety and greater thermostatic control. Manufactured in Australia to withstand Australia's harshest conditions, this tank is made to last. For homes with high hot water use, the Rinnai Hotflo twin element model is ideal for low-flow instant hot water. It provides a boost to the storage tank overnight or while you're at work, so you have instant hot water when needed.4.8k - W 315L capacity, suitable for soft water areas - Vitreous enamel steel lined tank - Inbuilt anode protection - Dual handed with pressure temperature relief valve included - Internal or external installation - Twin element - the first element heats water during the day, and then the second element kicks in when you need extra hot water after dark
The Rinnai Hotflo Electric Hot Water System is a durable and versatile tank for medium to large households. This unit comes dual handed, allowing for flexibility during installation & can also be installed indoors or outdoors. It also includes a pressure temperature relief valve for added safety and greater thermostatic control. Manufactured in Australia to withstand Australia's harshest conditions, this tank is made to last. For homes with high hot water use, the Rinnai Hotflo twin element model is ideal for low-flow instant hot water. It provides a boost to the storage tank overnight or while you're at work, so you have instant hot water when needed.4.8k - W 315L capacity, suitable for soft water areas - Vitreous enamel steel lined tank - Inbuilt anode protection - Dual handed with pressure temperature relief valve included - Internal or external installation - Twin element - the first element heats water during the day, and then the second element kicks in when you need extra hot water after dark
Rinnai 315L 4.8KW Hotflo Electric Water Storage System EHFA315T48
The Rinnai Hotflo Electric Hot Water System is a durable and versatile tank for medium to large households. This unit comes dual handed, allowing for flexibility during installation & can also be installed indoors or outdoors. It also includes a pressure temperature relief valve for added safety and greater thermostatic control. Manufactured in Australia to withstand Australia's harshest conditions, this tank is made to last. For homes with high hot water use, the Rinnai Hotflo twin element model is ideal for low-flow instant hot water. It provides a boost to the storage tank overnight or while you're at work, so you have instant hot water when needed.4.8k - W 315L capacity, suitable for soft water areas - Vitreous enamel steel lined tank - Inbuilt anode protection - Dual handed with pressure temperature relief valve included - Internal or external installation - Twin element - the first element heats water during the day, and then the second element kicks in when you need extra hot water after dark
The Rinnai Hotflo Electric Hot Water System is a durable and versatile tank for medium to large households. This unit comes dual handed, allowing for flexibility during installation & can also be installed indoors or outdoors. It also includes a pressure temperature relief valve for added safety and greater thermostatic control. Manufactured in Australia to withstand Australia's harshest conditions, this tank is made to last. For homes with high hot water use, the Rinnai Hotflo twin element model is ideal for low-flow instant hot water. It provides a boost to the storage tank overnight or while you're at work, so you have instant hot water when needed.4.8k - W 315L capacity, suitable for soft water areas - Vitreous enamel steel lined tank - Inbuilt anode protection - Dual handed with pressure temperature relief valve included - Internal or external installation - Twin element - the first element heats water during the day, and then the second element kicks in when you need extra hot water after dark
in 4 offers
The lowest price for Rinnai 315L 4.8KW Hotflo Electric Water Storage System EHFA315T48 right now is $1,180.00 at Cass Brothers, compared across 4 retailers.
The all-time low was $1,140.00 on 31 Aug 2025 — today's price is 4% above the lowest ever. This is at or near its all-time low — a good time to buy.
Prices last updated 11 June 2026.
Last updated at 11/06/2026 08:52:11
Rinnai Hotflo 315L 4.8kW Twin Electric Storage Water Heater - EHFA315T48
Free delivery
Rinnai Hotflo 315 Litre 4.8kW Electric Hot Water Heater Twin Element EHFA315T48
Free delivery between 16–19 June
Rinnai EHFA315T48 Electric Storage
Free delivery between 16–19 June
Rinnai 315L 4.8kw Hotflo Electric Water Storage System EHFA315T48
Free delivery
| Fuel Type | Electric |
| Tank Capacity | 315 L |
| Finish Colour | Grey |
| Hot Water Selection | Storage Tank |
| Temperature Control | Manual |
Rinnai Hotflo 315L 4.8kW Twin Electric Storage Water Heater - EHFA315T48
Free delivery
Rinnai Hotflo 315 Litre 4.8kW Electric Hot Water Heater Twin Element EHFA315T48
Free delivery between 16–19 June
Rinnai EHFA315T48 Electric Storage
Free delivery between 16–19 June
Rinnai 315L 4.8kw Hotflo Electric Water Storage System EHFA315T48
Free delivery
| Fuel Type | Electric |
| Tank Capacity | 315 L |
| Finish Colour | Grey |
| Hot Water Selection | Storage Tank |
| Temperature Control | Manual |