| Brand | Rheem |
| Product code | Rheem |
| Booster | Electric |
| Tank type | Glass-Lined |
| System element | Bottom-Element |
| Tank size | 400 |
| Model | Model No: 491400 |
Model No: 491400, 492400 (Twin)
Designed and manufactured in Australia the Rheem 491400 Electric Water Heater is the ideal replacement for your old electric water heater
Features & Benefits:
- Easy like for like replacement - common footprint and fitting locations to older model electric water heaters ensures and easy changeover
- Dual handed fittings - provides installation flexibility
- Commercial grade enamel - provides tougher, longer lasting finish than standard enamels
- Thicker sacrificial anode - provides additional protection for cylinder against water borne contaminants
- Twin element model (492400) available. Provides a daytime boost for high demand hot water use.
- Suitable for connection to lower cost tariffs - resulting in lower running costs
- Manufactured in Australia
Warranty:
- 10 Years on cylinder*
- 3 Years Labour on cylinder
- 1 Year parts & labour
*Warranty conditions apply.
Parts for this system
We carry genuine Rheem elements and the Robertshaw thermostat for the 491 series.
Check your full model code first. The element wattage is set by the letter suffix on the data plate, not by the tank size — G4 = 1.8kW, G7 = 3.6kW, G8 = 4.8kW. A tank badged simply "491250" could be any of the three.
- Robertshaw Thermostat 70° ST1203133 — the bottom thermostat, trade-adjustable 60–70°C
- Genuine Rheem Element Sickle 1800W Incoloy — for G4 tanks
- Genuine Rheem Element Sickle 3600W Incoloy — for G7 tanks
- Genuine Rheem Element Sickle 1800W Copper — copper alternative for G4
- Genuine Rheem Element Sickle 3600W Copper — copper alternative for G7
- Bolt-on Incoloy Sickle Element 4800W — for G8 tanks
This is a single element tank. The 491 series has one element and one thermostat. The twin-element version is the 492 series, which also takes a top thermostat.
Not sure which part you need? Email sales@solarhotwaterparts.com.au with a photo of your controller or the label on your tank and we'll identify it for you. Same-day dispatch before 3pm, free delivery on orders over $150.