Discontinued Product, please contact 0800 RINNAI for more information

Discontinued Product, please contact 0800 RINNAI for more information

Rinnai Energysaver 553FT

Rinnai Energysaver 553FT


Spare parts and conversion are no longer available for this heater.
Information such as the operating and installation instructions, specification information, and servicing information (in some cases) is still available to support existing installed models.

High efficiency power flued convection heater.

• vertical format compact energysaver
• low level warm air discharge with modulating fan that selects the ideal fan speed
• electronic ignition and temperature control
• electronic self diagnosis service codes
• humidifier tray

Suitable for
Domestic applications—open plan areas. Can heat up to 63 m² (depending on geographical location in NZ).
Gas type
Available for Natural Gas or LPG. Gas type specified at time of purchase.

General clearances
The appliance must not be built-in.

Colour: Beige
Input: 8-23 MJ/h
Output: 5.5 kW (on high), 19 MJ/h
Efficiency: 4-star AGA star rating


Air Volume Low 2.44 m³/min.
High 3.71 m³/min.
Combustion System Stainless steel bunsen burner
Connections • Gas R ½ 15 mm BSP male thread
• Flue connection 80 mm diam.
Fan Type 7-stage modulating logic controlled
Humidifier Tray Capacity 1.1 litres
Ignition System Automatic ignition (continuous spark)
Indicators AM/PM, on, filter, timers, delay/off, preheat, filter, economy, digital display, error codes, auto-comfort, child lock
Noise Level 30.8-43.6 dB(A)
Operation Finger touch control buttons and 2-stage programmable timer with delay and economy settings
Power Consumption 45-60 W (low to high)
Safety Devices Flame failure, overheat switch, thermal fuse, power surge, power failure, fan delay, pre-purge, and room overheat
Temperature Control  Programmable electronic thermostat
Weight 23 kg
Market Release 1992
Discontinued 2001
Obsolete Dec 2007


All dimensions are in mm.

Ducted Gas Heating Service Centre

Ducted Gas Heating Service Centre
Operating 5 days a week, 8am to 5pm, Monday to Friday our New Zealand based customer service centre provides nothing but top quality. If you need to book in a Ducted Gas Heating service, we have a team of providers fully trained and equipped with diagnostic tools to service your appliance when you need them. 

Architects Portal

*Architects* Portal

Are you an Architect, Designer or Specifier?

We have everything you need to support your design process including CAD & BIM content. Check out everything you need from one easy Architects and Designers portal.

Enquire about a product

We’re happy to help with anything, big or small. Please fill out the short form below and we’ll get back to you within 24 hours.

Please enter your name Please enter your email address Please enter a subject Please enter a message