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Rinnai INFINITY® EFi250 Internal

  • Features
  • Suitable for
  • Technical
  • Accessories


Gunmetal Grey


211 MJ/h or 58.6 kW


55.6 kW



Energy Star Rating

REU number:REU-KM3237FFUD-ZK
Factory preset temperature:55 °C
Rinnai product code:INFEF250FFN/INFEF250FFL


CapacityHot water capacity: 1.5-37 litres per minute
Nominal water capacity: 32 litres per minute at a 25 ° rise (1920 L/h)
ConnectionsHot water outlet: R¾ (20 mm)
Cold water inlet: R¾ (20 mm)
Gas supply: R¾ (20 mm)
Condensate: R½ (15 mm)
Exhaust systemForced flue (balanced flued, room sealed fan assisted appliance). Flue dimensions; inner - 80 mm, outer 125 mm
Frost protectionFitted as standard.
Frost protection operates automatically, as long as the appliance is connected to the electrical power supply, by activating when the temperature inside the unit drops below 3.5 °C, and turns off once the temperature inside the unit reaches 7 °C.
Ignition systemDirect electronic ignition
Injector sizeNG: 1.15, 1.9, 1.8*
LPG: 0.75, 1.15, 1.1*
* only one point
Line pressure (min.)NG: 1.13 kPa, LPG: 2.75 kPa
Line pressure (max.)3.5 kPa (maximum standing pressure under abnormal intermittent conditions is 5.0 kPa).
In the case of commercial metering (i.e. 35-37 kPa coming in), there may be a requirement to regulate the incoming line pressure down.
Power consumption Normal: LPG - 92 W, NG - 72 W
Automatic frost protection: 218 W
Standby: 2.4 W
Noise level50 dB(A)
NOx af< 60 ppm
Safety devicesFlame failure, boil-dry protection, overheat protection (OHS), fusible link, pressure relief valve, combustion fan rpm check
Water supplyNominal operating pressure: 240-1000 kPa
Minimum water flow: 1.5 litres per minute
Weight32 kg
Market releaseJuly 2011
ComplianceES: Supplier Declaration of Compliance
• Declaration Number: 1008720096
• Certificate Number: 7083



$3,499.00 Regular Price
$3,088.00Sale Price
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