Rinnai Infinity A20 Continuous Flow Gas Hot Water
Enjoy
endless hot water on demand
with the
Rinnai Infinity A20
, a compact and efficient continuous flow gas hot water system designed for New Zealand homes. Unlike traditional electric cylinders, the Infinity A-Series only heats water when you need it, making it a
reliable, energy-efficient choice
for residential use.
Perfect for
external installation
, the A20 is suited to both
mains and medium pressure water systems
. With hot water flow rates from
1.516 L/min
, it easily meets the needs of small to medium households. Available in
Natural Gas or LPG
, you can select the fuel option that best suits your home.
For added safety and durability, the A20 comes with built-in
frost protection
as standard, plus multiple
safety devices
including flame failure, boil-dry, overheat, fusible link, pressure relief valve, and combustion fan RPM check.
Key Features:
-
Continuous flow hot water
never run out
-
Energy efficient only heats water when needed
-
External installation only
-
Suitable for mains & medium pressure systems
-
Flow rate:
1.516 L/min
-
Direct electronic ignition
-
Nominal operating pressure:
1201000 kPa
-
Frost protection
fitted as standard
-
Available in
Natural Gas or LPG
(choose at purchase)
-
Fixed temperature settings: 40, 42, 50, 55, 60, 65C
-
Safety devices: flame failure, boil-dry, overheat, fusible link, pressure relief valve, combustion fan RPM check
Not Suitable For:
-
Spa or swimming pool heating
-
Hydronic heating applications
-
Areas with hard or acidic water (treatment required)
The
Rinnai Infinity A20
combines advanced technology, compact design, and proven performance to deliver hot water whenever you need it efficiently, safely, and reliably.










