Buy wisely
Buy wiselyBuy wisely
For RetailersFor developers
  1. Home
  2. Home & Appliances
  3. Bathroom Appliances
  4. Water Heaters
  5. Rinnai Natural Gas Continuous Flow Hot Water System INF20N50MA
Buy wisely

BuyWisely is your one stop price comparison platform, delivering the best deals from over 20,000 online shops. We empower shoppers to make smart, cost-effective choices by offering transparent pricing, price history, and the latest deals across a broad range of products. With BuyWisely, your money goes further.

Popular Shops
JB Hi-Fi
The Good Guys
Harvey Norman
Appliances Online
Bing Lee
Kogan
Amazon
Officeworks
Contact Us
[email protected]
Affiliate Disclosure
Legal Information
Privacy Policy
Logos provided by Logo.dev
© 2026 BuyWisely•Price data powered by pricesAPI.io•Retailers: SellWisely.io

Price comparison

Price data powered by pricesAPI.io

Last updated at 12/05/2026 11:25:07

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
eBay.com.au

$1,399.00

Rinnai Infinity 20L Natural Gas Continuous Flow Heater 50C or 60C INF20N

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Specification

Factory Preset Max Temp50°C
Flow Rate at 25°C Rise20L/Min
Minimum Operating Flow Rate2L/Min
Nominal Gas Consumption156 MJ/Hr
Gas TypeN/G

Price comparison

Updated 30 days ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
eBay.com.au

$1,399.00

Rinnai Infinity 20L Natural Gas Continuous Flow Heater 50C or 60C INF20N

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Specification

Factory Preset Max Temp50°C
Flow Rate at 25°C Rise20L/Min
Minimum Operating Flow Rate2L/Min
Nominal Gas Consumption156 MJ/Hr
Gas TypeN/G

You may also like

Rinnai Infinity Continuous Flow Natural Gas Hot Water System
Rinnai Infinity Continuous Flow Natural Gas Hot Water System$2,299.00 - $2,552.00
1
Compare 3 offers
Rinnai Infinity Continuous Flow Natural Gas Hot Water System
Rinnai Infinity Continuous Flow Natural Gas Hot Water System$2,299.00 - $3,301.00
5
Compare 4 offers
- 2%
Rinnai Natural Gas Continuous Flow Hot Water System INF12N60MA
Rinnai Natural Gas Continuous Flow Hot Water System INF12N60MA$1,195.00 - $1,950.00
Compare 3 offers
Rinnai Infinity Natural Gas Continuous Flow Hot Water System INF26N60MA
Rinnai Infinity Natural Gas Continuous Flow Hot Water System INF26N60MA$1,604.42 - $1,784.00
1
Compare 3 offers
Rinnai Infinity Enviro Continuous Flow Hot Water System Natural Gas
Rinnai Infinity Enviro Continuous Flow Hot Water System Natural Gas$1,899.00 - $2,530.00
Compare 8 offers
Rinnai INF12L50MA LP Gas Continuous Flow Hot Water System
Rinnai INF12L50MA LP Gas Continuous Flow Hot Water System$1,192.00 - $1,192.00
Compare 3 offers
Rinnai Natural Gas Continuous Flow Hot Water System INF20N50MA
Rinnai Natural Gas Continuous Flow Hot Water System INF20N50MA
Rinnai Natural Gas Continuous Flow Hot Water System INF20N50MA

Rinnai Natural Gas Continuous Flow Hot Water System INF20N50MA

This 20-Litre continuous flow hot water system from Rinnai will ensure you have a steady flow of hot water for your household needs. Ideal for a small family, or a shared household with two or three people, this continuous flow system uses natural gas to heat up water when you need it. The continuous flow system only heats up water when it’s needed so you don’t need to install a big cylinder tank, making this a conveniently compact solution. With its 6.1 energy rating, this option is a more economical way to enjoy hot water at home, which lessens the impact on the environment while helping to reduce power usage.

This 20-Litre continuous flow hot water system from Rinnai will ensure you have a steady flow of hot water for your household needs. Ideal for a small family, or a shared household with two or three people, this continuous flow system uses natural gas to heat up water when you need it. The continuous flow system only heats up water when it’s needed so you don’t need to install a big cylinder tank, making this a conveniently compact solution. With its 6.1 energy rating, this option is a more economical way to enjoy hot water at home, which lessens the impact on the environment while helping to reduce power usage.

$1,399.00

in 1 offers

The lowest price for Rinnai Natural Gas Continuous Flow Hot Water System INF20N50MA right now is $1,399.00 at eBay.com.au.

The all-time low was $1,340.00 on 1 May 2026 — 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 12 May 2026.

Capacity:

12L
16L
26L

Rinnai Natural Gas Continuous Flow Hot Water System INF20N50MA

$1,399.00

This 20-Litre continuous flow hot water system from Rinnai will ensure you have a steady flow of hot water for your household needs. Ideal for a small family, or a shared household with two or three people, this continuous flow system uses natural gas to heat up water when you need it. The continuous flow system only heats up water when it’s needed so you don’t need to install a big cylinder tank, making this a conveniently compact solution. With its 6.1 energy rating, this option is a more economical way to enjoy hot water at home, which lessens the impact on the environment while helping to reduce power usage.

This 20-Litre continuous flow hot water system from Rinnai will ensure you have a steady flow of hot water for your household needs. Ideal for a small family, or a shared household with two or three people, this continuous flow system uses natural gas to heat up water when you need it. The continuous flow system only heats up water when it’s needed so you don’t need to install a big cylinder tank, making this a conveniently compact solution. With its 6.1 energy rating, this option is a more economical way to enjoy hot water at home, which lessens the impact on the environment while helping to reduce power usage.