12L Stainless Steel Diaphragm Activated Gas Geyser
The Diaphragm Activated 12L Gas Geyser provides a reliable source of hot water with relatively low maintenance. This battery-ignited gas water heater can heat up to 12 litres of hot water per minute through a single outlet.
TYPE D install outdoors with a medium cover
Simple and reliable
Built with basic time-tested technology understood by most installers, diaphragm activated geysers provide a reliable hot water source with minimal maintenance needs.
Energy saving
Enjoy maximised energy savings with on-demand heating, only heating water as you need it.
Double safety
Flame shut-off and pressure relief protection for ultimate peace of mind.
Outdoor longevity
Install outdoors with a medium-size weather box cover to extend the lifespan and retain the warranty.
- Diaphragm activated
- Requires no electricity – flame ignition and geyser functions are battery operated
- 84% energy efficiency
- Neat and compact Stainless steel cover
- LCD temperature display
- Flame failure safety device (FFD)
- Pressure relief protection (to function effectively,
the valve must be set to your water pressure)
Max gas pressure 2.8 kPa
Max gas consumption 1.86 kg / hour
Rated Input 24 Kw
Water pressure 50-500 kPa
Water Output (min/max) 6L - 12L / min
Unit weight 8.0 Kg
Unit size 685 x 340 x 175 mm
Packaged weight 9.35 kg
Packaged size 710 x 395 x 210 mm
Gas Type LPG
Sku: JSD12DH
Cylinder vaporisation rates
(maximum short term use)
48kg = 1,9kg/hr
19Kg = 0,92kg/hr
9kg = 0,46kg/hr
Minimum cylinder size = 19kg
Minimum regulator size = 4kg/hr
Minimum ID pipe size
12mm = less than 4 meters
16mm = between 4-14 meters
Products required for the 12L Diaphragm Activated Gas Geyser
The Dewhot Bucket Test : Determine your flow rate
12L Diaphragm Activated Gas Geyser FAQs
The 12L Diaphragm Activated Gas Geyser is a single-application gas water heater, suitable for a bathroom with a shower and a basin when run at different times. The temperature of a diaphragm activated gas geyser is manually calibrated to the flow rate of the single outlet. The 12L Diaphragm Activated Gas Geyser provides a continuous flow to a single outlet with a flow rate of up to 12 litres per minute.
Remember, for optimal performance, ensure the flow rate doesn’t exceed 12 litres per minute.
The 12L rating means this geyser can heat up to 12 litres of hot water per minute. The 12L diaphragm activated gas geyser can provide hot water to a single outlet with a maximum flow rate of 12L per minute, such as a shower or a bath. Unlike electric geysers with limited tank capacity, this gas geyser heats water on demand, so you’ll experience a consistent hot water supply as long as you have gas!
The logic tree is a tool that guides you through a series of questions to help find the gas water heater solution the would be most suitable for your individual home set up.