Ariston Next Evo X 11 LPG Gas Water Heater with Vertical Flue

Ariston Next Evo X 11 LPG

The Ariston Next Evo X 11 LPG Gas Water Heater is a compact instantaneous water-heating solution designed to provide hot water on demand using LPG.

With a nominal hot-water flow rate of up to 11 litres per minute at a 25°C temperature rise, the Next Evo X 11 is designed for domestic applications where reliable hot water, compact dimensions and efficient operation are important.

The appliance has a maximum nominal heat input of 22 kW, an A energy rating, a minimum working pressure of 0.2 bar, and dimensions of approximately 570 × 345 × 165 mm. Ariston identifies the Next Evo X 11 specifically as the LPG version of the Next Evo X range.

Key Features of the Ariston Next Evo X 11 LPG

11 L/min Instantaneous Hot Water

The Ariston Next Evo X 11 provides a nominal domestic hot-water flow rate of 11 L/min at a 25°C temperature rise. Because it is an instantaneous water heater, water is heated as it is required rather than being stored in a large cylinder.

LPG Gas Operation

This version is designed for LPG operation. Ariston lists the Next Evo X range with an 11L LPG model and a separate 16L natural-gas model.

Compact Space-Saving Design

The Next Evo X 11 has dimensions of approximately 570 mm high × 345 mm wide × 165 mm deep, making it a practical choice where installation space is limited. Ariston highlights its compact depth as a key feature of the range.

Energy Rating A

The Next Evo X range has an A ErP energy rating. The 11L LPG model has an M load profile according to Ariston’s technical data.

Electronic Control

The Next Evo X uses electronic control and direct electronic ignition to manage operation and hot-water delivery. Ariston also identifies built-in temperature stabilisation as one of the product features.

Low-NOx Burner Technology

Ariston describes the Next Evo X as using a lean-rich burner designed for low-NOx emissions. This is an important technical feature for a modern gas instantaneous water heater.

Vertical Flue Configuration

This product listing is intended for the Ariston Next Evo X 11 LPG with vertical flue configuration.

Ariston’s documentation lists a Vertical Starter and a Vertical Flue with Black Terminal 60/100 among the compatible Next Evo X flue accessories. The manufacturer’s documentation also specifies a 60/100 mm flue system for the relevant C13 configuration.

The exact flue components supplied with your purchase should be confirmed against the product/bundle configuration before installation.

Technical Specifications

Technical values are based on Ariston’s published Next Evo X documentation.

Applications

The Ariston Next Evo X 11 LPG can be considered for applications such as:

• Houses
• Apartments
• Kitchens
• Bathrooms
• Utility rooms
• Loft conversions
• LPG-powered domestic hot-water systems
• Properties where compact water-heating equipment is required

Ariston specifically identifies kitchens, bathrooms, loft conversions and utility rooms as typical applications for the Next Evo X range.

Why Choose the Ariston Next Evo X 11 LPG?

The Next Evo X 11 combines a compact form factor with instantaneous LPG water heating.

Key advantages include:

• 11 L/min nominal flow at ΔT 25°C
• 22 kW maximum nominal heat input
• LPG operation
• A ErP energy rating
• Compact 165 mm depth
• Electronic ignition
• Electronic temperature control
• Built-in temperature stabilisation
• Low-NOx burner technology
• Compatible vertical flue accessories
• 230 V / 50 Hz electrical supply

The combination of LPG operation and compact dimensions makes the product relevant for installations where an instantaneous gas water heater is required without a large storage cylinder.

Installation and Flue Requirements

The Ariston Next Evo X 11 LPG is a gas appliance and should be installed and commissioned by a suitably qualified professional.

The installer should verify:

• LPG supply and operating pressure
• Water pressure and flow
• Appliance clearances
• Flue configuration
• Flue terminal position
• Combustion air requirements
• Electrical supply
• Applicable national installation regulations
• Gas safety requirements
• Appliance commissioning requirements

Do not install or modify the appliance yourself.

The flue must be installed using the appropriate Ariston-approved configuration and accessories for the specific installation. Ariston documentation lists 60/100 mm flue components and vertical flue accessories for the Next Evo X range.

Ariston Next Evo X 11 LPG for European Customers

The Next Evo X 11 LPG is particularly relevant to European customers looking for a compact LPG instantaneous water heater.

Because gas categories, LPG specifications, flue requirements and installation regulations can differ between European countries, customers should confirm compatibility with their local installation requirements before purchasing.

EuroFuelSupply supplies heating and hot-water equipment to customers across Europe.

Frequently Asked Questions

What is the Ariston Next Evo X 11 LPG?

The Ariston Next Evo X 11 LPG is an instantaneous gas water heater designed to provide domestic hot water using LPG.

How many litres per minute does the Next Evo X 11 deliver?

The nominal flow rate is 11 litres per minute at a 25°C temperature rise.

Is the Ariston Next Evo X 11 LPG an instantaneous water heater?

Yes. It is a gas instantaneous water heater that heats water as it is required rather than storing hot water in a traditional cylinder.

What is the maximum heat input?

The maximum nominal heat input for the 11L LPG model is 22 kW.

What gas does the Next Evo X 11 use?

The 11L version is the LPG model of the Next Evo X range. Ariston lists the 11L model for LPG and the 16L model for natural gas in its current UK product information.

Does the Next Evo X 11 have an A energy rating?

Yes. Ariston specifies an A ErP energy rating for the Next Evo X models.

Can the Ariston Next Evo X 11 use a vertical flue?

Ariston documentation lists compatible vertical flue components, including a vertical starter and a vertical flue with black terminal 60/100. The exact flue configuration must be selected according to the installation requirements.

What are the dimensions of the Next Evo X 11 LPG?

The appliance dimensions are approximately 570 mm high × 345 mm wide × 165 mm deep.

What is the minimum water pressure?

Ariston specifies a minimum working pressure of 0.2 bar for the Next Evo X 11 in its current technical data.

Buy Ariston Next Evo X 11 LPG in Europe

Looking to buy an Ariston Next Evo X 11 LPG gas water heater with vertical flue?

EuroFuelSupply offers heating and hot-water products for customers across Europe.

For availability, delivery information, technical questions or larger orders, contact the EuroFuelSupply team before ordering.

Product: Ariston Next Evo X 11 LPG
Fuel: LPG
Type: Instantaneous gas water heater
Nominal flow: 11 L/min at ΔT 25°C
Maximum nominal heat input: 22 kW
Energy rating: A
Configuration: Vertical flue option/configuration
Brand: Ariston