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High-Efficiency Limpsfield Burners

Limpsfield Burners

Tri-Tech Sales supplies Limpsfield burners for commercial and industrial boiler applications. Limpsfield is a global manufacturer of high-efficiency, low-emission combustion equipment designed for precise and reliable performance across a wide range of operating conditions.

Whether you need a burner for a new boiler system, a replacement for aging equipment, or an upgrade to improve efficiency and emissions performance, our team can help. We can aid in identifying the right burner for your boiler, firing rate, fuel requirements, and application.

What Are Limpsfield Burners?

Limpsfield burners are designed to provide high efficiency, stable flame performance, and low emissions throughout the firing range. Their precision engineering helps facilities reduce fuel waste, improve boiler performance, and maintain dependable combustion under changing load conditions. Limpsfield burners can be installed on new boiler systems or used as replacement burners when the existing boiler pressure vessel remains in good condition.

Why Choose Limpsfield?

Limpsfield has manufactured combustion equipment since 1995. Its burners are designed for commercial and industrial applications. Limpsfield burners are designed to operate at approximately 3% oxygen across the firing range. Maintaining a consistent oxygen level helps reduce heat loss, improve combustion efficiency, and minimize unnecessary fuel consumption.

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Low-Emission Combustion Technology

Limpsfield burners are engineered to produce extremely low carbon monoxide emissions while supporting demanding low-NOx requirements. Depending on the application and system design, Limpsfield burners can meet NOx requirements in the 20- to 30-ppm range. This combination of efficient combustion and low emissions makes Limpsfield a strong option for facilities pursuing equipment upgrades, emissions reductions, permitting compliance, and long-term energy savings.

O₂ Target Across the Firing RangeIllustrative
8%5%2% EXCESS AIR — HEAT UP THE STACK CO RISK — TOO LITTLE AIR O₂ TARGET CURVE LOW FIREHIGH FIRE HOLD THE CURVE — NOT ONE FIXED SETPOINT

Flexible Fuel Options

Limpsfield burners can operate on a wide variety of conventional and alternative fuels, including natural gas, No. 2 fuel oil, heavy fuel oil, hydrogen, biogas, landfill gas, animal fats, and fish oils. This flexibility allows facilities to select burner configurations based on available fuel sources, backup-fuel requirements, sustainability goals, and process demands.

Limpsfield Burner Capacity Range

Limpsfield offers burner models for a broad range of boiler sizes and firing requirements. The compact LP Series covers applications from approximately 750,000 to 10 million BTU per hour. For larger industrial systems, the LC Series offers capacities reaching approximately 220 million BTU per hour.

Efficient Pre-Mixed Combustion

Limpsfield burners use a pre-mixed combustion process in which approximately 85% of the air and fuel are mixed before combustion. This helps create a clean, stable flame and promotes consistent performance throughout the firing range. The burner’s retention-head design controls the flame directly at the burner head. Manufactured using state-of-the-art art machinery often found in the aerospace or motorsport industry, Limpsfield burners outperforming standard burners. Their design supports quality assurance under an ISO9001 certified system, ensuring reliable and efficient operation across two ranges tailored to common aspects of industrial and commercial applications.

Premix Burner HeadIllustrative
FUEL AIR PREMIX CHAMBER PORTED HEAD SHORT, EVEN FLAME FRONT UNIFORM MIX · LOW PEAK FLAME TEMPS · LOW NOₓ

Advanced Oil-Fuel Control

Limpsfield burners use a hydraulically operated oil-control system designed to provide accurate fuel delivery and eliminate after-burn.

Important components include:

  • A hydraulic shut-off valve that closes directly at the oil-nozzle outlet
  • High-alloy steel nozzles designed to handle variations in oil quality
  • A spillback oil valve that regulates oil flow through a return line

Precise Gas-Fuel Control

For gaseous fuels, firing gas is injected at high velocity into the combustion-air stream before reaching a stainless-steel mixing diffuser. This promotes uniform air-and-fuel mixing before combustion.

Limpsfield’s completely linkageless procedure uses precision fuel-control components and electronic positioning to maintain accurate air-to-fuel ratios. These systems help maintain consistent combustion and smooth burner operation as boiler loads change, offering complete solutions for various industrial needs.

Replacing an Existing Burner

Upgrading an outdated burner can boost boiler efficiency, emissions, turndown, flame stability, and reliability without replacing the entire boiler. Tri-Tech Sales can assess your boiler and burner data to confirm if a Limpsfield replacement is suitable.

They handle variable oil quality well and feature UL-approved, ISO9001-certified control systems for quality and compliance. Limpsfield offers two burner ranges: the standard “off the shelf” LP and the bespoke LC range, both tailored to your boiler room needs.

Request a Limpsfield Burner Quote

To receive an accurate quote for Limpsfield products, provide as much information as possible about your boiler and application. Helpful details include the boiler manufacturer and model, required firing rate, fuel type (including gas and oil burners), operating pressure or temperature, emissions requirements, electrical service, and photos of the existing burner and boiler nameplates. Our certified technicians working with Limpsfield combustion engineering will review the application and help identify the right Limpsfield burner and fuel-control package suited to your facility. Whether you need a standard package or a bespoke range from the LC range, we offer competitive prices and complete solutions including associated valves such as flange butterfly valve and other internal components.

Contact Tri-Tech Sales today to request pricing or discuss your combustion requirements for industrial burner systems, maximizing safety and efficiency while supporting a greener environment.

Frequently Asked Questions About Limpsfield Burners

What makes Limpsfield burners different?

Limpsfield burners combine pre-mixed combustion, precise flame geometry control, low emissions, broad fuel flexibility including gaseous and liquid fuels, and a wide range of firing capacities. Their industrial forced draft design ensures superior flame retention and fuel savings, making them ideal for various furnace applications.

Can a Limpsfield burner replace my existing boiler burner?

In many cases, yes. If the boiler pressure vessel is still in good condition, replacing the burner can be a cost-effective way to improve efficiency, reliability, burner firing range, controls, and emissions performance while meeting international quality management standards.

Can Limpsfield burners operate on multiple fuels?

Yes. Limpsfield combustion offers burners suitable for firing natural gas, mineral fuel oils, hydrogen blends, biogas, landfill gas, waste oils, and several alternative or simultaneous firing fuels. Dual-fuel and single fuel burners are available, with design suitable for alternative or simultaneous firing to maximize fuel flexibility and fuel savings.

Are Limpsfield burners suitable for low-NOx applications?

Yes. Limpsfield burners are engineered for low-emission combustion and may be configured to ensure minimal emissions, including low NOx emissions in the 20- to 30-ppm range, negligible CO, and comply with federal codes. Their burner technology includes stainless steel diffusers and blast tube cones to support superior flame retention and minimal emissions.

What information is needed to size a Limpsfield burner?

Burner selection typically requires the boiler model, required firing rate, fuel type (including gaseous and liquid fuels), furnace dimensions, emissions requirements, operating conditions, available electrical service, and any specific boiler room needs. Providing details on fuel quality, burner firing range, and desired burner technology helps ensure an individually engineered solution from the Limpsfield burner range.

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800-874-9920

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