Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

LENNOX 47K09 Natural Gas Burner Orifice - Replacement HVACR Controls, Switches & Thermostats
LENNOXReplacement HVACR Controls, Switches & Thermostats

LENNOX 47K09 Natural Gas Burner Orifice

LENNOX Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Natural Gas Burner Orifice.

SKU 3G-OTH-94441

Brand
LENNOX
Item
47K09 Natural Gas Burner Orifice
Category
Replacement HVACR Controls, Switches & Thermostats
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

LENNOX
Manufacturer Part Number
47K09
Product Type
Natural Gas Burner Orifice

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

LENNOX Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

LENNOX Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Natural Gas Burner Orifice.

Frequently Asked Questions

What is the LENNOX 47K09 natural gas burner orifice used for?

The LENNOX 47K09 natural gas burner orifice is a replacement component for HVAC systems. It regulates gas flow to the burner for proper combustion in residential and light commercial furnaces. This part ensures efficient heating and safe operation when replacing worn or incorrect orifices.

What are the specifications of the LENNOX 47K09 burner orifice?

The LENNOX 47K09 is a natural gas burner orifice with manufacturer part number 47K09. It is designed as a direct replacement for compatible LENNOX furnace models. The orifice controls gas pressure and flow rate to maintain correct burner flame characteristics. Always verify compatibility with your unit.

Where to buy LENNOX 47K09 natural gas burner orifice worldwide?

You can source the LENNOX 47K09 natural gas burner orifice through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time. We supply genuine replacement parts for HVAC systems.

How to install the LENNOX 47K09 burner orifice?

To install the LENNOX 47K09 burner orifice, first shut off gas and power to the furnace. Remove the old orifice using a wrench, then thread the new one into the burner manifold hand-tight plus a quarter turn. Reconnect gas line, check for leaks with soapy water, and test operation. Consult a licensed technician if unsure.

Used in

Common applications for LENNOX
Commercial HVAC maintenance — Lennox blower wheel 31G67 for replacing worn fans in rooftop units
Gas furnace repair — Lennox induced draft blower 56W68 for exhaust system replacement in residential furnaces
Thermostat upgrade — Lennox 24Z12 for manual control in heat and cool applications in office buildings
Safety system replacement — Lennox limit switch 26G78 for over-temperature protection in industrial heaters
Heat exchanger retrofit — Lennox heat exchanger assembly 96L74 for furnace repair in manufacturing facilities

LENNOX Products

3G Electric supplies LENNOX replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Burner assembly for gas-fired heating equipment. Designed as a replacement component in commercial HVAC systems to support combustion and heat transfer
LENNOX
Burner assembly for gas-fired heating equipment. Designed as a replacement component in commercial HVAC systems to support combustion and heat transfer
Flame sensor for gas furnaces and boilers. Detects flame presence to control gas valve operation, preventing unburned gas accumulation. Replacement part for HVACR systems
LENNOX
Flame sensor for gas furnaces and boilers. Detects flame presence to control gas valve operation, preventing unburned gas accumulation. Replacement part for HVACR systems
Flame sensor for gas furnaces and boilers. Detects flame presence to keep gas valve open only when flame is confirmed, preventing unburned gas accumulation. Replacement part for HVAC systems
LENNOX
Flame sensor for gas furnaces and boilers. Detects flame presence to keep gas valve open only when flame is confirmed, preventing unburned gas accumulation. Replacement part for HVAC systems
The LENNOX 73K38 is a direct spark igniter used in gas-fired heating equipment such as furnaces and boilers. It generates a high-voltage spark to ignite the pilot or main burner, providing reliable ignition in residential and commercial HVAC systems
LENNOX
The LENNOX 73K38 is a direct spark igniter used in gas-fired heating equipment such as furnaces and boilers. It generates a high-voltage spark to ignite the pilot or main burner, providing reliable ignition in residential and commercial HVAC systems
Hot surface igniter for gas-fired furnaces and heating systems. Provides high-temperature heat to ignite the gas burner in residential and light commercial HVAC applications. Direct replacement for compatible LENNOX furnace models
LENNOX
Hot surface igniter for gas-fired furnaces and heating systems. Provides high-temperature heat to ignite the gas burner in residential and light commercial HVAC applications. Direct replacement for compatible LENNOX furnace models
Enthalpy control for economizer operation in commercial HVAC systems. Senses outdoor air enthalpy to enable free cooling when conditions are favorable, reducing mechanical cooling load. Suitable for rooftop units and air handlers
LENNOX
Enthalpy control for economizer operation in commercial HVAC systems. Senses outdoor air enthalpy to enable free cooling when conditions are favorable, reducing mechanical cooling load. Suitable for rooftop units and air handlers

More from LENNOX

View all LENNOX parts
This natural gas burner orifice meters the flow of gas into a burner to maintain the correct air-fuel mixture for combustion. It is used in HVAC systems, furnaces, and boilers. Part number 32K70
LENNOX
This natural gas burner orifice meters the flow of gas into a burner to maintain the correct air-fuel mixture for combustion. It is used in HVAC systems, furnaces, and boilers. Part number 32K70
Ignition control board for managing the ignition sequence of gas burners in HVAC systems. Used as a replacement part in residential and light commercial heating equipment to ensure proper burner startup
LENNOX
Ignition control board for managing the ignition sequence of gas burners in HVAC systems. Used as a replacement part in residential and light commercial heating equipment to ensure proper burner startup
Replacement electric sequencer for HVAC systems. Controls the staging of heating elements in electric furnaces to prevent electrical overload and maintain steady heat output. Used to restore proper furnace operation
LENNOX
Replacement electric sequencer for HVAC systems. Controls the staging of heating elements in electric furnaces to prevent electrical overload and maintain steady heat output. Used to restore proper furnace operation
Flame sensor for gas-fired HVAC systems. Detects burner flame presence and signals the control board to maintain gas valve operation. Used in residential and commercial furnaces, boilers, and rooftop units
LENNOX
Flame sensor for gas-fired HVAC systems. Detects burner flame presence and signals the control board to maintain gas valve operation. Used in residential and commercial furnaces, boilers, and rooftop units
Ignition control board for managing ignition sequence and flame monitoring in HVAC systems. Used as a direct replacement part in compatible residential and light commercial heating equipment
LENNOX
Ignition control board for managing ignition sequence and flame monitoring in HVAC systems. Used as a direct replacement part in compatible residential and light commercial heating equipment
Ignition control board for gas-fired HVAC systems. Manages ignition sequence, burner startup and shutdown, and safety interlocks. Direct replacement for compatible Lennox furnaces
LENNOX
Ignition control board for gas-fired HVAC systems. Manages ignition sequence, burner startup and shutdown, and safety interlocks. Direct replacement for compatible Lennox furnaces
The LENNOX 95M57 is a contactor used in HVAC and refrigeration systems to switch electrical loads such as compressors, fan motors, and other high-current components. It is a replacement part for controls, switches, and thermostats in commercial and industrial equipment
LENNOX
The LENNOX 95M57 is a contactor used in HVAC and refrigeration systems to switch electrical loads such as compressors, fan motors, and other high-current components. It is a replacement part for controls, switches, and thermostats in commercial and industrial equipment
Flame sensor for gas-fired heating equipment. Detects burner flame presence and sends a signal to the control board; if no flame is sensed, the system shuts off the gas valve. Direct replacement for compatible Lennox systems
LENNOX
Flame sensor for gas-fired heating equipment. Detects burner flame presence and sends a signal to the control board; if no flame is sensed, the system shuts off the gas valve. Direct replacement for compatible Lennox systems