Honeywell Eclipse RatioMatic Burner

  • Capacity range: 500,000 to 30,000,000 Btu/hr. (147 to 8785 kW)
  • Turndown: up to 90:1 depending on burner size and chamber conditions
  • Max. process temperature: 1900°F (1038°C)
  • Fuels: natural gas, propane, butane



Simply put, the low emissions Honeywell Eclipse RatioMatic burner is the world’s most reliable air-heating burner. With a design that takes the guesswork out of start-up and adjustment, the Eclipse RatioMatic burner is both safe and easy to use.

The burner features a ratio regulator that automatically compensates for changes in operating conditions without requiring an additional gas adjustment, a direct-drive air butterfly that eliminates linkage which can slip or jam during operation, and it is ideal for emission-sensitive processes due to Low NOx, CO and aldehydes. Overall, with the RatioMatic burner Eclipse engineers have created an air-heating burner that offers robust and reliable performance.

Technical Information

Ask us for engineering or product support to configure your burner.

Honeywell Eclipse RatioMatic is a nozzle-mix type burner designed for direct and indirect air heating and oven applications up to 1900°F (1040°C). The burner package includes a combustion air blower and an air:gas ratio regulator to fire over a wide gas turndown range at a controlled ratio. The burner is designed for: efficient ratio-controlled combustion, reliable burner operation, simple burner adjustment, direct spark ignition, and multiple fuel capability. A wide variety of options and configurations are available due to the modular design of the burner.

Burner options include: Burner Model / Size, Firing Position, Burner Configuration, Fuel Type, Fuel Supply, Combustor Type and Material, Combustor Length, Nozzle Type, Air Supply, Control Motor, Limit Switch, Loading Line Type, Air Pressure Switch, Piping Connection and Flame Supervision.

Eclipse RatioMatic Burners with packaged blower

RM0050 Maximum Input, 650,000 Btu/hr. (190 kW), 60 Hz
RM0075 Maximum Input, 970,000 Btu/hr. (284 kW), 60 Hz
RM0100 Maximum Input, 970,000 Btu/hr. (284 kW), 60 Hz
RM0200 Maximum Input, 2,300,000 Btu/hr. (673 kW), 60 Hz
RM0300 Maximum Input, 3,550,000 Btu/hr. (1040 kW), 60 Hz
RM0400 Maximum Input, 4,500,000 Btu/hr. (1310 kW), 60 Hz
RM0500 Maximum Input, 5,780,000 Btu/hr. (1690 kW), 60 Hz
RM0700 Maximum Input, 7,640,000 Btu/hr. (2240 kW), 60 Hz
RM1000 Maximum Input, 12,500,000 Btu/hr. (3664 kW), 60 Hz
RM1250 Maximum Input, 14,600,000 Btu/hr. (4279 kW), 60 Hz
RM1500 Maximum Input, 17,700,000 Btu/hr. (5188 kW), 60 Hz
RM2000 Maximum Input, 23,200,000 Btu/hr. (6800 kW), 60 Hz
RM2500 Maximum Input, 27,600,000 Btu/hr. (8090 kW), 60 Hz
RM3000 Maximum Input, 32,200,000 Btu/hr. (9428 kW), 60 Hz

Technical Documentation

Download PDF files:

Eclipse RatioMatic Brochure

Eclipse RatioMatic Tech Info

Eclipse RatioMatic Operating Instructions

RatioMatic Data Sheet:

Eclipse RM0050 Data Sheet

Contact us for more Data Sheets

Spare Parts

Spare Parts: click here

Then select Part Detective, and type in the model, like “RatioMatic”


To view video, click on the photo, or here: