D248-400 Standing Pilot, Gas Fired, Steam Boiler, NG,MM67 LWCO - 400,000 BTU

Dunkirk D248-400 Standing Pilot, Gas Fired, Steam Boiler, NG,MM67 LWCO-400,000 BTU, Standing Pilot, Probe Low Water Cut-Off feature, Natural gas

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Product Overview

Dunkirk D248-400 Standing Pilot, Gas Fired, Steam Boiler, NG,MM67 LWCO - 400,000 BTU

Dunkirk's D248 series of gas fired boilers are industrial and commercial sized boilers that are more than capable of efficiently heating an entire institution. The D248 boiler line contains a unique feature not seen in very many commercial boilers: it can modulate its performance by controlling the fire of individual bases. Its cast iron heat exchanger allow for high commercial efficiency and the jacket panels allow for easy installation and maintenance for any part of the boiler. The D248 comes in a wide array of sizes, offering anywhere from 300,000BTU to 3,000,000BTU.

Dunkirk D248-400 Standing Pilot, Gas Fired, Steam Boiler Features:

Modular Large Capacity Heating
Complete Jacket Assembly
Cast Iron Heat Exchanger
Bases are Factory Tested for Fire Resistance

Dunkirk D248-400 Standing Pilot, Gas Fired, Steam Boiler Additional Features:

Ease of Installation
Environmentally Friendly
Built In Low Water Cutoff

Dunkirk D248-400 Standing Pilot, Gas Fired, Steam Boiler Warranty:

Heat exchanger: 12 years
Parts: 1 year

Product Accessories

	256 Boiler Control, One Stage, Outdoor Reset with Sensors Tekmar 256 One Stage Boiler Control, Energy Efficient	$159.95 Add to cart
	1/2" AutoFill & Back Flow Preventer Combination, Sweat, 573009A Caleffi, 1/2" Sweat AutoFill & Back Flow Preventer Combination, 1/2" Swt Inlet 1/2" NPT Outlet,573009A, Hot Water Systems, Glycol Solution, Radiant Heating	$105.95 Add to cart
	Extrol-90 , Extrol Expansion Tank # 90 - 14 Gallon Bladder-Type Extrol-90 , Extrol Expansion Tank # 90 - 14 Gallon Bladder-Type, For use with closed hydronic heating and cooling systems	$145.95 Add to cart

Product Specifications

General Data
Medium	Steam
Fuel Type	Natural Gas
Combustion Type	Conventional
Vent Type	Chimney
DHW Production	No
Modulating/Staging	Staging
Mount Type	Floor
Minimum Altitude (Feet)	0
Maximum Altitude (Feet)	2,000
Includes Pump	No
Assembly Type	Packaged
Performance Data
Maximum Input Capacity (BTU)	400,000
Input Capacity Range
DOE Heating Capacity (BTU)	322,000
Net I=B=R Capacity (BTU)	240,000
Efficiency (%)	80.5
Electrical Data
Voltage (Volts)	115
Phase	1
Frequency (Hertz)	60
Dimensions
Primary Vent Pipe Diameter (Inches)	10
Supply Connection (Inches)	4
Return Connection (Inches)	4
Product Height (Inches)	47 1/2
Product Width (Inches)	23
Product Depth (Inches)	38 1/4
Product Weight (Pounds)	1200
Warranty
Parts Warranty (Years)	1
Heat Exchanger Warranty (Years)	10