Dunkirk® ESC412532100403 ERP_025866

It features a dependable cast iron heat exchanger with cast iron push nipples. The ESC IV also has a patented protective heat shield baffle which safeguards the casting above the water line. The unit is equipped with a Honeywell pressure control, boiler water level gauge glass, a steam pressure gauge and an electronic low water cut off. The ESC IV features a compact footprint for application flexibility. The unit's cast iron swing door and large flue ways allow for easy cleaning and servicing. The ESC IV is backed by a 12 years "Cast to Last" limited warranty and is made in the USA.

Dunkirk® Oil Fired Steam Boiler with Tankless Coil, Series: ESC-IV, ESC-4125ST Model, 120 V, 60 Hz, 1 -Phase, 0.82 AFUE, 175 MBH Input, 147 MBH Heating BTU, 110 MBH Net BTU Rating, 1.25 gal/hr, 2 in NPT Supply, 1-1/2 in Return Connection, Oil Fuel, Atmospheric (Chimney) Vent, Beckett Burner, 13 gal to Water Line, 9 gal to LWCO Line Input, 8 x 8 in Square, 6 in Dia x 15 ft H Chimney Size, 1.10 - 60 deg B Nozzle, 4 -Section, 458 sq-ft Net Rating, 6 in Vent Dia, 140 lb/sq-in Pump Pressure, Cast Iron, 21-7/8 in W x 35-3/4 in H x 20-1/4 in D

• Cast iron heat exchanger with cast iron push nipples, swing door
• Beckett oil burner, target wall/liner combustion
• Wiring harness, burner electric disconnect
• Electronic low water cut-off
• Crated boiler, flush jacket, ASME relief valve, drain valve, plastic cover, (2) 2 in supply tappings, 1-1/2 in return tapping and skim port
• Textured paint jacket with compact footprint
• Cast iron swing door and large flue ways allow for easy cleaning and servicing
• 12 years limited warranty

• Instruction/Installation Manual https://assets.unilogcorp.com/267/ITEM/DOC/Dunkirk_ESC621032100403_Manual.pdf
• Specification Sheet https://assets.unilogcorp.com/267/ITEM/DOC/Dunkirk_ESC412532100403_Specification_Sheet.pdf