40 HP Columbia MPH-40 Firetube Steam Boiler
Stock #:
Specifications
Description
OVERVIEW
Used 2018 Columbia Type MPH-40 packaged low-pressure steam boiler, rated 40 boiler horsepower, built by Columbia Boiler Company of Pottstown, Pennsylvania. Horizontal three-pass, wet-base firetube design (Columbia data sheet), nameplate-rated for 15 PSI steam / 30 PSI water maximum allowable working pressure. Natural gas fired at 1,680,000 BTU/hr input with a Power Flame JR30A-13 forced-draft gas burner, delivering 1,378 lbs/hr of steam. Comes with water column and gauge glass, low-water cutoff, steam pressure gauge, steam stop valve, and a full gas train with regulator. 115V / 60 Hz, 15 amps or less. Located at our Miami Warehouse and ready for inspection.
Well suited to low-pressure process steam, building and campus heating, institutional and hospital steam plants, humidification, laundries and dry cleaners, and food and beverage processing.
EQUIPMENT SPECIFICATIONS
- Manufacturer: Columbia Boiler Company, Pottstown, PA, USA
- Model / Type: MPH-40
- Equipment Type: Horizontal three-pass wet-base firetube steam boiler (Columbia data sheet)
- Boiler Horsepower: 40 HP
- Maximum Allowable Working Pressure (MAWP): 15 PSI steam / 30 PSI water (low pressure)
- Heating Surface: 138.9 sq ft
- Fuel: Natural gas
- Year Built: 2018
- Electrical: 115 volts, 60 cycles; overall ratings 15 amps or less
- Listing: UL-listed gas-fired boiler assembly, for use with GR.6 primary safety controls
- Installation: noncombustible flooring only. Minimum clearances to combustible walls and ceilings: front 48", rear and sides 36", above 36", vent connector 18"
- Water column with gauge glass and low-water cutoff (LWCO)
- Steam pressure gauge
- Steam stop / gate valve
- Gas train with manual gas pressure regulator and shutoff
- Eaton safety/disconnect switch
- Dimensions (Columbia data sheet, MPH-40): overall length 92.0"; width 32.5"; height to supply outlet 65.5"
- Dry Weight (Columbia data sheet, MPH-40): 2,666 lbs
- Connections (Columbia data sheet, MPH-40): 4" NPT steam supply; 3" NPT return; 1-1/2" NPT safety valve opening; 1-1/2" NPT drain; 10" flue outlet
- Water Content (Columbia data sheet, MPH-40): 161 gal at steam level; 227 gal flooded
Performance Ratings
- BTU Input: 1,680,000 BTU/hr (natural gas)
- Steam Capacity: 1,378 lbs/hr
- Safety Valve Capacity: 1,378 lbs/hr
- Gross Output: 1,377,600 BTU/hr (Columbia data sheet, MPH-40)
- Rated Pressure: 15 PSI steam / 30 PSI water
Burner System
- Manufacturer: Power Flame
- Model: JR30A-13 forced-draft gas burner
- Fuel: Natural gas
- Gas Input Range: 425–1,680 MBH
- Motor: 1/3 HP
- Control Voltage: 115V / 60 Hz
- Flame Safeguard: Honeywell
- Gas train with manual gas pressure regulator
ADDITIONAL INFORMATION
- Condition: Used
- Location: Miami Warehouse
- Low-pressure design (15 PSI steam); not for high-pressure process applications
- 115V single-phase supply
- Buyer responsible for transport and rigging from current location
- Inspection welcome. Contact us for additional photos, video walkthroughs, or technical questions
- Yard tag: BSC40HP299
Request a Quote
Interested in this boiler? Send us a message and we’ll get back to you with pricing, availability, and shipping options.
What happens next
- Send your request — takes about a minute.
- Hear back within 24 hours with pricing, full specs, and current availability.
- We handle the logistics — rigging, freight, and delivery anywhere in the country.