Current DOE CCMS record

BURNHAM BY U.S. BOILER STMX150 Boiler Specifications

Source facts reported to DOE for this exact model identifier.

Key specifications

DOE-reported brand
BURNHAM BY U.S. BOILER
Exact model number
STMX150
Boiler class
Gas-fired steam boiler
Input capacity
150,000 BTU/h
AFUE
82%
Standby power
3.7 W
Off-mode power
3.7 W

DOE source details

DOE basic model number(s)
STMX150

Source & freshness

DOE CCMS source page

Source snapshot retrieved: September 20, 2026

These records were reported to DOE. Appearance here is not a DOE compliance determination, independent test, or approval.