Current DOE CCMS record

BOCK 33E Water Heater Specifications

Source facts reported to DOE for this exact model identifier.

Key specifications

DOE-reported brand
BOCK
Exact model number
33E
DOE heater type
Oil-fired Storage Water Heater
Rated storage volume
30 gallons
Draw pattern
High
UEF
0.67
First hour rating
140 gallons
Recovery efficiency
75%

DOE source details

DOE basic model number(s)
33E

Source & freshness

DOE CCMS source page

Source snapshot retrieved: September 21, 2026

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