California Boiler carries a full range of commercial and industrial boiler systems to serve a wide variety of customer applications.

Our comprehensive offerings include firetube (dry and wet back), vertical tubeless, watertube, firebox, solid fuel fired, waste heat, steam generators, electric boiler systems and cast iron sectional boilers. Many of these boiler systems have low NOx and ultra low NOx options to meet the most stringent emissions requirements.

De Dietrich Boilers

De Dietrich DTG 230 - DTG 330 Cast Iron Boilers

The DTG 230 boilers are pre-fitted to operate on natural gas, operation possible on propane with conversion kit (option).

De Dietrich GT 330, GT 430 and GT 530

High output cast iron oil/gas-fired boilers

Evolv Industrial

Evolv "HTHW" Series Boilers

ASME Code Section High Pressure High Temperature Hot Water Boilers

Evolv Hot Water Boilers

Evolv "W" Series Boilers - ASME Code Section IV Hot Water Boilers

Evolv Steam Boilers

Evolv "S" Series Boilers - ASME Code Section I High Pressure High Pressure Steam Boilers

Hurst Boiler & Welding Company

4VT Cyclone Hot Water

Vertical Tubeless Hot Water Boiler

Counter Flow Series

Thermal Master can be built in any Hurst Steam Boiler and boost efficiency by 3-5>#/p###

Euro Series

3-Pass Firetube Boiler With Wetback Construction

Low NOx Boilers

From 10HP to 2500HP and up to 450 PSI Design

LPE Series

Modified Scotch Marine Boiler Designed to Fit Through a Standard 36"x80" Door

Series 100

Three Pass Firebox Packaged Boiler

Series 200

Two Pass Dry Back Scotch Marine Boiler

Series 250

Two Pass Semi Wet-Back Packaged Scotch Boilers

Series 300

Three Pass Dry Back Packaged Scotch Boilers

Series 400

Three-Pass Wetback Scotch Marine Boilers

Series 45

Three Pass Firebox Packaged Boiler

Series 500

Four Pass Packaged Scotch Marine Boilers - LOW Nox Available

Skid Packaged Boiler Systems

Can be factory assembled with multiple boilers on a skid with all equipment piped & wired or as simple as one boiler with feedwater and blowdown

Stack Master

Built in stainless steel economizer in front turn around area and is factory piped, wired, and installed.  Can be installed on any Hurst Steam Boiler and can increase efficiency by 2-4%.

VIX Series

Vertical XID Tuber Boiler, Steam Boiler from 30HP to 125HP from 15# to 350# Design, Hot Water Boiler from 30HP to 125HP up to 160# Design

Rite Boilers

125 PSI Hot Water Boilers

125 PSI Hot Water Boilers Power Burner Fired


High Efficiency Water Heating Boilers

High Temperature Boilers

High Temperature Hot Water Boilers (Section I) Power Burner Fired

Indoor High Pressure Steam Boilers

Rite Atmospheric Natural Gas High Pressure Steam Boilers have been providing our valued customers with high quality steam safely and reliably for over forty years.

Indoor Low Pressure Steam Boilers

So simple to maintain and operate, Rite Steam Boilers feature complete waterside access so that virtually all scale and mud deposits can be seen and mechanically cleaned during a single scheduled maintenance shutdown.

Sussman Electric Boilers

HU Electric Steam Humidification Generators

The Sussman HU Series Steam humidification line of generators has been designed to provide atmospheric, low pressure (under 15 PSIG) or high pressure (over 15 PSIG) steam for a multitude of humidification and HVAC requirements.

Model ES

Sussman ES Packaged Electric Steam Boilers

SHE Steam Heat Exchanger

This is for clean steam from plant steam, up to 500H/hr at 85 PSIG

SSH Electric Steam Superheater

This can raise temperature of steam up to 750°F.  This is an engineered product and need project requirements to size

Sussman MBA Electric Steam Generators

Small size, small capacity Sussman MBA Electric Steam Generators are perfect for industries that require efficient, high quality steam in laboratories, hospitals, computer rooms, pilot plants and for small intermittent, low-steam consuming loads.

Sussman SSB Boilers

Sussman SSB Boilers minimize contaminants because all-wetted metal parts are Stainless Steel.

SVS Electric Boilers

Sussman SVS Electric Boilers are safe, versatile easy to-use heat sources for low or high pressure steam.

SVW Vertical Hot Water Boiler

From 12KW to 1,000KW and up to 200# PSIG Design



EVOLV INDUSTRIAL boilers are the latest design and application solution for industrial applications.

Unilux High Pressure Steam Boiler

The Siemens Electronic Water Level Control System maintains a consistent water level, which is crucial for efficient, reliable boiler operation.

Unilux Hot Water Boiler

Multi Pass Flexible Watertube Boilers

Vapor Power

Circulatic Steam Generator (Low NOx <9PPM NOx)

From 75BHP to 600BHP and up to 530 PSIG Design Pressure

Electric Hot Water Boiler

From 30KW to 4,320KW and up to 415 PSIG Design Pressure

Electric Steam Boiler (Indoor and Outdoor)

From 30KW to 4320KW and from 15# to 2500 PSIG Design

Electrode Boiler

From 3,000KW to 34,000 KW and up to 500# design, Voltage 4160 to 14,400 volt

Fuel Fired and Electric Super Heaters

Natural Gas or Oil Fired Units, Capacity from 400,000 BTU to 7,700,000 BTU, 15-3200 PSIG Design and Temperature up to 1,250°F. Electric Units from 7.5KW to 600KW, 15-200 PSIG Pressure and up to 1,200°F Temperature.

Hi-R-Temp Thermal Fluid Heater

Up to Full Temperature in 5 Minutes, Capacity from 400,000 BTU to 20,000,000 BTU and up to 750°F Operating Temperature

Modulatic Line

Packaged Steam Generators

Victory Energy


Packaged D-type Watertube Boiler


Victory Energy Heat Recovery Steam Generators


Packaged O-type Watertube Boiler

boiler service

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Our complete line of boiler room equipment includes a wide range of boilers, burners, hot water heaters, feedwater systems, blowdown systems, fuel efficient equipment, control systems, oil heaters, and stack systems.

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boiler rentals

Need short term? Rent your boiler equipment.

We maintain a fleet of self-contained skid-mounted rental boilers that we can deliver to your location! Learn More