24-Hour Emergency Power Service Since 1965
Call Us Free: 1-800-899-3931 or Request a Quote

Generator Experts

Specialists in Generators & Diesel Fire Pumps

Duthie Power Services is the largest independent generator and fire pump service provider in Southern California. We specialize in performing routine maintenance, diagnostics, repairs, and emergency power restoration on all makes and models of diesel, natural gas, LP vapor, liquid (spark ignited) generators and diesel fire pumps – 24 hours a day, 365 days a year.


Markets Served

Hospitals and Health Care Facilities
Commercial & Industrial Buildings
Property and Building Management
High-Rise Office Buildings
Communication & Data Centers
Colleges and Universities
School Districts
Hotels
Cellular Service Towers
Utility Companies
Refineries
Amusement Parks
Governmental Agencies
Grocery and Warehouse Stores
High end residential

Specialists in Marine
Duthie Power is a member and sponsor of The Society of Port Engineers LA/LB and one of the few companies in Southern California that provide marine delivery, rental generators and ship aboard connection. We also specialize in motor rewinds, cabling, power controls, distribution and paralleling.


ATS Maintenance and Repairs

Duthie Power provides full comprehensive preventative maintenance including contact cleaning, lubrication, calibration and testing of all makes of automatic and manual transfer switches.

Load Bank Testing

Help ensure that your generator will be fully operational and capable of the highest possible load it may be required to handle at any critical point in time by testing annually.

Factory Trained Technicians



Our technicians are ‘factory-trained’ to service an extensive range of generator and fire pump engine makes and models. They have experience with the Fire & Life Safety practices and follow the best practices of the NFPA [National Fire Protection Agency]. We employ a large team of EGSA [Electrical Generating Systems Association] Certified and in-training technicians.

Service Fleet

The size of both our field technicians and support staff ensures rapid response times. Our fleet of service vehicles is fully stocked with the parts needed for most routine services and repairs.

Parts Warehouse

Duthie Power Services operates from a 22,500 square foot facility with an extensive inventory of parts on hand, many parts that may be difficult to find elsewhere, to ensure we can get you running and keep you running with minimal downtime. In addition to generator parts, we stock more than 10,000’ of cable, automatics transfer switches [ATS], PM filters, batteries, engine oil, air and fuel filters, block heaters and many other commonly used parts. We can also deliver diesel fuel if needed.

2335 E. Cherry Industrial Circle
Long Beach, CA 90805
Phone: 800.899.3931
Fax: 562.790.8230
Website: http://duthiepower.com
Email: info@duthiepower.com