Power that Meets your Needs

Use our easy-to-use diesel generator sizing calculator to quickly determine the ideal generator size for your needs. Simply input your required power load and other details, and our tool will provide a recommendation tailored to your specific requirements. If you have any doubts or need assistance in selecting the right generator, don't hesitate to contact us. Our team of experts is ready to guide you through the process and ensure you choose the best solution for your energy needs.

Diesel Generator Sizing Calculator

Enter your power requirements below to calculate the appropriate generator size for your needs.

Load Information

Total Connected Load (kW)

Power Factor

Largest Motor Size (kW)

Motor Starting Factor

Application Details

Application Type

Significant Non-Linear Loads

Simultaneous Equipment Starting

Expected Load Factor (%)

Site Conditions

Installation Altitude (meters)

Maximum Ambient Temperature (°C)

Future Expansion Allowance (%)

Generator Sizing Results

Recommended Generator Size:

125 kVA

Calculated Requirement:

112.5 kVA

Generator Utilization:

90%

Calculation Details

Base Load:	125 kVA
Motor Starting Requirement:	75 kVA
Derating Factor:	1.0
Application Factor:	1.0
Harmonic Factor:	1.0
Simultaneous Start Factor:	1.0
Expansion Factor:	1.2

Jubaili Bros in Saudi Arabia

Generators made in Saudi Arabia, backed by Jubaili Bros’ Gulf expertise and global standard. Reliable power with full local support across the Kingdom.

OUR LOCATIONS

DEPENDABLE POWER

Jubaili Bros provides dependable energy solutions that customers can trust upon, leveraging nearly five decades of engineering excellence, world-class component reliability, and Jubaili’s unique ownership experience.

ABOUT JUBAILI BROS

ENGINEERING EXCELLENCE

Nearly fifty years experience in the design, manufacturing, and deployment of power generation solutions across a myriad of applications and geographies.

RELIABILITY

Jubaili solutions are designed for durability, built in specialized plants and in close collaboration with global leaders in the energy space.

AFTERSALES EXPERIENCE

Our unique aftersales experience and our own warranty help customers to prevent downtime and extend the lifespan of products.

ENERGY SOLUTIONS

Diesel and gas generators, solar, batteries, inverters, and lighting applications.

AFTERSALES

Maximize uptime and extend the life of your Jubaili equipment with our unique aftersales capabilities.

EXPLORE SERVICE

MAINTENANCE CONTRACTS

Enjoy complete peace of mind in the running of your generator.

ENGINE OVERHAULS

Unlock a second life for your generator with engine overhauls.

FIELD REPAIRS

Our teams are readily available to rapidly respond to any issues that you may experience in your operations.

JUBAILI WARRANTY

Always directly with Jubaili and no one else.

ORIGINAL SPARE PARTS

Marapco spare parts are identical to those used in manufacturing, guaranteeing optimal compatibility and performance.

SHOP PARTS

PREVENTIVE MAINTENANCE

All the essential parts to keep your equipment in great condition.

REPAIRS

High availability of repair parts to keep your generator running.

OVERHAULING

Complete set of parts required to overhaul engines.

REPOWER

Minimize downtime with a cost efficient, swift engine swap

CONTACT US

Speak to a Jubaili Bros expert via the channel of your preference.

REQUEST CALL BACK

CHAT

Click on the on the message icon at the bottom of the screen to chat with our AI agent.

CALL

Ring us on our phone numbers available in the locations page.

WRITE

Send us your message using the contact form and we will get back to you over your channel of choice.

JUBAILI STORIES

In-depth solution showcases, expert insights, and news on our latest offerings.

READ JUBAILI STORIES

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