Description

350 kW Cummins Diesel Generator

The 350 kW Cummins Diesel Generator delivers robust, efficient power for demanding installations. At its core is the Cummins QSG12-G3 6-cylinder, 12 L turbocharged, diesel engine — designed for durability and reliable operation. This unit includes a premium Stamford HCI434E/444E alternator and the advanced Deep Sea DSE7320 controller for full system monitoring and protection.

Key Specifications

• Power Output: 350KW/438KVA Standby, 320KW/400KVA Prime
• Engine Model: Cummins QSG12-G3 – 6-cylinder, 12 L displacement, turbocharged
• Alternator Model: Stamford HCI434E/444E – brushless alternator
• Controller: Deep Sea DSE7320 – automatic start/stop, full diagnostics, and protection features
• Voltage Options: 110/240 V single-phase or 120/208 V / 120/240 V / 277/480 V three-phase, or custom voltage options available
• Noise Level: Approx. 69 dB at 7 m
• Enclosure: Silent IP-65 soundproof and weather-protected canopy

Why Choose the 350 kW Cummins Diesel Generator?

• Trusted Engine Brand: Cummins engines are known worldwide for durability and global parts support.
• Premium Components: Equipped with a Stamford HCI434E/444# alternator and Deep Sea DSE7320 controller to maintain high performance and reliability.
• Versatile and Powerful: Suitable for commercial sites, large residential applications, backup power systems, or continuous duty roles.
• Quiet & Built to Last: Sound-attenuated canopy combined with quality engineering for long-term, low-upkeep operation.

Ideal Applications

• Large commercial buildings, office complexes, retail centers
• Industrial workshops and manufacturing support power
• Large residential estates needing whole-house backup power
• Construction sites and rental fleets requiring on-site dependable power
• Remote or off-grid installations where robust serviceability matters

Buyer’s Guide – How to Choose the Right Diesel Generator

Not sure which size or configuration you need? Visit our Ultimate Diesel Generator Buyer’s Guide for expert help on sizing, voltage/phase selection, and installation best practices.

Contact Us

Phone: 423.220.3500
Email: sales@wholesale-generators.com
Online Quote: Request a Quote Online

Warranty & Lead Time

Lead Time: 90 Day Delivery Estimate – Call to see if this product is in stock
Warranty: 2 Years / 2000 Hours on parts

Every product is tested before shipping.

Driven by the Cummins QSG12-G3 engine, Stamford HCI434E/444E alternator and Deep Sea DSE7320 controller — the 350 kW Cummins Diesel Generator offers quiet, dependable and high-performance power for your toughest applications.