Hi-earns Power | Diesel Engines & Generators Manufacturer in China

Your Expert Diesel Engine Supplier

Changzhou Hi-earns Mechanical & Electrical Co., Ltd. was established in 2005, with a modern production base of more than 30,000 square meters. We are a leading manufacturer of air-cooled diesel engines, air-cooled generator sets, water pump sets, and water-cooled large generator sets.

Our products are widely used in civil, industrial, commercial, and base station applications. With over 18 years of production experience and 20+ advanced production lines, we deliver high-quality, reliable power solutions worldwide.

ISO9001-2015 Quality Management System Certified
EU CE Safety Certified
EU Euro 5 Emission Certified
Military Industry Certified Products

Learn More About Us

18+

Years of Experience

20k+

m² Production Area

Our Products

Comprehensive range of diesel engines, generators, water pumps, and power systems designed for reliability, efficiency, and durability in diverse applications.

Air-Cooled Diesel Engine

4-30HP single and V-twin cylinder engines ideal for agricultural, construction, and industrial machinery.

Air-cooled design
Low maintenance
High fuel efficiency

Air-Cooled Diesel Generator

2-16kW open frame and silent type generators for backup and primary power in remote or mobile applications.

Compact and lightweight
Easy to transport
Low noise options

Water-Cooled Diesel Generator

8-500kW open frame and silent type generators for industrial, commercial, and base station power needs.

High power output
Long runtime
Advanced cooling system

Diesel Water Pump

Clean water, high-pressure, trash, and diesel washer pumps for construction, agriculture, and emergency use.

High flow rate
Self-priming capability
Durable cast iron housing

Spare Parts

Genuine spare parts for routine maintenance and repair of all Hi-earns engines and generators.

Filters, gaskets, injectors
Piston kits, crankshafts
Fast delivery worldwide

Mobile Light Tower

Portable lighting solutions with integrated diesel generators for construction, mining, and emergency sites.

360° adjustable mast
LED or metal halide lamps
Trailer-mounted for mobility

Gasoline Generator

Compact and portable gasoline-powered generators for light-duty applications and home backup.

1-5kW output
Inverter technology available
Quiet operation

Power Tools

Concrete vibrators, tampers, plate compactors, power saws, and weld generators for construction sites.

Diesel or gasoline powered
Durable and rugged design
High performance under load

View All Products

Why Choose Hi-earns?

Trusted by customers worldwide for quality, innovation, and reliability.

High Quality Standards

High-quality parts rigorously tested to ensure durability and performance under extreme conditions.

Extensive Product Line

Complete power solutions from 2kW to 500kW – one-stop shopping for all your power needs.

Focus On R&D

Patented technologies and continuous innovation to lead market trends and improve efficiency.

Highly Customisable

Customised products to meet specific country regulations and customer requirements.

Experienced Team

Over 20 years of collective experience solving complex power challenges and avoiding issues.

Military Certification

Selected products certified by military industry standards for reliability in critical missions.

What Our Customers Say

"Everything is fine. I recommend hiearns. The cooperation with your company is very efficient and convenient!"

— Mr. Scott

"Very good quality, delivered quickly at fair conditions! The seller is very reliable and very friendly! Love it!!"

— Mrs. Aaron

"One-click-solution to my various generator problems, hiearns has perfect after-sales service! Nice cooperation, nice supplier, nice business."

— Mr. Chen

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Hi-earns Power – Reliable Diesel Solutions