Construction sites, factories, hospitals, and remote camps all rely on diesel generators when the grid fails or simply does not exist. Unlike small portable units that struggle with heavy loads, a diesel power genset delivers continuous, stable electricity for hours or even days at a time.
A good unit pays for itself quickly. Consider a factory that loses $5,000 per hour during an outage. A $20,000 machine pays for itself after just four hours of prevented downtime. For construction projects, it means crews keep working when storms knock out local power. No idle workers. No missed deadlines. No equipment sitting cold.
YG Machinery has built diesel generator sets for over a decade. Their factory in Zhengzhou, China, produces units from 30kW to 500kW. Each power genset runs for 4 hours at the factory before crating. Buyers receive a test report and video with their machine’s serial number.
YG Hot Sale Power Genset Specifications at a Glance
YG Machinery offers six standard models of this equipment. Each one uses a four-stroke diesel engine and a brushless alternator. The table below shows what each model delivers.
| Item | 30kW | 100kW | 150kW | 200kW | 300kW | 400kW |
|---|---|---|---|---|---|---|
| Power | 30kW | 100kW | 150kW | 200kW | 300kW | 400kW |
| Cylinders | 4 Cylinder | 6 Cylinder | 6 Cylinder | 6 Cylinder | 6 Cylinder | 6 Cylinder |
| Voltage | 400/230V | 400/230V | 400/230V | 400/230V | 400/230V | 400/230V |
| Frequency | 50HZ | 50HZ | 50HZ | 50HZ | 50HZ | 50HZ |
| Rotating Speed | 1500rpm | 1500rpm | 1500rpm | 1500rpm | 1500rpm | 1500rpm |
| Cylinder Dia.×Stroke | 100×115mm | 105×125mm | 105×130mm | 126×130mm | 126×155mm | 135×160mm |
| Rated Current | 54A | 180A | 270A | 360A | 540A | 720A |
| Phase | 3-Phase 4-Wire | 3-Phase 4-Wire | 3-Phase 4-Wire | 3-Phase 4-Wire | 3-Phase 4-Wire | 3-Phase 4-Wire |
The 30kW model fits small workshops and farms. The 400kW unit handles large factories and mining operations. YG Machinery provides free sizing advice based on your total load and starting current requirements.
Find the Right Model for Your Project
What a Genset Diesel Generator Delivers for Your Business
A genset diesel generator from YG comes with features that make it reliable on demanding job sites. The diesel engine uses a high-pressure common rail fuel system. This design cuts fuel consumption by 10-15% compared to older mechanical injection systems.
Key features that protect your investment:
- Automatic voltage regulator (AVR) keeps voltage stable within ±1%
- Dual-battery starting system starts the engine within 3 seconds
- Control panel monitors oil pressure, water temperature, and fuel level
- Overload and short-circuit protection shuts down the unit automatically
- Low oil pressure and high water temperature sensors prevent engine damage
The control panel shows real-time operating data. Operators see voltage, current, frequency, and runtime at a glance. The system also logs fault codes. Mechanics diagnose problems without guessing.
YG Machinery sources engines from trusted brands. The 30kW model uses a 4-cylinder engine with a 100×115mm bore and stroke. Larger models use 6-cylinder engines with bigger displacements. The 400kW unit has a 135×160mm bore and stroke, delivering 720A of current.
Why an Engine Generator Set Saves You Money
An engine generator set costs more upfront than a portable gasoline unit. But over its lifetime, the diesel unit saves thousands in fuel and maintenance costs. Here is why.
Fuel efficiency. Diesel engines consume 220g of fuel per kWh produced. Gasoline units use 280- 300 g per kWh. At 100kW output over 1000 hours, the diesel saves 6000-8000kg of fuel. At $1 per liter, that is $7,000-$9,000 saved.
Longer life. A diesel engine runs 15,000-20,000 hours before major overhaul. Gasoline engines need rebuilding at 5,000-8,000 hours. The diesel lasts twice as long with similar maintenance.
Lower fuel storage cost. Diesel is safer to store than gasoline. It has a higher flash point. It does not evaporate as quickly. Many insurance companies charge lower premiums for diesel storage.
Less downtime. Diesel generators accept heavy loads without stalling. Gasoline units bog down when large motors start. The genset diesel generator keeps running when welders, compressors, and pumps cycle on and off.
The 200kW model with 6 cylinders is the most popular choice for small to medium factories. It handles lighting, air conditioning, and production machinery simultaneously. The 300kW and 400kW units suit larger operations with multiple high-draw machines.
4 Real-World Applications for This Power Genset
Application 1: Construction Sites
A building contractor in Texas bought a YG 150kW unit for a high-rise project. The site had no grid power for the first 6 months. The unit ran tower cranes, welding machines, and site lighting every day. It consumed 12% less fuel than the contractor’s previous generator. The project finished 3 weeks ahead of schedule.
Application 2: Industrial Factories
A plastic molding factory in Ohio installed a YG 300kW unit as backup power. Their grid experiences 4-5 outages per year, each lasting 2-4 hours. Without backup, each outage costs $8,000 in lost production and material waste. The generator paid for itself after 7 outages. The automatic transfer switch brings it online within 10 seconds of power loss.
Application 3: Commercial Buildings
A hotel in Florida uses a YG 200kW unit to keep guests comfortable during hurricane season. The unit powers elevators, air conditioning, kitchen equipment, and lighting. It runs quietly thanks to the soundproof enclosure. Guests barely notice when the grid goes down. The hotel maintains full occupancy during storms while competitors close.
Application 4: Remote Operations
A mining company in the Australian outback runs two YG 400kW units in parallel. The site has no grid connection for 200 kilometers. The units run 24/7, powering crushers, conveyors, and camp facilities. Each unit gets serviced every 500 hours. The engines have passed 10,000 hours with only routine maintenance.
Silent Generator Set Options for Noise-Sensitive Areas
A silent generator set from YG includes a soundproof enclosure that keeps noise below 85dB at 10 meters. This matters for urban job sites, hospitals, hotels, and residential areas. Without the enclosure, a 300kW unit produces 100-105dB. With it, the same unit runs at 78-82dB.
The enclosure also protects the equipment from weather and theft. It has lockable doors, ventilation louvers, and a drainage system. Rain and dust stay out. Theft attempts slow down because the enclosure conceals the engine and alternator.
YG builds the enclosure with a 2mm steel plate and acoustic foam. The foam absorbs engine noise without restricting airflow. The cooling system pulls air through the enclosure without overheating the engine. Ambient temperatures up to 55°C are manageable.
A Real-World Case: 400kW Power Genset Keeps a Hospital Running Through Typhoons
A hospital in the Philippines installed a YG 400kW unit after a typhoon knocked out their old generator. The new system includes automatic transfer switching and remote monitoring. When the grid fails, the generator starts within 10 seconds and powers the entire facility – operating rooms, intensive care, and emergency lighting.
The hospital administrator reported zero patient disruptions during three subsequent outages. The machine ran for 12 hours continuously during the longest outage. Fuel consumption matched the manufacturer’s specifications. The maintenance team performed one oil change after 250 hours. The unit required no other service.
YG Machinery’s local distributor provided installation support and operator training. The training covered daily checks, weekly maintenance, and troubleshooting common issues. The hospital’s engineers now handle routine service themselves.
5 Frequently Asked Questions About Power Genset
Add up the wattage of all equipment that runs simultaneously. Include motors that start under load – they draw 3-5 times their running current. Add 20% buffer for future expansion. For example, if your total is 80kW, choose a 100kW unit.
Check oil and coolant levels daily. Change oil and filters every 250-500 hours. Change fuel filters every 500 hours. Test the battery monthly. Run the unit under load for 30 minutes every month if it sits idle. YG provides a laminated maintenance checklist with every machine.
Yes. The prime power rating means continuous operation at full load. The YG units handle 24/7 operation with proper maintenance. Change oil more frequently – every 200 hours for continuous use. Keep spare filters and belts on site.
Fuel consumption depends on load. At 75% load, a 100kW unit uses about 22 liters per hour. A 300kW unit uses about 66 liters per hour. The electronic fuel injection system cuts consumption by 10-15% compared to older mechanical injection units.
Yes. YG Machinery supplies automatic transfer switches (ATS) for all models. The ATS monitors grid power and starts the generator when voltage drops below a set point. It transfers the load to generator power and switches back when grid power returns. Installation requires a licensed electrician
Ready to Choose Your Power Genset?
YG Machinery offers free consultation for buyers. Tell them your total load, runtime requirements, and site conditions. They will recommend the right model and provide a detailed cost analysis.
Three ways to move forward:
- Request a quote – Send your power requirements. Get pricing within 10 hours.
- Watch a test run – Ask for a video of your chosen model running under load.
- Visit the factory – See production and meet the engineering team in Zhengzhou.
Contact YG Machinery today via WhatsApp, email, or the website form. Every machine includes a 12-month warranty and lifetime remote support.
