W Series – Diesel Generator Sets

High-Performance Diesel Generator Sets with Weichai Power.

Enerzip® W Series generator sets are powered by genuine Weichai industrial diesel engines and engineered with Enerzip®’s experience in industrial power integration. Designed for heavy industries, mining, large-scale infrastructure, and cost-optimized data center backup, the W Series is known for its wide power range, rugged design, and strong cost-performance balance.

With an output range from 22 kVA to 4125 kVA, the W Series delivers reliable high-capacity power solutions for standby, prime, and project-based continuous operation, depending on configuration.

Genuine Weichai Power: High-torque industrial engines from a globally established manufacturer, built for reliable performance under high-load conditions.
Wide Power Range: A flexible lineup supporting applications from commercial standby power to large-scale industrial and modular power projects.
Cost-Effective Performance: Heavy-duty operation with competitive upfront and operating costs, suitable for large-power applications.
Harsh Environment Capability: Designed to operate reliably in high-temperature and demanding site conditions with appropriate configuration.
Intelligent Control Integration: Compatible with SmartGen, ComAp, or Deep Sea Electronics (DSE) controllers for professional automation and monitoring.
Global Service Readiness: Supported by Weichai’s global service and parts network for convenient maintenance and reduced downtime.

Description

Enerzip® W Series: High-Efficiency Industrial Diesel Generator Sets

Powered by Genuine Weichai Engine Platform | High Thermal Efficiency (22 kVA – 4125 kVA)

The Enerzip® W Series Diesel Generator Sets are designed for high-output, cost-efficient industrial power generation across a wide capacity range from 22 kVA to 4125 kVA. Powered by genuine Weichai industrial diesel engines, the W Series targets applications where fuel efficiency, durability, and scalability are critical engineering requirements.

By combining Weichai’s advanced combustion technologies—including large-displacement engine platforms derived from Baudouin heavy-duty designs for higher-capacity units—with Enerzip®’s heavy-duty generator integration, the W Series delivers a power solution optimized for long-term fuel economy, structural robustness, and total lifecycle cost control, making it suitable for industrial plants, infrastructure projects, mining operations, and modular power stations. For broader platform comparison and selection guidance, you may also explore the Diesel Generator Sets Series.

1. The Power Core: Weichai & Baudouin Engine Technology

The W Series leverages the technical depth of the Weichai Group engine portfolio, utilizing WP Series engines for standard industrial applications and M-Series engines (Baudouin technology) for high-power and heavy-duty operating conditions.

High Thermal Efficiency:
Weichai engines are developed with a strong focus on combustion efficiency and reduced fuel consumption, benefiting from continuous R&D in fuel injection, air management, and combustion chamber design. For Enerzip® customers, this translates into lower specific fuel consumption and improved operating economics over extended operating cycles.

High-Power Platform for Large Units:
For generator sets above 1000 kVA, the W Series adopts Weichai–Baudouin large-bore engine platforms, originally developed for marine and heavy industrial applications. These engines feature rigid block structures, high torque reserves, and conservative power ratings, making them suitable for continuous and high-load duty profiles.

Designedlong Service Life Design:
The engines used in the W Series are designed for extended service intervals and long overhaul cycles, supporting long-term operation in mining, manufacturing, infrastructure, and utility power applications under proper maintenance conditions.

2. Starting Systems: All-Weather Reliability

Reliable power generation begins with dependable engine starting across diverse environments.

Industrial-Grade Starting Motors:
The W Series is equipped with starting motors from Prestolite, Bosch, or Delco Remy, selected and matched according to engine size and inertia requirements to ensure consistent cranking performance under both normal and low-temperature conditions.

High-CCA Battery Configuration:
Maintenance-free batteries from VARTA, Camel, or Sail provide sufficient cold cranking capacity to support reliable starts after long standby periods or frequent cycling.

3. Alternator: Stable Energy Conversion

To complement high-efficiency engines, Enerzip® integrates alternators suitable for industrial and utility-grade applications.

Flexible Alternator Selection:
Available alternator options include STAMFORD, LEROY SOMER, SIEMENS, MARATHON, ENGGA, and Shanghai Stamford, allowing system configuration based on project requirements.

Durable Electrical Design:
Standard Class H insulation and advanced impregnation processes enhance resistance to moisture, dust, and harsh operating environments, contributing to long service life.

Voltage Regulation Performance:
Digital Automatic Voltage Regulators (AVR) provide tight voltage control, supporting stable operation for industrial machinery, microgrids, and sensitive electrical loads.

4. Control Systems: Integrated Power Management

Enerzip® equips the W Series with advanced digital control systems for flexible power management.

Controller Options:
Compatible with DSE (Deep Sea Electronics), ComAp, DEIF, and SmartGen controllers. For general reference on power-generation control and protection platforms, buyers may also review DEIF power generation solutions.

Parallel & Synchronization Capability:
For higher-capacity W Series installations, control systems support synchronization, load sharing, and parallel operation, enabling modular power plant configurations tailored to project-specific requirements.

Remote Monitoring Ready:
Optional remote monitoring allows operators to track operating parameters, alarms, and maintenance status for improved asset management.

5. Cooling Systems: 50°C Tropical Design

High-output engines require robust thermal management.

High-Efficiency Radiators:
Cooling systems use industrial-grade copper or aluminum radiators sourced from experienced manufacturers.

High Ambient Operation:
The cooling package is designed for ambient temperatures up to 50°C, supporting reliable operation in hot climates without premature thermal stress when installed according to specifications.

6. Frame & Fuel Tank: Enerzip® Structural Engineering

The mechanical foundation of the W Series is designed for durability and stability.

Heavy-Duty Base Frame:
Manufactured using high-tensile steel and precision welding, the Enerzip® frame minimizes vibration transmission and maintains alignment under long-term operation.

Fuel Autonomy Options:
Integrated base fuel tanks provide 8–24 hours of runtime for units up to 1000 kVA, while larger models are designed for connection to external bulk fuel systems.

7. Silent Canopy: Durability and Noise Control

Enerzip® enclosures are engineered for both protection and acoustic performance.

Surface Protection:
Multi-stage powder coating improves resistance to corrosion, UV exposure, and outdoor conditions.

Noise Attenuation:
High-density acoustic materials and industrial silencers help meet typical noise regulations for industrial and commercial installations.

8. Exhaust & Emission System: Compliance-Oriented Design

Emission Compliance:
The W Series can be configured to meet China Stage III / Stage IV and other applicable international emission standards, using after-treatment solutions from established suppliers where required.

Exhaust Silencing:
Industrial exhaust systems reduce noise while maintaining acceptable backpressure to protect engine performance.

9. Containerized Power: ISO-Based Solutions

For higher-capacity installations (800 kVA – 4125 kVA), Enerzip® offers containerized generator solutions.

ISO-Based Structural Design:
Modified 20 ft and 40 ft containers provide structural strength suitable for transportation and outdoor installation.

Maintenance-Friendly Layout:
Walk-in designs include lighting, ventilation, and safe access features to support routine servicing.

Technical Specification Matrix

Category	Partnered Suppliers & Standards
Product Type	High-Efficiency Industrial Diesel Generator Sets
Output Range	22kVA – 4125kVA
Engine Platform	Genuine Weichai & Weichai-Baudouin
Thermal Efficiency	Industry Leading (>50%)
Starting Motor	Prestolite / Bosch / Delco Remy
Starting Battery	VARTA / Camel / Sail (Maintenance-Free)
Alternator Technology	STAMFORD / LEROY SOMER / SIEMENS / MARATHON
Control Intelligence	DSE / ComAp / SmartGen (Parallel & Sync Ready)
Cooling System	50°C Tropical Grade (Sinrui / Nanhong)
Chassis / Frame	Enerzip® Proprietary (Heavy-Duty Sheet Metal)
Silent Canopy	Enerzip® Custom (Advanced UV-Resistant Powder Coating)

Why Enerzip® W Series Diesel Generator Sets?

The Enerzip® W Series combines Weichai’s large-scale industrial engine technology with Enerzip®’s professional generator integration to deliver a scalable, cost-efficient diesel power solution. Designed for projects requiring high output, long operating hours, and controlled operating costs, the W Series is well suited for industrial facilities, infrastructure developments, and modular power generation projects where reliability, efficiency, and serviceability are essential.

Genset Model	ESP(KVA)	ESP(KW)	PRP(KVA)	PRP(KW)	Fuel Cons (L/H @ 70% load)	LWH(mm) Open Type	LWH(mm) Silent Type	Engine Model	Country of origin	Cyl Arrangement	Displacement(L)	Gov	Cooling
W22D5	22	18	20	16	4.2	14008001040	268011001732	WP2.3D25E200	China	4L	2.3	E	Water Cooling
W33D5	33	27	30	24	5.3	14008001040	268011001732	WP2.3D33E200	China	4L	2.3	E	Water Cooling
W44D5	44	35	40	32	6.7	15608001100	268011001732	WP2.3D40E200	China	4L	2.3	E	Water Cooling
W55D5	55	44	50	40	8.2	16108001100	268011001732	WP2.3D48E200	China	4L	2.3	E	Water Cooling
W70D5	70	56	62.5	50	11.0	19308801240	268011001732	WP4.1D66E200	China	4L	4.1	E	Water Cooling
W88D5	88	70	80	64	13.5	19308801240	268011001732	WP4.1D80E200	China	4L	4.1	E	Water Cooling
W110D5	110	88	100	80	16.5	20009301240	317011501780	WP4.1D100E200	China	4L	4.1	E	Water Cooling
W140D5	140	112	125	100	22.5	23509701450	382011902062	WP6D132E200	China	6L	6.75	E	Water Cooling
W165D5	165	132	150	120	26.1	23509701450	382011902062	WP6D152E200	China	6L	6.75	E	Water Cooling
W220D5	220	176	200	160	34.8	280010501600	397012702222	WP10D200E200	China	6L	9.726	E	Water Cooling
W260D5	260	210	250	200	44.5	290010501600	397012702222	WP10D264E200	China	6L	9.726	E	Water Cooling
W350D5	350	280	313	250	54.5	293010501800	421514002250	WP10D320E200	China	6L	9.726	E	Water Cooling
W425D5	425	340	375	300	59.5	293010501800	421514002250	WP12D353E200	China	6L	11.59	E	Water Cooling
W475D5	475	380	438	350	74.5	320012001800	450015502450	WP13D440E200	China	6L	12.7	E	Water Cooling
W550D5	550	440	500	400	84.5	323013501850	450015502450	WP13D490E310	China	6L	12.54	ECU	Water Cooling
W625D5	625	500	560	450	98.5	370016002180	461518502530	6M33D572E200	China	6L	19.6	E	Water Cooling
W700D5	700	560	625	500	106.5	385016002180	461518502530	6M33D633E200	China	6L	19.6	E	Water Cooling
W825D5	825	660	750	600	121.5	410016002180	573219002563	6M33D725E310	China	6L	19.6	ECU	Water Cooling
W880D5	880	704	800	640	133.5	432020002400	573223002563	8M33D800E200	China	8V	26.12	E	Water Cooling
W1000D5	1000	800	900	720	151.5	432020002400	ISO 20ft container	12M26D902E200	China	12V	31.8	E	Water Cooling
W1100D5	1100	880	1000	800	163.5	432020002400	ISO 20ft container	12M26D968E200	China	12V	31.8	E	Water Cooling
W1250D5	1250	1000	1125	900	165.7	476021002410	ISO 20ft container	12M33D1108E200	China	12V	39.2	ECU	Water Cooling
W1375D5	1375	1100	1250	1000	187.2	476021002410	ISO 20ft container	12M33D1210E200	China	12V	39.2	ECU	Water Cooling
W1650D5	1650	1320	1500	1200	243.0	476021002410	ISO 20ft container	12M33D1500E310	China	12V	39.2	ECU	Water Cooling
W1800D5	1800	1440	1650	1320	248.0	529021002660	ISO 40ft container	16M33D1580E310	China	16V	52.3	ECU	Water Cooling
W2100D5	2100	1680	1875	1500	308.5	529021002660	ISO 40ft container	16M33D1800E310	China	16V	52.3	ECU	Water Cooling
W2200D5	2200	1760	2000	1600	315.0	539021002660	ISO 40ft container	16M33D1980E310	China	16V	52.3	ECU	Water Cooling
W2500D5	2500	2000	2250	1800	308.5	630026003000	REQ/Customized	20M33D2210E310	China	20V	65.4	ECU	Water Cooling
W2750D5	2750	2200	2500	2000	363.9	630028003000	REQ/Customized	12M55D2450E310	China	12V	65.65	ECU	Water Cooling
W3000D5	3000	2400	2750	2200	387.7	650028003000	REQ/Customized	12M55D2700E310	China	12V	65.65	ECU	Water Cooling
W3300D5	3300	2640	3000	2400	438.2	680028003000	REQ/Customized	16M55D2900E310	China	16V	87.5	ECU	Water Cooling
W3600D5	3600	2880	3250	2600	485	710030003580	REQ/Customized	16M55D3300E310	China	16V	87.5	ECU	Water Cooling
W4125D5	4125	3300	3750	3000	550	728030003760	REQ/Customized	16M55D3600E310	China	16V	87.5	ECU	Water Cooling

Technical Notes

Fuel consumption values are typical reference figures measured at 70% load under standard test conditions. Actual fuel consumption may vary depending on fuel quality, ambient temperature, altitude, load profile, alternator efficiency, and installation conditions.

Applications

Typical Applications of Enerzip® W Series Diesel Generator Sets

The Enerzip® W Series Diesel Generator Sets are designed for large-capacity, cost-focused industrial and infrastructure power applications, supporting standby, prime, and project-based continuous operation when properly configured. Powered by Weichai and Weichai-Baudouin engine platforms, the W Series is widely applied in projects where durability, scalability, and long operating hours are key requirements.

1. Mining & Heavy Industry

Used for prime or continuous power in mining sites, mineral processing plants, and heavy industrial facilities. The W Series supports crushers, conveyors, mills, and auxiliary systems, particularly in remote or harsh environments requiring long operating hours and strong load capability.

Typical Uses: Mining Generator, Heavy Industry Power, Industrial Prime Power

2. Power Plants & Grid Support Projects

Applied in modular and decentralized diesel power plants, especially for remote areas, construction-phase grid support, or peak-shaving projects. Multiple W Series units can be synchronized as part of project-engineered multi-megawatt systems, subject to grid codes and site conditions.

Typical Uses: High Voltage Generator, Modular Power Plant, Grid Support Power

3. Industrial Manufacturing

Used for factory standby power and industrial prime applications, supplying three-phase power to production lines, utilities, and auxiliary equipment. The W Series offers a strong cost-performance balance for manufacturers seeking reliable power without premium engine costs.

Typical Uses: Factory Backup Generator, Manufacturing Power Supply, Industrial Diesel Genset

4. Construction & Infrastructure Projects

Deployed on construction sites and infrastructure projects requiring mobile or semi-mobile power. Reinforced frames, trailer options, and weather-protected enclosures make the W Series suitable for cranes, batching plants, crushers, and tunneling or road-building works.

Typical Uses: Construction Site Generator, Mobile Power Unit, Infrastructure Project Power

5. Data Centers (Cost-Optimized Backup)

Applied as standby or auxiliary backup power for regional data centers, enterprise server rooms, and IT facilities where reliable start-up and stable voltage regulation are required. Typically integrated with UPS and building electrical systems, rather than hyperscale Tier-IV architectures.

Typical Uses: Data Center Backup Generator, Server Room Power, IDC Standby Power

6. Commercial Buildings & Real Estate

Used as standby generators for shopping malls, office buildings, mixed-use developments, and residential complexes. The W Series supports elevators, emergency lighting, fire pumps, and essential building services, with sound-attenuated options for urban installations.

Typical Uses: Commercial Standby Generator, Fire Safety Power, Residential Backup Generator

7. Agriculture & Farming

Applied in rural and agricultural environments for irrigation systems, grain drying, feed processing, and farm backup power. The W Series is favored for its mechanical robustness, ease of maintenance, and parts availability in remote areas.

Typical Uses: Farm Diesel Generator, Agricultural Power Supply, Irrigation Pump Backup

8. Oil & Gas (Onshore / Auxiliary Power)

Used as auxiliary or support power in onshore oilfields, gas processing facilities, and energy infrastructure projects. Suitable for pumps, compressors, control systems, and worker camps where reliable operation and serviceability are essential.

Typical Uses: Oilfield Generator, Gas Facility Backup Power, Energy Infrastructure Support

9. Ports, Harbors & Coastal Infrastructure

Applied for standby or prime power at ports, harbors, and coastal facilities, supporting cranes, lighting, workshops, and security systems. Corrosion-resistant coatings and suitable ventilation enable operation in humid and saline environments.

Typical Uses: Port Generator, Harbor Infrastructure Power, Coastal Facility Backup

10. Municipal Infrastructure & Public Utilities

Used as emergency or standby power for municipal buildings, pumping stations, emergency response centers, and public service facilities, ensuring continuity of essential services during grid outages.

Typical Uses: Municipal Backup Generator, Public Utility Power, Emergency Services Support

11. Telecom & Network Facilities (Centralized Sites)

Applied for centralized telecom hubs, network operation centers, and communication facilities requiring dependable backup power for transmission equipment and auxiliary cooling systems.

Typical Uses: Telecom Backup Generator, Network Infrastructure Power, Communication Facility Standby

Related Diesel Generator Series:
• Y Series – Industrial diesel generator sets for heavy-duty mid-to-high power applications
• M Series – MTU-powered diesel generator sets for premium large-capacity power plants

FAQ

We need a diesel generator for continuous or long-hour operation in an industrial project. Which series is suitable?

For industrial projects requiring continuous or long-hour operation, the Enerzip® W Series Diesel Generator Sets are well suited due to their large-displacement Weichai and Weichai-Baudouin engine platforms, which are designed for heavy-duty use and stable performance under sustained load conditions. The W Series is commonly applied in factories, mining sites, and processing plants where generators operate for extended periods as prime or project-based continuous power, offering a practical balance between durability, fuel efficiency, and maintenance cost when properly configured and maintained.

Can multiple diesel generators be synchronized to build a multi-megawatt power system?

Yes, the Enerzip® W Series can be deployed in multi-unit parallel configurations as part of a project-engineered power system, allowing multiple generator sets to be synchronized for load sharing and capacity expansion. This approach is widely used in modular power plants, infrastructure projects, and temporary or permanent utility support applications, where scalability, redundancy, and maintenance flexibility are required. Final system capacity, voltage level, and control strategy are determined based on project-specific engineering, grid conditions, and local regulations.

We need large power capacity but want to control the initial investment and operating cost.

For projects that require large power capacity while maintaining reasonable capital and operating costs, the Enerzip® W Series offers a cost-effective solution by combining robust Weichai engine platforms with optimized generator integration. Compared with premium imported engine options, the W Series provides strong load capability, reliable performance, and wide parts availability at a more accessible investment level, making it suitable for industrial, infrastructure, and power projects where long-term operating economics are a key decision factor.

The generator will operate in high temperature, dusty, or remote site conditions. What should we choose?

In high-temperature, dusty, or remote environments, the Enerzip® W Series is commonly selected due to its mechanical robustness and adaptability to harsh site conditions when equipped with appropriate cooling systems, air filtration, and protective enclosures. The series is frequently used in mining areas, construction sites, and rural infrastructure projects, where reliable operation, ease of maintenance, and parts availability are essential for minimizing downtime under challenging environmental conditions.

We are looking for a cost-effective backup generator for a regional data center or server room.

For regional data centers, enterprise server rooms, and IT facilities that require reliable but cost-optimized backup power, the Enerzip® W Series is suitable as a standby or auxiliary generator solution. It provides stable voltage regulation and dependable start-up performance when integrated with UPS systems and building electrical infrastructure, making it a practical choice for facilities that do not require hyperscale or Tier IV generator architectures but still demand consistent and secure backup power.

We need a reliable diesel generator for agriculture or infrastructure projects with easy maintenance.

For agricultural and infrastructure projects where reliability and ease of maintenance are priorities, the Enerzip® W Series Diesel Generator Sets are widely used to support irrigation systems, pumping stations, rural facilities, and public infrastructure. Weichai engines are known for their mechanical simplicity and global service network, which helps ensure long-term operation and convenient maintenance in remote areas, making the W Series a practical solution for projects with limited technical resources on site.

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