If you are searching for a diesel generator for sale in Vietnam, start by matching the generator set’s prime or standby rating, frequency and voltage to the loads and operating conditions at your site. The listed range includes 50 Hz diesel models from 20 kW to 3,000 kW, with rated voltages of 400/230 V, 230/400 V or 380/220 V depending on the model. These details are a starting point for procurement—not confirmation of stock, local suitability or compliance. Share your load profile and project requirements to identify a configuration for quotation.

Illustrative generator photo; exact enclosure, frequency and configuration may differ from the model discussed.

Diesel generator for sale Vietnam: listed models and ratings

The following options show the breadth of the listed 50 Hz range. Prime power is the stated prime rating; standby power is the separately stated standby rating. Check which rating applies to your planned duty before comparing models or requesting a quote.

• KC-DC20G: 20 kW prime / 22 kW standby; 50 Hz; 400/230 V; 4B3.9-G1 diesel engine; KCI-20 alternator. Listed with China Stage II emissions and mechanical governing.
• KC-W64Y88: 64 kW prime / 70 kW standby; 50 Hz; 400/230 V; WP4.1D80E200 diesel engine; KCI-64 alternator. Listed with China Stage II emissions and electronic governing.
• KC-P160: 160 kW prime / 176 kW standby; 50 Hz; 230/400 V; Perkins 1106A-70TAG4 diesel engine; KCI-160 alternator. No emission classification is provided in the listed specifications.
• KCV-282GF: 282 kW prime / 310 kW standby; 50 Hz; 400/230 V; Volvo TAD1342GE-B diesel engine; KCI-282 alternator. Listed with China Stage II emissions.
• KC-450: 450 kW prime / 500 kW standby; 50 Hz; 400/230 V; KCV550 diesel engine; KCI-450 alternator. Listed with China Stage II emissions and electronic governing.
• KC-C650: 650 kW prime / 700 kW standby; 50 Hz; 400/230 V; KTA38-G2E diesel engine; KCI-650 alternator. Listed with China Stage III emissions.
• KC-S1118: 1,118 kW prime / 1,229.8 kW standby; 50 Hz; 400/230 V; 6WTAA35-G313 diesel engine; KCI-1118 alternator. Listed with China Stage III emissions.
• KC-YC3000: 3,000 kW prime / 3,300 kW standby; 50 Hz; 380/220 V; YC16VC4900-D30 diesel engine; KCI-3000 alternator. Listed with China Stage III emissions.

The ratings and voltage values above are model-specific. In particular, do not assume that every option has the same voltage simply because the frequency is 50 Hz. If you need another frequency or output voltage, confirm whether a suitable configuration can be offered before specifying the unit in a tender or equipment schedule.

Illustrative generator photo; exact enclosure, frequency and configuration may differ from the model discussed.

How to size a generator for a Vietnam project

Begin with an electrical load schedule rather than selecting a model from the largest connected load alone. Identify which equipment must run at the same time, which loads are essential, and whether large motors, pumps, compressors or other equipment have starting demands that differ from their normal running demand. Ask your electrical engineer to account for starting methods and operating sequence when estimating the generator capacity required.

Next, distinguish continuous or recurring operation from emergency backup. The listed models have separate prime and standby ratings, but the appropriate rating depends on the intended duty. Tell the supplier whether the generator will be the normal power source, a backup source, or used for another operating pattern, and ask for confirmation of the relevant rating and application limits. Do not size a project around standby power if the planned duty requires a prime rating.

Include a practical allowance for future loads only when there is a defined expansion plan. Oversizing and undersizing can both affect project cost and operation, so base the selection on measured or engineered demand, expected load steps, and the required operating margin. For multi-unit or staged projects, provide the intended operating arrangement and request a model-specific engineering review rather than assuming that listed ratings can simply be combined.

Check frequency, voltage and connections before ordering

All eight configurations in this comparison are listed at 50 Hz. Their stated voltage outputs are either 400/230 V, 230/400 V or 380/220 V. Confirm the required frequency and voltage against the project’s electrical design, connected equipment nameplates and site distribution system. If a project specification calls for 60 Hz, do not assume that a 50 Hz model can be used as listed; request confirmation of an appropriate option.

Several models list a three-phase, four-wire, wye connection. Verify the connection arrangement and phase requirements with the project electrical team. Also confirm what the quoted configuration includes, such as controls, switching or other interface equipment; those package details are not specified in the model information presented here.

Emission classification also requires a project-specific check. Some models are identified as China Stage II or China Stage III, while no classification is stated for the KC-P160. These labels describe the classifications given for the listed configurations; they do not establish acceptance under any Vietnam project, permit or tender requirement. Send the applicable project criteria to the supplier and request written confirmation for the exact offered model.

Match the size range to the application

The 20 kW KC-DC20G may be a candidate to evaluate for a smaller load schedule, while the 64 kW KC-W64Y88 and 160 kW KC-P160 provide higher listed prime ratings. At larger scales, the 282 kW KCV-282GF, 450 kW KC-450 and 650 kW KC-C650 offer further steps. The 1,118 kW KC-S1118 and 3,000 kW KC-YC3000 are high-capacity options to assess for projects with substantial demand. These are comparisons of stated power ratings, not recommendations for a particular facility.

Applications to evaluate may include commercial facilities, industrial sites, construction projects, infrastructure works and other operations where a diesel generator is part of the planned power system. The right configuration depends on the actual load, duty, site layout and project requirements. For example, a facility engineer should provide essential-load and starting-load information; an EPC contractor should include the electrical schedule and project specifications; and a distributor should confirm the end user’s expected duty and required configuration before requesting a quote.

Practical procurement checks before requesting a quote

A product rating is only one part of a purchase decision. Before issuing a purchase order or finalizing a tender response, prepare a requirement sheet with the information needed to check the model and scope:

• Required prime and standby power, with the intended operating duty clearly stated.
• Site frequency, voltage, phase and connection requirements, verified against the electrical design.
• Load schedule, major motor starting demands, expected simultaneous loads and any planned expansion.
• Project emission criteria and any documents required to demonstrate that the offered model is acceptable.
• Installation constraints, including available space, access and site conditions that may affect the selected package.
• Required accessories, controls, switching interfaces and any enclosure or noise requirements.
• The requested delivery destination, quotation currency and trade terms, plus any project deadlines or tender milestones.

Do not infer enclosure type, noise performance or weather protection from a model name. The information listed here does not confirm a soundproof canopy, fuel tank capacity, automatic transfer switch, delivery schedule, service coverage in Vietnam, warranty or price. Ask for those points to be confirmed in the quotation and technical offer if they are important to your specification.

Request a configuration and quotation

For a diesel generator for sale in Vietnam, send the supplier your required power, prime-versus-standby duty, 50 Hz or other frequency requirement, voltage, load schedule, emission criteria and project location. Include any tender specifications and required options. Ask for a model-specific technical proposal that confirms the offered rating, voltage, frequency, emission information, package scope and delivery assumptions. This gives procurement teams, distributors, EPC contractors and facility engineers a clear basis to compare the proposed configuration with the project need before proceeding.

FAQ

What maintenance interval is stated for these generator sets?

The maintenance guidance states an initial service at 50 hours, including changing the engine oil, oil filter and fuel filter. Routine maintenance is stated at every 200–250 hours and includes changing the oil and filters, checking the belt, coolant, battery, piping and fasteners, and cleaning the air filter and radiator. It also recommends a full-unit inspection annually.

What should I check if a generator shuts down and will not restart?

Check the controller’s fault-code history first. If an overspeed, high-temperature or low-oil-pressure protection event has triggered, the protection needs to be manually reset. If there is no fault code, check the battery and fuel system.

What can cause black smoke from a diesel generator?

Black smoke is associated with incomplete combustion. Possible causes listed include a blocked air filter restricting intake air, excessive fuel injection, poor injector atomization, a sudden excessive load, or poor-quality diesel. Suggested checks include cleaning the air filter, using good-quality diesel, inspecting the injection system and avoiding prolonged overloading.