Hosem Power
Fuzhou Hosem Power Co., Ltd.
MIC profile lists diesel generators, alternators and open / soundproof packages.
MIC company sourceWhat to confirm
Request the exact complete-set model, duty rating and a dated offer.
Research journalSourcing guide / China sourcing
Diesel Generator Suppliers in China: A Buyer’s Research Guide
Compare supplier evidence, understand advertised prices and turn a power requirement into a usable generator RFQ.
7 research references 6 source domains · See evidence & scope Supplier discovery / Multi-platform sourcesFind the people
Read the research Find the people
behind the power.
Explore the published evidence behind each supplier and build your own shortlist.
Super-above
Shanghai Super-above Industry Holdings Co., Ltd.
SA-250GF listing gives a 200 kW / 250 kVA specification and package options.
MIC product sourceWhat to confirm
Confirm the exact duty rating, engine configuration and current commercial terms.
Wellpower
Jiangsu Wellpower Generator Co., Ltd.
WP-C200GF listing: Cummins NT855-GA engine, 200 kW / 250 kVA at 50 Hz, advertised $11,500–16,000 with a one-set minimum.
Alibaba product sourceWhat to confirm
Confirm which price tier applies to the exact configuration and request a dated pro-forma offer.
Sutech Power
Taizhou Sutech Power Machinery Co., Ltd.
ST-V250GF listing: Volvo Penta TAD734GE engine, 250 kVA / 200 kW, advertised $17,900; silent, open, trailer, canopy and container types are listed.
Alibaba product sourceWhat to confirm
Confirm the alternator brand fitted at the quoted price and what the enclosure scope includes.
| Compare evidence | Hosem Power ↗ | Super-above ↗ | Wellpower ↗ | Sutech Power ↗ |
|---|---|---|---|---|
| Location | Fuzhou, Fujian | Shanghai | Taizhou, Jiangsu | Taizhou, Jiangsu |
| Business type | MIC-listed manufacturer / factory | Business type not recorded in this review | Alibaba-listed custom manufacturer | Alibaba-listed custom manufacturer |
| Published evidence | MIC profile lists diesel generators, alternators and open / soundproof packages. | SA-250GF listing gives a 200 kW / 250 kVA specification and package options. | WP-C200GF listing: Cummins NT855-GA engine, 200 kW / 250 kVA at 50 Hz, advertised $11,500–16,000 with a one-set minimum. | ST-V250GF listing: Volvo Penta TAD734GE engine, 250 kVA / 200 kW, advertised $17,900; silent, open, trailer, canopy and container types are listed. |
| Ask before comparing | Request the exact complete-set model, duty rating and a dated offer. | Confirm the exact duty rating, engine configuration and current commercial terms. | Confirm which price tier applies to the exact configuration and request a dated pro-forma offer. | Confirm the alternator brand fitted at the quoted price and what the enclosure scope includes. |
How this list was made. Selected from the suppliers cited in this article's research, across marketplaces and manufacturer sites — not ranked by quality. Listings are supplier disclosures; no factory visits, product tests or current quotations are claimed. Category illustrations are original concept images. Our research method ↗
/ ArticleSource-led research
Start with a comparable offer, not a supplier ranking.
A useful diesel generator shortlist identifies the complete-set assembler, exact engine and alternator, electrical rating, frequency and delivery terms. This guide connects published model data, listing-price examples and industry statistics so those fields can be checked separately.
RESEARCH IN VIEWSystem overview
Engine
Mechanical input
Alternator
Electrical output
Controls
Settings and protection
What should a China diesel generator sourcing brief specify?
Specify the generator set's electrical output rather than an engine's mechanical power. State whether you need standby backup or ongoing prime operation, and record frequency, voltage, phase, expected load and site conditions. A headline such as “200 kW generator” leaves several of these decisions open.
| Decision | Write into the RFQ | Why it changes the comparison |
|---|---|---|
| Output and duty | kW, kVA, rated power factor, prime or standby | The same set can carry different duty ratings. |
| Electrical system | Hz, voltage, phases and starting loads | A matching kW figure does not make two offers interchangeable. |
| Package | Engine, alternator, controller, enclosure and ATS | A low headline price can cover a different package. |
| Delivery basis | Quantity, named place/port, Incoterm and quote validity | Equipment price is not landed project cost. |
Which supplier evidence is worth comparing?
Start with the named model and documentation a supplier publishes. The examples below are selected because their source pages contain identifiable product information. They are not a representative market sample or a ranked recommendation.
| Business / source | What is disclosed | What it does not establish |
|---|---|---|
| AGG · manufacturer page[1] | AS250D6: 200 kW standby and 180 kW prime at 60 Hz. | Price, suitability for your load, or independent test results. |
| Hosem · manufacturer table[2] | A-SH550 uses a named SDEC engine and separates rated from maximum output. | That “maximum” has the same definition as another maker's standby rating. |
| Shanghai Super-above · marketplace disclosure[3] | A 200/220 kW listing advertises a price band and one-piece MOQ. | A current firm offer for a fully matched configuration. |
| Wellpower · marketplace disclosure[6] | WP-C200GF: 200 kW / 250 kVA with a Cummins NT855-GA; advertised $11,500–16,000. | A current firm offer, or which alternator is fitted at that price. |
| Sutech · marketplace disclosure[7] | ST-V250GF: 250 kVA / 200 kW with a Volvo Penta TAD734GE; advertised $17,900. | Which alternator brand and enclosure scope the price includes. |
How much does a 200 kW diesel generator cost?
One reviewed listing advertises US$15,000–20,000, but that is an asking-price example, not a market average or a verified delivered price. Two other pages have conflicting configuration fields and cannot support a like-for-like 200 kW price comparison. Read the price cases and exclusions
What does the industry data actually measure?
CICEIA reports 442,900 diesel engines for power-generation use sold during January–September 2026. That counts engines within its reporting scope, not exports of complete generator sets. Association source[4]. Our industry data guide separates these measures rather than combining them into a market-size estimate.
How should you move from research to a shortlist?
- Use the power-rating guide to define one common specification.
- Send that specification to each candidate and request explicit exceptions.
- Match names and model numbers across the quotation, datasheet and documents.
- Resolve inconsistent fields before comparing price or committing to inspection.
- Record evidence and unresolved questions in the comparison worksheet.
The supplier document guide covers certificate scope, test records, warranty and quotation terms. A public listing is a starting point for this process, not the completed due diligence.
A source-led path through the purchase
Move from product principles to the specific documents behind an offer. Technical guidance, model disclosures and regional reporting answer different questions.
- Diesel Generator Suppliers in China: A Buyer’s Research Guide
- Diesel Generator kW vs kVA: Prime, Standby and Frequency
- How to Check a Diesel Generator Supplier and Its Documents
- How a Diesel Generator Set Works
- Prime vs Standby vs Continuous Generator Ratings
- Generator Sizing: Load Schedules and Motor Starting
- Open vs Silent vs Containerized Diesel Gensets
- China’s Diesel Genset Supply Chain: Research by Manufacturing Role
- Diesel Generator RFQ Checklist: What to Send Before Asking for a Price
- Comparing Generator Quotations on Equal Terms
- Factory Testing vs Site Acceptance for Diesel Generators
- Engine Brand vs Genset Manufacturer: What the Name Proves
Follow the energy path
Source-based explanationThe diesel engine provides mechanical drive; the alternator provides electrical output. Cummins lists engines, alternators, controls and complete sets separately in its power portfolio. A component brochure therefore answers a narrower question than a complete-set specification. [5]
Use & limitsThis is a functional explanation, not a test of any supplier’s equipment.
What to ask next
Editorial checklist
- Ask who assembles and warrants the complete set. Record the exact engine and alternator models alongside the set model.
- Ask for a complete-set datasheet and one-line diagram; use component documents as supporting records.
RESEARCH IN VIEWDecision framework
01
Define the briefOutput, duty and site conditions
02
Match the packageModel, components and delivery basis
03
Check the evidenceEntity, documents and test scope
04
Record the gapsClarify exceptions before comparing
Sources, dates and scope
7 references. Each record keeps its own review date. A manufacturer disclosure is not an independent test; a retrieval date is not a price-effective date. Hover, focus or tap a numbered reference to inspect its source.
- [1]Manufacturer disclosurewww.aggpower.com
AGG · AS250D6 60 Hz product specifications ↗
Use & limits
One generating-set model; not a test performed by ChinaManufacturer.Named source page / model table; see recorded evidence
Publication date not stated · Original public record · Reviewed 2026-10-19View the recorded evidence
AS250D6: 60 Hz, 1,800 rpm; standby 250 kVA/200 kW; prime 225 kVA/180 kW.
- [2]Manufacturer disclosurewww.hosempower.com
Hosem · commercial standby generator specifications ↗
Use & limits
A-SH550 table; preserve original labels Max. Power and Rate Power rather than silently equating them to ISO ratings.Named source page / model table; see recorded evidence
Publication date not stated · Original public record · Reviewed 2026-10-19View the recorded evidence
A-SH550: 50 Hz; Rate Power 500 kVA/400 kW; Max. Power 550 kVA/440 kW. Engine SDEC SC25G690D2.
- [3]Supplier marketplace disclosureuper-above-machine.en.made-in-china.com
Made-in-China.com · Shanghai Super-above listing ↗
Use & limits
Advertised listing; title covers 200/220 kW. No firm quote or transaction verified.Named source page / model table; see recorded evidence
Publication date not stated · Original public record · Reviewed 2026-10-19View the recorded evidence
US$15,000–20,000; MOQ 1 piece. Described as 200 kW/250 kVA.
- [4]Industry associationwww.ciceia.org.cn
CICEIA · September 2026 engine sales ↗
Use & limits
Engine sales in the association reporting scope. Diesel engines for power generation are not complete generating sets.Named source page / model table; see recorded evidence
Published 2026-10-15 · Original public record · Reviewed 2026-10-19View the recorded evidence
September 2026: 51,200 diesel engines for power generation. January–September: 442,900. All-fuel generating-set-use engines January–September: 1,373,600; +0.43% year on year.
- [5]Manufacturer product disclosurewww.cummins.com.cn
Cummins China · Power products ↗
Use & limits
A component brand on an offer does not identify its complete-set assembler, authorization or project warranty.Power products, product-line description
Publication date not stated · Web edition; publication date not stated · Reviewed 2026-10-22View the recorded evidence
Lists generating sets, alternators, genset engines, controls and transfer switches as distinct product categories.
- [6]Supplier marketplace disclosurewww.alibaba.com
Alibaba · Jiangsu Wellpower WP-C200GF listing ↗
Use & limits
One marketplace listing; the advertised price is a tier range, not a dated firm offer.Named source page / model table; see recorded evidence
Publication date not stated · Original public record · Reviewed 2026-10-29View the recorded evidence
WP-C200GF: Cummins NT855-GA; 200 kW / 250 kVA; 50 Hz; advertised US$11,500–16,000; MOQ 1 set.
- [7]Supplier marketplace disclosurewww.alibaba.com
Alibaba · Taizhou Sutech ST-V250GF listing ↗
Use & limits
One marketplace listing; alternator brand and enclosure scope at the quoted price require confirmation.Named source page / model table; see recorded evidence
Publication date not stated · Original public record · Reviewed 2026-10-29View the recorded evidence
ST-V250GF: Volvo Penta TAD734GE; 250 kVA / 200 kW; advertised US$17,900; silent, open, trailer, canopy and container types listed.
Continue your research
Price research
200 kW Diesel Generator Prices in China: What Listings Really Tell You
Three public listing examples show why a price needs an exact configuration, rating and commercial basis before it can be compared.
Technical guide
Diesel Generator kW vs kVA: Prime, Standby and Frequency
Use manufacturer examples and a power-unit calculator to separate electrical output, duty rating and engine application data.
Industry data
China Generator Industry Data: 2026 Sales and Export Indicators
Read association and government figures with their original periods, units and product coverage intact.
Supplier research
How to Check a Diesel Generator Supplier and Its Documents
A supplier evidence comparison, certificate checks and an RFQ template for shortlisting generator offers.
Technical guide
How a Diesel Generator Set Works
Follow the engine, alternator, controls and transfer interface, then ask for evidence for the complete package.
Technical guide
Prime vs Standby vs Continuous Generator Ratings
Keep the manufacturer’s duty definition with the number before comparing generator capacity.
Technical guide
Generator Sizing: Load Schedules and Motor Starting
Build an engineering brief that captures running demand, starting events and acceptable recovery.
Technical guide
Open vs Silent vs Containerized Diesel Gensets
Compare weather protection, acoustic evidence and service access as separate requirements.
Regional research
China’s Diesel Genset Supply Chain: Research by Manufacturing Role
Use named company and government records to distinguish engine plants, alternator factories and complete-set assembly.
Buyer guide
Diesel Generator RFQ Checklist: What to Send Before Asking for a Price
Create a common specification, inclusion list and evidence request for every candidate.
Buyer guide
Comparing Generator Quotations on Equal Terms
Resolve technical and delivery differences before comparing quotation totals.
Buyer guide
Factory Testing vs Site Acceptance for Diesel Generators
Agree what each test proves, what remains to be checked and which records link to the delivered set.
Buyer guide
Engine Brand vs Genset Manufacturer: What the Name Proves
Separate component identity, complete-set assembly, authorization and warranty evidence.
A DIFFERENT WAY TO READFollow your questions.
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Read the story, inspect its sources and take the ideas into your own sourcing questions. Article tools keep the page beside the conversation.
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