Alternator unit in operation — hero banner slide 1
Generator set installation — hero banner slide 2
Alternator manufacturing / testing — hero banner slide 3
Industrial Alternators

Alternators engineered for continuous, reliable generator power.

From 200kW to 2000kW — filter by power output, voltage, frequency and frame size, or send us your specification and we'll match the right unit.

✓ Full spec sheets and dimension drawings on every product page

Find the correct alternator

Search by power output and electrical specification, or look up a model/frame code directly.

or search by model / frame / OEM code
Browse by Application

Alternators built for your environment

Each category is matched to real operating conditions — from marine salt exposure to continuous-duty data center backup.

Industrial alternators category
6.5–2000 kW

Industrial

Standby and continuous-duty alternators for factories, plants and general power generation.

View range →
Marine duty alternators category
Marinised / corrosion-resistant

Marine

Protective coatings and sealed construction for offshore and marine-duty environments.

View range →
Telecom and data center backup alternators category
Backup / standby

Telecom & Data Center

Reliable standby power for critical infrastructure and continuity-sensitive facilities.

View range →
Rental fleet alternators category
Fast turnaround

Rental Fleet

Durable, easily serviced units built for high-utilization rental fleets.

View range →
Why Voltonic Alternators

[Placeholder — replace with real, verifiable reasons]

These four points are placeholders. Replace with claims you can actually verify (e.g. specific standards compliance, real warranty terms, tested output tolerances).

✓

[Claim — e.g. Standards Compliant]

[Confirm exact standards, e.g. IEC 60034, before publishing.]

⚙

[Claim — e.g. Wide Power Range]

[Confirm your actual kVA/kW range from real catalog data.]

🛠

[Claim — e.g. Technical Support]

[Only state if a real technical support process exists.]

⏱

[Claim — e.g. Fast Turnaround]

[Confirm real lead times before publishing.]

Featured Alternators

Popular models

One representative model from three of our series — see the full catalog for every size variant.

VOL314A1 alternator product photo
MODEL VOL314A1

VOL314 Series

Power
200 kW / 250 kVA
Poles
4 Pole
Frequency
50 / 60 Hz
Insulation
Class H
VOL404D2 alternator product photo
MODEL VOL404D2

VOL404 Series

Power
800 kW / 1000 kVA
Poles
4 Pole
Frequency
50 / 60 Hz
Insulation
Class H
VOL454H5 alternator product photo
MODEL VOL454H5

VOL454 Series

Power
2000 kW / 2500 kVA
Poles
4 Pole
Frequency
50 / 60 Hz
Insulation
Class H
Standards & Reliability

[Placeholder — confirm real certifications]

[Certification name]

[Confirm certification/registration details before publishing.]

Standards compliance

[List only the standards you can verify — e.g. IEC 60034, ISO 9001 — once confirmed.]

Testing process

[Describe your real quality-testing process, if applicable.]

Warranty

[State actual warranty terms once confirmed.]

Certification badge 1
Certification badge 2
Certification badge 3
Certification badge 4
Process

How it works

1

Specify

Filter by power, voltage and frame — or send us what you have.

2

Match

We identify the correct alternator for your requirement.

3

Verify

Review the full spec sheet and confirm fit before ordering.

4

Quote

Request pricing and lead time through the quote form.

5

Support

Our team assists through delivery and installation questions.

FAQ

Common questions

How do I know which alternator fits my genset?
Use the Spec Finder above to filter by power output, voltage, frequency, poles and frame size, or send us the nameplate details of your existing unit and we'll confirm the correct match.
Do you provide full dimension drawings?
Each product page includes a downloadable datasheet with dimensional drawings, coupling/adaptor tables and electrical ratings.
What frame and coupling standards do you support?
[Confirm supported SAE/BF frame ranges and coupling standards before publishing.]
Can you accommodate custom specifications?
[Confirm real customization capability — windings, excitation systems, coatings — before publishing.]
How do I request a quote?
Use the Request a Quote form with your specification, quantity and any relevant nameplate or drawing details. Our team will follow up directly.

Not sure which alternator you need?

Send us your requirement or old unit's nameplate details, and our team will help identify the right alternator.

Get Help Finding an Alternator