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How to specify a Generator Set

What to put on an RFQ for Generator Set: the ratings, documents, and constraints that change the quote.

25 Oct 2026 · 3 min read · Tradinor Desk

Specification points for Generator SetTRADINOR · FIGUREWhat to lock for Generator SetFootprintControlSafety and noiseThroughput
Put these on the RFQ for Generator Set before you compare prices.

A buyer searching for Generator Set is usually trying to stop a bad substitute. Industrial equipment is specified by throughput, the material it touches, the utilities, and the environment of the plant. The notes below are selection criteria for a Generator Set. They are not a catalog promise. Confirm every rating on the current datasheet, drawing, or test report for the revision you will receive.

What has to be true of Generator Set

Industrial equipment is specified by throughput, the material it touches, the utilities, and the environment of the plant. For a Generator Set, start from the duty, then the interface to the rest of the machine or the room, then the document that proves the claim. A lower price that leaves one of those blank is a different product.

Generator Set is easy to confuse with Thermal Oil Heater. If the quote could be read as either, add the line that separates them: the rating, the fitment, or the standard named below. Link the drawing number to that line so receiving inspection can reject the wrong one.

Numbers that change the quote

Line What to write for Generator Set
Footprint Size, weight, and access for service.
Control Local panel, PLC, or a stated network.
Safety and noise Guards, and a noise figure if the hall has a limit.
Throughput Units, kilograms, or pallets per hour at a stated duty.
Material What the machine handles, including temperature and abrasiveness.
Utilities Power, air, water, or steam.

How to compare two offers

Lay both quotes for Generator Set on one sheet and line up footprint, control, and safety and noise. If a cell is empty, the offer is not finished. Ask for the missing line in writing. When those match, the honest difference is lead time, the test evidence, and who carries the warranty. Do not average a fully specified Generator Set with a cheaper line that omitted footprint.

Documents worth having before the deposit

Ask for a general arrangement drawing and a utility list. The file should name Generator Set and the revision, not only the supplier’s homepage. A factory quality certificate such as ISO 9001 can sit beside that file. It does not replace it.

Failures that show up after delivery

  • Leaving the control interface unnamed.
  • Quoting throughput at an ideal product and running a harder one.
  • Forgetting service access in the layout.

On a Generator Set, the expensive version of the first mistake is discovering it after the goods are in the crate. Put the rejection condition in the purchase order while the supplier can still restate the offer.

A worked RFQ line

Use this shape, then replace the brackets with your duty: “Generator Set — Write throughput, material, utilities, footprint, and control.” That sentence is a template, not a rating of any brand. If a supplier’s datasheet uses different units, convert them onto this sheet so the next offer can be compared.

Where words like explosion-proof / ATEX belong

Searches often add a constraint to Generator Set: explosion-proof / ATEX, or OEM / custom. Keep those on this page. ATEX or IECEx is a certificate for a zone, a gas or dust group, and a temperature class. An IP rating does not grant it. Skip the mark if the site is not hazardous. OEM or custom means a drawing, a revision, and a statement of who owns the tool. Without those, you are buying the catalog part. If you need a third constraint, add it as another line on the same drawing. A second URL that only swaps the adjective does not give a buyer a second fact.

Related in this section: how to specify Thermal Oil Heater.

Questions buyers actually ask

What should an RFQ for Generator Set include?

Write throughput, material, utilities, footprint, and control.

Is a cheaper Generator Set the same part?

Only if footprint, control, and the documents match. A missing line is a different offer.

Do waterproof, OEM, or IP words need their own page?

No. For Generator Set they are extra lines on this specification. Ask for the test or the drawing that gives the word a value.