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Electric Motor Speed Controller Specification Example for Rental Motorcycles: Off-Road Version

Source:High Efficiency DC Converter / Time:2026-09-18

Electric Motor Speed Controller Specification Example for Rental Motorcycles: Off-Road Version

This is a worked specification for electric motor speed controller in a off-road version programme. It is the document we would send a buyer who asks what exactly they are getting: the material, the dimensions that are actually controlled, the finish, and the checks that happen before anything is packed.

The off-road version version exists because the duty cycle on rental motorcycles is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually reorders that did not match the approved sample.

Electric Motor Speed Controller

Example specification

ItemElectric Motor Speed Controller
ApplicationRental Motorcycles
VersionOff-Road Version
Base materialTempered Glass
Controlled dimensions6 key dimensions, recorded per lot
Tolerance band±0.5 mm
Finishanodised
MOQ1,000 pieces per specification
Sampling7 working days, 5 days per revision
ComplianceTUV

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — Tempered Glass, in this example.
  3. List the dimensions that are actually controlled and the tolerance on each.
  4. Name the finish and what it has to survive.
  5. State the inspection level and who pays when a lot fails.

Electric Motor Speed Controller example

Processes involved

  • ultrasonic cleaning
  • heat treatment
  • injection moulding
  • laser cutting
  • shot blasting
  • die casting

Where this example applies

Programmes that run off-road version most often specify this build for rental motorcycles. Related applications include passenger cars, workshop replacements, rental motorcycles, courier fleets, off-road bikes.

Checks before packing

  • Dimensional report against the approved drawing.
  • AQL 2.5 sampling on the finished lot.
  • Finish inspection under agreed lighting.
  • Carton drop test on the first lot of a new packing specification.

Questions buyers ask

How long does sampling take?

Samples leave the factory in 7 working days, and each revision round adds about 5 days once you have seen the first piece.

What is the minimum order quantity?

The standard MOQ is 1000 pieces per specification. Mixed sizes inside one shipment are accepted once the total reaches that figure.

Can you match an existing sample?

Send a sample and we will reverse-engineer the specification, then produce a counter sample for approval before any bulk starts.

How is packing specified?

Individual packing, inner box quantity and carton marking are confirmed at quotation stage so the cartons arrive ready for your warehouse.

Send the specification you are working to and we will confirm what we can match, what we would change and why.

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