Preserve the full reference
Do not remove prefixes, suffixes, wavelength/channel or revision marks.
Compatibility engineering brief
OEM Part-Number Lookup for Optical Modules
An OEM reference is a search key, not a universal compatibility certificate. Suffixes, revisions, host policies and physical standards must be resolved before quoting a substitute.
A part number may encode form factor, rate, reach, wavelength, connector, temperature or host identity, but the meaning of suffixes differs by vendor and generation. The complete string must be preserved.
After a technical mapping is found, the named host still needs validation. A standards-aligned optic can be rejected, warned or operated differently by software, port mode and FEC policy.
MingApex uses public and buyer-supplied references as a starting point. The quotation states the proposed third-party configuration rather than representing it as an original OEM product.
01 / Scope record
Freeze the exact approval record before selecting a code
Capture the exact part-number string and the host where it will be used.
| Required field | What to record | Why it changes the result |
|---|---|---|
| Host model / hardware | Exact host platform and model where the looked-up OEM reference will be used. | Support can differ by chassis, line card, ASIC and port cage. |
| Software version | Host software/firmware release and any transceiver policy active on that platform. | Allow-lists, alarms, breakout and FEC behaviour can change by release. |
| Port mode | Form factor, native speed, breakout/channel mode, connector and peer. | A physical cage may expose several mutually exclusive speed or breakout modes. |
| FEC policy | Required FEC for the mapped optical standard and exact host/peer combination. | The wrong FEC policy can leave a recognized module without a stable link. |
| DOM / DDM | Required DOM/DDM fields, thresholds and alarm behaviour after the reference is mapped. | Recognition alone does not prove valid telemetry, thresholds or alarm reporting. |
| Coding identity | Exact OEM part number including suffix, revision, wavelength/channel and any vendor-specific string. | Vendor fields and part-number identity must match the approved coding profile. |
| Sample boundary | The proposed mapped sample and result are limited to the named host tuple and quoted optical specification. | A result belongs to the tested unit and named host tuple unless the scope says otherwise. |
02 / Technical checks
What must be checked on the named platform
The lookup separates reference decoding, technical equivalence, host coding and sample proof.
Decode physical specification
Confirm form factor, rate, reach, wavelength, fibre and connector.
Identify host context
Record platform, model, software, card and intended port.
Check FEC and mode
Verify the mapped optic aligns with port and peer operation.
Define coding fields
Agree vendor name, part-number presentation, serial and DOM profile.
Validate the candidate
Test the serialized mapped sample before production approval.
03 / Catalogue anchors
Live product examples for a controlled starting point
Use live product specifications as mapping anchors; the final proposal follows the exact OEM reference and named host.
Verified live product page1G SFP 1310nm LX 10km LC Transceiver1G access and campus single-mode starting pointVerified live product page10G SFP+ 1310nm LR 10km LC Transceiver10G enterprise and aggregation referenceVerified live product page25G SFP28 1310nm LR 10km LC Transceiver25G server and modern uplink referenceVerified live product page100G QSFP28 LR4 10km LC Transceiver100G duplex-LC single-mode referenceVerified live product page400G QSFP-DD FR4 2km LC Transceiver400G duplex-LC and RS-FEC reference
These products are technical starting points. A product page or programmed code is not evidence of blanket host support.
04 / Validation
Named-host sample and production-release workflow
The mapped sample must preserve both optical specification and programmed identity so the lookup can be repeated at lot release.
- 1
Freeze the host tuple
Record the exact device, chassis or line card, software release, port identifier and intended link role for OEM part-number lookup.
- 2
Confirm physical and protocol fit
Match form factor, line rate, reach, wavelength, fibre, connector, breakout mode and required FEC before coding.
- 3
Program and identify the sample
Lock vendor fields, part number, serial format, DOM profile and sample identity so the tested unit can be traced.
- 4
Test on the named host
Record recognition, link state, DOM, alarms, error counters, FEC status and traffic stability for the stated software baseline.
- 5
Bridge sample approval to the lot
Release production only when coding identity, optical checks, labels and change-control records remain tied to the approved sample and order line.
05 / Decision patterns
Common approval scenarios and their limits
Exact match, superseded reference, ambiguous suffix and host-unknown requests require different responses.
Exact reference and host
Return one candidate specification and a named-host sample plan.
Superseded reference
Document the old/new mapping and do not assume software behaviour is unchanged.
Ambiguous suffix
Pause the quote until wavelength, reach, temperature or revision is resolved.
Host unknown
Provide a technical decoding only; compatibility approval remains open.
06 / Buyer evidence
Compatibility evidence pack
Use these redacted records to define what must be captured for the exact host, sample and order line.
07 / Risk control
Failure modes to remove before production approval
Truncated part number
Removing a suffix can map to the wrong reach, wavelength or temperature.
Standards-only substitution
Physical equivalence does not prove host acceptance.
Revision blindness
New host software or hardware can change behaviour for the same reference.
Untraceable mapped sample
Without serialized identity the later lot cannot be compared reliably.
08 / Buyer questions
Compatibility-specific questions
Is an exact OEM reference enough to quote?
It is enough to begin technical mapping, but host model, software, port, FEC, DOM and quantity are still required for approval.
Does the lookup prove universal compatibility?
No. It produces a candidate mapping and a validation scope for the named host.
Can a suffix be ignored?
No. It may encode wavelength, reach, temperature, connector, revision or host identity.
What should be returned with the quote?
Return the proposed specification, coding identity, validation boundary, sample plan and open assumptions.
Controlled next step
Send the complete OEM reference and the exact host where it will run.
MingApex will return a traceable candidate mapping, named-host validation scope and sample line item.