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Astra PhotonGlobal optical networking

Product

10/100M Duplex Fiber Media Converter 1310nm 20km SC/ST/FC SMF

Model reference
MC-ASM-DU-SM-20
Data rate
10/100M
Wavelength
1310 nm
Reach
20km
Form factor
Duplex
10/100M Duplex Fiber Media Converter 1310nm 20km SC/ST/FC SMF
Product reference image. Branding and label details are confirmed with your order.
Model referenceMC-ASM-DU-SM-20
CategoryFibre Media Converters
Decision pathSpecifications + host + evidence

Key specifications

Model referenceMC-ASM-DU-SM-20
Data rate10/100M
Wavelength1310 nm
Reach20km
Form factorDuplex
ConnectorSC/ST/FC
DOM / DDMIron
Commercial temperature0~70°C
Industrial temperatureN/A
Transmission modeSingle-mode

Available models

Compare model specifications

1 model

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Model referenceTypeRateMediaWavelengthReachConnectorOptions
MC-ASM-DU-SM-20Duplex10/100MSM131020kmSC/ST/FCIron

Original part-number references

These references compare optical specifications. Confirm the host device, firmware and coding profile before deployment.

BrandOriginal part numberModel referenceOptical specification referenceNext step
TP-LINKMC110CSMC-ASM-DU-SM-20

10/100BASE-TX to 100BASE-FX media converter, 1310 nm duplex SC SMF, 20 km.

TP-Link MC110CS 10/100Mbps Single-Mode Media ConverterReviewed 2026-08-17
Specification matchCheck host compatibility
View all 1 references

Compatibility matching

Compatible with a wide range of major network brands.

Send the host device brand, model and link requirements so we can match an appropriate option.
Send your device model

Review where this product fits the link design.

Confirm the host port, fibre or cable path, distance and operating environment before selecting the final variant.

  • Endpoint fitHost device, port role and remote-end interface
  • Link fitRate, reach, wavelength, fibre and connector
  • Project fitEnvironment, quantity and document requirements
Illustration of an optical network application path
Illustrated checklist for optical link testing and output review

Request evidence against the exact product scope.

Available evidence depends on the model and agreed review scope. Ask for the checks needed by engineering or procurement before approving a sample or rollout.

  • Product identityModel, label, connector and wavelength details
  • Host contextCoding or recognition evidence where applicable
  • Output evidenceOptical, diagnostic or link information where available
Request testing evidence

Review the document for the exact model.

Review the document for the exact model and reach before approving a sample or rollout.

Download MC-ASM-DU-SM-20 specification (PDF)

Five answers for this product path.

View all 52 answers
Product selectionShould I select an optic by its maximum reach?

Use the designed link length and loss budget, not maximum reach alone. Fibre type, connectors, patch panels, wavelength and receiver limits all affect whether a particular reach class is appropriate.

Browse products
Compatibility & codingWill DOM or DDM readings be available on the host?

They are available only when the module, interface and host software support the diagnostic functions and expose them correctly. Confirm the required readings as part of the device review.

Start a model review
Optical link designCan temperature influence optical margin?

Optical output, receiver performance and fibre or connector conditions can vary with environment. Use the specified operating range and retain reasonable link margin for the deployment.

Use the selection guide
High-speed deploymentHow should I compare QSFP-DD and OSFP for 400G?

Start with the host port and supported interface list. The form factors have different mechanical and thermal characteristics and should not be treated as direct substitutes without device support.

Plan a technical review
Documents & procurementHow do I make sure a document applies to my exact model?

Compare the model reference, interface, reach and variant with your product shortlist. If the document is not published or the revision is unclear, send the model and required document type through the document request form before using it for approval.

Request a document pack

Next steps

Move from product record to a scoped decision.