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StarTech.com

StarTech.com LOOPBACKMMC16OS2M Fiber Loopback Adapter

$224.99
$207.32 SAVE $17.67
None availableas of 09/28/2026

Ships when available. Free shipping on most items when you spend $100 or more.

Compliance and certifications

  • TAA compliant
  • WEEE
  • RoHS
Rated excellent by our customers Read our reviews

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

This Single Mode MMC Loopback Module is a practical tool for verifying signal continuity, insertion loss, and port function in fiber optic networks. Ideal for technicians and IT Pros, it enables fast, consistent testing across MMC-based fiber connections.

Test Single Mode Connections

The 9/125um MMC16 Loopback Adapter is compatible with OS1 and OS2 cabling in point-to-point and structured installations. IEC and RoHS compliance ensures readiness for standardized deployments and testing in regulated environments.

Accurate Signal Diagnostics

Validate MMC transceivers, isolate faults, and confirm port behavior across high-speed parallel optic links. The 16-fiber male MMC connector with precision-aligned ferrules deliver clean signaling for accurate, reliable diagnostics

For Enterprise Fiber Switches

The compact MMC-16 male loopback tester attaches to female MMC interfaces for high-density testing without disrupting adjacent connections. A durable ABS housing withstands wear from repeated use and is suitable for frequent testing in data centers and edge or on-prem installations.

Technical specifications

General Information

Manufacturer StarTech.com
Manufacturer Part Number LOOPBACKMMC16OS2M
Manufacturer Website Address http://www.startech.com
Brand Name StarTech.com
Product Name LOOPBACKMMC16OS2M Fiber Loopback Adapter
Packaged Quantity 1
Product Type Fiber Loopback Adapter

Technical Information

Device Function Continuity TestingLoopback TestingFiber Optic Cable TestingCable Signal TestingInsertion Loss Measurement

Media & Performance

Media Type Supported Optical Fiber

Physical Characteristics

Height 0.1"
Width 0.4"
Weight (Approximate) 0.10 oz

Miscellaneous

Package Contents
  • LOOPBACKMMC16OS2M Fiber Loopback Adapter
  • Protective Dust Caps
Application / Usage Data CenterOptical Fiber
Compatibility

with OS1 and OS2 Cabling

Certifications & Standards
  • CE
  • IEC 6175420
TAA Compliant Yes
Environmental Compliance Waste Electrical and Electronic Equipment Directive (WEEE)Restriction of Hazardous Substances (RoHS)

Warranty

Limited Warranty 1 Year

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Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.