MU Fiber Optic Adapters Couplers

Type :

MU Series Fiber Optic Adapter (Metal, Without Flange); Simplex, Duplex, 8-port for Options

MU adaptors are approximately half the size of an SC adaptor and utilize zirconia sleeves for precision alignment. These couplers are available in both simplex and duplex versions and mount into rectangular panel cutouts.
We supply fiber optic MU adaptors, including the simplex, duplex and 8-port types, single mode and multimode styles. These MU fiber adaptors are UPC (for SMF and MMF) and APC types (for SMF), most of them are with zirconia sleeves, optional bronze sleeve MU adaptors are for multimode.


  • Plastic body provides a light weight yet durable solution
  • Dust caps protect against debris and contamination
  • Stainless steel mounting clips allow for easy snap in installation



Connector Type MU to MU Housing Zirconia sleeve
Return Loss UPC>50dB; APC>60dB
Fiber Type UPC for Multimode; APC for Singlemode
Insertion Loss ≤0.2dB Mating Durability 1000 times
Repeatability   0.1dB Max. Color Silver
Alignment Sleeve Material Zirconia Ceramic Compliance RoHS compliant
Applications WANs, LANs, CATV
Metrology, Railway, Industry
Active device termination
Telecommunication networks
Metro networks
Data processing networks
Premise installations
Industrial, medical & military
Environment Operating: -20°C to 70°C
Storage: -40°C to 85°C
Humidity: 95%RH

Worldwide FREE Shipping on orders over US$179

We offer FREE shipping on orders over US$179 WORLDWIDE by FedEx, DHL or UPS! We ship orders Monday through Friday from our warehouses. Most of the orders will be processed and shipped within 1~2 business days, excluding some custom items. The specific shipping time varies on the destination, shipping service you choose, and customs clearance. If you have a strict delivery time requirement, you may contact the sales representative before your purchase, and we will recommend you an appropriate shipping method. According to shipping methods, delivery time around the world is estimated as follows:

  • FedEx Estimated 3-6 business days
  • DHL Estimated 3-6 business days
  • UPS Estimated 3-6 business days

Extended 30-day, no-questions-asked Return Policy

We have a 30-day, no-questions-asked return policy for all of our products. If you aren’t satisfied, please contact our team within 30 days of receipt for a refund or replacement. To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original and unopened packaging. To initiate a return please contact our customer success team who will issue an RMA number and provide return shipping instructions.

How to Track your orders

Once your package leaves our warehouse, we'll send you a shipment notification email. This email includes the carrier name, tracking number, shipping date and items' details. You can click the tracking number to track your package on the carrier's website, like DHL, FedEx or UPS.

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