FCm-FCf
FCm-FCf is part of the hybrid adapter range built by Ever Expresslink Limited in Ningbo, China. It is built on the FC (Ferrule Connector) interface. The adapter is supplied as FC male to FC female.
Cross-type mating sleeves that join two different connector standards
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Product Overview
FCm-FCf is part of the hybrid adapter range built by Ever Expresslink Limited in Ningbo, China. It is built on the FC (Ferrule Connector) interface. The adapter is supplied as FC male to FC female.
FC uses a 2.5 mm zirconia ceramic ferrule inside a threaded metal coupling nut, so the mated pair is locked mechanically rather than held by a spring latch. FC needs the alignment key to seat in the adapter slot before the nut is tightened. Cross-threading a keyed FC is the single most common cause of high loss on an FC link.
It is one of 19 items in this range. A typical application is extending a cord's reach through a panel without a new assembly. What the range is built to give you there: available as male-to-female and female-to-female combinations.
The problem it addresses is test sets that cannot reach the port they need to measure. A practical note that applies across this range: confirm both connector types and their genders before ordering. Specifications for a particular configuration are confirmed on the quotation rather than assumed from the designation.
Key Benefits
- Supplied as FCm-FCf, so the part you receive matches the designation you ordered against
- Keeps a migration reversible, because nothing is cut
- Compact enough to live permanently in a field test kit
- Wide combination matrix across FC, SC, LC, ST, MU, DIN and E2000
- One part bridges two standards instead of a purpose-built converter cord
Problems It Solves
- Migration projects where old and new connector types have to coexist
- Custom converter cords ordered for what is really a temporary connection
- Gender mismatches between male ferrule ends and female panel ports
- Equipment ports and installed plant using different connector standards
Application Scenarios
- Single-mode monitoring taps
- Phasing an ST multimode backbone into new LC equipment
- Bench testing a component with a connector the test set does not carry
- Temporary cross-connects during a cutover window
- Extending a cord's reach through a panel without a new assembly
Who It Is For
- Laboratories and test benches with multiple equipment standards
- Maintenance crews carrying a universal patching kit
- Field engineers testing across mixed connector estates
- Contractors migrating legacy ST or FC plant to SC or LC
Technical Features
- FC (Ferrule Connector) interface
- FC needs the alignment key to seat in the adapter slot before the nut is tightened. Cross-threading a keyed FC is the single most common cause of high loss on an FC link.
- Metal or thermoplastic housing depending on the pair
- Panel-mount and inline versions
- Dust caps on both interfaces
- Precision alignment sleeve sized for the smaller of the two ferrules
Materials
- Zirconia ceramic or phosphor bronze alignment sleeve
- Metal or thermoplastic housing
- Stainless retention hardware
- Thermoplastic dust caps
Specifications
| Product Designation | FCm-FCf |
|---|---|
| Product Family | Hybrid Adapter |
| Connector Interface | FC (Ferrule Connector) |
| Interface Gender | FC male to FC female |
| Manufactured In | Ningbo, China |
| Warranty | One year against defects in materials and workmanship |
Values shown are those carried by the product designation. Dimensional and optical values for a specific order are confirmed on the quotation.
Manufacturing Process
- Sleeve selection matched to the ferrule pair
- Housing machining or molding per connector combination
- Assembly and concentricity verification
- Mating check against both parent connector standards
- Capping and individual packing
Quality Control
- Concentricity verified against both mating standards
- Insertion loss measured with reference cords on both sides
- Retention and mating force checks on samples
- Visual inspection of both interfaces before capping
- Combination and gender verified against the order line
Customization Options
- Any mainstream connector pair on request
- Male-to-female or female-to-female
- Ceramic or bronze sleeve
- Panel-mount or inline body
- Kitted sets for field engineering bags
Compared With Other Options
| SC | SC seats faster with a push-pull motion; FC holds up better where the cabinet vibrates or ports get bumped |
|---|---|
| ST | ST twists on with a bayonet in a quarter turn; FC's threaded nut takes longer but resists loosening |
Handling FCm-FCf
Before You Order
- Confirm both connector types and their genders before ordering
- Match fiber mode on both sides; a hybrid adapter does not convert core size
- Clean both ferrules before mating, as with any adapter
In Service
- Expect the loss of a normal mated pair, and budget for it in the link
- Do not use a hybrid adapter to bridge UPC to APC
- Cap unused sides when the adapter lives in a field kit
Questions About FCm-FCf
What do you need from us to quote FCm-FCf?
The quantity, the destination and anything that has to match on your side: connector and polish at each end, fiber mode and core size, and length where the item is an assembly. If you are matching a part you already buy, send the sample and we will quote against it.
Can FCm-FCf be supplied with a different connector interface?
Yes. FC (Ferrule Connector) is what this designation carries, and the same family is stocked across the other mainstream connector standards. Tell us the port you have to mate with and we will confirm the equivalent part.
Which connector combinations can you supply?
We stock a wide matrix across FC, SC, LC, ST, MU, DIN and E2000, in both male-to-female and female-to-female forms. If your combination is not in the list, send us the two connector types and we will quote it.
Will a hybrid adapter add loss to my link?
It adds the loss of a mated connector pair, the same as any adapter in the path. Include it in the link budget rather than assuming it is free.
Can I mate UPC to APC through a hybrid adapter?
No. The end-face geometries do not touch correctly and both faces can be damaged. Cross polish types with a proper converter assembly, not an adapter.
More Hybrid Adapter
FCm-SCf
Used for extending a cord's reach through a panel without a new assembly.
View Details
FCm-STf
Used for extending a cord's reach through a panel without a new assembly.
View Details
SCm-FCf
Used for phasing an ST multimode backbone into new LC equipment.
View Details
SCm-LCf (Ref 423)
Used for phasing an ST multimode backbone into new LC equipment.
View DetailsGuides Cases and Industries
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Request Pricing For FCm-FCf
Tell us the quantity and destination. If you are matching a part you already buy, send the sample and we will quote against it.