4F Single-Mode LSZH OFNR MPO Indoor Fiber Optic Cable

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F Single-Mode Indoor Micro Cable Variant

This 4-fiber configuration is intended as bulk indoor cable for MPO cable-assembly production. It is not a finished MPO patch cord or trunk. The connector interface, ferrule format, polarity, pinning, key orientation, assembly length, and finished-assembly test limits must be specified separately.

How to Specify the 4F Variant

1. Select one fiber grade: G.652.D, G.657.A1, or G.657.A2, subject to current availability.
2. Confirm the approved construction drawing and 3.0 ± 0.1 mm OD.
3. State the sheath color, jacket material, and exact project-required rating as separate fields.
4. Define total length, length per reel, quantity, marking, and destination.
5. If BWNFiber will produce a finished MPO assembly, add the connector, polarity, pinning, key orientation, end-face, branch/leg, total-length, labeling, and test requirements.
6. Request the controlled datasheet, drawing, and applicable test/rating evidence before purchase-order approval.

RFQ Checklist

text
Product family: Single-mode indoor micro cable for MPO assembly production
Fiber count: 4F
Fiber grade: G.652.D / G.657.A1 / G.657.A2 (select one)
Cable OD: 3.0 ± 0.1 mm (confirm against approved drawing)
Sheath color:
Jacket material:
Required rating / test evidence:
Bulk cable only or finished assembly:
Total length:
Length per reel:
Quantity:
Cable marking:
Required datasheet / drawing / report:
Destination:

CTA: Send this completed checklist with your cable schedule or reference drawing for a 4F configuration review and quotation.

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1. Is this 4F cable supplied with MPO connectors?
   No. The proposed product record is for bulk 4-fiber indoor cable intended for cable-assembly production. Connector type, ferrule format, pinning, polarity, end-face geometry, assembly length, and finished-cable testing are separate requirements.

2. Which single-mode fiber grades are available?
   The supplied draft lists G.652.D, G.657.A1, and G.657.A2 as alternatives. Availability for the 4F configuration is TBC — controlled source required.

3. What is the outside diameter of the 4F cable?
   The supplied draft lists 3.0 ± 0.1 mm. This value remains TBC until the current 4F datasheet or drawing is approved.

4. Does LSZH mean the cable is OFNR-rated?
   No automatic equivalence should be claimed. State the jacket material and the exact declared fire/smoke/halogen rating or test evidence separately for the selected model.

5. Is yellow the only jacket color?
   Yellow appears in the supplied draft. Any alternative color is TBC — source required.

6. What should a buyer confirm before using this cable in an MPO assembly?
   Confirm fiber count and grade, cable construction and diameter, jacket/rating evidence, assembly interface, polarity and pinning plan, finished length, test requirements, labeling, quantity, and destination.

7. Do the fiber attenuation values include connector and splice loss?
   No. Cable-fiber attenuation and finished-assembly insertion/return loss are different acceptance objects. The finished link budget must include connectors, splices, and application-specific allowances.

8. What documents should be requested?
   Request the current datasheet, construction drawing, fiber and jacket declaration, dimensional/mechanical limits, rating/test evidence, and the agreed finished-assembly test record where applicable.

9. How should 4F be distinguished from 8F, 12F, 16F, and 24F variants?
   Use the family selector and count-specific row. Do not rely on a nearly identical standalone page or image.

10. What information is needed for a quotation?
    Send the selected fiber count and grade, jacket/material and required rating, total length, reel length, quantity, marking, cable-assembly use, required documents, and destination.