Description
D4 patch cord is commonly used in Telco network devices and some old network machines, and the D4 connector is with a threaded cylindrical connector body and 2mm zirconia ferrules keyed and spring-loaded, has a smaller ferrule than SC FC connectors.
D4 Patch Cord Specification
| Connector type | D4 connector |
| Fiber type | G652D, G657A2, G657A1, G655, G657B3, OM1 OM2 OM3 OM4,OM5, etc |
| Wavelength | 1260-1650nm |
| Fiber cores | 1 core, 2 cores or multi-fiber |
| Cable diameter | Φ3mm,Φ2.6mm, Φ2.4mm, Φ2.0mm,Φ1.6mm, Φ0.9mm or custom |
| Polish method | UPC, PC, APC（8°）, SPC |
| Cable color | Yellow, white, blue, green, grey, red, black, aqua, orange, purple, etc. |
| Fiber radius of curvature | ≥ 40 mm (G.652D and G.655C); ≥ 20 mm (only G.657A2) |
| Insertion loss | ≤ 0.1dB (Master)
≤ 0.3dB (Standard) Tested by JDS RM 3750 |
| Return loss | UPC ≥ 55dB,APC ≥ 60dB (typ.65dB)–Single mode
UPC≥ 35dB (typ.38dB)-Multimode Tested by JDS RM3750 |
| Repeat ability | ±0.1dB |
| Operating temperature | -40 ° C to 85 ° C |
| Geometry Requirement
(For Single mode) |
Ferrule End face Radius:
7mm ≤ R ≤ 12mm (APC) 10mm ≤ R ≤ 25mm (Standard) Apex Offset ≤ 30 μm (Master) Apex Offset ≤ 50 μm (Standard) Undercut -50nm ≤ U ≤ 50nm Tested by DORC ZX-1 |
D4 Patch Cord Features
- Low insertion loss and high return loss
- Good exchange ability and durability
- High temperature stability
- 100% interferometer measurement
- Conforms to Telcordia GR-326-CORE
D4 Patch Cord Application
- FTTH network (Fiber To The Home)
- Fiber Optic Telecommunications
- LAN (Local Area Network
- CATV&CCTV network
- High speed transmission systems
- Fiber optic sense
D4 D4 Fiber Patch Cord D4 SC Fiber Patch Cord
D4 Patch Cord Order Information
Eg: Patch Cord SC/APC-SC/UPC Simplex single mode OS1 2.0mm 25meter
Part no.: YDPC-SASU-SMSX-2025
Package Information
| ITEM | QTY/CTN | CTN SIZE | G.W./CTN |
| Patch cord SC-SC SM SX 1M | 500pcs | 47*47*26cm | 14.8kg |
