Fiber Connectivity & Management
Ultra-low-loss fiber patch cords, PLC splitters, distribution enclosures, and high-density MPO/MTP connectivity systems.
Technical Architecture & Subproduct Scope
Reliable fiber networks depend on pristine optical interfaces. Semita Technologies delivers factory-terminated patch assemblies, PLC splitters, optical distribution frames (ODF), fiber access terminals (FAT), and multi-fiber push-on (MPO/MTP) systems designed for minimum insertion loss and maximum return loss.
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Our application engineering team designs custom connector configurations, core counts, and specialized armoring for telco operators.
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PLC Splitters (Cassette / ABS / Tube)
Semita PLC (Planar Lightwave Circuit) splitters provide uniform optical power division across a broad operating wavelength spectrum (1260–1650 nm) for PON and FTTx architectures. Manufactured with silica glass waveguide technology, our splitters feature low insertion loss, minimal polarization-dependent loss (PDL), and high thermal stability across Cassette, ABS Box, and Mini Steel Tube form factors.
Key Engineering Features
- Ultra-low insertion loss and minimal PDL (≤ 0.20 dB) across all ports
- Available in Bare Fiber, Steel Tube, ABS Box, and Plug-in LGX Cassette formats
- Wide operating wavelength range covering 1260 nm to 1650 nm
- Exceptional channel-to-channel uniformity across all output splits
- Telcordia GR-1209-CORE and GR-1221-CORE verified for long-term field stability
Approved Applications & Deployments
Technical Performance Specifications
| Operating Wavelength | 1260 to 1650 nm |
|---|---|
| Fiber Standard | G.657.A / G.652.D |
| 1x2 Splitter IL (Max) | 4.2 dB (Uniformity: 0.6 dB) |
| 1x4 Splitter IL (Max) | 7.5 dB (Uniformity: 0.6 dB) |
| 1x8 Splitter IL (Max) | 11.0 dB (Uniformity: 0.8 dB) |
| 1x16 Splitter IL (Max) | 14.0 dB (Uniformity: 1.2 dB) |
| 1x32 Splitter IL (Max) | 17.4 dB (Uniformity: 1.5 dB) |
| 1x64 Splitter IL (Max) | 20.5 dB (Uniformity: 1.8 dB) |
| Polarization Loss (PDL) | ≤ 0.2 dB (1x2 to 1x8) / ≤ 0.3 dB (1x16 to 1x32) |
| Return Loss | UPC ≥ 50 dB | APC ≥ 55 dB |
| Directivity | ≥ 55 dB |
| Operating Temperature | -40°C to +85°C |
Fiber Access Terminal (FAT 16F / NAP)
Semita Fiber Access Terminals (FAT / NAP) are ruggedized outdoor distribution enclosures designed for wall and pole mounting at subscriber demarcation points. Engineered to accommodate up to 16 drop cables, integrated splice trays, and 1x8 or 1x16 PLC splitters, these enclosures offer IP65 weatherproof ingress protection and secure anti-theft key locking.
Key Engineering Features
- Accommodates 1x8 or 1x16 micro PLC splitter alongside 16 SC or LC adapters
- Integrated flip splice tray supporting up to 24 mechanical or fusion splices
- 2 uncut feeder cable entry ports (up to 14mm) + 16 outdoor drop cable exit ports
- Engineered with high-impact, UV-resistant ABS+PC polycarbonate copolymer
- IP65 weather-sealed with silicone perimeter gasket and tamper-proof key lock
Approved Applications & Deployments
Technical Performance Specifications
| Port Capacity | 16 SC Simplex or 16 LC Duplex Ports |
|---|---|
| Feeder Ingress Ports | 2 Ports (Accommodates Cable Ø 8–14 mm) |
| Drop Egress Ports | 16 Drop Ports (Flat 2x3 mm or Round 3–5 mm) |
| Splice Capacity | Up to 24 Fusion Splices (2 x 12F Trays) |
| Splitter Integration | Mini Steel Tube 1x8 or 1x16 PLC Splitter |
| Ingress Protection | IP65 Rated (Dust & Water Jet Resistant) |
| Body Construction | High-Impact UV-Stabilized PC + ABS Alloy |
| Dimensions (H x W x D) | 320 mm x 260 mm x 100 mm |
| Mounting Hardware | Pole-Mount Brackets & Wall-Mount Hardware Included |
| Operating Temperature | -40°C to +75°C |
Fiber Management System (Rack FMS / ODF)
Semita 19-inch Fiber Management Systems (FMS / ODF) provide high-density patching and splicing management inside telecom racks, central offices, and data center suites. Featuring a smooth telescopic sliding drawer with dual self-lubricating ball-bearing rails, front-access angle adapter plates, and integrated splice trays, our FMS ensures orderly routing and bend-radius protection.
Key Engineering Features
- Smooth telescopic sliding drawer with ball-bearing rails for zero-downtime access
- Integrated multi-layer splice trays with 40mm/60mm splice sleeve holders
- Interchangeable adapter front panels supporting SC, LC, FC, and ST connectors
- Radius-limiting fiber management spools preserve 30mm minimum bend radius
- High-grade 1.2mm cold-rolled steel chassis with electrostatic powder coating
Approved Applications & Deployments
Technical Performance Specifications
| Form Factor | 19-Inch Rack Mount (1U, 2U, 3U, 4U Available) |
|---|---|
| Port Capacity (1U) | 24 Port SC / 48 Port LC |
| Port Capacity (2U) | 48 Port SC / 96 Port LC |
| Drawer Mechanism | Telescopic Sliding Ball-Bearing Drawer with Stop Locks |
| Chassis Material | 1.2 mm Cold-Rolled SPCC Steel |
| Surface Coating | Electrostatic Powder Coated (RAL 7035 Grey or Black) |
| Splice Sleeve Capacity | 24 to 96 Splice Protectors |
| Cable Ingress | 4 Rear Knockouts with Cable Clamping Brackets |
| Standards Compliance | Telcordia GR-449-CORE, EIA-310-D |
Joint Closure (JC 96F Flat / Inline)
The Semita JC 96F Flat is a high-performance mechanical inline splice closure designed for jointing and branching optical fiber cables in manholes, handholes, aerial poles, and direct-buried environments. Engineered with a rugged polypropylene body and mechanical silicone gasket sealing, it accommodates up to 96 fusion splices with superior IP68 submersible protection.
Key Engineering Features
- Toolless mechanical clamp perimeter closure eliminates heat-shrink torches
- High-performance vulcanized silicone gasket delivers IP68 submersion sealing
- 4 independent splice trays (24 splices per tray = 96 splices total)
- 4 cable entry ports with interchangeable mechanical grommet bushings
- Built-in grounding clip assembly and external air pressure testing valve
Approved Applications & Deployments
Technical Performance Specifications
| Splice Capacity | Up to 96 Fusion Splices (4 x 24F Trays) |
|---|---|
| Ingress Protection | IP68 Submersible (Tested 5m water head, 7 days) |
| Cable Ingress Ports | 4 Mechanical Ports (Accommodates Cable Ø 8–18 mm) |
| Sealing Method | Mechanical Perimeter Clamp with Silicone Gasket |
| Enclosure Material | High-Strength UV-Resistant Polypropylene (PP) |
| Mechanical Impact | IK10 Resistant (20 Joules Impact) |
| Dimensions | 450 mm x 210 mm x 110 mm |
| Weight | ~3.2 kg (Fully Loaded Trays) |
| Standards Compliance | Telcordia GR-771-CORE, IEC 61300 |
Fiber Patch Cords & Pigtails
Semita precision fiber optic patch cords and pigtails provide pristine optical interfaces for telecommunication transceivers, ODFs, and terminal equipment. Available in SC, LC, FC, and ST connector options with UPC (Ultra Physical Contact) and APC (Angled Physical Contact) geometries, each assembly is 100% factory tested with optical interferometry for geometric end-face perfection.
Key Engineering Features
- Ultra-low insertion loss (Typical 0.12 dB, Max ≤ 0.20 dB)
- Exceptional return loss (UPC ≥ 50 dB, APC ≥ 65 dB)
- Corning / OFS bend-insensitive optical fiber (G.657.A1/A2 and OM3/OM4)
- High-durability precision zirconia ceramic ferrules (1000 mating cycles)
- Flame-retardant LSZH outer jacket in 0.9mm, 2.0mm, and 3.0mm diameters
Approved Applications & Deployments
Technical Performance Specifications
| Connector Formats | SC, LC, FC, ST, MU, E2000 (Simplex / Duplex / Uniboot) |
|---|---|
| Polish Geometries | UPC (Blue / Aqua) & APC 8° Angle (Green) |
| Fiber Standards | Singlemode G.652.D / G.657.A2; Multimode OM3 / OM4 |
| Insertion Loss | ≤ 0.20 dB (Grade B) / ≤ 0.12 dB (Elite Grade) |
| Return Loss | UPC ≥ 50 dB | APC ≥ 65 dB |
| Durability | < 0.2 dB change after 1,000 mating cycles |
| Cable Sheath | LSZH / OFNR (0.9 mm, 2.0 mm, 3.0 mm) |
| Tensile Endurance | 100 N (3.0mm cord) |
| Operating Temperature | -40°C to +85°C |
Dome Splice Closure (Vertical Enclosure)
Semita cylindrical dome splice closures are high-capacity weather-sealed vertical enclosures engineered for aerial, handhole, and direct-buried splicing of optical trunk and feeder cables. Designed with 1 oval port for uncut continuous express cables and 4 round branch ports, the dome closure provides fast mechanical clamp or heat-shrink sealing and accommodates up to 144/288 fibers.
Key Engineering Features
- 1 Oval port for uncut express buffer tubes + 4 round branch cable ports
- Base and dome sealed with high-strength clamp ring and O-ring silicone seal
- Hinged splice trays swing past 90° for easy fiber routing without disturbing existing circuits
- Engineered from modified polypropylene resistant to chemicals, acids, and UV
- Integrated grounding continuity hardware and internal cable retention clamps
Approved Applications & Deployments
Technical Performance Specifications
| Splicing Capacity | 48 to 144 Fibers (Up to 288F with micro-trays) |
|---|---|
| Cable Ingress Ports | 1 Oval Port (Express) + 4 Round Drop Ports |
| Max. Cable Diameter | Oval: 2 x 20 mm | Round Ports: 4 x 16 mm |
| Ingress Protection | IP68 (Water submersion tested to 6m, 168 hours) |
| Body Construction | UV-Resistant High-Molecular Polypropylene |
| Sealing Method | Mechanical Hoop Clamp with Silicone Rubber Ring |
| Dimensions | 450 mm Height x 230 mm Diameter |
| Operating Temperature | -40°C to +65°C |
Deploy High-Reliability Fiber Connectivity & Management with Semita
Whether you require customized cable constructions, high-precision optical attenuation tolerances, or fast-track batch delivery across India and global hubs, our engineers are ready to assist.