The ZC-FV109H is a high-capacity fiber optic vertical splice closure designed for outdoor distribution, splicing, and storage of optical cables.
It supports 96 / 144 / 288 cores with flexible tray options and is commonly used at user access points where stable sealing and long-life maintainability matter.

| Item | Specification | Procurement Note |
|---|---|---|
| Model | ZC-FV109H | Confirm sealing type “H” (heat-shrink) matches site standard. |
| Color | Black | Outdoor-friendly; helps hide dirt and UV discoloration. |
| Protection Level | IP68 | Prioritize IP rating for underground / manhole / high moisture sites. |
| Material | PP (engineering plastic) | Corrosion-resistant vs salt/acid/alkali exposure (typical outdoor risks). |
| Sealing Method (Inlets) | Heat-shrink seal (H) | Standardize consumables + heating workflow for consistent field quality. |
| Inlet / Outlet | 1 + 8 | Good for branching distribution: 1 trunk + multi drops. |
| Port OD | Small round ports: 8 × OD 30 mm Large oval port: 1 × OD 81 × 40 mm |
Engineer check: cable OD must match port OD to avoid seal failure. |
| Operating Environment | Temperature: −40℃ ~ +60℃ Humidity: ≤95% (at 40℃) Pressure: 70 kPa ~ 106 kPa |
Use for harsh climates; plan installation SOP for extreme cold/heat days. |
ZC-FV109H supports multiple tray plans. Choose based on your fiber density strategy (fast deployment vs future expansion) and the splicing method used on site.
| Target Capacity | Tray Plan | When This Plan Makes Sense |
|---|---|---|
| 96 Cores | 48C × 2 pcs splice trays | Fewer trays, faster access; good for predictable, stable access nodes. |
| 96 Cores | 24C × 4 pcs splice trays | More granular management; useful when re-entry and incremental adds are common. |
| 144 Cores | 48C × 3 pcs splice trays | Balanced density and maintenance; a common choice for distribution points. |
| 144 Cores | 24C × 6 pcs splice trays | Best for staged rollout and frequent re-entry with minimized disruption risk. |
| 288 Cores | 48C × 6 pcs splice trays | High-density branching or future-proofing where upgrade cost is higher than initial overbuild. |
ZC-FV109H is designed for stable sealing performance and repeatable maintenance. The internal routing keeps the fiber bending radius controlled and provides storage space for safe operation.

Use this fast selection grid to choose the right capacity and tray strategy. The goal is to minimize future rework, avoid sealing mismatch, and keep maintenance predictable.
| Decision Factor | Choose 96 Cores | Choose 144 Cores | Choose 288 Cores |
|---|---|---|---|
| Growth expectation (12–24 months) | Low to moderate growth; stable access nodes | Moderate growth; distribution points | High growth; upgrade cost higher than initial overbuild |
| Re-entry frequency | Occasional | Regular re-entry expected | Frequent re-entry + branching changes |
| Tray recommendation | 48C×2 for speed 24C×4 for control |
48C×3 balanced 24C×6 for staged rollout |
48C×6 for dense expansion planning |
| Risk control | Lower cost, simpler inventory | Balanced cost vs future rework | Best for future-proofing and reducing node redesign |
| Cost/Risk Driver | What It Impacts | How to Control It |
|---|---|---|
| Sealing workflow quality | Water ingress, repeat truck rolls | Standardize heat-shrink SOP + training + consumables |
| Port OD mismatch | Seal failure, cable damage | Map cable OD to ports (8×30mm, 1×81×40mm) before purchase |
| Capacity underbuild | Forced redesign, node replacement | Plan 12–24 month growth; consider 144/288 if expansion is likely |
| Scenario | Why ZC-FV109H Fits | Recommended Setup |
|---|---|---|
| ODN branching point (1 trunk → multiple drops) | 1+8 inlet/outlet layout supports distribution logic | 144 cores with 24C×6 trays when frequent adds are expected |
| Outdoor access nodes (FTTH/FTTB) | IP68 sealing supports moisture and harsh environments | 96 cores with 48C×2 trays for fast deployment |
| Upgrade-ready distribution cabinets / high density zones | Large capacity reduces node redesign and future closures | 288 cores with 48C×6 trays for planned growth |
| Manhole / pipeline environments | Sealing + environmental spec supports demanding sites | Confirm cable OD and perform seal verification checks during commissioning |
For project acceptance and long-life assurance, the following items help verify sealing and safety performance in real deployments.
| Test / Requirement | Target | Why It Matters |
|---|---|---|
| Seal performance | Inflate to 100 kPa (models with air hole), soak in water at normal temperature, observe 15 minutes — no bubbles | Direct indicator of sealing integrity and installation quality |
| Insulation resistance | > 20 MΩ between metal work piece and earth | Ensures electrical safety and reduces fault risks |
| Pressurization withstand | 15 kV DC / 1 minute — no breakdown or flashover | Improves site reliability in complex environments |
| Fiber bend radius control | Curvature radius 40 mm inside tray without extra loss | Prevents micro-bending loss and long-term attenuation growth |
| Axial tensile strength | ≥ 1000 N | Reduces risk from pulling forces during installation and maintenance |
| Item | Value | Planning Note |
|---|---|---|
| Closure Dimension | 520 × 305 mm | Check cabinet/manhole clearance before mass deployment. |
| Carton Size | 60 × 47 × 50 cm | Useful for container loading and project site storage planning. |
| Gross Weight / Carton | 18 kgs | Confirm courier limits and site handling safety. |
| PCS / Carton | 4 pcs | Plan spare ratio by node criticality and re-entry frequency. |

The ZC-FV109H vertical splice closure is built for outdoor fiber distribution where long-life sealing, clean routing, and predictable maintenance determine true lifecycle cost.
To select confidently, align capacity (96/144/288) with your growth plan, choose the tray strategy (24C vs 48C) based on re-entry frequency, and always verify cable OD vs port OD for reliable IP68 outcomes.
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