Help Center & FTTH Fiber Optic Splice Closure Guides | DEJU

Help Center & Knowledge Base

Practical guides on fiber optic splice closures, FTTH outside plant, and the latest LATAM fiber broadband market updates — written for installers, procurement teams and network planners.

30+

Splice Closure Models

4

Production Lines

2

Overseas Warehouses

50 pcs

MOQ / OEM Welcomed

Browse by Topic

Pick a category to find the answers you need.

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Technical Guides

Dome vs horizontal, mechanical vs heat-shrink sealing, IP ratings, splicing tray design.

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LATAM Market News

FTTH deployment plans, fiber capex updates, and national broadband programs across Latin America.

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Product Datasheets

Download specifications for dome, horizontal, small form-factor and high-count splice closures.

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Installation Tips

Aerial, underground, pole-mount and wall-mount installation best practices for OSP crews.

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Latest Articles

Fresh guides and market insights, updated regularly.

Market News

Uruguay Fiber for Small Towns: Splice Closure Buyer Guide

What Uruguay's 100% FTTH universal coverage program means for ODN hardware demand.

Oct 2026 · 6 min read
Market News

LATAM FTTx Market to 2033: Splice Closure Demand

Latin America fiber optic cable market grows from $3.4B to $5.1B — what it means for closure buyers.

Oct 2026 · 7 min read
Technical

Mechanical vs Heat-Shrink Splice Closure: 2026 Guide

Re-enterability, cost, installation time and IP rating — a practical comparison for FTTH engineers.

Oct 2026 · 8 min read

Common Questions

Quick answers to the questions our buyers ask most.

What is the minimum order quantity for splice closures?

Our standard MOQ is 50 pcs per model. Sample orders are accepted for quality evaluation before bulk production.

Do you offer OEM / private label?

Yes. We provide OEM branding, custom labeling and customized packaging for distributors and system integrators.

What certifications do your closures carry?

Our splice closures are designed to meet Telcordia GR-771 / IEC 61300 requirements, with IP67/IP68 sealing ratings available.

How long is production lead time?

Standard models: 10–15 working days after deposit. Custom configurations: 20–30 days. We stock products in Chile and Uruguay warehouses for faster LATAM delivery.

Which ports / inlet configurations are available?

We cover 1-in-1-out up to 4-in-4-out designs, in dome (vertical) and horizontal (inline) form factors, from 6-core mini closures up to 576-core high-count closures.

Need a custom splice closure?

Send us your port count, sealing type and target market — we'll quote within 24 hours.

Contact Our Sales Team