Factory-direct industrial fiber & switches
Industrial Ethernet / fiber switches, hardened media converters, and copper SFP modules from Shenzhen Shengxinlian (盛鑫联). OEM / white-label. Public models use the SUN- prefix. This site is RFQ-primary — request a factory quote for MOQ, lead time, and EXW / FOB Shenzhen.
Markets we regularly support: Middle East · India · Eastern Europe · Southeast Asia · Africa
Why buyers work with FIBERSHOW
Export brand of Shenzhen Shengxinlian Electronics Co., Ltd. Factory-direct catalog for distributors and projects — not a trading-desk markup site. Datasheets and compliance files are honest: factory PDFs where we have them; otherwise on RFQ (no invented specs or fake certificate scans).
Factory-direct
Quote, produce, and ship from Shenzhen. Competitive reference levels when loaded; volume & OEM via RFQ.
Industrial focus
Fiber switches, hardened media converters, PoE, and copper SFP modules for field and plant networks.
Clear commercial path
MOQ, lead time, and Incoterms on Trade Terms. Primary: RFQ → sales@optshow.com.
Shop by category
Signal over Fiber terminals (光端机) categories are live for browsing — SKUs land in Phase 2; Request Quote for current models.
Featured: Ethernet Switches
Featured: Industrial Media Converters
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Industrial Media Converters
SUN-IES-QZ0208-2GX8TP-2 1G 2F+8E 1×9 Media Converter
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Industrial Media Converters
SUN-IES-QZ0204-2GX4TP-4 1G 2F+4E 1×9 Media Converter
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Industrial Media Converters
SUN-IES-BZ0602-6FX2TP 100M 6F+2E 1×9 Media Converter
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Industrial Media Converters
SUN-IES-BZ0404-4FX4TP 100M 4F+4E 1×9 Media Converter
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Featured: PoE Switches
Featured: Copper SFP Modules
Overseas buyer or project RFQ?
Primary channel: RFQ form or sales@optshow.com — company, country, SUN- SKU, quantity, Incoterm. Certificates & missing datasheets also via RFQ. WhatsApp in the footer is auxiliary only.
B2B catalog · Middle East, India, Eastern Europe, Southeast Asia, Africa · Factory-direct reference pricing — final quote by qty / Incoterm · Certificates on request · Privacy