The NEC X1039B03 is a card for NEC’s FOTS (Fiber Optic Transmission System) FD-1840-series optical transmission platform, identified by its part-number convention as belonging to the same X-prefixed card family as NEC’s documented FOTS multiplexer, demultiplexer, alarm-interface and alarm-control-unit cards (X1830A, X1831A, X1832B, X6716A, X6717A, X6718A). FOTS/FD-1840 systems are SDH/PDH-generation fibre-optic transmission equipment used to multiplex and carry voice, data and alarm signalling over optical fibre links, and the platform’s card-cage design accepts a range of interface, processor and control cards to configure each terminal for its specific role in the network. FOTS/FD-1840 equipment remains in service in a number of established transmission networks, and genuine NEC spares are a routine requirement for maintaining these deployments. Precise on-card function can vary by exact card type and revision, so specifiers should confirm compatibility against their specific FOTS configuration before ordering. Tech-Star (UK-based, shipped worldwide) stocks tested NEC FOTS cards to support ongoing network maintenance. Please contact our sales team to confirm exact compatibility and for current stock and pricing.
Worldwide supply. We export new and refurbished telecoms and networking equipment internationally. International buyers welcome, request a delivered quote in your currency. Supply subject to export checks.
Frequently asked questions
Is the NEC X1039B03 refurbished or new?
Tech-Star supplies both new and refurbished NEC X1039B03. Refurbished items are tested and graded against manufacturer specifications; the condition is confirmed at quote.
What warranty is included with the NEC X1039B03?
Refurbished NEC X1039B03 comes with a 90-day parts and labour warranty as standard. Extended warranty options are available on request.
How do I get a price for the NEC X1039B03?
Pricing reflects current stock and lead time, so we quote per enquiry. Submit the part number through the contact form for a quote, typically within one business hour.
Can the NEC X1039B03 be returned?
Returns are accepted within 14 days of delivery in line with our return policy. A restocking fee may apply for opened items.
How quickly can the NEC X1039B03 be delivered?
Lead time depends on current stock. UK-based items typically ship the next business day; sourced items vary. We confirm lead time at quote.