Nortel NTBK51AA (OPTera Metro / PDH-SDH / Passport-MSS / networking portfolio) Telecom System Card / Module

Nortel NTBK51AA (OPTera Metro / PDH-SDH / Passport-MSS / networking portfolio) Telecom System Card / Module Image 1

Nortel NTBK51AA: Option 11 Downloadable DCHI card(daughter board for NTBK50 AND NT5D97AD for Nortel telecommunications transmission and networking systems.

The Nortel NTBK51AA is a Nortel Option 11 Downloadable DCHI card(daughter board for NTBK50 AND NT5D97AD, a genuine Nortel component. This part performs its documented role – Nortel Option 11 Downloadable DCHI card(daughter board for NTBK50 AND NT5D97AD – within Nortel’s wider telecommunications transmission and networking portfolio (spanning PDH/SDH multiplexer systems, OPTera Metro optical transport, Passport/MSS routing platforms, and related equipment generations). Nortel equipment of this generation remains in service across many established telecoms networks, and genuine spares such as this one are a routine requirement for maintaining full system capacity, restoring redundancy after a component failure, or expanding an existing installation. Specifiers should confirm exact compatibility against their specific Nortel host system or chassis configuration before ordering. Tech-Star (UK-based, shipped worldwide) stocks tested Nortel components to support ongoing network maintenance projects. Please contact our sales team 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.

From the same manufacturer

Compatible with the same platform

Frequently asked questions

Is the Nortel NTBK51AA refurbished or new?
Tech-Star supplies both new and refurbished Nortel NTBK51AA. Refurbished items are tested and graded against manufacturer specifications; the condition is confirmed at quote.
What warranty is included with the Nortel NTBK51AA?
Refurbished Nortel NTBK51AA 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 Nortel NTBK51AA?
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 Nortel NTBK51AA 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 Nortel NTBK51AA 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.

Key FeaturesGenuine Nortel component; Nortel Option 11 Downloadable DCHI card(daughter board for NTBK50 AND NT5D97AD; compatible with its Nortel host system
ApplicationsNortel system maintenance; component redundancy and spares; capacity expansion
CompatibilityNortel compatible host systems/chassis
SpecificationsNortel Option 11 Downloadable DCHI card(daughter board for NTBK50 AND NT5D97AD
PlatformNortel (OPTera Metro / PDH-SDH / Passport-MSS / networking portfolio)
ManufacturerNortel

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