Electronics

Vintage Sinclair ZX 16K RAM Pack - For ZX81 / Timex Sinclair 1000 - Boxed/Original Foam

AAli's market

$50

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Condition

Good

Pickup

Oakville, Ontario

Listed

Oct 16, 2026

Expand your vintage computing collection with this original Sinclair ZX 16K RAM module. This was the essential upgrade for the Sinclair ZX81 (1981), taking the system from 1KB to 16KB of memory to allow for more complex programming and gaming.

Selling for $50 (OBO)

Condition: New - excellent with clear "Sinclair" and "Made in England" branding.

Includes the original outer cardboard box and internal Styrofoam packaging.

Connector pins are clean and straight.

Sold as-is due to age (untested).

A must-have for Sinclair collectors or retro-computing enthusiasts!

Seller Ali · Verified email · Member since May 2026