What is a Sansui AU-9900 worth?

A working Sansui AU-9900 is worth about $1,799 as of 2026-09-21, based on trimmed-median asking prices of current listings. Restored examples average $1,200.

What was the Sansui AU-9900's original price?

The Sansui AU-9900's original price was $900 (MSRP) when introduced around 1979, about $3,800 in today's dollars.

Sansui AU-9900 Value & Price History

As of 2026-09-21, a Sansui AU-9900 has a market value at around $500; restored examples average $1,200. Based on 47 estimated sales.

Market value $500 Typical range $185–$1,599 · based on 47 recent sales Estimated sale prices · 47 events · updated today · how we compute this Note: sellers are currently asking $1,799–$1,799 for this model. The gap between typical sale prices and asking prices is unusually wide.`

Currently listed from$1,799

Restored / serviced$1,200

Original retail (1979)$900 · ~$3,800 today

Price history

Asking median is up 144% over the last 45 days ($736 → $1,799).

View as table

Date	Asking	Restored	Sold
2026-08-08	$736	$477	—
2026-08-25	$1,799	$1,200	—
2026-08-28	$1,799	$1,200	—
2026-08-31	$1,799	$1,200	$500
2026-09-03	$1,799	$1,400	$500
2026-09-06	$1,799	$1,200	$500
2026-09-09	$1,799	$1,200	$500
2026-09-12	$1,799	$1,200	$500
2026-09-15	$1,799	$1,500	$500
2026-09-18	$1,799	$1,450	$500
2026-09-21	$1,799	$1,200	$500

Daily trimmed medians from qualifying eBay listings; days without a fresh sync are not plotted.

Specifications

Years produced	1979–1981
Power output	130 wpc (8 ohms)
Type	Amplifier
Brand	Sansui
Original MSRP	900 (1979)
Inflation-adjusted	~$3,800 today
Market value (sold)	$500
Currently listed (asking)	$1,799
Restored value	$1,200
Value vs MSRP	+100%

Buying notes

100-watt Sansui integrated. DC-coupled; always check DC offset before connecting speakers. Recap $260-400. High build quality. Check both channels balance and the protection relay functions on power-up.

Parts & supplies

Common maintenance items for the Sansui AU-9900. eBay links are model-specific searches; Amazon links are for generic supplies that work across most equipment.

Sansui AU-9900 capacitor recap kit on eBay →
Sansui AU-9900 replacement knobs on eBay →
Fuses for the Sansui AU-9900 on eBay →
DeoxIT D5 — cleans oxidized contacts, quiets scratchy pots on Amazon →
Multimeter — check DC offset before connecting speakers on Amazon →
Speaker wire on Amazon →

Purchases through these links may earn StereoWorth a small commission at no extra cost to you. See our affiliate disclosure. Repair budgeting: what vintage stereo repair actually costs.

Comparable models

Current listings

See all on eBay →

See all Sansui AU-9900 listings on eBay → Also check Sansui AU-9900 on Reverb →

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