For Sale USA

Quad 303

4

Quad 303 for sale on largest auction and classifieds sites

Home / Amplifiers / Quad 303 for sale – 40 used, around $175 | For Sale USA
Quad control unit - 33,

Quad control unit - 33,

$849.99
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Quad 303 amplifier rebuild - quad,

Quad 303 amplifier rebuild - quad,

$175.00
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1set quad 303 amp diy - amp,

1set quad 303 amp diy - amp,

$45.90
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Quad 405 303 amplifier - quad,

Quad 405 303 amplifier - quad,

$10.60
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Quad bundle - ,

Quad bundle - ,

$400.00
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Quad 303 mint tested - quad,

Quad 303 mint tested - quad,

$1428.70
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Quad 303 power - 303,

Quad 303 power - 303,

$490.00
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1set quad 303 amp diy - 1set,

1set quad 303 amp diy - 1set,

$16.90
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Quad 303 stereo amplifier - 303,

Quad 303 stereo amplifier - 303,

$99.99
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Surplus quad 303 - surplus,

Surplus quad 303 - surplus,

$1650.00
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Quad stereo pre amplifier - quad, 33

Quad stereo pre amplifier - quad, 33

$499.99
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Quad 303 power - quad,

Quad 303 power - quad,

$19.95
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Quad 303 power amplifier - power,

Quad 303 power amplifier - power,

$80.00
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Quad 405 stereo power - 405,

Quad 405 stereo power - 405,

$750.00
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Quad 405 power amplifier - 405-2,

Quad 405 power amplifier - 405-2,

$1619.99
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Vintage quad control - vintage, unit

Vintage quad control - vintage, unit

$1375.95
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Quad preamplifier vintage - 33,

Quad preamplifier vintage - 33,

$249.00
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Quad pin din dual rca - rca, cable

Quad pin din dual rca - rca, cable

$8.69
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Quad model 303 amplifier - model,

Quad model 303 amplifier - model,

$29.97
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Mogami quad pin - mogami, dual

Mogami quad pin - mogami, dual

$29.99
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Quad 303 power amplifier - 303,

Quad 303 power amplifier - 303,

$80.00
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Quad fm3 303 - quad, /

Quad fm3 303 - quad, /

$1536.00
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Quad control unit 303 - 34,

Quad control unit 303 - 34,

$1229.00
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Clairmont cable quad pin - quad, 4-pin

Clairmont cable quad pin - quad, 4-pin

$11.99
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Mogami quad pin - 4-pin, dual

Mogami quad pin - 4-pin, dual

$29.99
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Mogami quad pin din - quad,

Mogami quad pin din - quad,

$32.99
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Quad amplifier 405 303 - quad,

Quad amplifier 405 303 - quad,

$14.14
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Clairmont cable quad pin din - clairmont,

Clairmont cable quad pin din - clairmont,

$18.49
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Quad 606 power amplifier - 606,

Quad 606 power amplifier - 606,

$1392.24
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Quad control amplifier - control,

Quad control amplifier - control,

$1847.73
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2pcs new kendeil k01 - new,

2pcs new kendeil k01 - new,

$106.46
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Quad stereo power amplifier - quad,

Quad stereo power amplifier - quad,

$1339.00
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Clairmont cable quad 303 - clairmont, 44

Clairmont cable quad 303 - clairmont, 44

$28.99
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2pcs new kendeil - 2pcs,

2pcs new kendeil - 2pcs,

$138.40
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4pcs new kendeil - 4pcs, k01

4pcs new kendeil - 4pcs, k01

$230.68
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Operating instructions for - operating,

Operating instructions for - operating,

$12.10
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Service manual for - quad, 303

Service manual for - quad, 303

$12.07
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Quad 303 fm3 in excellent - 33,,

Quad 303 fm3 in excellent - 33,,

$1308.25
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Quad 306 power - 306, &

Quad 306 power - 306, &

$1599.95
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Quad 606 power - 606, amplifier

Quad 606 power - 606, amplifier

$1107.56
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📊40 listings · from $8.69 · avg $547.67
⚠️ These listings were last updated more than 16 days ago. Search for fresh listings

Browse 40 quad 303 listings currently in our index. Prices range from $8.69 to $1847.73, with an average of $547.67. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about quad 303 →

Try this: technics amplifier | adcom gfa 555 | leslie 147 amp | marantz 140 | pioneer sa 8800 | pioneer sa 9500 | rogue audio cronus magnum | rogue cronus | rogue cronus magnum | ampzilla

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Everything you need to know about quad 303

Whether you are looking for a brand-new or second-hand quad 303, eBay offers one of the largest selections available online. With 40 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $8.69, while premium listings can reach $1847.73 — giving you a wide budget spread to work with. The average price of $547.67 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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