For Sale USA

Quad amplifier

4

Quad amplifier for sale on largest auction and classifieds sites

Home / Guitar Amplifiers / Quad amplifier refurbished & used for sale | For Sale USA
Beautiful quad 909 power - beautiful,

Beautiful quad 909 power - beautiful,

$795.00
Buy It Now

» View on eBay #sponsored
Wasi 4400 touring power - w-4400,

Wasi 4400 touring power - w-4400,

$600.00
Buy It Now

» View on eBay #sponsored
Quad 606 power - quad,

Quad 606 power - quad,

$663.63
Buy It Now

» View on eBay #sponsored
Quad405 amp 0 channel - ,

Quad405 amp 0 channel - ,

$63.74
Buy It Now

» View on eBay #sponsored
Quad 303 power amplifier with - amplifier,

Quad 303 power amplifier with - amplifier,

$359.00
Buy It Now

» View on eBay #sponsored
The quad amplifier tube - quad,

The quad amplifier tube - quad,

$599.99
Buy It Now

» View on eBay #sponsored
Jvc eca 102 vintage - jvc, eca-102

Jvc eca 102 vintage - jvc, eca-102

$199.00
Buy It Now

» View on eBay #sponsored
Quad bundle - bundle,

Quad bundle - bundle,

$400.00
Buy It Now

» View on eBay #sponsored
Quad 303 amplifier - quad,

Quad 303 amplifier - quad,

$499.99
Buy It Now

» View on eBay #sponsored
Quad 303 mint - -,

Quad 303 mint - -,

$1500.00
Buy It Now

» View on eBay #sponsored
The quad amplifier - the, ii

The quad amplifier - the, ii

$775.00
Buy It Now

» View on eBay #sponsored
The quad amplifier tube - ii,

The quad amplifier tube - ii,

$599.99
Buy It Now

» View on eBay #sponsored
Quad power amplifier - quad,

Quad power amplifier - quad,

$530.34
Buy It Now

» View on eBay #sponsored
Noam nutv5 quad pro - quad, utv

Noam nutv5 quad pro - quad, utv

$699.95
Buy It Now

» View on eBay #sponsored
Roland 300 stereo mixing - kc-300,

Roland 300 stereo mixing - kc-300,

$190.00
Buy It Now

» View on eBay #sponsored
Sounds 300 1800w rms - sounds,

Sounds 300 1800w rms - sounds,

$279.99
Buy It Now

» View on eBay #sponsored
Quad control unit fm - quad, 33

Quad control unit fm - quad, 33

$899.99
Buy It Now

» View on eBay #sponsored
Rare quad 405 - rare, amplifier

Rare quad 405 - rare, amplifier

$1299.00
Buy It Now

» View on eBay #sponsored
Quad 303 stereo power - 303,

Quad 303 stereo power - 303,

$317.48
Buy It Now

» View on eBay #sponsored
Vintage rca 231 6sn7 - rca,

Vintage rca 231 6sn7 - rca,

$550.00
Buy It Now

» View on eBay #sponsored
Quad 306 stereo - 306, power

Quad 306 stereo - 306, power

$499.00
Buy It Now

» View on eBay #sponsored
Quad control unit amplifier - quad, 34

Quad control unit amplifier - quad, 34

$480.00
Buy It Now

» View on eBay #sponsored
Surplus quad 303 power - quad,

Surplus quad 303 power - quad,

$1650.00
Buy It Now

» View on eBay #sponsored
Stock new tda7560 x 45w - us,

Stock new tda7560 x 45w - us,

$10.02
Buy It Now

» View on eBay #sponsored
Quad 303 power - 303, amplifier

Quad 303 power - 303, amplifier

$14.57
Buy It Now

» View on eBay #sponsored
Quad classic - quad, vacuum

Quad classic - quad, vacuum

$3290.00
Buy It Now

» View on eBay #sponsored
Quad 303 power amplifier - 303,

Quad 303 power amplifier - 303,

$19.95
Buy It Now

» View on eBay #sponsored
Quad amplifier - ii,

Quad amplifier - ii,

$770.54
Buy It Now

» View on eBay #sponsored
New skar audio - new, rp-150.4ab

New skar audio - new, rp-150.4ab

$212.49
Buy It Now

» View on eBay #sponsored
Peavey ipr2 3000 - ipr2,

Peavey ipr2 3000 - ipr2,

$599.99
Buy It Now

» View on eBay #sponsored
Professional power amplifier - power,

Professional power amplifier - power,

$199.99
Buy It Now

» View on eBay #sponsored
New skar audio 4d 400 - new,

New skar audio 4d 400 - new,

$195.49
Buy It Now

» View on eBay #sponsored
Tung sol 231 6sn7 stereo - tung-sol,

Tung sol 231 6sn7 stereo - tung-sol,

$1350.00
Buy It Now

» View on eBay #sponsored
Quad pre amplifier grey - grey,

Quad pre amplifier grey - grey,

$258.32
Buy It Now

» View on eBay #sponsored
Quad 405 hifi stereo power - 405,

Quad 405 hifi stereo power - 405,

$650.00
Buy It Now

» View on eBay #sponsored
Sansui 800 channel - sansui, rear

Sansui 800 channel - sansui, rear

$600.00
Buy It Now

» View on eBay #sponsored
Quad 520f power - 520f,

Quad 520f power - 520f,

$357.66
Buy It Now

» View on eBay #sponsored
Ha1 4741 harris quad - ha1-4741-5,

Ha1 4741 harris quad - ha1-4741-5,

$15.00
Buy It Now

» View on eBay #sponsored
Peavey 100 watt tube - vk,

Peavey 100 watt tube - vk,

$375.00
Buy It Now

» View on eBay #sponsored
Jbl stage 60041 1240w - jbl, gt

Jbl stage 60041 1240w - jbl, gt

$339.90
Buy It Now

» View on eBay #sponsored
1pair replica classic - uk,

1pair replica classic - uk,

$47.85
Buy It Now

» View on eBay #sponsored
Quad 303 power - quad,

Quad 303 power - quad,

$525.00
Buy It Now

» View on eBay #sponsored
Quad twenty four - twenty,

Quad twenty four - twenty,

$1100.00
Buy It Now

» View on eBay #sponsored
Sansui 500 amplifier 4 - sansui, qs-500

Sansui 500 amplifier 4 - sansui, qs-500

$439.99
Buy It Now

» View on eBay #sponsored
Quad classic vacuum tube - quad,

Quad classic vacuum tube - quad,

$3399.99
Buy It Now

» View on eBay #sponsored
Very rare acoustical quad - very, ii

Very rare acoustical quad - very, ii

$35.00
Buy It Now

» View on eBay #sponsored
Quad operational amplifier - quad,

Quad operational amplifier - quad,

$9.60
Buy It Now

» View on eBay #sponsored
Crestron quad hdmi - crestron, hd-da-2-quad

Crestron quad hdmi - crestron, hd-da-2-quad

$49.99
Buy It Now

» View on eBay #sponsored
Akai 6100 quad amplifier - aa-6100,

Akai 6100 quad amplifier - aa-6100,

$325.00
Buy It Now

» View on eBay #sponsored
Quad stereo pre - stereo, pre-amplifier

Quad stereo pre - stereo, pre-amplifier

$499.99
Buy It Now

» View on eBay #sponsored
Quad 303 amplifier rebuild - quad,

Quad 303 amplifier rebuild - quad,

$175.00
Buy It Now

» View on eBay #sponsored
Taramps 400x4 400 watts rms - taramps,

Taramps 400x4 400 watts rms - taramps,

$49.00
Buy It Now

» View on eBay #sponsored
Quad artera pre amplifier - artera, pre-amplifier

Quad artera pre amplifier - artera, pre-amplifier

$1190.91
Buy It Now

» View on eBay #sponsored
Quad pre stereo control - quad,

Quad pre stereo control - quad,

$600.00
Buy It Now

» View on eBay #sponsored
Rocktron velocity 120 - rocktron,

Rocktron velocity 120 - rocktron,

$300.00
Buy It Now

» View on eBay #sponsored
Quad 405 stereo power - stereo,

Quad 405 stereo power - stereo,

$342.95
Buy It Now

» View on eBay #sponsored
Quad 303 stereo amplifier - quad, for

Quad 303 stereo amplifier - quad, for

$99.99
Buy It Now

» View on eBay #sponsored
Quad control amplifier - 44,

Quad control amplifier - 44,

$1014.49
Buy It Now

» View on eBay #sponsored
Quad 405 100 - , watt

Quad 405 100 - , watt

$500.00
Buy It Now

» View on eBay #sponsored
Quad pre amplifier - pre,

Quad pre amplifier - pre,

$132.47
Buy It Now

» View on eBay #sponsored
Quad 303 circuit diagram - quad,

Quad 303 circuit diagram - quad,

$1.59
Buy It Now

» View on eBay #sponsored
Quad gold anniversary - gold,

Quad gold anniversary - gold,

$6480.00
Buy It Now

» View on eBay #sponsored
Quad 606 power amplifier - quad,

Quad 606 power amplifier - quad,

$1242.24
Buy It Now

» View on eBay #sponsored
1pc replica classic - uk,

1pc replica classic - uk,

$28.19
Buy It Now

» View on eBay #sponsored
Herdio channel bluetooth - herdio,

Herdio channel bluetooth - herdio,

$31.47
Buy It Now

» View on eBay #sponsored
Rare quad 405 - rare,

Rare quad 405 - rare,

$399.99
Buy It Now

» View on eBay #sponsored
Quad control amplifier - control,

Quad control amplifier - control,

$1697.73
Buy It Now

» View on eBay #sponsored
Quad stereo amplifiers - stereo,

Quad stereo amplifiers - stereo,

$1589.64
Buy It Now

» View on eBay #sponsored
Crunch bmx604 amplifier - bmx604, low

Crunch bmx604 amplifier - bmx604, low

$30.00
Buy It Now

» View on eBay #sponsored
Archer electronics quad - archer,

Archer electronics quad - archer,

$9.89
Buy It Now

» View on eBay #sponsored
Quad 405 power amplifier - quad, 405-2

Quad 405 power amplifier - quad, 405-2

$1469.99
Buy It Now

» View on eBay #sponsored
Quad control - 22,

Quad control - 22,

$26.49
Buy It Now

» View on eBay #sponsored
Soundigital 2400 evox2 ohm - 2,

Soundigital 2400 evox2 ohm - 2,

$449.99
Buy It Now

» View on eBay #sponsored
Quad amplifier manual - ii,

Quad amplifier manual - ii,

$40.00
Buy It Now

» View on eBay #sponsored
Rocktron velocity 120 - velocity,

Rocktron velocity 120 - velocity,

$200.00
Buy It Now

» View on eBay #sponsored
Quad 606 power amplifier - 606,

Quad 606 power amplifier - 606,

$695.64
Buy It Now

» View on eBay #sponsored
Quad channel type k - j-type, k-type

Quad channel type k - j-type, k-type

$59.95
Buy It Now

» View on eBay #sponsored
Dual rectifier quad - quad, 6l6

Dual rectifier quad - quad, 6l6

$295.00
Buy It Now

» View on eBay #sponsored
New tesla el34 matched - el34, quad

New tesla el34 matched - el34, quad

$129.99
Buy It Now

» View on eBay #sponsored
Audio rd400 rd series - jl,

Audio rd400 rd series - jl,

$349.00
Buy It Now

» View on eBay #sponsored
Vintage quad amplifier 405 - vintage,

Vintage quad amplifier 405 - vintage,

$1300.00
Buy It Now

» View on eBay #sponsored
Sansui 500 channel rear - sansui, qs-500

Sansui 500 channel rear - sansui, qs-500

$399.00
Buy It Now

» View on eBay #sponsored
Extron asa 304 - asa, active

Extron asa 304 - asa, active

$14.95
Buy It Now

» View on eBay #sponsored
Orion ztreet zt5000 - orion,

Orion ztreet zt5000 - orion,

$150.00
Buy It Now

» View on eBay #sponsored
1pc replica classic - uk,

1pc replica classic - uk,

$27.26
Buy It Now

» View on eBay #sponsored
Quad fm3 303 - /,

Quad fm3 303 - /,

$1536.00
Buy It Now

» View on eBay #sponsored
Retrosound quadraphonic - retrosound,

Retrosound quadraphonic - retrosound,

$221.99
Buy It Now

» View on eBay #sponsored
Channel home theater - theater, power

Channel home theater - theater, power

$479.99
Buy It Now

» View on eBay #sponsored
Car audio amplifier quad amp - car,

Car audio amplifier quad amp - car,

$119.99
Buy It Now

» View on eBay #sponsored
Mosconi gladen one - mosconi, 120.4

Mosconi gladen one - mosconi, 120.4

$525.00
Buy It Now

» View on eBay #sponsored
Quad 405 100 wats per - 100,

Quad 405 100 wats per - 100,

$525.00
Buy It Now

» View on eBay #sponsored
Donner mamp5 bluetooth audio - donner,

Donner mamp5 bluetooth audio - donner,

$129.98
Buy It Now

» View on eBay #sponsored
Quad vena digital - vena,

Quad vena digital - vena,

$720.00
Buy It Now

» View on eBay #sponsored
Xra10324 quad operational - xra10324,

Xra10324 quad operational - xra10324,

$20.00
Buy It Now

» View on eBay #sponsored
Ashly tra 4150 4ch - 4, 150w

Ashly tra 4150 4ch - 4, 150w

$69.99
Buy It Now

» View on eBay #sponsored
Quad rca black plate 6bg6g - black,

Quad rca black plate 6bg6g - black,

$100.00
Buy It Now

» View on eBay #sponsored

Looking for more quad amplifier?

Search eBay live — fresh results filtered for the best value, updated every hour.

🔍 Search live deals
📊96 listings · from $1.59 · avg $584.51

Browse 96 quad amplifier listings currently in our index. Prices range from $1.59 to $6480, with an average of $584.51. 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 amplifier →

Try this: roland jazz chorus 120 | technics amplifier | vox vt30 | yamaha preamplifier | adcom gfa 555 | audible illusions | bugera amps | bugera v22 | cigar box amps | denon poa 6600

Shop by budget

< $25 $25 – $50 $50 – $100 $100 – $200 $200 – $500 > $500

Everything you need to know about quad amplifier

Whether you are looking for a brand-new or second-hand quad amplifier, eBay offers one of the largest selections available online. With 96 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 $1.59, while premium listings can reach $6480 — giving you a wide budget spread to work with. The average price of $584.51 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.

🔍 quad amplifier Search live on eBay