Quad 405
Quad 405 for sale on Ireland's largest auction and classifieds sites
Quad 405 power amplifier - quad, - £312.70
Quad 405 power • Amplifier vintage unit • From 1980s known - Free postage - New and Used
Quad 405 power • Amplifier vintage unit • From 1980s known - Free postage - New and Used
Quad 405 stereo power - 405-2, - £297.10
Classic power amp • Tested box collection • Only very heavy - Free postage - New and Used
Classic power amp • Tested box collection • Only very heavy - Free postage - New and Used
Quad 405 system - quad, - £822.70
This collector grade • Example one most • Respected british pairings - Free postage - New and Used
This collector grade • Example one most • Respected british pairings - Free postage - New and Used
Quad 405 power amplifier - quad, - £249.00
- Free postage - New and Used
- Free postage - New and Used
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Quad 405 hifi - hifi, home - £319.00
Feet are poor • Condition power output • 100 watts per - Free postage - New and Used
Feet are poor • Condition power output • 100 watts per - Free postage - New and Used
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48 listings · from £8.99 · avg £338.67
⚠️ These listings were last updated more than 22 days ago.
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Browse 48 quad 405 listings currently in our index. Prices range from £8.99 to £1600, with an average of £338.67. 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 405 →
Quad 405 hifi - 405-2, separate - £289.00
Power output 100 • Watts per channel • Into stereo signal - Free postage - New and Used
Power output 100 • Watts per channel • Into stereo signal - Free postage - New and Used
Quad 405 hifi - 405, home - £229.00
Power output 100 • Watts per channel • Into stereo signal - Free postage - New and Used
Power output 100 • Watts per channel • Into stereo signal - Free postage - New and Used
Quad 405 hifi - 405-2, home - £455.00
Power output 100 • Watts per channel • Into stereo signal - Free postage - New and Used
Power output 100 • Watts per channel • Into stereo signal - Free postage - New and Used
Quad 405 hifi separate home - hifi, - £291.90
Feedforward error correction • Was first proposed • Harold black 1928 - Free postage - New and Used
Feedforward error correction • Was first proposed • Harold black 1928 - Free postage - New and Used
Quad 405 services fm4 - quad, - £654.40
Pin din one • Off special might • Have been owned - Free postage - New and Used
Pin din one • Off special might • Have been owned - Free postage - New and Used
Quad 405 amplifier - quad, 33 - £319.99
405 power amplifier • Classic british combo • Legendary quad pairing - Free postage - New and Used
405 power amplifier • Classic british combo • Legendary quad pairing - Free postage - New and Used
Vintage quad 405 - 405, power - £225.00
This has come • Out late father • Attic powers but - Free postage - New and Used
This has come • Out late father • Attic powers but - Free postage - New and Used
Quad 405 stereo power - quad, - £343.10
- Free postage - New and Used
- Free postage - New and Used
Quad control unit - quad, - £394.30
405 power amplifier • Quad pre • Classic british - Free postage - New and Used
405 power amplifier • Quad pre • Classic british - Free postage - New and Used
Quad 405 stereo power - quad, - £348.40
This analog amplifier • Channels two inputs • Features din audio - Free postage - New and Used
This analog amplifier • Channels two inputs • Features din audio - Free postage - New and Used
Quad control unit - quad, 34 - £414.69
405 power amplifier • Renowned its serial • Number quad 10804 - Free postage - New and Used
405 power amplifier • Renowned its serial • Number quad 10804 - Free postage - New and Used
Quad 405 stereo - 405-2, power - £340.00
Power cable included - Free postage - New and Used
Power cable included - Free postage - New and Used
Quad 405 current dumpling - current, - £404.50
Comes genuine box • Quad 405 current • Dumpling amplifier high - Free postage - New and Used
Comes genuine box • Quad 405 current • Dumpling amplifier high - Free postage - New and Used
Quad 405 power amplifier - power, - £500.00
Great condition - Free postage - New and Used
Great condition - Free postage - New and Used
Box only quad 405 - box, - £26.70
Box only quad • 405 power amplifier • This orginal from - Free postage - New and Used
Box only quad • 405 power amplifier • This orginal from - Free postage - New and Used
Quad pre amplifier - pre-amplifier, - £669.70
Quad 405 late • Because grey version • Pin din was - Free postage - New and Used
Quad 405 late • Because grey version • Pin din was - Free postage - New and Used
Quad 405 amplifier - 405, - £465.70
Please look other • Welcome sale nice • Vintage quad stereo - Free postage - New and Used
Please look other • Welcome sale nice • Vintage quad stereo - Free postage - New and Used
Quad 405 power - quad, amplifier - £363.70
Quad 405 stereo • Current dumping power • Amplifier manufactured iconic - Free postage - New and Used
Quad 405 stereo • Current dumping power • Amplifier manufactured iconic - Free postage - New and Used
Quad405 dual channel angle - channel, w/ - £70.07
This board features • Corner aluminum cutouts • Making directly compatible - Free postage - New and Used
This board features • Corner aluminum cutouts • Making directly compatible - Free postage - New and Used
Quad 303 306 405 - quad, 303,306,405 - £8.99
Quad 303 306 • 405 1.2 metre • Pin din quality - Free postage - New and Used
Quad 303 306 • 405 1.2 metre • Pin din quality - Free postage - New and Used
Vintage quad 405 power - quad, 405-2 - £292.63
Vintage quad 405 • Power amplifier made • England unit powers - Free postage - New and Used
Vintage quad 405 • Power amplifier made • England unit powers - Free postage - New and Used
Quad 405 power amplifier - power, | - £299.00
Quad 405 power • Amplifier fully tested • Classic current dumping - Free postage - New and Used
Quad 405 power • Amplifier fully tested • Classic current dumping - Free postage - New and Used
2pcs quad405 clone - quad405, hifi - £50.87
Amplifier board angle • 1pair quad405 clone • Aluminum use original - Free postage - New and Used
Amplifier board angle • 1pair quad405 clone • Aluminum use original - Free postage - New and Used
Quad 405 stereo - 405, - £345.63
Funktioniert einwandfrei gebrauchsspuren • Sind auf den • Bildern finden - Free postage - New and Used
Funktioniert einwandfrei gebrauchsspuren • Sind auf den • Bildern finden - Free postage - New and Used
2pcs quad405 clone - 2pcs, - £48.10
Use transistors new • Original onsemi mj15024 • Tl071 operational amplifier - Free postage - New and Used
Use transistors new • Original onsemi mj15024 • Tl071 operational amplifier - Free postage - New and Used
One pair pcb board - for, quad405 - £13.07
One pair pcb • 90.3mm 126mm 1.6mm • Board quad405 - Free postage - New and Used
One pair pcb • 90.3mm 126mm 1.6mm • Board quad405 - Free postage - New and Used
Quad 405 amplifier - quad, - £136.71
All electrolytic capacitors • Proper restoration must • Rebuild requires full - Free postage - New and Used
All electrolytic capacitors • Proper restoration must • Rebuild requires full - Free postage - New and Used
Quad amplifier bundle - quad, - £1600.00
Quad amplifier bundle • Features four high • Quality amplifiers from - Free postage - New and Used
Quad amplifier bundle • Features four high • Quality amplifiers from - Free postage - New and Used
Quad 405 - quad, 405/405-2 - £10.80
Quad mains jump • Lead male female • 240volt connecting cable - Free postage - New and Used
Quad mains jump • Lead male female • 240volt connecting cable - Free postage - New and Used
Quad405 amplifier board - board, kits - £43.91
This board corner • Aluminum openings can • Directly suitable clear - Free postage - New and Used
This board corner • Aluminum openings can • Directly suitable clear - Free postage - New and Used
One pair imitation quad405 2 - one, - £36.47
Copy quad405 unlike • Using original imported • Tl071 jfet operational - Free postage - New and Used
Copy quad405 unlike • Using original imported • Tl071 jfet operational - Free postage - New and Used
Quad 405 power amplifier - quad, - £924.70
Quad 405 immaculate • Condition absolute gem • Frozen time this - Free postage - New and Used
Quad 405 immaculate • Condition absolute gem • Frozen time this - Free postage - New and Used
Quad 303 405 - 33,34,44, van - £21.49
Quad 303 405 • Very high quality • Professionally made pin - Free postage - New and Used
Quad 303 405 • Very high quality • Professionally made pin - Free postage - New and Used
Diy kits parts for - parts, dual - £34.80
Power amplifier board • 100w amp parts • Dual channel diy - Free postage - New and Used
Power amplifier board • 100w amp parts • Dual channel diy - Free postage - New and Used
Set two vintage quad - vintage, - £822.70
Preamplifierthe quad was • Power amplifiers such • 405 606 performance - Free postage - New and Used
Preamplifierthe quad was • Power amplifiers such • 405 606 performance - Free postage - New and Used
Quad 405 voltage - quad, - £23.58
- Free postage - New and Used
- Free postage - New and Used
Quad 303 405 4 pin - quad, 33,34,44 - £12.93
Quad 303 405 • Quality interconnect pin • Twin individually screened - Free postage - New and Used
Quad 303 405 • Quality interconnect pin • Twin individually screened - Free postage - New and Used
1pair assembled quad405 dual - assembled, - £35.87
1pair quad405 dual • Channel audio power • 100w 50v feature - Free postage - New and Used
1pair quad405 dual • Channel audio power • 100w 50v feature - Free postage - New and Used
Quad 405 amplifier - quad, 405-2 - £136.71
All electrolytic capacitors • Proper restoration must • Rebuild requires full - Free postage - New and Used
All electrolytic capacitors • Proper restoration must • Rebuild requires full - Free postage - New and Used
Quad 405 amplifier from - amplifier, - £690.00
- Free postage - New and Used
- Free postage - New and Used
Quad 405 power - quad, good - £570.01
This product data • Sheet originally written • English note only - Free postage - New and Used
This product data • Sheet originally written • English note only - Free postage - New and Used
Quad 405 power amplifier - quad, - £530.52
- Free postage - New and Used
- Free postage - New and Used
Quad 405 power amplifier - power, w/ - £760.81
Classic british power • Amplifier quad current • Damping circuit good - Free postage - New and Used
Classic british power • Amplifier quad current • Damping circuit good - Free postage - New and Used
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Everything you need to know about quad 405
Whether you are looking for a brand-new or second-hand quad 405, eBay offers one of the largest selections available online. With 48 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 £8.99, while premium listings can reach £1600 — giving you a wide budget spread to work with. The average price of £338.67 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.