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12v 40a pin relay universal - 40a, 4

12v 40a pin relay universal - 40a, 4

£2.82
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12v 30a pin - 12v,

12v 30a pin - 12v,

£7.99
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12v 40a pin relay universal - 12v,

12v 40a pin relay universal - 12v,

£2.88
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12v 40a pin changeover relay - 12v, 5

12v 40a pin changeover relay - 12v, 5

£8.99
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Pin 12v 30a automotive - 12v, relay

Pin 12v 30a automotive - 12v, relay

£6.95
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12v automotive on off - 12v,

12v automotive on off - 12v,

£7.69
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12v automotive off fused - 12v,

12v automotive off fused - 12v,

£2.66
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12v 40a pin - 4, relay

12v 40a pin - 4, relay

£3.40
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12v 40a pin - 4, universal

12v 40a pin - 4, universal

£2.73
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12v relay pin - relay, sealed

12v relay pin - relay, sealed

£6.99
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12v relay pin 30a sealed - 12v,

12v relay pin 30a sealed - 12v,

£6.99
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Volt waterproof automotive - waterproof,

Volt waterproof automotive - waterproof,

£6.10
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12v automotive off fused - 12v,

12v automotive off fused - 12v,

£2.65
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12v 40a pin - pin, automotive

12v 40a pin - pin, automotive

£8.99
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12v 40a pin relay - 40a,

12v 40a pin relay - 40a,

£5.95
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Pin normally open - pin,

Pin normally open - pin,

£8.99
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Pin 12v 40a change - 40a,

Pin 12v 40a change - 40a,

£6.50
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12v 40a pin - 12v, 4

12v 40a pin - 12v, 4

£2.99
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5pcs heavy duty - 5pcs,

5pcs heavy duty - 5pcs,

£11.88
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12v pin automotive relay - 12v, 4

12v pin automotive relay - 12v, 4

£6.49
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12v 40a pin - 5, relay

12v 40a pin - 5, relay

£70.00
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Automotive relay 12v - automotive, 200a

Automotive relay 12v - automotive, 200a

£3.58
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12v 40a 4pin - 12v, auto

12v 40a 4pin - 12v, auto

£6.58
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12v automotive on - x,

12v automotive on - x,

£12.38
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12v automotive off fused - on/off,

12v automotive off fused - on/off,

£2.66
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12v automotive changeover - 2, x

12v automotive changeover - 2, x

£8.36
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Lucas srb111 6ra classic relay - srb111,

Lucas srb111 6ra classic relay - srb111,

£22.99
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12v automotive off - automotive, fused

12v automotive off - automotive, fused

£2.99
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2pack pin relays - 4,

2pack pin relays - 4,

£20.46
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12v 40a pin spdt - 12v,

12v 40a pin spdt - 12v,

£7.99
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Pack 12v 30a relay - 2,

Pack 12v 30a relay - 2,

£14.90
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2pcs 12v 40a pin car - 12v,

2pcs 12v 40a pin car - 12v,

£9.18
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12v automotive off fused - 12v,

12v automotive off fused - 12v,

£6.89
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Mini power relays 9v - 5v,

Mini power relays 9v - 5v,

£2.85
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12v pin 30a - fused, relay

12v pin 30a - fused, relay

£8.09
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Pack car audio relay - car,

Pack car audio relay - car,

£13.79
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High quality 12v - high, 30a

High quality 12v - high, 30a

£6.99
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Universal car relay pin 12v - car, 4

Universal car relay pin 12v - car, 4

£12.02
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12v 25a pin micro - 12v, relay

12v 25a pin micro - 12v, relay

£6.49
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12v 200a pin - 200a, 2

12v 200a pin - 200a, 2

£14.99
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12v spdt mini - spdt, automotive

12v spdt mini - spdt, automotive

£10.78
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12v heavy duty - heavy,

12v heavy duty - heavy,

£9.57
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Volt 40 ampere - 12, x

Volt 40 ampere - 12, x

£8.99
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40a 12v relay pin spdt - 12v,

40a 12v relay pin spdt - 12v,

£7.75
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Relay brand new package 4 - new, in

Relay brand new package 4 - new, in

£6.52
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12v automotive normally open - automotive,

12v automotive normally open - automotive,

£6.41
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High current relay starting - high,

High current relay starting - high,

£7.24
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Arduino pi channel - 1/2/4/8,

Arduino pi channel - 1/2/4/8,

£289.99
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Genuine bosch 0332019150 - 0332019150, relay

Genuine bosch 0332019150 - 0332019150, relay

£7.29
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Universal piece relay - universal,

Universal piece relay - universal,

£11.49
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Durite 726 12v - 12v, volt

Durite 726 12v - 12v, volt

£14.99
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12v 24v miniature power - 9v,

12v 24v miniature power - 9v,

£9.57
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12v 40a pin relay universal - 4,

12v 40a pin relay universal - 4,

£2.89
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12v pin mini make break - mini,

12v pin mini make break - mini,

£10.79
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Pcs 12v automotive off - pcs,

Pcs 12v automotive off - pcs,

£12.29
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12v 40a pin relay - 40a,

12v 40a pin relay - 40a,

£9.99
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Volt automotive fuse - fuse, relay

Volt automotive fuse - fuse, relay

£19.57
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High current relay - relay, starting

High current relay - relay, starting

£11.99
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12v automotive off fused - on/off,

12v automotive off fused - on/off,

£3.55
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12v micro automotive - 2,

12v micro automotive - 2,

£8.36
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12v 40a 4pin sealed waterproof - 12v,

12v 40a 4pin sealed waterproof - 12v,

£6.58
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5pcs 12v amp - 30, automotive

5pcs 12v amp - 30, automotive

£9.19
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12v led flasher relay - flasher,

12v led flasher relay - flasher,

£6.50
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12v 24v dc mini - 12v,, power

12v 24v dc mini - 12v,, power

£15.20
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Heavy duty pin - heavy, 40a

Heavy duty pin - heavy, 40a

£7.95
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12v 40a pin relay - pin, socket

12v 40a pin relay - pin, socket

£4.49
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Automotive relay 12v 40amp - relay,

Automotive relay 12v 40amp - relay,

£3.60
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12v 40a pin relay - pin,

12v 40a pin relay - pin,

£2.76
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12v 24v relay module with - 5v/12v/24v,

12v 24v relay module with - 5v/12v/24v,

£11.89
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Songle sla 12vdc - songle, relay

Songle sla 12vdc - songle, relay

£4.10
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Quality way relay box holder - relay,

Quality way relay box holder - relay,

£18.99
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5pcs 12v automotive relay - 1/2/5pcs,

5pcs 12v automotive relay - 1/2/5pcs,

£5.99
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12v automotive relay 40a - x,

12v automotive relay 40a - x,

£9.76
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Pack relay pin - pack, 5

Pack relay pin - pack, 5

£12.59
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12v 40a 4pin car - 40a,

12v 40a 4pin car - 40a,

£6.58
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Pin 40a car - 40a, waterproof

Pin 40a car - 40a, waterproof

£5.99
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12v automotive on off - 5,

12v automotive on off - 5,

£12.38
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12v 40a 4pin - 12v,

12v 40a 4pin - 12v,

£9.68
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Mini power relays 12v - 12v, 24v

Mini power relays 12v - 12v, 24v

£2.55
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High quality micro relay 12v - quality,

High quality micro relay 12v - quality,

£2.99
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12v automotive off - automotive, fused

12v automotive off - automotive, fused

£6.79
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Prewired 5 pin - x, /

Prewired 5 pin - x, /

£8.83
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Automotive fused relay 12v - fused,

Automotive fused relay 12v - fused,

£6.19
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12v 24v 4 8 - 24v, 1/2/4/8

12v 24v 4 8 - 24v, 1/2/4/8

£33.01
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12v 300a normally open - 12v,

12v 300a normally open - 12v,

£71.50
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Automotive relay 12v 40amp - relay,

Automotive relay 12v 40amp - relay,

£4.49
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12v pin car relay - car,

12v pin car relay - car,

£4.19
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Pin 12v 40a auto relays - x, 5

Pin 12v 40a auto relays - x, 5

£9.95
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12volt pin flasher i - ,

12volt pin flasher i - ,

£5.50
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24v 12volt way relay - relay, to

24v 12volt way relay - relay, to

£28.95
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Micro relay pin - 4, 40a

Micro relay pin - 4, 40a

£5.99
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12v automotive changeover - 5,

12v automotive changeover - 5,

£11.71
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12v pin car relay with - pin,

12v pin car relay with - pin,

£5.50
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12v automotive off - 12v, fused

12v automotive off - 12v, fused

£2.79
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Interface solutions 12v - interface,

Interface solutions 12v - interface,

£5.40
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Pin changeover automotive - 5,

Pin changeover automotive - 5,

£7.99
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📊96 listings · from £2.55 · avg £12.74
⚠️ These listings were last updated more than 17 days ago. Search for fresh listings

Browse 96 12 volt relay listings currently in our index. Prices range from £2.55 to £289.99, with an average of £12.74. 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 12 volt relay →

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Everything you need to know about 12 volt relay

Whether you are looking for a brand-new or second-hand 12 volt relay, 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 £2.55, while premium listings can reach £289.99 — giving you a wide budget spread to work with. The average price of £12.74 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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