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12v relays

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Home / Relays & Valves / 12v relays refurbished & used for sale | For Sale UK
12v automotive on - 12v, on/off

12v automotive on - 12v, on/off

£7.69
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12v 30a pin changeover - 12v, 5

12v 30a pin changeover - 12v, 5

£7.99
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12v 40a pin automotive - 40a,

12v 40a pin automotive - 40a,

£8.99
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Land rover defender 110 - rover,

Land rover defender 110 - rover,

£9.99
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Pin 12v 30a - pin,

Pin 12v 30a - pin,

£6.95
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12v 40a pin - 40a, relay

12v 40a pin - 40a, relay

£2.82
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12v relay pin 30amp sealed - 30amp,

12v relay pin 30amp sealed - 30amp,

£6.99
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12v automotive off fused - 12v, on/off

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

£2.66
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12v 40a pin relay universal - pin,

12v 40a pin relay universal - pin,

£2.73
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12v 40a pin relay - 4, universal

12v 40a pin relay - 4, universal

£2.77
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Pin 12v 40a change over - 12v,

Pin 12v 40a change over - 12v,

£6.50
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12v spdt mini automotive - x,

12v spdt mini automotive - x,

£10.78
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12v automotive off fused - 12v,

12v automotive off fused - 12v,

£2.99
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12v 200a pin - 200a, 2

12v 200a pin - 200a, 2

£14.99
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Multi use relay for - relay,

Multi use relay for - relay,

£9.98
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12v 30a fuse relay - relay, spst

12v 30a fuse relay - relay, spst

£14.99
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12v automotive normally - 12v,

12v automotive normally - 12v,

£6.41
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Automotive relay 12v - relay,

Automotive relay 12v - relay,

£3.58
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Mini power relays 12v - power,

Mini power relays 12v - power,

£2.55
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Pin 12v 40a auto - 5,

Pin 12v 40a auto - 5,

£9.95
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12v 40a pin relay - 40a, universal

12v 40a pin relay - 40a, universal

£3.30
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12v 40a pin relay - pin,

12v 40a pin relay - pin,

£3.92
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12v led flasher relay - 12v,

12v led flasher relay - 12v,

£6.50
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Lucas sfb115 12v - sfb115,, 50w

Lucas sfb115 12v - sfb115,, 50w

£9.24
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Arduino pi channel - 1/2/4/8,

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

£289.99
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12v channel relay board - 12v, 1

12v channel relay board - 12v, 1

£3.34
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5pcs heavy duty 5pin 12v - heavy,

5pcs heavy duty 5pin 12v - heavy,

£11.88
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Mini power relays 9v - power,

Mini power relays 9v - power,

£2.85
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Pin normally open 12v 70a - 4,

Pin normally open 12v 70a - 4,

£8.99
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Renault primastar vivaro - primastar, 4-pin

Renault primastar vivaro - primastar, 4-pin

£8.99
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2pack pin relays - 4,

2pack pin relays - 4,

£20.46
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Pin flasher unit relay - pin,

Pin flasher unit relay - pin,

£8.99
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12v relay pin 30a sealed - 12v,

12v relay pin 30a sealed - 12v,

£6.99
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12v automotive off - automotive, fused

12v automotive off - automotive, fused

£2.67
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12v automotive on - 5,

12v automotive on - 5,

£12.38
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12v automotive normally - x,

12v automotive normally - x,

£8.36
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12v automotive off - automotive, on/off

12v automotive off - automotive, on/off

£2.65
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12v spdt mini automotive - 12v,

12v spdt mini automotive - 12v,

£5.85
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Pack relay pin with - 6,

Pack relay pin with - 6,

£11.29
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12v 40a pin - pin, relay

12v 40a pin - pin, relay

£8.99
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Pin flasher relay indicator - relay,

Pin flasher relay indicator - relay,

£6.95
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Automotive relay 12v 40amp - relay,

Automotive relay 12v 40amp - relay,

£4.49
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12v 24v miniature - 12v, power

12v 24v miniature - 12v, power

£2.78
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12v heavy duty - duty, automotive

12v heavy duty - duty, automotive

£9.57
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12v 40a 4pin - 12v,

12v 40a 4pin - 12v,

£6.58
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High quality micro - high,

High quality micro - high,

£2.89
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12v automotive changeover - 5, x

12v automotive changeover - 5, x

£10.78
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High current relay - high,

High current relay - high,

£8.50
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12v 24v dc - 24v,

12v 24v dc - 24v,

£25.25
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5pcs 12v automotive - 12v,

5pcs 12v automotive - 12v,

£5.99
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12v automotive relay - automotive,

12v automotive relay - automotive,

£9.76
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High quality 12v - high, 30a

High quality 12v - high, 30a

£6.99
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Pcs 12v automotive - pcs,

Pcs 12v automotive - pcs,

£12.29
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12v 40a pin - 12v, universal

12v 40a pin - 12v, universal

£3.40
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12v micro automotive - micro,

12v micro automotive - micro,

£8.36
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12v 70a pin relay - 70a, heavy

12v 70a pin relay - 70a, heavy

£10.69
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Omron g5v submini pcb relays - g5v-2,

Omron g5v submini pcb relays - g5v-2,

£3.80
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12v automotive changeover - automotive,

12v automotive changeover - automotive,

£10.41
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12v 24v 36v 110v 220v - 24v, 380v

12v 24v 36v 110v 220v - 24v, 380v

£5.36
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Pack 1pc 12v automotive - of,

Pack 1pc 12v automotive - of,

£6.79
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My2nj amp pin power - 8, relay

My2nj amp pin power - 8, relay

£4.95
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Micro relay pin 12v - 4,

Micro relay pin 12v - 4,

£5.99
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Universal car relay - universal, 12v

Universal car relay - universal, 12v

£10.71
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Amp 12v waterproof - 60/80,

Amp 12v waterproof - 60/80,

£9.11
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12v micro automotive - 12v,

12v micro automotive - 12v,

£11.71
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12v automotive changeover - automotive,

12v automotive changeover - automotive,

£6.87
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12v dc delay - ⭐,

12v dc delay - ⭐,

£4.60
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12v 40a 4pin car auto - 2x,

12v 40a 4pin car auto - 2x,

£9.68
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Quality way relay box holder - quality,

Quality way relay box holder - quality,

£18.99
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12v 24v relay module - module, with

12v 24v relay module - module, with

£11.89
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12v 40a pin relay universal - 4,

12v 40a pin relay universal - 4,

£2.89
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12v pin car - 4, relay

12v pin car - 4, relay

£5.50
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Micro relay pin 12v 40a - 5, +

Micro relay pin 12v 40a - 5, +

£5.99
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12v 24v dc mini power - 12v,,

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

£8.20
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12v automotive off fused - 12v,

12v automotive off fused - 12v,

£6.89
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12v automotive off fused - 12v,

12v automotive off fused - 12v,

£2.79
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12v 40a peak 80a 5pin - 12v-40a,

12v 40a peak 80a 5pin - 12v-40a,

£6.99
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12v 40a 4pin car - 4pin,

12v 40a 4pin car - 4pin,

£6.88
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5pcs 12v amp car automotive - 5pcs,

5pcs 12v amp car automotive - 5pcs,

£9.19
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Prewired 5 pin - 5,

Prewired 5 pin - 5,

£8.83
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12v pin automotive relay - automotive,

12v pin automotive relay - automotive,

£6.49
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2pcs 12v 100 amp split - 100, charge

2pcs 12v 100 amp split - 100, charge

£9.44
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Automotive fused relay - relay, 30a

Automotive fused relay - relay, 30a

£6.19
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12v automotive off - on/off, fused

12v automotive off - on/off, fused

£3.55
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Durite 728 relay 12v - 0-728-12,

Durite 728 relay 12v - 0-728-12,

£10.19
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12v 24v 4 - 24v, channel

12v 24v 4 - 24v, channel

£33.01
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Automotive relay 12v - automotive, 40amp

Automotive relay 12v - automotive, 40amp

£3.60
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Pack automotive 12v - 30a, set

Pack automotive 12v - 30a, set

£12.25
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Durite 726 12v volt - 0-726-12, 20a

Durite 726 12v volt - 0-726-12, 20a

£14.99
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12v automotive changeover - 2, x

12v automotive changeover - 2, x

£6.87
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12v automotive changeover - 12v,

12v automotive changeover - 12v,

£11.71
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High quality micro relay - high, 12v

High quality micro relay - high, 12v

£3.29
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12v 40a pin relay universal - 4,

12v 40a pin relay universal - 4,

£5.95
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12v channel relay - 12v, 2

12v channel relay - 12v, 2

£3.90
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12v 40a pin - 12v, spdt

12v 40a pin - 12v, spdt

£7.99
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12v 200a car - 200a,

12v 200a car - 200a,

£15.69
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📊96 listings · from £2.55 · avg £10.99

Browse 96 12v relays listings currently in our index. Prices range from £2.55 to £289.99, with an average of £10.99. 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 12v relays →

Try this: 1961 triumph tr3 | 2008 suzuki gsxr 1000 | aston martin vantage convertible | burgman 200 | peugeot kisbee 100cc | renault trafic passenger | toyota aygo 2008 | toyota mr5 | plug relay | delay relay

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Everything you need to know about 12v relays

Whether you are looking for a brand-new or second-hand 12v relays, 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 £10.99 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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