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Dc dc power supply

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Power supply adjustable - power,

Power supply adjustable - power,

$58.99
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Starlink power supply - starlink, dc-dc

Starlink power supply - starlink, dc-dc

$100.00
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300w adjustable power - dc,

300w adjustable power - dc,

$53.99
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1pc new mean - well, rsp-2000-48

1pc new mean - well, rsp-2000-48

$245.00
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60w power supply 24v - 60w, dc

60w power supply 24v - 60w, dc

$14.99
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Adjustable power supplies

Adjustable power supplies

$9.49
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60w power supply adjustable - power,

60w power supply adjustable - power,

$13.99
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12v 15w dc - 5v,

12v 15w dc - 5v,

$7.35
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2pack 400w 15a step up - 15a, dc-dc

2pack 400w 15a step up - 15a, dc-dc

$16.90
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Waterproof converter 12v - dc-dc,

Waterproof converter 12v - dc-dc,

$8.99
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Adjustable 30v 60 120v - adjustable, dc

Adjustable 30v 60 120v - adjustable, dc

$57.99
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24v 60w universal - dc,

24v 60w universal - dc,

$13.99
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12v 30a 360w - dc,

12v 30a 360w - dc,

$24.64
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Keysight edu36311a nb1 - keysight, nb1-class

Keysight edu36311a nb1 - keysight, nb1-class

$629.99
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Altronix smp5 power - smp5,

Altronix smp5 power - smp5,

$55.00
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Condor power supply - power, part

Condor power supply - power, part

$364.99
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New waterproof converter - new,

New waterproof converter - new,

$7.62
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150w boost converter - boost,

150w boost converter - boost,

$5.99
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Nice power supply - nice-power, dc

Nice power supply - nice-power, dc

$37.00
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12v 15w dc step - 5v, 3a

12v 15w dc step - 5v, 3a

$7.31
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Switch power supply - switch,

Switch power supply - switch,

$42.99
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1800w 40a boost - 40a,

1800w 40a boost - 40a,

$25.32
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12w 12v universal ac - 12w, 3v-12v

12w 12v universal ac - 12w, 3v-12v

$10.89
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1pc lm2596 power - 1pc, supply

1pc lm2596 power - 1pc, supply

$0.99
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Adjustable power supplies

Adjustable power supplies

$9.39
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10x lm2596s 3a buck - 3a,

10x lm2596s 3a buck - 3a,

$7.98
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Converter 12v dc - dc,

Converter 12v dc - dc,

$46.22
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12v amp 60w dc - 12v, 5a

12v amp 60w dc - 12v, 5a

$8.84
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24v power supply 600w - supply, 25a

24v power supply 600w - supply, 25a

$68.57
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Quint4 ups 24dc - quint4-ups/24dc/24dc/20/eip,

Quint4 ups 24dc - quint4-ups/24dc/24dc/20/eip,

$185.00
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12v 30a 360w - dc,

12v 30a 360w - dc,

$24.64
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Power hds1500ps12 high - xp,

Power hds1500ps12 high - xp,

$115.47
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Tacklife 30v 10 amp - 0-30v, 10-amp

Tacklife 30v 10 amp - 0-30v, 10-amp

$59.99
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Power supply adapter - power,

Power supply adapter - power,

$2.90
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Lot lm317 2a buck - lm317,

Lot lm317 2a buck - lm317,

$7.95
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60w power supply 24v - 60w, dc

60w power supply 24v - 60w, dc

$13.29
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Belfuse pfe1100 054nd dc - belfuse, pfe1100-12-054nd

Belfuse pfe1100 054nd dc - belfuse, pfe1100-12-054nd

$495.00
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60w power supply 24v - 60w,

60w power supply 24v - 60w,

$13.99
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Globtek power supply - globtek,

Globtek power supply - globtek,

$73.20
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Power supply variable 30v - dc,

Power supply variable 30v - dc,

$105.99
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1a 5v 1000ma - 5v,

1a 5v 1000ma - 5v,

$4.99
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Wps 30v 60v 0 - 0-5a/0-10a, lab

Wps 30v 60v 0 - 0-5a/0-10a, lab

$49.99
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Universal 3v 12v - to, dc

Universal 3v 12v - to, dc

$9.99
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3pc xl6009 boost buck module - buck,

3pc xl6009 boost buck module - buck,

$9.87
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Adjustable 30v 10a - adjustable, 0-30v

Adjustable 30v 10a - adjustable, 0-30v

$55.99
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555 universal dc - ac, adapter

555 universal dc - ac, adapter

$10.42
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24v power supply - 24v,

24v power supply - 24v,

$12.00
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1200w 20a 1500w - 1200w, 20a/1500w

1200w 20a 1500w - 1200w, 20a/1500w

$21.63
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Power supply adapter - 1a,

Power supply adapter - 1a,

$4.99
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Volt amp power - 6,

Volt amp power - 6,

$23.96
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Power supply 100v 240v to - power, ac

Power supply 100v 240v to - power, ac

$11.99
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Pack mini mp1584en - 8,

Pack mini mp1584en - 8,

$15.89
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700ma adapter power - 6v,

700ma adapter power - 6v,

$4.75
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Power supply adapter - dc,

Power supply adapter - dc,

$1.90
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12v amp 60w dc - amp, power

12v amp 60w dc - amp, power

$8.98
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12v power supply - 5a,

12v power supply - 5a,

$11.99
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Pcs lm2596 3a buck - 10,

Pcs lm2596 3a buck - 10,

$9.90
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Pcs mp1584en ultra - 5,

Pcs mp1584en ultra - 5,

$5.99
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Kastar listed 12v - 3a, 36w

Kastar listed 12v - 3a, 36w

$10.69
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2pack 400w step - 400w, dc-dc

2pack 400w step - 400w, dc-dc

$18.90
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24v 1000ma power supply - 24v,

24v 1000ma power supply - 24v,

$9.83
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300w 12a power supply - 300w, module

300w 12a power supply - 300w, module

$10.11
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Universal 3v 12v - ac, dc

Universal 3v 12v - ac, dc

$10.35
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Adjustable power supply - adjustable, dc

Adjustable power supply - adjustable, dc

$29.97
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Volt amp power - 12,

Volt amp power - 12,

$9.99
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24v power supply - 24v, 6a

24v power supply - 24v, 6a

$22.77
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12v24v stepdown dc - 12v24v, to

12v24v stepdown dc - 12v24v, to

$10.50
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Power supply ac dc - 1a, ac/dc

Power supply ac dc - 1a, ac/dc

$7.99
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Adjustable 60w power - adjustable,

Adjustable 60w power - adjustable,

$14.99
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24v power supply - supply, 48w

24v power supply - supply, 48w

$13.03
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Boost step 32v to - step,

Boost step 32v to - step,

$9.89
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Psu 24v 5x2 - dc, 3a

Psu 24v 5x2 - dc, 3a

$15.28
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Adjustable voltage regulator - adjustable,

Adjustable voltage regulator - adjustable,

$13.10
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24v power supply - 24v, ac

24v power supply - 24v, ac

$18.49
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30v 20a power supply - 0-20a,

30v 20a power supply - 0-20a,

$130.99
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Led lm2596s lm2596 adjustable - lm2596s,

Led lm2596s lm2596 adjustable - lm2596s,

$10.00
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150w step up boost - 150w, dc-dc

150w step up boost - 150w, dc-dc

$8.69
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Adjustable voltage regulator - voltage,

Adjustable voltage regulator - voltage,

$12.90
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9volt power supply 1a - 9volt,

9volt power supply 1a - 9volt,

$11.63
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Power supply variable - dc,

Power supply variable - dc,

$62.87
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Car waterproof converter - dc-dc,

Car waterproof converter - dc-dc,

$8.95
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Pack 12v power - 5-10, 2a

Pack 12v power - 5-10, 2a

$28.79
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12v 24v switching power - 24v,

12v 24v switching power - 24v,

$11.49
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Waterproof boost step - waterproof, step-up

Waterproof boost step - waterproof, step-up

$13.09
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12v 24v led driver - 12v/24v,

12v 24v led driver - 12v/24v,

$70.99
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400w step boost - step, buck

400w step boost - step, buck

$17.49
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Units dc 3a - dc-dc,

Units dc 3a - dc-dc,

$14.95
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Power supply adapter - dc,

Power supply adapter - dc,

$10.99
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Precision 1687b switching - b&k,

Precision 1687b switching - b&k,

$350.00
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Universal power supply - universal,

Universal power supply - universal,

$25.69
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Power supply 9w - dc,

Power supply 9w - dc,

$9.99
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12v 6a 8a 10a - 1a,

12v 6a 8a 10a - 1a,

$10.64
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Switching mode power supply - power,

Switching mode power supply - power,

$24.64
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24v power supply 48w - 24v,

24v power supply 48w - 24v,

$13.95
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Amp 15 volts - 9, dc

Amp 15 volts - 9, dc

$69.00
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Eaton psg240e24rm power - dc,

Eaton psg240e24rm power - dc,

$522.99
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📊96 listings · from $0.99 · avg $52.03

Browse 96 dc dc power supply listings currently in our index. Prices range from $0.99 to $629.99, with an average of $52.03. 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 dc dc power supply →

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Everything you need to know about dc dc power supply

Whether you are looking for a brand-new or second-hand dc dc power supply, 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 $0.99, while premium listings can reach $629.99 — giving you a wide budget spread to work with. The average price of $52.03 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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