Power Supply and Voltage Source

No electrical device will work without electric energy, that´s no-brainer, however, you need to supply the right voltage. That is something a voltage source can help you with.

To set the record straight, a voltage source does not actually supply the the energy itself (except for a battery), it rather converts the energy. Generally speaking, the input energy entering a voltage source equals the output energy (with some losse), while altering the ratio between voltage and current.

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€0,74
(€0,61 excl. VAT)
Holder for 18650 batteries
In stock (518 pcs)
LA123025A
 
from €0,12
(from €0,10 excl. VAT)
Holder for 21700 batteries
In stock (530 pcs)
LA123061B
 
from €0,21
(from €0,17 excl. VAT)

Product sorting

27 items total

List of products

zdroj 2
12V/110V power supply for flexible neon tubes up to 5m
The average product rating is 5,0 out of 5 stars.
In stock (36 pcs)
€1,98 excl. VAT
€2,40

12V/110V power supply for flexible neon tubes up to 5m

LA122035A
9311 2 zdroj 12v 110v pro ohebne neonove trubice do 10m
€3,69 excl. VAT
€4,46

12V/110V power supply for flexible neon tubes up to 5m

LA122035C
9222 zdroj 12v 110v pro ohebne neonove trubice do 20 50m
12V/110V source for flexible neon tubes up to 20-50m
The average product rating is 1,0 out of 5 stars.
In stock (3 pcs)
€13,60 excl. VAT
€16,45

12V/110V power supply for flexible neon tubes up to 20-50m

LA122035B
LaskaKit vestavny step down menic nabijecka 18w usb pd3 0 qc3 0 1
€11,55 excl. VAT
€13,97

Built-in step-down converter with support for USB Power Delivery 3.0 (PD 3.0) and Qualcomm Quick Charge 3.0 (QC 3.0) fast charging with power up to 18 W.

LA122093
LaskaKit vestavny step down menic nabijecka 30w usb pd qc3 0 2 2
€9,50 excl. VAT
€11,49

The built-in step-down converter with dual USB ports enables fast charging of mobile devices directly from the vehicle's electrical system (both 12 V and 24 V).

LA122091
LaskaKit vestavny step down menic nabijecka 30w usb pd qc3 0 1
Built-in step-down converter - charger 30W, USB PD+QC3.0
The average product rating is 5,0 out of 5 stars.
In stock (59 pcs)
€7,79 excl. VAT
€9,43

Built-in encapsulated step-down converter for powering devices using standard USB-A and USB-C connectors.

LA122059
LaskaKit d 30f10 modulovy napajeci 230v ac dc zdroj symetrickeho napeti 10v 1 5a 30w 2
€23,84 excl. VAT
€28,85

LYONZG S-30-5 module power supply 230V AC-DC source 5V/6A 30W

LA121090
LaskaKit fulree f60j24v step down menic 30 60v na 24v ip68 1
from €20,43 excl. VAT
from €24,72

Fulree F60J24VxxA5L Step-down converter 30-60V to 24V IP68 is a robust switching DC/DC step-down converter designed for stable power supply of 24V devices from a higher DC...

LA122086B
poe2
€10,18 excl. VAT
€12,32

Active PoE splitter 12V/1A, DC 5.5/2.1

LA122024B
poe usb c 1
€10,18 excl. VAT
€12,32

Active PoE splitter 5V/2.4A, USB-C

LA122024A
Zdroj 20V AC-DC s L7805CV 5V 1.2A
Power supply 20V AC - 12V/1.2A DC, L7812CV
The average product rating is 5,0 out of 5 stars.
In stock (39 pcs)
€1,30 excl. VAT
€1,57

Power supply with rectifier for use with step-down transformer output.

LA121087
8029 1 radxa rock pi 4 b a b poe hat long pin header f4l
€34,10 excl. VAT
€41,26

Radxa Rock PI 4 B/ A+/ B+ PoE HAT long pin header F4L

LA110076
20200806 1024x1024
€19,40 excl. VAT
€23,48

Radxa Rock PI WITH PoE HAT

LA110075
LaskaKit sdapo dp1435 poe modul ieee 802 3af 5v 2 4a 2
€6,77 excl. VAT
€8,19

SDAPO DP1435 is a professional PoE (Power over Ethernet) module compliant with the IEEE 802.3af standard, enabling power supply via an Ethernet cable.

LA122000A
LaskaKit sdapo dp9900m poe modul ieee 802 3af 1
€10,18 excl. VAT
€12,32

SDaPo DP9900M is an integrated PoE (Power over Ethernet) power supply module of type PD (Powered Device) with galvanic isolation, fully compatible with the IEEE 802.3af standard.

LA122088A
fulree
Step-down converter 12V-5V/3A, USB
The average product rating is 4,4 out of 5 stars.
In stock (77 pcs)
€5,40 excl. VAT
€6,53

Step-down converter 12V-5V/3A with USB-A connector on the output. Watertight.

LA122026
Image 07.09.2022 at 16.19
Step-down converter 12V-5V/3A, USB-C
The average product rating is 5,0 out of 5 stars.
In stock (140 pcs)
€5,40 excl. VAT
€6,53

Step-down converter 12V-5V/3A with USB-C connector on the output. Watertight.

LA122041
4760 step down menic 5 2v 8a 4xusb qs 1205cbum 8a
Step-down converter 5.2V 8A 4xUSB QS-1205CBUM-8A
The average product rating is 5,0 out of 5 stars.
In stock (30 pcs)
€5,40 excl. VAT
€6,53

Step-down converter from 8-35V to 5.2V, maximum current 8A with four USB connectors for charging mobile devices.

LA122034
menic 5v 1
Step-down converter 5V 5A TPS40057
The average product rating is 4,4 out of 5 stars.
In stock (27 pcs)
€3,35 excl. VAT
€4,05

Step-down converter from 9-35V to 5V, maximum current 5A with TPS40057 chip

LA122032
XY 3606
Step-down converter 5V 6A, USB-A
The average product rating is 3,0 out of 5 stars.
In stock (90 pcs)
€1,98 excl. VAT
€2,40

Step-down converter 5V 6A with integrated USB-A output connector.

LA122036
LaskaKit step down menic 8 28v usb pd pro solarni panely 3
Step-down converter 8-28V USB PD for solar panels
The average product rating is 2,0 out of 5 stars.
In stock (38 pcs)
€11,89 excl. VAT
€14,39

Pulse non-isolated DC-DC converter 6V-20V/5V - solar charger. Ideal for connection to smaller PV panels for charging mobile phones, power banks etc.

LA122053
2579 1 step down menic s lm2576hv
Step-down converter with LM2576HV
The average product rating is 4,0 out of 5 stars.
In stock (47 pcs)
€2,66 excl. VAT
€3,22

Step-down DC-DC converter with LM2576HV chip.

LA122027
1367 step down menic s xl4015
Step-down converter with XL4015
The average product rating is 5,0 out of 5 stars.
In stock (41 pcs)
€1,50 excl. VAT
€1,82

Step-down DC-DC converter with XL4015 chip and adjustable output voltage.

LA122018
9653 step up boost menic 12 35v 6a 150w
Step-up boost converter 12-35V, 6A, 150W
The average product rating is 1,0 out of 5 stars.
In stock (17 pcs)
€2,66 excl. VAT
€3,22

Step-up boost converter 12-35V, 6A, 150W

LA122045

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27 items total
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AC-DC power supplies use AC current as input voltage, mostly from the mains, and DC voltage as output. DC power connectors allow you to safely connect these power supplies to your devices. For higher voltages, you can use 12V power adapter, 24V power adapter or a 12V mains adapter.

LDO controllers, Step-Up Converters a Step-Down Converters operate only with DC voltage.

Batteries and accumulators store electrical energy in chemical reactions based on oxidation-reduction potential. In case you plan to use a battery such as Li-ION 18650 or 3.7V Li-ION battery, it's a good idea to also buy a dedicated charger and protection. Battery protection ensures safe operation and long life. For proper charging, use the guide on How to charge Li-ION batteries a how to properly charge a Li-POL battery.

If you are using CR2032 lithium battery, it is also important to have the right connector, such as 9V battery connector.

Solar battery charger is a great solution for eco-friendly power supply. USB connector a USB C adapter again you will need for connecting and powering modern devices. Mini USB charger a 2A charger are also useful for fast and efficient charging.

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