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Regulated 12V 500mA AC/DC Power Supply

Code: MG81C

Regulated 12V 500mA AC/DC Power Supply is rated 5.0 out of 5 by 1.
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  • Fixed voltage AC to DC adapter
  • Maximum current 500mA
  • Eight interchangeable tips
  • Lightweight, compact design

Product details

Regulated 12V 500mA AC/DC Power Supply

• Fixed voltage AC to DC adapter
• Maximum current 500mA
• Eight interchangeable tips
• Lightweight, compact design

What can i use with this power supply?
Using a fixed system, this power supply has an output of 12 volts at 500mA, and can be used with a host of devices which support this voltage. This could be anything from radios, portable hand held game systems, digital cameras, mini handheld or portable televisions and telephones*. A range of eight different tip sizes are included and can be changed easily for an exact fit. The Power supply uses a stabilised output to ensure safe operation and features short circuit and overload protection. This 12V power supply is energy efficient and complies with CE, RoHS and REACH standards.

*it is highly recommended to check the voltage of device you wish to power before purchase.


Switched Mode Supply: Yes
Output Power (Max): 6W
Output Voltage Type: Fixed
Output Current: 500 mA
Input Voltage: AC 240 V, 50 Hz
Output Voltage: 12V
No of Tips/Sockets: 8
Output Tips/Socket Type:
2.35 x 0.7 x 10.5 mm 5.0 x 2.1 x 12 mm
4.0 x 1.7 x 9.5 mm 5.5 x 2.5 x 12 mm
4.75 x 1.7 x 9.5 mm 6.3 x 3.0 x 14 mm
Input Power Plug: UK 3 Pin Mains Plug
Polarity: Centre Positive
Reversible Polarity: Yes
Output Power Cord Length: 1.8 m
Weight: 82 g
Rated 5 out of 5 by from
Date published: 2017-06-28
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Hi could you help i have childrens electic quod bike i need a charger it say dc 8.3v 500ma would this chargerdo the job too charge the bike up thanks

Asked by: tommy
We would only advise using the dedicated charger for such items, not a universal power adapter.
Answered by: Dominic
Date published: 2017-07-28

The spec states 'centre positive' for polarity. Can the polarity be changed to give centre negative?

Asked by: JonC
Yes, the tips can be reversed for this purpose.
Answered by: Russell
Date published: 2017-05-05

J want to take one adapter but j'm from switzerland its possible to send out of UK?

Asked by: Jordsn
Unfortuently we are unable to ship to switzerland .
Answered by: Billy
Date published: 2017-04-12

Does this provide max current 500mA (as advertised), or 400mA (as shown on label)? - thanks

Asked by: Humphrey3000
This will provide a max current 500mA as advertised.
Answered by: Dominic
Date published: 2016-03-24

Hi, main description states it comes with 8 interchangeable tips, however the detail description and a previous answer to a question only lists 6 different tip sizes. Please confirm the other 2 tip sizes. Thanks

Asked by: InsiderMINI
The tip dimensions are as follows 2.35 x 0.7 x 10.5 mm 5.0 x 2.1 x 12mm 3.5 x 1.4 x 10 mm 5.5 x 2.1 x 12 mm 4.0 x 1.7 x 9.5 mm 5.5 x 2.5 x 12 mm 4.75 x 1.7 x 9.5 mm 6.3 x 3.0 x 14 mm
Answered by: Les
Date published: 2015-12-16

Can I charge a 12v ni-cd battery with this adapter?

Asked by: Mutt99
I am sorry but the item in question does not support use in your intended application.
Answered by: Brad
Date published: 2015-12-15

Does this include a socket that I can plug my Christmas lights into?

Asked by: Mark15
Unfortunately we are unable to guarantee full compatibility for this item in your intended application.
Answered by: Dominic
Date published: 2015-12-14

What tips does this come with?

Asked by: Adam in2tec
The tips are listed in the overview, below for your convenience: Output Tips/Socket Type: 2.35 x 0.7 x 10.5 mm 5.0 x 2.1 x 12 mm 4.0 x 1.7 x 9.5 mm 5.5 x 2.5 x 12 mm 4.75 x 1.7 x 9.5 mm 6.3 x 3.0 x 14 mm
Answered by: Russell
Date published: 2015-12-15
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Bulk Prices

Item code Item name Quantity Price
MG81C Regulated 12V 500mA AC/DC Power Supply (1+) £14.99

Why not tell us and our B2B sales team about your specific business needs and expectations?

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With a dedicated business team and special services available only to business customers, you can access our electronics and technology solutions through our wide network of over 200 stores, our website with more than 20,000 products or though your personal account manager over the phone.

Working with organisations for nearly 30 years, Maplin offers a nationwide range of benefits to our business users:

  • 30 day EOM credit account
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Contact our business team on 

0333 400 9740 to open an account or discuss your business needs.

To receive your free copy of the Maplin Catalogue just call 0333 400 9740.

£14.99

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