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Battery Holders / Adapter

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DC Barrel Power Jack/Connector
$0.50  
6 pc(s)
DC power jack / connector. This is a common barrel-type power jack for DC wall supplies. These are compatible with our DC wall supplies and have a 5.5mm jack, with a 2.1mm center pole diameter.
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9V Battery Snap - Heavy Duty
$0.80  
50 pc(s)
9V snap connector wth hard shell that is built stronger to last longer. Comes with color-coded wire leads. Great for replacements or projects. Length: ~ 15cm
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-31%
In-line power switch for 2.1mm barrel jack
$2.50 $3.60  
10 pc(s)
Add a power switch to any project simply by plugging this between the power supply. This is the most useful thing you never knew you needed! You'll want to pick up a bunch for your electronic projects. Comes with a 5.5/2.1mm barrel jack on one end an a plug on the other. In between is an...
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2 x AAA Battery Holder with JST Connector
$1.40  
1 pc(s)
This 2xAAA Battery Cage with JST connector is compatible with the BBC micro:bit. Supplied with colour coded power leads and a JST connector at the end, this battery cage is light and features a M3 mounting hole in the centre so it can be attached to the back of BBC micro:bit cases. The JST...
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-50%
3 x AAA Battery Holder with Cover and Switch
$1.00 $2.00  
13 pc(s)
Enclosed battery holder for three AA cells. This holder features a lid that slides over the batteries and snaps into place to fully enclose the cells. It also features a switch that lets you open and close the electrical connection between the batteries and the holder's leads. The leads are...
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2 x AAA Battery Holder w/Switch and JST Connector
$2.25  
Out-of-stock
This 2xAAA Battery Holder with Switch and JST Connector is compatible with the BBC micro:bit. Supplied with ~150mm colour coded power leads and a JST connector at the end, this battery holder is light and can be attached to the back of BBC micro:bit cases. This battery holder features a lid...
Out-of-stock
4 x 18650 Battery Holder
$3.00  
7 pc(s)
Battery holder for four 18650 Lithium Ion batteries, terminated with ~150mm leads
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-20%
4 x AAA Battery Holder with Cover and Switch
$2.00 $2.50  
13 pc(s)
Enclosed battery holder for four AAA cells. This holder features a lid that slides over the batteries and snaps into place to fully enclose the cells. It also features a switch that lets you open and close the electrical connection between the batteries and the holder's leads. The leads are...
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Round Shape 2 x CR2032 Coin Cell Battery Holder - 6V output with On/Off switch
$0.65  
7 pc(s)
This tiny coin cell battery holder is ideal for small portable or wearable projects. It holds two 20mm CR2032 coin cells in series to generate 6V nominal. CR2032 tends to have about 220mAh capacity so this holder would give you 6V @ 220mAh with two cells.
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-46%
1 x AA Battery Holder with Cover and Switch
$1.00 $1.85  
19 pc(s)
This 1xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable sliding cover and an ON/OFF switch which can be used to control power to your project. The leads are about 150mm, and the last 5mm of them are tinned. Dimensions: 69 x 26...
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4 x AA Battery Holder with Switch & Barrel Jack
$3.50  
8 pc(s)
This 4xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable sliding cover and an ON/OFF switch which can be used to control power to your project. The cable is terminated with a standard 5.5x2.1mm, center positive barrel jack...
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DC Barrel Jack Plug - Female
$0.50  
39 pc(s)
This female barrel jack plug is great for adding a common connector to the end of wires. This jack is compatible with 5.5x2.1mm barrel connectors. The outer shell unscrews to reveal solder terminals and a crimp strain relief. The outer shell has strain relief as well.
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