Battery accessories provide the mechanical and electrical interface needed to incorporate portable cells into a project. Holders are available for common sizes, from single AAA or AA cells to larger 18650 and 9 V blocks, offering PCB‑mount clips, snap‑in enclosures, and optional covers or switches that protect the connection and simplify replacement. Connectors such as snap leads or standard Molex pins translate the cell’s voltage to the circuit while maintaining reliable polarity.
Rechargeable packs combine several cells into a single unit with a convenient lead, delivering higher capacity and longer run times without frequent swapping. Low‑power timers add precise on‑delay control while drawing only negligible standby current, making them ideal for duty‑cycled or standby‑sensitive designs. Across the range, emphasis is on compatibility with standard footprints, robust contact, and straightforward integration into embedded and automation builds.
Code: SKU-000710
This 9V battery holder allows your battery to snap in tight and holds it in place which is great in situations where you don't want the battery just hanging. More Details...
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Code: SKU-000003
This is a classic 9V snap connector terminated with 2-pin polarized Molex connector with 0.1" spacing. More Details...
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Shipping from $9.90
Code: SKU-000818
This 3xAA battery holder with bare wire leads puts a nice finishing touch on your battery powered project. More Details...
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Code: SKU-000727
This is the SMD version of PRT-07948 which is the unit we like to use as RTC backup and SRAM backup for GPS units. Holds battery in place with friction. The metal housing connects to the positive side of the battery and the PCB pad underneath is connected to the negative side.Documents:Datasheet More Details...
Not currently available
Code: SKU-001774
This is a simple coin cell battery holder that can enclose two CR2032 batteries inside itself and safely kept closed via two phillips head screws. More Details...
Not currently available
Code: SKU-003770
Sure your flashing chip-tune playing T-shirt is really cool at the party... but at some point you need to turn it off. And yes you could just pull the battery or maybe you've even sewn a LilyPad slide switch in-line. More Details...
Not currently available
Code: SKU-005245
This is a unique two-cell AAA battery holder built specifically for the BBC micro:bit. The 6" (~150mm) cable has been terminated with a JST-PH connector. More Details...
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Code: SKU-005574
The SparkFun Nano Power Timer will run while only consuming minimal power (approximately 35nA) and turn your project on after a set amount of time. More Details...
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Shipping from $4.90
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Code: SKU-010710
The SparkFun Soft Power Switch is a passive, hard on/off switch with software feedback and control via USB-C connectors. More Details...
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Code: SKU-010169
These are your standard 1.5V AAA alkaline batteries from Energizer. More Details...
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