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Coin Cell Battery Holder - 12mm (PTH)
A through-hole 12mm coin cell battery holder for PCB mounting. Uses friction to hold the battery securely in place — the metal housing is positive (+) and the PCB pad underneath is negative (−). Commonly used for RTC backup, SRAM backup, and GPS modules. Key Features Through-Hole Mount – Solde...
Coin Cell Battery Holder - 12mm (SMD)
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.
IN100 NanoBeacon Lite Board
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Build low-power 2.4GHz Bluetooth beacon prototypes with this compact breakout based on the InPlay IN100 NanoBeacon. It is designed for wireless sensor monitoring, asset tracking, retail beacons and DIY beacon tags for real-time location monitoring.The board can run from a single 3V coin cell and ...
Coin Cell Battery Holder - 20mm (PTH)
Basic 20mm coin cell holder. Posts can be inserted into 0.1" perf board! Holds the common CR2032 type batteries.
IN100 NanoBeacon Board with Qwiic
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This board is a low-power 2.4GHz BT beacon breakout built around the InPlay IN100 NanoBeacon. It is designed for fast deployment in wireless sensor monitoring, asset tracking, retail beaconing and real-time location tag projects where long field life and minimal programming are priorities.Power c...
Blinky Buildings: Empire State
This is the Empire State Blinky Building, a simple PTH soldering kit designed by Alicia Gibb that you will be able to use as a great beginners soldering project or as an example on creating open source hardware derivatives. With this kit you and the vast community of hackers will be able to...
SparkFun Adjustable LiPo Charger
The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger. Because it’s adjustable, this charger will be able to safely charge most of our single-cell batteries with ease. With its onboard charge rate selector, you will be able to set the ma...
12mm Coin Cell Breakout w/ On-Off Switch
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A breakout board with a CR1220 coin cell battery holder, an on/off switch, and 0.1″ pitch breakout pins. Ideal for powering very low-current projects or providing switchable battery backup for a real-time clock (RTC) module. The board breaks out four pins: two ground pins, one switched power pin...
12mm Coin Cell Breakout Board
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A simple breakout board with a CR1220 coin cell battery holder pre-soldered and broken out to 0.1″ pitch pins. Ideal for powering very low-current projects or providing battery backup for a real-time clock (RTC) module. Comes fully assembled and tested, with a stick of 0.1″ header included so yo...
2 x 2032 Coin Cell Battery Holder - 6V output with On/Off switch
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A compact coin cell battery holder designed for small portable and wearable electronics projects. It holds two 20mm coin cells (CR2032 is the most common size) wired in series to provide 6V nominal output, with an on/off switch built into the top for convenient power control. The holder features...
Coin Cell Battery Holder - 2xCR2032 (Enclosed)
An enclosed coin cell battery holder for two CR2032 batteries wired in series, delivering up to 6 V output. The holder features a built-in on/off slide switch and two 150 mm (6″) power leads (positive and negative). A secure screw-down enclosure with two Phillips head screws keeps batteries safel...
Coin Cell Battery Holder - Switched for Lilypad - 20mm
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. Wouldn’t it be nice if there was just a switch on the battery? Well, look no f...
Coin Cell Battery Holder - 20mm (SMD)
Now for all of your coin cell battery surface mount needs, the 20mm SMD Coin Cell Holder. This holder fits our 20mm Lithium Ion coin cell battery and holds the battery in place with friction. The metal housing connects to the positive (+) side of the battery and the PCB pad underneath is connecte...
Coin Cell Battery Holder - 20mm
A 20 mm coin cell battery holder designed for CR2032 batteries. The holder features a pop-in, pop-out mechanism for easy battery changes, and the mounting feet include small holes for sewing onto fabric — making it suitable for e-textile and wearable electronics projects as well as standard PCB u...
20mm Coin Cell Breakout w/On-Off Switch (CR2032)
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A sewable breakout board with a CR2032 coin cell battery holder, built-in on/off switch, and 0.1" pitch breakout pins. The board provides two ground pins, one switched power pin, and one always-on power pin — giving you flexibility in how you manage power in your project. Also available: version...
20mm Coin Cell Breakout Board (CR2032)
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A simple sewable breakout board with a CR2032 coin cell battery holder pre-soldered on and 0.1" pitch breakout pins for easy connection. Ideal for powering very low-current projects or adding a battery backup circuit to a real-time clock or similar module. Key Features CR2032 Coin Cell Holder ...
E-Textiles Battery Holder with Switch
This E-Textiles Coin Cell Battery Holder has a small slide switch installed on the board, in-line with the power so you can shut off your project and save batteries. This slide switch is the same as is found on the LilyPad slide switch board, so it’s not easy to accidentally turn off or on....
Sewable CR2032 Battery Holder
A sewable coin cell battery holder designed for wearable electronics projects. The metal tabs have small 1mm holes that accommodate a #5 or smaller needle, making it easy to sew directly onto fabric with conductive thread. The holder accepts standard CR2032 lithium coin cells (3V, ~200mAh), whic...
Lilypad Battery Holder with Switch - 10 PACK
A sewable coin cell battery holder with built-in on/off slide switch, designed for e-textile and wearable electronics projects. This bulk 10-pack is ideal for classrooms, workshops, and makerspaces. Each holder accepts a standard 20 mm coin cell battery (CR2032) and features sewable tabs for eas...
White CR2032 battery holder
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. Each battery holder will run batteries in series, output up to 6V, and is equipped with an On/Off slide switch and two 4" power wires (one positive a...