# Battery Holder 1 Cell ER14250 (Component)
## Description
A single-cell battery holder designed to securely mount and provide electrical connection for one ER14250 (1/2 AA size) lithium battery, typically used in industrial and embedded applications.
#holder #AA
## Component Details
- **Owner:** adrian95
- **Created:** 2/27/2026
- **Last Updated:** 2/27/2026
- **Visibility:** Public
- **Datasheet URL:** https://asset.conrad.com/media10/add/160267/c1/-/en/000651271DS01/datasheet-651271-keystone-electronics-108-battery-tray-1x-12-aa-solder-lug-l-x-w-x-h-345-x-16-x-15-mm.pdf
- **Manufacturer Name:** Keystone Electronics
- **Manufacturer Part Number:** ER14250
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Part Type:** Battery Holder
- **Used in:** 2 projects
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Mouser](https://www.mouser.com/ProductDetail/Ultralife/ER14250?qs=zfu6fx%252B1HVWqr%252Be%252BQ1Waug%3D%3D) | N/A | N/A |
- **Part Type:** Power Supply Products
- **Manufacturer:** Keystone
- **MPN:** ER14250
- **Package / Case Code:** TO
- **Pin Count:** 2
## Pins
| Pin | Name | Type |
|-----|------|------|
| N | NEGATIVE | |
| P | POSITIVE | |
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*Generated from [https://www.flux.ai/adrian95/battery-holder-1-cell-er14250](https://www.flux.ai/adrian95/battery-holder-1-cell-er14250)*