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Delrin Battery Lockers (Waterproof) ~
The Delrin® Battery Lockers are designed for secure, waterproof storage in a variety of sizes for different battery types. Originally produced for government contracts, these lockers are perfect for keeping your essentials safe in harsh conditions. Made from Delrin® – a lightweight, durable polymer – each locker is tailored for precise battery fits, ensuring stability and protection in outdoor, tactical, and emergency scenarios.
Compact and Versatile Design
These battery lockers aren’t just for batteries; they’re versatile enough for geo-caching, pet identification, emergency cash stashes, water purification tablets, or even pill storage. Each locker features a cap seal with an internal O-ring to provide a watertight seal, making them perfect for rugged use.
Available Sizes
AAA / 10440 Battery Locker
- Length: 2.26” (57.42 mm)
- Diameter: 0.60” (15.20 mm)
- Weight: 7.7 grams
- Internal Opening/Depth: 0.42” (10.50 mm) / 1.74” (44.00 mm)
AA / 14500 Battery Locker
- Length: 2.48” (62.80 mm)
- Diameter: 0.75” (19.00 mm)
- Weight: 11.10 grams
- Internal Opening/Depth: 0.57” (14.45 mm) / 1.97” (49.50 mm)
CR123 / 18350 Battery Locker
- Length: 1.87” (47.50 mm)
- Diameter: 0.83” (21.10 mm)
- Weight: 10.20 grams
- Internal Opening/Depth: 0.66” (16.80 mm) / 1.30” (33.30 mm)
18650 Battery Locker
- Fits: Standard 18650 cells or 2 x CR123 batteries, also works as a lip balm tube
- Length: 3.35” (84.50 mm)
- Diameter: 0.94” (23.8 mm)
- Weight: 21.5 grams
- Internal Opening/Depth: 0.78” (19.45 mm) / 2.75” (70.25 mm)
21700 Battery Locker
- Fits: Standard 21700 cells, 1 x 18650 with extra space, 2 x CR123 batteries, lip balm, or emergency cash
- Length: 3.47” (88 mm)
- Diameter: 1.06” (27 mm)
- Weight: 27.9 grams
- Internal Opening/Depth: 0.86” (21.86 mm) / 2.79” (70.7 mm)
Key Features
- Waterproof Seal: Internal O-ring for secure, watertight protection
- Durable Delrin® Construction: Lightweight, stable, and highly resistant to harsh environments
- Versatile Use Cases: Suitable for batteries, pills, cash, and small valuables
- Made in the USA: U.S.-issued items from government contract overruns
- Cage Code: 5VKB6
Why Choose Delrin® Battery Lockers?
With a rugged design, secure waterproof seal, and high versatility, the Delrin® Battery Lockers provide secure storage for adventurers, tactical users, and anyone who needs reliable protection. Compact, durable, and ideal for various applications, these lockers are perfect for anyone on the go.
Product information
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at crquarto@stayreadyoutdoors.com. Please note that returns will need to be sent to the following address:
If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at crquarto@stayreadyoutdoors.com.
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Exceptions / non-returnable items
Clothing: Must be unused
Certain types of items cannot be returned, like perishable goods (such as food), custom products (such as special orders or personalized items), and personal care goods (such as beauty products). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Unfortunately, we cannot accept returns on sale items or gift cards.
Exchanges
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.
European Union 14 day cooling off period
Notwithstanding the above, if the merchandise is being shipped into the European Union, you have the right to cancel or return your order within 14 days, for any reason and without a justification. As above, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 10 business days. Please remember it can take some time for your bank or credit card company to process and post the refund too.
If more than 15 business days have passed since we’ve approved your return, please contact us at crquarto@stayreadyoutdoors.com.