Description
xRefresh your Invisible Fence setup with a cost-conscious, reliable power option from Perimeter Technologies. This four-pack of replacement batteries is designed to fit compatible receiver collars, giving you an approachable way to keep your boundary system running smoothly without paying premium brand-name prices. Built with care and precision, these batteries aim to deliver steady power and consistent performance for everyday use.
Why consider this four-pack
Perimeter Technologies targets practical, everyday needs with a focus on compatibility, weight, and durability. The four-pack is engineered to work with the Invisible Fence R21, R22, R51, and Microlite receiver collars, making it a versatile choice for households with multiple collars or replacements over time. The design emphasizes a balance between energy density and a lighter collar weight, so your pet experiences comfortable wear while the collar stays functional throughout the day.
Key technology and design details
- Compatible replacement battery designed for Invisible Fence receiver collars, specifically the R21, R22, R51, and Microlite models.
- Engineered to seamlessly replace the current battery in the listed collar models, simplifying maintenance.
- New and improved Japanese lithium-ion cells provide higher energy density while keeping the collar lightweight.
- Robust components deliver extended durability and enhanced safety features compared to standard batteries, plus a tight rubber waterproof seal for protection when installed.
What you get in the package
- Four high-quality replacement batteries designed for compatible Invisible Fence collars.
- Thoughtful engineering that prioritizes performance and value for busy households.
- A practical, long-term solution that can help keep your boundary system ready when you need it most.
Real-world use often centers on dependable power during daily routines—outdoor play, lawn maintenance, and routine training sessions. The combination of higher energy density and a lightweight design can contribute to more comfortable wear for your dog, while the waterproof seal helps protect the electronics inside the collar when exposed to weather or moisture. While results can vary, the emphasis is on delivering steady, reliable power that supports your existing boundary setup without forcing you to overpay.
Tips for best results
- Follow collar-specific installation steps to ensure the waterproof seal remains intact.
- Inspect the seal and battery contacts if you notice any change in performance, and replace as needed.
In sum, this four-pack from Perimeter Technologies offers a practical alternative for keeping your Invisible Fence collars powered. It’s designed to align with existing models, maintain a comfortable wear for your dog, and provide a durable, cost-effective option for ongoing boundary management.
FAQ
Q: Are these batteries compatible with my Invisible Fence receiver collars?
A: Yes, they fit Invisible Fence R21, R22, R51, and Microlite receiver collars as replacement batteries.
Q: Do these batteries affect the collar's waterproof seal?
A: The design supports proper sealing when installed correctly, helping maintain waterproof protection of the collar.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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