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4 Pk Invisible Fence Compatible Battery Replacement R21 R22

  • 4 Pk Invisible Fence Battery
  • 4 Pk Invisible Fence Battery Replacement R21 & R51
  • Invisible Fence Compatible Logo
  • Perimeter Authorized logo
Our Price:
IFA-001 (4)-Pk
Ships Same or Next Business Day - "FREE" Shipping

Product Description

Invisible Fence Battery Replacement R21 R22 R51Perimeter Logo

Includes "FREE" Shipping 

Invisible Fence Replacement Battery 2-Pk R21, R22, R51 Compatible Dog Collar Battery 

Qty 4 Four batteries

Save money and free yourself from that expensive Invisible Fence Brand battery plan you are on! These batteries are guaranteed 100% compatible with your Invisible Fence Brand R21, R22, R51 receiver. Our batteries are an exact aftermarket replacement to the Invisible Fence Brand Power Cap battery. Satisfaction guaranteed! You’ll get quality batteries manufactured right here in the USA by Perimeter Technologies, Inc. All of our Invisible Fence Brand compatible batteries meet or exceed the original manufacturer’s specifications. Many customers report getting a 6 month battery life out of each of our Invisible Fence Brand compatible batteries.

This 3 volt lithium batteries is compatible with Invisible Fence brand electronic dog fence collars, R21, R22, R51. They have the same function as the Invisible Fence replacement batteries known as the Power Cap but at a more affordable price.

All series are compatible, including Titanium, Platinum, Graphite, and Mink versions as long as the collar is R21, R22, R51.

3 Volt Lithium Battery

Watertight seal

Made in the USA

(3) Three common questions asked - Q&A

How long will each battery last in my Invisible Fence Collar?

Our batteries are designed to last as long or longer then you original Invisible Fence Brand Power Cap batteries. Average reports are, between 3-6 months, but this will vary based on your dog and yard. It’s a good idea to test your batteries periodically.

How long  is shelf life of batteries?

Our batteries have a shelf life of (5) five years

Are your batteries made in China?

NO, - Batteries are manufactured in USA! - Manufacture is Perimeter Technologies

 Buy With Confidence

Authorized Perimeter Technologies Seller means you have a full Manufacturer's Warranty

- We Have Item IN STOCK! (Most sellers have items dropped shipped adding time to delivery)

- We are a Small Family Owned Business…..We Thank You for your business….

We Love Our Pets As Much As You Love Yours...”Pamper Your Pets with Us”…

Your product will be packaged professionally and shipped directly from us, to your door upon completion of payment. All USPS Shipments will receive a delivery confirmation numbers. All UPS Shipments will receive UPS Quantum View Tracking numbers. 

If you have any questions, regarding this or related items, please contact us.

Your 100% Satisfaction is Guaranteed


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Product Reviews

  1. Great long lasting batteries 5 Star Review

    Posted by on 24th Jun 2015

    The batteries always last several months past the life expectancy of the batteries. I have been using this brand for several years and am very happy with them.