Best Perimeter Technologies in 2026

Invisible Fence brand Compatible.

Works in R21, R22, R51, & Microlite Receivers.

Less Expensive than the original.

Invisible Fence brand Compatible.

Works in R21, R22, R51, & Microlite Receivers.

Less Expensive than the original.

Pack of 4 batteries.

The Perimeter Brand Invisible Fence Replacement Battery is the best solution for keeping your Invisible Fence Brand system operating safely.

Compatible with R21, R22, or R51.

Works in Perimeter Tech Wired dog Fence Collars.

Works in Perimeter Tech brand Receivers ONLY.

Less Expensive than the original.

Pack of 3 batteries.

The Perimeter Brand Invisible Fence Replacement Battery is the best solution for keeping your Invisible Fence Brand system operating safely.

Compatible with R21, R22, or R51.

Invisible Fence brand Compatible.

Replacement Battery for Comfort Contact Pet Fencing Collar PCC-100 & PCC -200

Less Expensive than the original.

Pack of 2 batteries.

The Perimeter Brand Replacement Battery Compatible with Invisible Fence is the best solution for keeping your system operating safely.

Compatible with R21, R22, or R51.

Replacement battery for Invisible Fence R21 and R51

This does NOT go with "compatible" collars, this is for invisible fence brand only

3-volt lithium batteries

For use with SELECT perimeter systems

Does not work with the invisible fence wifi system

Perimeter Technologies PTPRB-003 Receiver Battery

Not sold separately. Must be purchase with Perimeter Technologies and PetSafe Systems as an add-on

Cushion your pets neck with soft rubber

Help avoid serious skin irritation and injuries for pets.

You Choose the Correction Level!

Works on ICT 700,725,750,775,250,150,100,100A Transmitters

NOT Compatible with Invisible Fence 800 Series Transmitters.

PATENTED Comfort Contacts cushion your dog’s neck in soft rubber. 3-Way, Omni-Directional antenna design eliminates the “holes” found in lesser pet fencing systems.

WATERPROOF and submersible collar receiver design.

PROGRESSIVE STIMULATION allows your dog to choose the fence level that is right for their personality.

1

2

Veterinarians prefer the softness of the Comfort Contacts to help reduce the incidence of skin irritations

12X BATTERY CHECK - monitors the status of the training collar battery every two hours

500ft 20 gauge wire

Included: Digital Transmitter, 4 Collar Receivers (with Accessories), 500' of 20 Gauge Wire, 2 Splice Kits, 50 Training Flags (Standard Grade Kits do Not Include Twisted Wire or Staples)

Installation: Includes a 40 Page Owners Manual that Covers Installation, Programming, Training and Troubleshooting. We Invite Your Pre-Sales Questions

Features: 7 Levels of Correction and a Beep Only Level - Lightweight Waterproof Collars, Multiple Frequencies, Temp Check & Wire Check, Unlimited Dog Capacity (With Purchase of Additional Collars)

2 REPLACEMENT BATTERIES: Two 6 volt RFA-67 lithium metal replacement batteries included

COMPATIBLE COLLARS: Works with PetSafe bark collar, in-ground and wireless fence receiver collar systems

WATERPROOF AND LONG LASTING: Battery modules are waterproof and last 1-3 months, depending on use

Exercise pen has 8 connected panels (each panel 24W x 24H inches) to create 16 square feet living area; Playpen is ideal for small dogs up to 16 inches tall

Portable exercise pen is great for indoor and outdoor use, a black rust-preventive e-coat protects the dog playpen from the elements and included ground stakes keep the pen anchored to the ground

No tools required. Simply unfold, shape and connect dog playpen together, exercise pen can be set-up in seconds and folds flat for easy storage or travel

Exercise pen has 8 connected panels (each panel 24W x 30H inches) to create 16 square feet living area; Playpen is ideal for medium dogs up to 20 inches tall

Portable Exercise Pen is great for indoor and outdoor use: A black rust-preventive e-coat protects the dog playpen from the elements and included ground stakes keep the pen anchored to the ground

No tools required. Simply unfold, shape and connect dog playpen together; Exercise pen can be set-up in seconds and folds flat for easy storage or travel

WORRY-FREE SAFETY: Keep your pet contained and your home safe with the my pet 6-Panel petyard passage. This enclosure features a lockable door made of strong, durable plastic and comes in an attractive Light Gray finish that fits flawlessly with any decor.

AMAZING VALUE & CONVENIENT LOCKING PET DOOR: This enclosure features a small swinging door, IDEAL to allow pets enter in and out of the area, but also locks to securely contain your furry friends.

CONFIGURABLE FOR ANY SPACE: The 6-Panel play yard is 26" Tall and encloses up to 18.5 square feet of space. It can be made smaller by removing 2 panels to create a cozy crate for training or sleeping. Additional extension panels are available to provide an even larger play area for your pet - up to 34 square feet of enclosed space!

Indoor/outdoor portable pet pen (no door) creates a 16-square-foot enclosure for playtime and exercise

Includes a play pen with 8 connected panels, thumb clips for connecting the ends together, and 8 ground anchors for outdoor use

Durable wire construction made of iron with a rustproof black finish

Each panel measures 24"W x 30"H, Exercise Pen / Pet Playpen folds flat for convenient storage

Exercise Pen provides 16 square feet enclosed area (1.5 meters) for your dog and other pets, Suitable for Dogs 26 - 40 lbs

8 ground anchors for outdoor use and 4 thumb-snaps for easy assembly included with Exercise Pen / Pet Playpen

SUPERWIDE: Fits opens up to 192 inches wide and stands 28 inches tall

2-IN-1: Can convert from a super-wide gate to an 8-panel play yard. No tools require, quick and easy. Includes 4 pack of wall mounts

CONFIGURABLE: Each panel can be adjusted to fit almost any opening. Great for wide spaces, angled openings, hallway, doorway, bottom of stairs or barrier. Folds flat for storage.Wipes clean

Each panel measures 24"W x 24"H, Exercise Pen / Pet Playpen folds flat for convenient storage

Exercise Pen provides 16 square feet enclosed area (1.5 meters) for your dog & other pets

8 ground anchors for outdoor use and 4 thumb-snaps for easy assembly included with Exercise Pen / Pet Playpen

WORRY-FREE SAFETY: Keep your pet contained and home safe with the MyPet 8-Panel Petyard Passage. This enclosure features a lockable door made of strong, durable plastic and comes in an attractive Espresso Brown finish that fits flawlessly with any décor.

AMAZING VALUE & CONVENIENT LOCKING PET DOOR: This enclosure features a small swinging door, IDEAL to allow pets enter in and out of the area, but also locks to securely contain your furry friends.

CONFIGURABLE FOR ANY SPACE: The 8-panel play yard is 26" Tall and encloses up to 34. 4 square feet of space. It can be made smaller by removing 2 panels at a time to create a smaller play area or a cozy crate for training or sleeping.

Indoor/outdoor portable 36-inch play and exercise pen without door; for dogs up to 23 inches tall

Made of durable iron metal with rust-proof black finish; step-through door access; 2 secure-locking slide-bolt latches

Sets up in seconds; simply unfold, shape, and connect—no tools required; folds flat for compact storage

42-inch play and exercise pet pen (no door) creates a 16-square-foot enclosure; designed for dogs up to 26 inches tall

8 connected panels with thumb clips for connecting the ends together; 8 ground anchors to secure safely outdoors; made of durable iron wire with a rustproof finish

Can be easily configured into multiple stand-alone shapes for playtime or be used to block off a room

24-inch play and exercise pet pen (with 1 door) creates a 16-square-foot enclosure; designed for dogs up to 16 inches tall

8 connected panels with thumb clips for connecting the ends together; 2 locking slide-bolt door latches; 8 ground anchors to secure safely outdoors; made of durable iron wire with a rustproof finish

Can be easily configured into multiple stand-alone shapes for playtime or be used to block off a room