New Arrivals/Restock

Patented comfort contacts cushion your dog's neck in soft rubber. Patented three 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. Ultra-small and light weight collar design is a mere 1.1 oz.. Long lasting replaceable lithium ion batteries. 100% compatibility guaranteed. Limited lifetime warranty. A. 4.5 in. W x 2.5 in. D x 4.5 in. H (0.3 lbs.). Perimeter Technologies, a leading manufacturer of electronic pet fencing, has designed a cost effective alternative to the once exclusive invisible fence r21 fence dog fence collar, providing owners of the nation's largest and best known professionally installed dog fence brand a significant savings on their replacement collar receivers. Perimeter Technologies is a brand you can trust with products that are loaded with exclusive features

Don’t be fooled by the low aftermarket price. Perimeter Technologies is a brand you can trust with products that are loaded with exclusive features and benefits not found in the original. As a matter of fact, Perimeter Technologies' President is the same person that founded Invisible Fence brand back in 1976!

Compare Perimeter Technologies with your current R21: PATENTED Comfort Contacts cushion your dog’s neck in soft rubber. PATENTED 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. ULTRA-SMALL and light weight collar design is a mere 1.1 oz! LONG LASTING replaceable lithium ion batteries. DESIGNED and MANUFACURED in the Limited Lifetime warranty. 100% compatibility – guaranteed!

This replacement collar receiver for 700 Series Invisible Fence systems only and will not work with 800 series or later, including the Titanium Series. The Perimeter collar is not compatible with Shields Indoor Avoidance transmitters.

FULLY COMPATIBLE WITH THE FOLLOWING INVISIBLE FENCE BRAND TRANSMITTERS: ICT-700, ICT-725, ICT-750, ICT-775, ICT-150, ICT-250, ICT-100, ICT-75, ICT-50, AT-950 Indoor transmitter, CT-4000

Please indicate 7K or 10K frequency when ordering. 7K is the most common frequency, the 10K was used in installations experiencing frequency conflicts with neighboring containment systems.

Features:

• Replacement collar for Invisible Fence brand collars
• Collar receiver is very lightweight (only 1.1 ounces)
• Comfortable, adjustable strap for neck sizes up to 26 inches
• Soft rubber Comfort Contacts included (prevents skin irritation)

Size	Progressive(starts low and goes up)
Pet collar type	Fence Receiver Pet Collars
Material	Plastic
Fastener type	No Closure
Features	Adjustable, Waterproof
Color	Black
Brand	Perimeter Technologies
Pattern	7K, 10K, R21, R51, 700 Series, 800 series, Titanium Series
Occasion	All Occasion
Animal type	Dog
Animal lifestage	All Lifestages
Has written warranty	No
Power type	Battery
Retail packaging	Single Piece
Count	1
Character	Perimeter Technologies
Character group	Perimeter Technologies
Compatible devices	Invisible Fence brand collars