SportDOG SDF-CT Add-A-Dog Fence Collar

Expand Your Containment System

The SportDOG SDF-CT Add-A-Dog Fence Collar allows you to expand your existing SportDOG SDF-CT Contain-N-Train system to cover additional dogs. This waterproof, rechargeable collar delivers the same reliable containment and training features as your original system.

Compatible Expansion Collar

• Works with SDF-CT System: Seamlessly integrates with your existing Contain-N-Train in-ground fence
• Adjustable Correction Levels: Customize static stimulation to match each dog's temperament
• Waterproof Design: DryTek technology ensures reliable performance in all weather conditions
• Rechargeable Battery: Long-lasting lithium-ion battery provides weeks of use per charge
• Expandable System: Add unlimited collars to contain multiple dogs with one fence system

Perfect For Multi-Dog Households

Keep all your dogs safely contained without the expense of installing a second fence system. Each collar can be individually programmed to match your dog's size, temperament, and training level.

Model: SDF-CTR | Compatibility: Requires SportDOG SDF-CT base system | Fits: Dogs 8 lbs and up with neck sizes 5"-22"