Expand your SportDOG® Contain + Train System with the SportDOG® SDF-CT Add-A-Dog Fence Collar, a versatile replacement receiver collar designed for both electronic pet containment and remote dog training. Whether you're adding another dog to your existing system or replacing a current collar, this advanced receiver delivers reliable performance, customizable training options, and industry-leading durability.
The innovative Contain + Train technology allows this collar to respond to your underground fence system, remote training transmitter, or both simultaneously. With multiple operating modes, adjustable stimulation levels, vibration and tone options, and rechargeable battery power, this collar offers complete flexibility for training and containment.
Built with SportDOG's commitment to rugged performance, the collar is waterproof, rechargeable, and designed to perform in demanding outdoor conditions including rain, mud, snow, and rough terrain.
⭐ Key Features & Benefits
🐕 Expand Your SportDOG® Contain + Train System
Add another dog to your existing SportDOG® Contain + Train (SDF-CT) setup or replace an existing receiver collar with ease.
🎯 Three Operating Modes
Customize how the collar functions based on your training and containment needs:
Containment Mode
Responds only to the underground fence boundary signal.
Training Mode
Responds only to commands from the remote training transmitter.
Containment + Training Mode
Responds to both fence boundaries and remote training commands simultaneously.
⚡ Advanced Remote Training Features
When used in Training Mode, the collar supports:
- 7 Levels of Static Stimulation
- Low, Medium, and High Stimulation Ranges
- Momentary (Nick) Stimulation
- Continuous Stimulation
- Vibration (Buzz) Option
- Tone (Beep) Option
🛡️ Reliable In-Ground Fence Containment
In Containment Mode, the collar provides:
- Warning Tone
- Vibration Alert
- 7 Adjustable Static Correction Levels
allowing you to customize containment based on your dog's temperament.
🔋 Rechargeable Lithium-Ion Battery
Fast-charging rechargeable battery provides dependable performance without the hassle of disposable batteries.
🚫 Anti-Linger Technology
Prevents dogs from remaining in the warning zone and unnecessarily draining battery life.
💧 Waterproof Outdoor Durability
Built to withstand rain, snow, mud, dust, and everyday outdoor adventures.
📏 Comfortable Adjustable Fit
Designed for dogs weighing approximately 20 pounds and up with an adjustable collar for secure everyday wear.
🌟 Why Pet Owners Choose SportDOG®
- Combines training and containment functions
- Multiple operating modes
- Rechargeable battery convenience
- Tone, vibration, and stimulation options
- Easy system expansion
- Rugged waterproof construction
- Professional-grade training capabilities
- Trusted SportDOG® reliability
📏 Product Specifications
Product Type
- Add-A-Dog Collar
- Replacement Receiver Collar
- Containment & Training Collar
- Rechargeable Dog Training Collar
Brand
Model
Training Features
- Tone (Beep)
- Vibration (Buzz)
- 7 Static Stimulation Levels
- Low, Medium, and High Stimulation Ranges
- Momentary & Continuous Stimulation
Operating Modes
- Containment Only
- Training Only
- Containment + Training
Battery Type
Special Features
- Anti-Linger Technology
- Waterproof Construction
- Multi-Dog Expansion Capability
✅ Compatible Systems
Compatible With:
- SportDOG® Contain + Train System (SDF-CT)
- SportDOG® In-Ground Fence System (SDF-100A)
- SportDOG® FieldTrainer® 425 (SD-425)
Expansion Capability
- Training Mode supports up to 3 dogs
- Containment Mode supports an unlimited number of dogs with additional compatible collars
📦 What's Included
- SportDOG® SDF-CT Add-A-Dog Receiver Collar
- Rechargeable Battery System
- Adjustable Collar Strap
- Operating Guide
🐕 Perfect For
- Multi-dog households
- SportDOG® Contain + Train users
- Replacement receiver collar needs
- Remote training and containment
- Active outdoor dogs
- Hunting and working dogs
- Boundary training
- Professional-grade dog training systems
