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SportDOG FieldTrainer® Stubborn SD-425S A-Series - Sporting Dog Mart
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SportDOG 500-Yard FieldTrainer Stubborn A-Series Dog Training Collar (SD-425S)
by SportDOG

FREE 2-DAY SHIPPING within Contiguous U.S.
$ 179.95
Item #: PSU-SD-425S
SKU: SD-425S
Ship Weight: 2.0 lb
10+ in stock

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The SportDog SD-425S Field Trainer is the perfect electronic collar specially designed for training tougher, more stubborn dog in the yard or out in the field. Both the transmitter and receiver are completely waterproof and submersible. The SportDOG 425S can be expanded to control up to 3 dogs and has a 500-yard range. It features 7 instantly selectable stimulation levels and also has tone or vibration function available with different button configurations. The comfortable 'soft coat' transmitter finish makes this unit a pleasure to handle.

SD-425S Features:

  • FieldTrainer® 425S
  • Range Up to 500 Yards
  • Multiple Stimulation Ranges - Low & Medium
  • Tone or Vibration Option
  • Internal Collar Antenna
  • Toggle Switch - Upgrades to a 2 & 3 Dog Unit
  • 7 Instantly Selectable Stimulation Levels
  • DRYTEK™ Waterproof & Submersible to 25ft
  • Expandable Up to 3 Dogs (Additional Collars Required)
  • Customizable Transmitter Settings
  • Low Battery Indicator

SD-425S Includes:

  • Remote Transmitter
  • Collar Receiver
  • Lanyard
  • Training Manual & DVD
  • Operating Guide
  • Charging Adaptor
  • Test Light Kit


The FieldTrainer Stubborn A-Series Remote Trainer has many exciting features for users of all types. You can extend the lifetime of your FieldTrainer Stubborn A-Series Remote Trainer with the purchase of a FactoryOutletStore Extended Warranty. See the FieldTrainer Stubborn A-Series Remote Trainer gallery images above for more product views. The FieldTrainer Stubborn A-Series Remote Trainer is sold as a Brand New Unopened Item.

See Product Manual

Questions & Answers

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  • I want a pink collar. A friend said she ordered one. I see no choices for collars. Also the video talked about charging. Does a charger come with this. Can't find that information in the description. I am ordering wanting to order the sportdog 425S as it is highly recommended by friends. Please help.

    We only have black color in stock and yes it comes with charger.

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