The SportDOG FieldTrainer X-Series 425 (SD-425X) is a compact, lightweight remote training collar built for field training and close-working hunting dogs. It supports training multiple animals with an optional SDR-AF add-on and delivers precise feedback through vibration, tone, or 21 levels of static stimulation.
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Range: 500-yard remote range to maintain reliable signals in open field conditions
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Multi-dog capability: Train up to 3 dogs with the same remote when paired with additional SDR-AF collars
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Stimulation options: Vibration (buzz), tone (beep), or 21 levels of static stimulation
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Training modes: Momentary (nick) or continuous stimulation to match your training style
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Waterproofing: DryTek technology makes the unit waterproof and submersible up to 25 feet
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Battery: Lithium-ion rechargeable battery with a 2-hour quick charge and a low battery indicator
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Dog compatibility: Fits dogs 8 pounds or larger with neck sizes 5"–22"
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Durability and design: The smallest and lightest e-collar in the FieldTrainer line, built for in-the-field training or hunting with close-working dogs
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Warranty: 1-year limited warranty
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Owners Manual: Included with the SD-425X for easy setup and reference
With its compact form and intuitive remote operation, you can stay focused on your dog and timing rather than fiddling with controls. DryTek waterproofing, quick charging, and scalable dog support make the SD-425X a practical choice for training in real-world field and hunt environments.
