--- product_id: 176156431 title: "SportDOG Brand FieldTrainer 425XS Add-A-Dog Collar for Stubborn Dogs - Additional, Replacement, or Extra Collar for Your Remote Trainer - Waterproof and Rechargeable with Tone, Vibration, and Shock" brand: "sportdog" price: "VT48097" currency: VUV in_stock: true reviews_count: 9 category: "Sport Dog" url: https://www.desertcart.vu/products/176156431-sportdog-brand-fieldtrainer-425xs-add-a-dog-collar-for-stubborn store_origin: VU region: Vanuatu --- # 2-hour quick recharge Waterproof to 25ft Tone, vibration & shock modes SportDOG Brand FieldTrainer 425XS Add-A-Dog Collar for Stubborn Dogs - Additional, Replacement, or Extra Collar for Your Remote Trainer - Waterproof and Rechargeable with Tone, Vibration, and Shock **Brand:** sportdog **Price:** VT48097 **Availability:** ✅ In Stock ## Summary > 🐾 Train smarter, not harder—because your pack deserves the best! ## Quick Answers - **What is this?** SportDOG Brand FieldTrainer 425XS Add-A-Dog Collar for Stubborn Dogs - Additional, Replacement, or Extra Collar for Your Remote Trainer - Waterproof and Rechargeable with Tone, Vibration, and Shock by sportdog - **How much does it cost?** VT48097 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/176156431-sportdog-brand-fieldtrainer-425xs-add-a-dog-collar-for-stubborn) ## Best For - sportdog enthusiasts ## Why This Product - Trusted sportdog brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Power Up Fast:** Rechargeable lithium-ion battery with a quick 2-hour charge and low battery alerts keeps you in command longer. - • **Fits Every Neck:** Adjustable collar fits dogs from 8 pounds and neck sizes 5" to 22", perfect for all breeds and life stages. - • **Dive-Ready Durability:** Waterproof and submersible up to 25 feet with advanced DryTek technology—rain or swim, training never stops. - • **Built for the Stubborn:** Specifically designed to handle even the most willful dogs with customizable correction modes. - • **Expand Your Pack Effortlessly:** Add an extra collar seamlessly to your existing FieldTrainer system for multi-dog control. ## Overview The SportDOG FieldTrainer 425XS Add-A-Dog Collar is a waterproof, rechargeable receiver designed to expand your remote training system. Compatible with SportDOG 425XS and 425S models, it offers tone, vibration, and shock corrections tailored for stubborn dogs. With a quick 2-hour lithium-ion recharge and adjustable fit for dogs 8 pounds and up, it ensures durable, versatile training for multi-dog households. ## Description The Collar Receiver for FieldTrainer 425XS Stubborn Dog Remote Trainer. Add another dog to your current SportDOG Brand electronic training collar system or replace a shock Collar Receiver with the SDR-ASX Add-A-Dog Receiver Collar. Review: It works! - I purchased this to train the pups to stay in the yard as I walk with them and/or to retrieve. I quickly trained my pups' obedience and shortened the learning curve on a few tricks. Review: Durable - Totally worth every penny! very easy to connect to the add a collar option. I now have 2 collars on 1 remote. Very easy to control durable with multiple shock settings. ## Features - Collar Receiver only, for stubborn dogs; expand your current system or replace an old shock collar - Compatible with the SportDOG Brand FieldTrainer 425XS (SD-425XS), 425S (SD-425S) - Waterproof and submersible to 25 feet using DryTek technology - Fits dogs 8 pounds or larger with neck sizes 5"-22" - Rechargeable lithium-ion battery with 2-hour quick charge; features a low battery indicator to let you know when to charge ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07XCXQF2H | | Age Range Description | All Life Stages | | Best Sellers Rank | #133,444 in Pet Supplies ( See Top 100 in Pet Supplies ) #722 in Electronic Training Collars | | Brand | SportDOG | | Brand Name | SportDOG | | Breed Recommendation | All Breed Sizes | | Closure Type | Buckle | | Color | Red | | Customer Reviews | 4.3 out of 5 stars 198 Reviews | | Dog Breed Size | Large | | Included Components | charging adaptor, long contact points, operating guide, receiver collar | | Item Dimensions L x W | 9"L x 5"W | | Item Display Dimensions | 3.13 inches | | Item Type Name | Add-A-Dog E-Collar | | Item Weight | 0.7 Pounds | | Manufacturer | Radio Systems Corporation | | Manufacturer Part Number | SDR-AXS | | Material | Plastic | | Material Type | Plastic | | Model Number | SDR-AXS | | Number of Items | 1 | | Pattern | Solid | | Product Style | New X-Series | | Size | Receiver without strap - 2.60"L X 1.30"W 1.23"D | | Target Species | Dog | | UPC | 729849166127 | | Unit Count | 1 Count | | Warranty Description | 1 Year Manufacturer | ## Product Details - **Brand:** SportDOG - **Color:** Red - **Item Display Dimensions:** 3.13 inches - **Material:** Plastic - **Pattern:** Solid ## Images ![SportDOG Brand FieldTrainer 425XS Add-A-Dog Collar for Stubborn Dogs - Additional, Replacement, or Extra Collar for Your Remote Trainer - Waterproof and Rechargeable with Tone, Vibration, and Shock - Image 1](https://m.media-amazon.com/images/I/61C2VZ16pZL.jpg) ![SportDOG Brand FieldTrainer 425XS Add-A-Dog Collar for Stubborn Dogs - Additional, Replacement, or Extra Collar for Your Remote Trainer - Waterproof and Rechargeable with Tone, Vibration, and Shock - Image 2](https://m.media-amazon.com/images/I/817m1pktC0L.jpg) ![SportDOG Brand FieldTrainer 425XS Add-A-Dog Collar for Stubborn Dogs - Additional, Replacement, or Extra Collar for Your Remote Trainer - Waterproof and Rechargeable with Tone, Vibration, and Shock - Image 3](https://m.media-amazon.com/images/I/81crXFXzKxL.jpg) ![SportDOG Brand FieldTrainer 425XS Add-A-Dog Collar for Stubborn Dogs - Additional, Replacement, or Extra Collar for Your Remote Trainer - Waterproof and Rechargeable with Tone, Vibration, and Shock - Image 4](https://m.media-amazon.com/images/I/81LftKIDnTL.jpg) ![SportDOG Brand FieldTrainer 425XS Add-A-Dog Collar for Stubborn Dogs - Additional, Replacement, or Extra Collar for Your Remote Trainer - Waterproof and Rechargeable with Tone, Vibration, and Shock - Image 5](https://m.media-amazon.com/images/I/912at1FrNjL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ It works! *by K***D on October 10, 2025* I purchased this to train the pups to stay in the yard as I walk with them and/or to retrieve. I quickly trained my pups' obedience and shortened the learning curve on a few tricks. ### ⭐⭐⭐⭐⭐ Durable *by S***S on November 6, 2025* Totally worth every penny! very easy to connect to the add a collar option. I now have 2 collars on 1 remote. Very easy to control durable with multiple shock settings. ### ⭐⭐⭐⭐⭐ Dog *by T***S on August 4, 2025* Very work ## Frequently Bought Together - SportDOG Brand FieldTrainer 425XS Add-A-Dog Collar for Stubborn Dogs - Additional, Replacement, or Extra Collar for Your Remote Trainer - Waterproof and Rechargeable with Tone, Vibration, and Shock - SportDOG Brand FieldTrainer 425XS Remote Training Dog Collar, E Collar for Stubborn Dogs - Waterproof, Submersible Up to 25 Feet, Rechargeable Dog Training Collar with Remote Shock, Vibrate, and Tone - SportDOG Brand FieldTrainer 425X/SportHunter 825 Add-A-Dog Collar, Remote Training Collar, Hunting Dog Collar - Waterproof and Rechargeable with Tone, Vibration, and Shock (Orange) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/176156431-sportdog-brand-fieldtrainer-425xs-add-a-dog-collar-for-stubborn](https://www.desertcart.vu/products/176156431-sportdog-brand-fieldtrainer-425xs-add-a-dog-collar-for-stubborn) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-06-08*