---
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: "A$274"
currency: AUD
in_stock: true
reviews_count: 8
category: "Sport Dog"
url: https://www.desertcart.com.au/products/176156431-sportdog-brand-fieldtrainer-425xs-add-a-dog-collar-for-stubborn
store_origin: AU
region: Australia
---

# Waterproof to 25 ft Fits necks 5"-22" 2-hour quick recharge 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:** A$274
**Availability:** ✅ In Stock

## Summary

> 🐾 Train smarter, not harder — keep every dog in sync with the ultimate add-a-dog collar!

## 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?** A$274 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/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

- • **Built for Stubborn Dogs:** Specialized receiver designed to handle even the most willful pups with tone, vibration, and shock options.
- • **Expand Your Pack Control:** Seamlessly add an extra collar to your existing FieldTrainer 425XS system for multi-dog mastery.
- • **Fast Recharge, Long Play:** Rechargeable lithium-ion battery powers your training with a quick 2-hour charge and low battery alerts.
- • **Waterproof & Submersible:** DryTek technology ensures reliable training even in wet conditions or accidental dips up to 25 feet.
- • **Comfort Fit for All Sizes:** Adjustable collar fits dogs 8 lbs+ with neck sizes from 5" to 22", combining durability with comfort.

## Overview

The SportDOG FieldTrainer 425XS Add-A-Dog Collar Receiver is a waterproof, rechargeable remote training collar designed to expand your existing system. Compatible with SportDOG 425XS and 425S models, it fits dogs 8 pounds and up with neck sizes 5" to 22". Featuring tone, vibration, and shock modes, it offers quick 2-hour charging and durable construction for effective training of stubborn dogs.

## 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 |
|---------------|-------|
| Brand | SportDOG |
| Closure Type | Buckle |
| Color | Red |
| Customer Reviews | 4.4 out of 5 stars 196 Reviews |
| Item Display Dimensions | 3.13 inches |
| Material | Plastic |
| Pattern | Solid |

## Product Details

- **Color:** Red
- **Material:** Nylon, Plastic
- **Brand:** SportDOG
- **Closure Type:** Buckle
- **Product Dimensions:** 9"L x 5"W

## 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/71Rh3AbYT2L.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/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 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/81crXFXzKxL.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.

### ⭐⭐⭐⭐⭐ Perfect
*by S***. on January 4, 2026*

Perfect

## 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)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-01-31*