The SportDog™ Field Trainer SD-400 and SD-400S are incredibly versatile training collars and a good choice for all-around use. The SportDog™ Field Trainers are the first of their kind bringing features from the higher end of the remote collar price range into the introductory $150 price range. Dog Training Gear the way you'd design it.
More for less, simple to operate.
We ship our SportDog™ Remote Trainers FREE within the 48 continental United States via UPS Ground Shipping.
The SportDog™ Field Trainers are an effective and affordable trainer with a 400 yard range featuring a 2.8 oz. receiver collar ideal for any dog over 8 pounds and at least 6 months of age or for sporting and hunting breeds. The SD-400 is for average-to-train dogs. These trainers are expandable and can be used to train 1, 2 or 3 dogs simultaneously. Extra collar receivers are needed.
The SportDog™ Field Trainers are ideal for training in the yard, field or for hunting with close-working dogs. Both the transmitter and receiver are waterproof and submersible.
The SportDog™ Field Trainers can be expanded to control up to 3 dogs by adding SportDog™ Brand Add-A-Dog collars.
The comfortable "soft coat" transmitter finish makes this unit a pleasure to handle. This is dog training gear the way you would design it. The low continuous stimulation levels and gradual increases between levels are particularly useful with sensitive dogs or breeds. You can customize your SportDog™ Field Trainer to match your training preference. It comes set up in MODE-1 (an 8-level continuous + 8-level momentary stimulation 1 dog collar with a non-stimulation tone button) but it can easily be changed into 7 different modes with different button configurations. This allows you to customize your transmitter to your training needs.
You are also able to transform your 1 dog system at any time into a 2 or 3 dog system using the "Add-A-Dog" feature. Please refer to the top of this page to order this system with Add-A-Dog Receivers to allow up to 3 Collars to be used with 1 Remote Transmitter. There will be no charge for shipping of any number of Add-A-Dog Receivers as long as they are shipped via UPS Ground together with your remote trainer. *
Like all SportDog products, this model features adjustable stimulation levels so you can tailor the stimulation level to your dog’s temperament, eliminating the risk of overcorrection.
Exclusive Features:
- Veterinarian Recommended and Approved!
- 2 Dog Mode and 3 Dog Mode feature. Expandable to up to 3 Dogs with our Add-A-Dog Receivers. (Please refer to the top of this page to order this system with Add-A-Dog Receivers to allow up to 3 Collars to be used with 1 Remote Transmitter).
- Intensity Level Tactile Dial provides a choice of 16 different levels of continuous and 8 levels of momentary stimulation to enable you to match the level to your pet’s temperament.
- Transmits up to 400 yards under optimal conditions.
- Approximate weight and size of compact Receiver: 2.8 ounces with collar strap, 1.5" x 2.5" x 1" without collar strap.
- Ergonomic Transmitter made of high-impact plastic with 'no-slip grip' fits in the palm of your hand.
- Flexible adjustable 28" long, 1" wide collar strap provides a comfortable fit for neck sizes 8” to 28”.
- Durable adjustable polypropylene collar strap with a D-ring and metal keeper.
- Durable, 100% Waterproof and Submersible Receiver Collar and Hand-held Transmitter.
- Receiver and Hand-held Transmitter each powered by long-lasting user-replaceable and rechargeable Ni-MH batteries which will last 3 to 5 years with proper care. Up to 20 hours run time between charges.
- Tone only or tone with correction options.
- Temporary safety shut-off after no more than 8 seconds of continuous stimulation (will then reset shortly after button is released).
- Digital electronics.
- Test Light Tool to assure collar functionality.
- Customizable transmitter settings. Choose from 7 pre-set modes.
- Internal antenna in Receiver Collar. No obtrusive, additional external antenna.
- Very small Transmitter (3.2 oz.), Very small Receiver (2.8 oz.).
- Low Battery Indicator Light on Receiver and Transmitter lets you know when the batteries need replacing.
- Initial Batteries included.
- Dual Lead Battery Charger. Save time because you can charge both the Receiver Collar and hand-held Transmitter at the same time from one plug with a Y-Plug Charging Adapter.
- Insulated probes.
- Rugged molded case Receiver built to withstand all kinds of training and hunting conditions.
- "Behavior & Training Guide" booklet by Triple Crown included.
- Lanyard included for Transmitter.
- Lifetime Warranty on parts and one year on labor.
- Complete Operating Guide.
Our Sport Hunter and Pro Hunter Remote Trainers are the Exclusive E-Collar Sponsor of the Super Retriever Series as seen on ESPN Outdoors.

Please click here to read our comprehensive Guide to Electronic Dog Training.
Please click here to read about some of the Myths and Common Misinformation surrounding Remote Training Collars, Pet Containment Systems and Bark Control Collars.
Free Toll-free Technical Support from Manufacturer After Purchase.

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If you are dissatisfied with this product for any reason, you may return it within 45 days for a refund of your purchase price less shipping charge. SHIPPING AND HANDLING ARE NOT REFUNDABLE. Items displaying excessive wear are not eligible for a refund. PetSafe has a Lifetime Warranty on parts and one year on labor.
Any item being returned must be shipped back to the warehouse from which it was shipped. A Return Merchandise Authorization Number is required for all returns. Any merchandise returned without a Return Merchandise Authorization Number written on the outside of the package will be assessed a 10% fee by the warehouse so please do not ship any merchandise back for a refund without first obtaining a Return Merchandise Authorization Number by contacting us by phone or email.
PetSafe guarantees all parts of this product for life against manufacturing or parts defects. Misuse or incorrect handling is not covered. If your unit cannot be repaired, PetSafe may replace it with new or reconditioned merchandise. There is a nominal labor charge for out of warranty products but all parts are free during the warranty period.
Please contact us prior to purchase at help@acornpetco.com if you have any questions regarding anything about this product. This item will be shipped only after payment is confirmed.
Please note that we ship this item via UPS Ground within the 48 continental United States. We have ceased shipping of PetSafe brand items to Europe and other destinations outside of the US and Canada because of exorbitant shipping and customs fees. Shipping to Canada, Alaska, Hawaii and Puerto Rico is via USPS Priority because it is cheaper than UPS to these locations. Please contact us prior to purchase at help@acornpetco.com for a shipping quote. NO SHIPPING TO P.O. BOXES! A valid street address must be supplied. Please note that we do not add any handling fees of any kind to your shipping quotes.
Please understand that we have no control over customs fees charged to our Canadian customers. We can provide a USPS shipping quote upon request but we highly recommend checking with Canada Border Services Agency (CBSA) first to investigate any other fees you may be responsible for if taking delivery in Canada.
All payments in US$ only. Orders are normally shipped within 1 business day after payment has been received and cleared.
We accept payment by personal check, money order, cashier's check, electronic funds transfer or major credit card or debit card. Please be aware that payment methods other than by major credit card or debit card must clear before your item can be shipped. Please contact us prior to purchase at help@acornpetco.com to make arrangements for payment methods other than by electronic funds transfer or major credit or debit card. Thank you.