Canivix Dog Shock Collar
Heaflex Dog Shock Collar IPX8 Amazon Promo Code 3TRXXNZB: 25% Off
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Apply Amazon promo code 3TRXXNZB at checkout to take 25% off the Heaflex Dog Shock Collar IPX8. Codes are limited – if it stops working, the seller has usually released a new one and this page updates.
Heaflex deals Best dog shock Pet Supplies
Amazon listing: Dog Shock Collar with Remote, Dog Training Electric Collar, IPX8 Waterproof | 3300ft Rechargeable Dog Shock Collar with LED Light, Beep, Vibration, Shock for Medium/Large 3 Electronic Collars Dogs
Training three dogs at once is the focus of this set, and the Heaflex dog shock collar Amazon promo code 3TRXXNZB takes 25% off the bundle at checkout. One remote controls three receivers, each mounted on its own adjustable collar strap.
The remote offers four modes: an LED light to help you spot dogs in the dark, a sound mode for an audible cue, and vibration and static settings that each adjust from 0 to 99. Heaflex itself recommends treating static as the final option rather than the first. The listing gives a control range of up to 3,300 feet, and the receivers carry an IPX8 waterproof rating, although the remote is not waterproof. The remote and all three receivers recharge together over USB, and the soft nylon straps adjust from 7.1 to 25.6 inches to cover a wide range of neck sizes.
It suits multi-dog households that train outdoors at a distance and want every dog on one controller. Put the kit in your cart, enter 3TRXXNZB at checkout and check for the 25% reduction. Think of it as a heaflex amazon coupon for the full three-dog kit.
On this page
- Heaflex Dog Shock Collar IPX8 review: pros and things to check
- Why this Heaflex deal is worth it
- Heaflex Dog Shock Collar IPX8 deal facts
- How to use the Heaflex Dog Shock Collar IPX8 promo code 3TRXXNZB
- Key features of the Heaflex Dog Shock Collar IPX8
- Heaflex Dog Shock Collar IPX8: what you get
- Heaflex Dog Shock Collar IPX8 at a glance
- Who should buy it (and who should skip it)
- Heaflex Dog Shock Collar IPX8 vs similar dog shock deals
- Before you buy the Heaflex Dog Shock Collar IPX8: quick tips
Heaflex Dog Shock Collar IPX8 review: pros and things to check
What we like
- 25% off with code 3TRXXNZB
- One remote for three dogs
- Light, sound, vibration and static modes
- 0-99 vibration and static levels
- Up to 3,300 ft range
Things to check
- Seller codes often cover one size or color only
- Codes are limited-use and can end without notice
- Features listed here come from the seller's Amazon listing – we have not tested every product hands-on
Why this Heaflex deal is worth it
- Code 3TRXXNZB cuts 25% off a kit with three receivers, so each dog gets its own collar.
- Sound and vibration modes give you options before static, which matches the brand's own guidance.
- Charging the remote and all receivers together over USB keeps the whole setup simple to maintain.
- A listed 3,300-foot range suits open yards, fields and trails where dogs tend to roam farther.
Check Today's Active Deals on Amazon Amazon's deals page – lightning deals, coupons and price drops, updated all day.
Heaflex Dog Shock Collar IPX8 deal facts
| Deal type | Promo code |
|---|---|
| Discount | 25% off with code 3TRXXNZB |
| How good is it? | Bigger discount than 2% of the 2,319 Pet Supplies deals we track (category average: 42% off) |
| Brand | Heaflex – 4 deals tracked by AmazonHaul |
| Amazon rating | 4.2 out of 5 (5,156 ratings, as of Oct 23, 2026) |
| First spotted | Oct 19, 2026 |
| Where to buy | Amazon.com (sold through the regular listing, normal Amazon returns) |
How to use the Heaflex Dog Shock Collar IPX8 promo code 3TRXXNZB
- Tap Get this deal on Amazon above – it opens the exact listing the code was issued for.
- Choose the size, color or pack the code covers and add it to your cart. If the listing shows a Save 25% promotion box, the discount may apply by itself.
- At checkout, paste 3TRXXNZB into Gift card or promotion code, tap Apply, and confirm the discount in the order total before you place the order.
Key features of the Heaflex Dog Shock Collar IPX8
- One remote for three dogs
- Light, sound, vibration and static modes
- 0-99 vibration and static levels
- Up to 3,300 ft range
- IPX8 waterproof receivers
- USB rechargeable remote and receivers
- Adjustable 7.1-25.6 inch straps
From the Amazon listing. Specs can change by variant – the listing is always the final word.
Heaflex Dog Shock Collar IPX8: what you get
- One remote transmitter paired with three receivers and three collar straps
- LED light, sound, vibration and static modes, with 0-99 adjustable levels
- IPX8-rated receivers, while the remote itself is not waterproof
- Soft nylon straps that adjust from 7.1 to 25.6 inches
- A user manual, charging cable, three test lights and six rubber covers
Heaflex Dog Shock Collar IPX8 at a glance
| Brand | Heaflex |
|---|---|
| Product type | Dog Shock |
| Category | Pet Supplies |
| Color | for 3 dogs |
| Material | Rubber |
| Amazon promo code | 3TRXXNZB (active) |
| Discount | 25% off |
| ASIN | B09W61HJ5B |
| Last checked | Oct 23, 2026 |
Who should buy it (and who should skip it)
This kit fits owners with three dogs who train outdoors and want one remote handling everyone, especially on larger properties where a long control range helps. It also suits people who prefer to lead with light, sound or vibration cues. Skip it if you have a single dog and would be paying for receivers you will not use, or if you prefer training methods that avoid static correction entirely.
Heaflex Dog Shock Collar IPX8 vs similar dog shock deals
| Product | Discount | Promo code | Stand-out feature |
|---|---|---|---|
| Heaflex Dog Shock Collar IPX8 (this deal) | 25% off | Yes | One remote for three dogs |
| Canivix Dog Shock Collar | 50% off | Yes | Remote control with three modes |
| Revexa Dog Shock Collar | 50% off | Yes | 3 Adjustable Training Modes |
| Aikko Professional Dog Shock Collar | 46% off | Yes | Extended remote training range |
| Aikko Dog Shock Collar | 70% off | Yes | Handheld remote included |
| Heaflex Dog Shock Collar | 30% off | Yes | Up to 2600 ft remote range |
Discounts as last checked by our team; open each page for the current code.
Before you buy the Heaflex Dog Shock Collar IPX8: quick tips
- Measure each dog's neck to confirm it falls within the 7.1 to 25.6 inch strap range.
- Keep the remote away from water, since only the receivers carry the IPX8 rating.
- Start with light, sound or low vibration settings, and read the manual before using any static level.
- Ask a professional trainer how to introduce remote collars if your dogs have never worn one before.
Heaflex Dog Shock Collar IPX8 promo code history
| Code | Discount | Status |
|---|---|---|
| 3TRXXNZB | 25% off | Active – checked Oct 23, 2026 |
We add every new code for this product here, so you can see how often the seller runs promotions.
New to Amazon Haul? Start here
Helpful resources before you buy the Heaflex Dog Shock Collar IPX8
- How to redeem a promotional code – Amazon Help
- Returns and refunds – Amazon Help
- Pet food and animal product safety – U.S. FDA
- Online shopping tips – FTC Consumer Advice
Independent sources – we are not affiliated with them.
Heaflex Dog Shock Collar IPX8 video review

Heaflex Dog Training Collar | Can One Remote Handle TWO Dogs? – by MMDReviews on YouTube. We are not affiliated with the channel.
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Did code 3TRXXNZB work for you?
Checked by the AmazonHaul Deals Team · last checked Oct 23, 2026
We find codes from sellers, brand promotions and our Facebook groups, open each Amazon listing to confirm the discount, and mark codes as ended when members report them. Product details come from the Amazon listing – we have not tested every product hands-on. About us · How we earn
Heaflex Dog Shock Collar IPX8 coupon & promo code FAQ
How many dogs can this Heaflex set handle?
The kit is built for three dogs at once. It includes one remote transmitter, three receivers and three collar belts, so each dog wears its own receiver while you switch between them from the single remote during a training session.
Is the whole Heaflex system waterproof?
Only the receivers carry the IPX8 waterproof rating. Heaflex notes that the remote control is not waterproof, so keep it dry, and follow the manual's guidance on how long the receivers should spend in water.
Which training modes are on the remote?
There are four: an LED light for finding dogs after dark, a sound mode for an audible warning, and vibration and static modes that each adjust from 0 to 99. The brand suggests using static only as a last choice.
What extras come in the box?
Besides the remote, receivers and collar straps, Heaflex includes a user manual, a charging cable, three test lights and six rubber covers. The remote and receivers can charge together using that USB cable, so one cord covers everything.
Is 3TRXXNZB still working?
It was active when we last checked on Oct 23, 2026. Seller codes usually run 24–72 hours or until a set number of uses is gone, so apply it soon. Our team marks a code as ended as soon as members report it.
Is there a Heaflex Dog Shock Collar IPX8 coupon or discount code?
Yes – 3TRXXNZB is the current Amazon promo code (25% off). Amazon calls it a promotion code; it works the same way as a coupon or discount code at checkout.
Do I need Amazon Prime to use it?
No. Promo codes work for any Amazon account unless the promotion box on the product page says Prime-only.
Why didn't the code apply?
Usually a different size or color than the one the code covers, a one-per-account limit, or the code sold out. See all the fixes.
Shopping around? Compare the best dog shock deals (6 codes), every Heaflex promo code, Pet Supplies deals, Amazon Promo Codes, Under $50 and Amazon promo codes from October 19.
As an Amazon Associate, AmazonHaul earns from qualifying purchases. Promo codes and coupons are set by sellers, can sell out or end early, and the final price is always the one shown in your Amazon cart.