HomeKobalt Train Horns› Kobalt Train Horn Gun: Quad Air Horn

Kobalt Train Horn Gun: Quad Air Horn

The loudest portable train horn ever made. 140 dB. Handcrafted in the USA from a brand new Kobalt impact driver.

5.0 (2)
$245.00
Built in
The USA
150 dB Train Sound
1-Year Warranty
Pre-built Standalone Tool
No Installation · No Drill Needed
Color: Black
Trumpets · LOW PITCH
Aluminum Alloy 2×14" + 2×12"
Customize Your Kit
INCLUDED
Remote Control (300ft) i
1 included free · extra remotes +$35 each
1
FREE
Long-Range Remote (2,000ft) i
Pro-grade range for events & large venues
1
+$59
2Ah Battery i
24V compatible · 200+ blasts per charge
1
+$30
Battery Charger i
24V compatible fast charger
1
+$30
Free Shipping, ships today
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Free 90-day returns

 

Kobalt Train Horn with remote

The Kobalt Train Horn is engineered for those who demand superior sound, durability, and reliability. Featuring quad trumpets and producing an impressive 130dB blast, this air horn delivers a deep, thunderous tone that commands attention. Whether you’re using it for outdoor events, safety purposes, or just to make a statement, the Kobalt Train Horn guarantees maximum impact every time.

Key Features:


Quad Trumpets for Maximum Sound Output

Four premium metal trumpets ensure deep, rich sound.

Designed for maximum volume and clarity.


130dB of Powerful Train-Like Sound

Louder than standard car and truck horns.

Great for events, safety alerts, and outdoor applications.


Durable, High-Quality Construction

Metal trumpets with a powder-coated finish for long-lasting durability.

Available in Black, Chrome, or Red finishes.


Easy, Hassle-Free Operation

Pre-assembled and ready to use out of the box.

Simply connect a compatible branded or aftermarket battery and start blasting.


Remote Control Activation

Standard range of up to 160ft.

Expandable up to 2000ft with an optional long-range remote.


Portable & Versatile

Handheld design, making it easy to carry and use anywhere.

No installation required—just secure the battery and go!

 

Feature Details
Sound Output 130dB
Number of Trumpets 4
Remote Control Range Up to 160ft (2000ft optional)
Trumpet Colors Black, Chrome, Red
Power Compatibility Works with branded Kobalt 24V or aftermarket batteries of any capacity
Materials Metal trumpets, powder-coated finish

 

Why Choose the Kobalt Train Horn?

Louder Than Standard Horns – Produces 130dB of deep, commanding sound, making it perfect for high-impact use.

Durable & Weather-Resistant – Designed with premium metal trumpets and a protective finish to withstand outdoor elements.

Easy to Use – No complex installation required—just attach a compatible battery, and it’s ready to go!

Versatile Applications:

Outdoor events – Make announcements and grab attention.

Safety & emergency alerts – Signal in remote locations or low-visibility areas.

Boating & off-road adventures – Ensure your presence is known.

Wildlife deterrent – Keep unwanted animals at a distance.

What’s Included?

Kobalt Train Horn - Quad Trumpets (pre-assembled)

Remote Control (Pre-installed batteries)

User Manual for operation and maintenance


📌 Note: Battery and charger are sold separately. Compatible with all branded or aftermarket batteries of the same voltage for Kobalt 24v system.

Free U.S. ShippingAll orders ship free. Overnight available at checkout.
Same-Day DispatchOrders before 12:00 PM PST ship the same day with full tracking.
90-Day Money BackNo questions asked. Full refund + free return shipping.
InternationalShipping costs calculated at checkout. Duties may apply.
1-Year Full WarrantyComplete coverage on every Horn Gun we sell. No fine print.
15-Minute RepairsShip it or bring it in. Our technicians fix it on the spot.
Hassle-Free ProcessNo runaround. Contact us, ship it, get it back fixed.
Warranty covers the Horn Gun unit only. Batteries and chargers are not included.
No Maintenance RequiredBuilt tough. No servicing needed under normal use.
Avoid OverheatingGive short breaks during extended continuous use.
Remove Battery When StoredPrevents accidental activation and preserves charge.
Store in Cool, Dry PlaceSplash-resistant but not waterproof. Keep away from prolonged moisture.
Complete Your Kit
Most customers add these for the best experience
Kobalt Train Horn Gun: Quad Air Horn
Kobalt Train Horn Gun: Quad Air Horn
$245.00
$245.00
140DB
Max Volume
1 mile
Audible Range
160ft
Remote Range
4.9★
Customer Rating
Loudest Model
Best Value
2026 New Release
Up to
140dB

Real train sound. In one hand.

60 dB
Normal Conversation
100 dB
Car Horn
120 dB
Rock Concert
150 dB
BossHorn

"Your neighbors' car alarm just became the second loudest thing on the block"

// Exclusively at BossHorn

Patent Pending Technology

Volume Control

3 adjustable levels

Low110 dB Med130 dB Full150 dB
*Actual output may vary depending on battery charge level

Overheat Protection

Auto shut-off at 185°F

SafeWarmCut-off
Smart sensor → auto-cutoff → cooldown

Battery Protection

Prevents deep discharge

Auto-cutoff at 15% → preserves battery health
These features are patent pending and exclusive to the 2026 Boss Series. No competitor offers this technology at any price.
// Your Batteries. Your Horn.

Works With Any 24V Battery

Already own Kobalt 24V tools? Your batteries work. Don't have any? Third-party 24V batteries start at $30. No proprietary nonsense.

2.0Ah
Compact
4.0Ah
Standard
5.0Ah
Extended
6.0Ah
500+ blasts
8.0Ah
High Output
12.0Ah
All Day Power
All 24V batteries
Aftermarket 24V-compatible
LED low battery indicator
Auto-cutoff at 15% — protects battery
Boss Series vs. Everyone Else

See the Difference

Same price range. Completely different league.

Feature Boss Series Others
Price $365 $355
Sound Output 150 dB 130 dB
Perceived Volume 4x louder 1x
Trumpets 4 (tuned) 2
Remote Range 300 ft (2,000 ft avail.) 160 ft
Remotes Included 1 0 (extra cost)
Volume Control ✓ 3 Levels
Overheat Protection
Battery Protection
Built in USA Unknown
Warranty 1 Year
Return Policy 90 Days 30 Days
// Full Technical Data

Technical Specifications

Sound

Max Output140DB
Volume Levels3 levels (full, medium, soft)
Sound TypeFreight Train Horn Deep Low Tone
Trumpets4× Aluminum Alloy, Powder Coated
Sound DelayZero — Instant
Audible RangeUp to 1 mile

Remote Control

Standard Range160ft
Long-Range (optional)2,000 ft
Remotes Included1 (160ft range)
Remote Battery23A 12V (included)
Frequency433 MHz Encrypted

Power System

Battery TypeKobalt 24V
CompatibleAll 24V: 2.0–12.0Ah
AftermarketYes — any aftermarket for Kobalt
Blasts (6Ah)500+ short / 200 sustained
Battery IndicatorLED on body
Deep DischargeActive protection

Construction

Base UnitBrand-New Kobalt 24V Impact Driver Body Shell
HousingImpact-Resistant Polymer
Thermal ProtectionSmart Motor Overheating Protection
Water ResistanceSplash-Resistant
Weight4lb (w/o battery)
Dimensions14" x 6" x 12"
One Horn. Endless Possibilities.

Where to Use It

🏟

Sporting Events

Electrify the stadium. When your team scores, the entire parking lot will know.

🍖

Tailgating

The ultimate party starter. Remote-trigger from your lawn chair. Be the legend.

🚛

Trucks & Off-Road

Mount it or hand-hold. Louder than any factory or aftermarket horn on the road.

Boats & Marine

Fog signal, dock arrival, or just pure fun on the water. Audible for a mile.

🏕

Camping & Hiking

Bear and wildlife deterrent. Recommended by outdoor experts for backcountry safety.

🚨

Emergency Signaling

Audible up to 1 mile. Alert rescue teams when every second counts.

🏗

Construction Sites

Shift change signal, safety alerts, or just getting everyone's attention. Fast.

📱

Content Creation

Prank videos, reaction content. This is your viral moment on TikTok & YouTube.

// Everything You Need to Know

Got Questions?
We've got answers.

Can't find what you're looking for? Chat with us

The horn does NOT include a battery — it's available as an add-on right on this page. Just check the "2Ah Battery" option in the add-ons section above the Add to Cart button. We sell affordable aftermarket 24V-compatible batteries that work perfectly with your Kobalt horn. Already own Kobalt 24V tools? Your existing batteries will work too.
Up to 140 dB with 3 levels (full, medium, soft). Uses 4× Aluminum Alloy, Powder Coated for an authentic freight train sound. Audible up to 1 mile. Hearing protection recommended at close range.
Yes — use the soft volume level indoors. Full power is for outdoor use only. Always wear hearing protection.
With a 2Ah 24V battery: 500+ short blasts or ~200 sustained 2-second blasts. Easily lasts an entire game day, tailgate, or event. Higher Ah = more blasts. Smart Motor Overheating Protection.
Any Kobalt 24V battery from 2.0Ah to 12.0Ah — including aftermarket 24V-compatible batteries. Already own Kobalt power tools? Your existing batteries will work.
Every Quad Series includes 1 (160ft range) wireless remote (433 MHz Encrypted, battery included). Want more range? Add the Long-Range Remote (up to 2,000ft) from the add-ons. You can use multiple remotes at the same time.
Kobalt Quad Series horn gun body (4lb), 4× Aluminum Alloy, Powder Coated, 1× wireless remote (160ft). Dimensions: 14" x 6" x 12". Battery and charger sold separately — add from the add-ons or use any 24V battery you own.
Splash-Resistant — don't submerge it. Store indoors when not in use. The Kobalt body shell is impact-resistant polymer, built tough for outdoor use.
Legal to own and use on private property in all 50 states. Road/vehicle use varies by state — check your local laws. Popular for tailgating, boating, off-road, farms, and sporting events.
Every BossHorn comes with a 1-year warranty. If something goes wrong, contact our support team and we'll work with you to resolve the issue. Plus a 90-day money-back guarantee if you're not satisfied.
Boss Series (2026): 150 dB, 1× 300ft remote, 3 volume levels, patent-pending tech. Extreme Series: 150 dB, 2× 200ft remotes, 3 volume levels. Quad Series: 140 dB, 1× 160ft remote, 4 trumpets, great value. Dual Series: 130 dB, 1× 160ft remote, 2 trumpets, compact entry-level option.
Orders placed before 2 PM PST ship the same day. Free standard shipping (1–5 business days). Need it faster? Overnight shipping is available at checkout.