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SKU: HK-K5-544K

Nathan AirChime K5LA 544 Train Horn Kit

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Regular price $4,999.99
Shipping calculated at checkout.

Compressor Finish

Shipping & delivery

Usually ships in 2–3 business days unless a different lead time is shown on this page. Shipping cost is calculated at checkout (UPS or USPS to the contiguous U.S.).

Shipping policy · Returns · Fitment questions? (561) 207-7988

Delivery and Shipping

Standard order processing is 2–3 business days unless this product or your order confirmation states a different lead time. Custom-built, made-to-order, backorder, and pre-order items follow their stated lead times.

Enclosures and subwoofer boxes ship for $50 per unit. Other shipping charges are calculated at checkout. Orders outside the contiguous 48 United States may require additional shipping; we will contact you for approval before shipment.

Subwoofer boxes ship UPS Ground where available. Read our Shipping Policy and Return and Refund Policy for delivery, product-specific return windows, and warranty details.

Description

YOU'RE DOING SOMETHING RIGHT WHEN YOU HAVE IMPOSTERS

Upgrade your ride with the top-of-the-line Nathan AirChime K5 544K train horn kit. Experience the unmatched loudness and quality of the legendary Nathan AirChime K5LA train horn, the gold standard in train horns. With decades of proven durability and reliability, this 5-chime die-cast horn is still the most widely used train horn today on the railroads. Paired with our heavy-duty 544K onboard air system, this kit gives you the best train horn experience possible.

  • Legendary Sound: Experience the gold standard with the Nathan Airchime K5LA, boasting unmatched loudness and unparalleled quality in the world of train horns.
  • Railroad Authenticity: A genuine railroad-use train horn, the K5LA has decades of proven durability, making it the most popular choice for modern railroads.
  • Superior Power System: Equipped with a heavy-duty 1NM air compressor and an expansive 5-gallon air tank, ensuring consistent and powerful honks every time.
  • Extended Blast Duration: Enjoy a maximum honk time of 5-7 seconds, giving you ample time to make your presence felt.
  • Don't Compromise: With the perfect blend of tradition and modernity, this kit offers the apex of train horn experiences. Accept nothing less than the best.

IMPORTANT: Our Nathan AirChime train horns are sourced from retired locomotives and undergo extensive reconditioning. This process includes sandblasting, a new black powder coat finish, and replacing all internal components such as diffuser rings, diaphragms, and cushion rings. This ensures each horn performs like new and retains its authentic locomotive sound.

Forget regular car alarms - our Train Horn will give those car thieves a stain in their undies! With its ear-splitting volume and unmistakable tone, our train horn will stop any criminal in their tracks. Check out our video below to see for yourself how our Train Horn outperforms any other car alarm on the market. Protect your ride with this ultimate deterrent - the only alarm that’s sure to get your neighbors’ attention!

Part Number HK-K5-544K
Operating Pressure 150 PSI
Restart Pressure 110 PSI
Voltage 12-Volt DC
Horn Nathan AirChime K5LA (K5 low mount American tune)
Horn Material Cast Aluminum
Horn Length 19″ (482.6 mm)
Horn Width 29.75″ (755.65 mm)
Horn Height 9.25″ (234.95 mm)
Horn Weight 37 lb (16.78 Kg)
Horn Port ½″ NPT
Tank HornAir 5-gallon 8 port air tank
Tank Length 20.5″ (520.7 mm)
Tank Diameter 9.5″ (241.3 mm)
Tank Height 11.5″ (292.1 mm) (With Legs)
Tank Weight 20 lb (9.07 Kg)
Tank Ports x7 1/2" NPT, x1 3/4" NPT
Max Amperage 26 amps
Maximum Duty Cycle 33% @ 100 PSI
Compressor Length 9.0″ (228.6 mm)
Compressor Width 4.0″ (101.6 mm)
Compressor Height 7.05″ (179.07)
Compressor Weight 8.00 lb (3.63 Kg)
5.0 GALLON TANK FILL RATE
0 to 150 PSI 6 min. 45 sec. (± 10 sec.)
110 to 150 PSI 2 min. (± 05 sec.)
* Supply Voltage: 13.8 Volts

5-Gallon Air Tank Dimensional Drawing

Nathan AirChime K5LA 544K Train Horn Kit

  • Money-Back Guarantee/Refund Policy
    All merchandise unless otherwise indicated may be returned within 30 days from the shipment arrival date for a refund. A Returned Merchandise Authorization (RMA) number is required for all returns. A 15% restocking fee may apply. Additional deductions may be made to reflect the products current market value. These terms apply to all refunds. Most products are shipped with a refund/replacement guarantee period unless otherwise noted in the product listing. Customers must inform HornBlasters.com of any order discrepancy within 7 days from the invoice date so that we may investigate and resolve the situation accordingly.
  • Warranty
    The horn itself comes with a 5-year warranty, while the rest of the horn kit is covered by our 2-year manufacturer's defect warranty!
  • HornBlasters.com Satisfaction Guarantee
    HornBlasters.com offers our customers a 30-day satisfaction replacement or refund guarantee on all purchases, except when otherwise noted in the product listing.
  • Cross-Shipments
    HornBlasters.com will not cross-ship returned merchandise.
  • Physical Damage Policy
    Physical damage to any product purchased at HornBlasters.com will effectively void warranty coverage. Physical damage includes but is not limited to improper handling and/or any other type of damage sustained by irregular usage.

Fitment & installation

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