Conductors Special 127H Train Horn Kit

In stock

Compact, But 2 Miles Loud!

Conductor?ÇÕs Special 127H Train Horn Kit

  • Features
  • High-efficiency & Extremely Loud
  • Stainless Steel Diaphragms Won?ÇÕt Rust!
  • All Inclusive, Manifold-less Design For Flexible Installation
  • Heavy Duty Compressor For Faster Fills!
  • Max Honk Time: 5 to 7 Seconds

Conductors Special 127H Train Horn Kit

Short on space? We have the best solution! This train horn kit features the compact HornBlasters 127H 120 PSI High Flow Air Source Kit. The air source kit takes up about a half a cubic foot of space and matched with our HornBlasters Shocker horns, you are getting one of the most compact horn systems on the market.

Just because you are getting a compact horn system doesn?ÇÕt mean you have to sacrifice sound or product quality. The HornBlasters Shocker horns are made with a fiberglass reinforced ABS plastic and all stainless steel internals to conquer anything that you may throw at these horns. The HornBlasters 127H Air Source Kit is made with the highest quality materials and gives you an astounding 1.5 gallons of air at 120 PSI.


  • High-efficiency & Extremely Loud
  • Stainless Steel Diaphragms Wont Rust!
  • Manifold-less Design For Flexible Installation
  • All-inclusive Train Air Horn Solution!
  • Heavy Duty Compressor For Faster Fills!
  • All Standard Mounting Hardware
  • Max Honk Time: 5 to 7 Seconds
  • Can be heard from almost 2 Miles away!

Kit Includes

  • Shocker S4 Train Horns
  • DOT Rated 1.5 Gallon Air Tank
  • HornBlasters 275C Compressor
  • HornBlasters 90?üã120 PSI Pressure Switch
  • Dual Filter Intake Assembly
  • Air Filter Cartridges
  • 10 ft of 5?üã16 in D.O.T. Approved Airline
  • 17 ft of ?? in D.O.T. Approved Airline
  • 17 ft of 10ga & 18ga Gauge Power Wire
  • ?? in NPT Electric Solenoid Valve
  • Brass NPT Fittings Kit Including Safety Valve and Blowoff
  • Wiring & Plumbing Kit
  • Mounting Hardware
  • Detailed Instructions
  • Earplugs

Product Notes

  • Use this product in a safe and responsible manner, at a distance of at aleast 100 feet from others.
  • Proper Hearing protection must be worn when using this airhorn. Hearing loss or permanent damage may result from unsafe use.
  • Never operate this product in a closed environment or close to pedestrians or others.
  • It is the consumer's responsibility to comply with local noise ordinances and D.O.T. sound level laws.

More Information
SKU HK-S4-127H
Diesel Engine N/A
OEM Make N/A
OEM Model N/A
Specific Year N/A
Brand HornBlasters
Package SKU No
Transmission No
Drive N/A
Instructions Included in Box

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Exclusive Freedom Diesel Performance Discounts

Save $45 On Any Order Over $699 w/ Coupon Code SAVE45QUICK


All of our packages include multiple related items at a special package discount. Our packages are designed to make your life easier, usually including all the parts you need to achieve a specific modification.

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We want to make sure you get the best deal possible on your parts. We do our best to ensure we have the best prices in the industy, however, if you find an item cheaper, let us know and we will happily match or beat the price.

Discounts For Shops & Dealers

If you are an installation shop or dealer, give us a call or email for details on our dealer program. We are able to discount most items for shops.

Phone: 855-432-4733 9 AM - 6 PM EST Monday - Friday

We Strive For Extremely Quick Shipping.

Whether you need a part to fix a downed truck, a performance part to get the edge on your competitors on race day, or just something to improve the look or functionality of your vehicle; freedom diesel performance you covered!

We understand the only reason you are purchasing a part, is because you really need it or really want it. We do everything in our power to ensure you get the purchased item as soon as possible.

*** Orders placed before 2 PM Est - Usually ship the same day. ***

Estimated Delivery Times:

- Tuners / Programmers by themselves - 2 to 3 Business Days

- Performance / Race Packages - 2 to 5 Business Days

- General Diesel Performance Parts - 2 to 5 Business Days 

- Lighting, Accessories, Etc - 2 to 7 Business Days 

(Alaska / Hawaii Add 3 Business Days)

Easy Return / Exchange Process

If for some reason, you order the incorrect product, or do not need the product prior to using it, we will accept it back as a return for refund or exchange up to 30 days from delivery. Must be in new, un-used condition with original packaging.

Due to credit card processing fees, shipping, and wear and tear to the packaging often occuring during shipping, returns may be subject to a 20% restocking fee.

If you need to setup a return or exchange, please contact us for an RMA#

Warranty Process

If the product you receive is damaged or defective, please contact us immediately for assistance. In most cases, we can send you a return label and fix the problem very quickly.