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  3. BRAUCHEN AUTOPARTS BR108120AU01

BRAUCHEN-AUTOPARTS BR108120AU01 Trumpet Train Sound Air Horn 0.8GAL 150PSI 12V Kit Pressure Gauge

Br108120au01 Brauchen-autoparts 0.8gal 150psi 12v 4 Trumpet Train Sound Air Horn Full System Kit Pressure Gauge

( Brand: Brauchen-autoparts ), ( Manufacturer Part Number: BR108120AU01 ), ( Type: Horn ), ( Horn Type: Electric, Train ), ( Features: Quick Release, Train Horn Kit ), ( Material: Steel ), ( Color: Black ), ( Placement On Vehicle: Left, Right, Front, Upper, Lower ), ( Fitment Type: Direct Replacement ), ( Mounting Hardware Included: Yes ), ( Manufacturer Warranty: 1 Year ), ( Custom Bundle: No ), ( Surface Finish: Chrome ), ( Db Output: 135 Db ), ( Max Pressure: 150psi ), ( Tank Capacity: 3l 0.8gal ), ( Pressure Switch Settings: 110 Psi On, 140 Psi Off ), ( Trumpets Size: 6.5/9.06/11.61/13.78 3.54 ), ( Tank Compressor Size: 15.35x5.51x7.09 ), ( Kit Or Single Part: Kit ), ( Voltage: 12v /24v Dc )

Review BRAUCHEN AUTOPARTS 0.8gal 150psi 12v Trumpet Train Sound Air Horn Full System Kit Pressure Gauge

The **BR108120AU01 0.8-Gallon 150PSI 12V Trumpet Train Sound Air Horn Kit with Pressure Gauge** from Brauchen Autoparts is a premium, high-performance accessory designed to elevate the auditory experience of model train enthusiasts and hobbyists seeking authentic, dynamic sound effects. This meticulously engineered kit delivers a powerful, realistic trumpet-style air horn that mimics the deep, resonant tones of a classic steam locomotive, instantly transforming static model trains into lifelike, immersive scenes. The core of this system is its robust **0.8-gallon air reservoir**, which ensures a consistent and sustained output of compressed air, allowing for prolonged, uninterrupted blasts without frequent refills or pressure drops. This capacity is ideal for both short bursts of sound, such as passing trains, and extended sequences, like prolonged station announcements or emergency alerts, making it versatile for a wide range of layouts and scenarios.

At the heart of the kit lies the **150PSI pressure regulator**, a critical component that guarantees precise control over the air horn s performance. This regulator maintains optimal pressure levels, preventing overinflation that could damage the system while ensuring the air horn produces its full, rich tonal quality with every activation. The included **12V DC power supply** integrates seamlessly with most model train control systems, offering compatibility with a variety of setups, from basic DC layouts to advanced digital command control (DCC) systems. The **pressure gauge** attached to the reservoir provides real-time feedback, allowing users to monitor air levels effortlessly and refill the system as needed, ensuring reliability and longevity.

The **trumpet-style air horn** itself is crafted with attention to detail, featuring a durable, corrosion-resistant design that produces a deep, melodic "toot-toot" sound reminiscent of vintage steam engines. The horn s construction ensures clarity and projection, filling even large model train rooms with a crisp, authentic auditory experience. Installation is straightforward, thanks to the kit s comprehensive components, which include all necessary hoses, fittings, and mounting hardware. Whether mounted near the locomotive, integrated into a station, or strategically placed along a track to simulate distant trains, this air horn kit adds a layer of realism that brings model railroading to life. Perfect for both beginners looking to enhance their layouts and seasoned hobbyists seeking to refine their soundscapes, the **BR108120AU01** is a standout investment for anyone who values authenticity and performance in their model train world.

### **Pros and Cons of buying a Brauchen Autoparts BR108120AU01 0.8-Gallon 150PSI 12V Trumpet Train Sound Air Horn Kit with Pressure Gauge**

#### **Pros:**

1. **High-Quality Sound** The trumpet-style air horn produces a loud, clear, and attention-grabbing sound, ideal for vehicles, boats, or industrial applications where visibility is limited.

2. **Durable Construction** Made with materials designed to withstand frequent use, reducing the risk of premature wear or failure, especially in outdoor or rugged environments.

3. **Adjustable Pressure Gauge** The included pressure gauge allows for precise control over air pressure (up to 150PSI), ensuring optimal performance and preventing overpressure that could damage the horn or compressor.

4. **12V Compatibility** Works seamlessly with most vehicle electrical systems, making it a convenient addition for cars, trucks, RVs, or boats without requiring additional power sources.

5. **Compact and Efficient** The 0.8-gallon air tank is relatively small yet sufficient for continuous use, balancing space efficiency with performance.

6. **Versatile Applications** Suitable for a wide range of uses, including emergency vehicles, construction sites, marine vessels, or even as a novelty feature for personal vehicles.

7. **Easy Installation** Designed for straightforward mounting and wiring, reducing installation time and complexity for DIY enthusiasts or professionals.

8. **Brand Reputation** Brauchen Autoparts is a well-known manufacturer of automotive accessories, suggesting reliability and after-sales support availability.

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#### **Cons:**

1. **Noise Level Concerns** While the sound is effective for alerts, it may be too loud for residential areas or in situations where excessive noise is undesirable (e.g., late-night use in neighborhoods).

2. **Potential for False Triggers** If not properly secured, vibrations from the vehicle or external impacts could accidentally activate the horn, leading to unintended noise.

3. **Dependence on Air Supply** Requires a functional 12V power source and a steady air supply; failure in either could result in the horn not working when needed.

4. **Limited Customization** The sound is fixed (trumpet-style), so users cannot change the tone or pitch to suit specific preferences or applications.

5. **Pressure Gauge Maintenance** Over time, the gauge may require calibration or replacement, adding minor upkeep to the system.

6. **Cost Relative to Simplicity** For basic air horns, this kit may be slightly more expensive than simpler models, though the added features (like the gauge) justify the price for serious users.

7. **Installation Skill Required** While straightforward, improper wiring or mounting could lead to electrical or air leakage issues, potentially voiding warranties if not done correctly.

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### **Conclusion**

The **Brauchen Autoparts BR108120AU01 0.8-Gallon 150PSI 12V Trumpet Train Sound Air Horn Kit with Pressure Gauge** is a well-rounded product that excels in durability, sound quality, and versatility. It is particularly well-suited for users who prioritize reliability, precise pressure control, and loud, clear alerts in demanding environments. However, its loudness and potential for unintended activation may not be ideal for all settings, and users should ensure proper installation to avoid issues.

For those needing a high-performance air horn for vehicles, boats, or industrial use, this kit is a strong recommendation due to its balance of quality and functionality. If budget or noise sensitivity is a concern, a simpler or quieter alternative might be preferable.

### **Recommendation:** **Buy this kit if:**

- You need a loud, reliable air horn for vehicles, boats, or construction sites.

- You want precise pressure control for optimal performance.

- You prioritize durability and brand reputation.

**Avoid this kit if:**

- You require a quieter or more customizable sound.

- You plan to use it in noise-sensitive areas without restrictions.

- You lack basic tools or experience for proper installation.

Details:

DB output: 150. The positive and negative poles of the power supply are respectively connected with two wires on solenoid valve no or points The air tap valve is to gas source vehicle make sure no leak. Color may vary slightly due to the color setting of each individual monitor. All dimensions are measured by hand, there may be small deviations.

On-board Air System. Durable Portable Maintenance free. Sound Type: Train. Thermal Protection: Yes.

Color: Black. Maximum Pressure: 150 PSI. Material:Chrome Plated ZINC Trumpets Non-Rusting. Air Horn: Quadruple Trumpet.

Pressure Switch Settings: 100 PSI on, 140 off. Simple Installation operation. New List Item. Fits on most car and vehicle.

Kit Includes. Power: 12 volts . Then tightly screw up it with the connector of compressor and horn. Specifications.

Maintenance Free: Yes. Newer condenser designs are very hard, and sometime it would be impossible to do flush, In those cases is suggested that if the compressor has a major failure should replaced.

part #: br108120au01 price

  • $117.55

specifications steeringwheelsiiz:

  • brand: Brauchen-autoparts
  • mpn: Br108120au01
  • type: Horn
  • horn type: Electric, Train
  • features: Quick Release, Train Horn Kit
  • material: Steel
  • color: Black
  • placement on vehicle: Left, Right, Front, Upper, Lower
  • fitment type: Direct Replacement
  • mounting hardware included: Yes
  • manufacturer warranty: 1 Year
  • custom bundle: No
  • surface finish: Chrome
  • db output: 135 Db
  • max pressure: 150psi
  • tank capacity: 3l 0.8gal
  • pressure switch settings: 110 Psi On, 140 Psi Off
  • trumpets size: 6.5/9.06/11.61/13.78 3.54
  • tank compressor size: 15.35x5.51x7.09
  • kit or single part: Kit
  • voltage: 12v /24v Dc

shipping steeringwheelsiiz:

  • type: Fixed
  • transit: 3-8 Days
  • service: FedEx Ground Economy
  • carrier: FedEx
  • cost: $0.00
  • class: Economy

general steeringwheelsiiz:

  • condition: New
  • Car Truck Parts Accessories > Interior Parts Accessories > Steering Wheels Horn Buttons

seller steeringwheelsiiz:

  • rating: 98.9%
  • # reviews: 2649
  • city: Ontario, California

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offer steeringwheelsiiz:

  • options: Ship-to-home
  • best offers: True
  • sold: 0
  • availability: In Stock
  • quantity: 10
  • started: April 20, 2026
type: horn, horn type: electric, train, features: quick release, train horn kit, placement on vehicle: left, right, front, upper, lower, fitment type: direct replacement, mounting hardware included: yes, manufacturer warranty: 1 year, custom bundle: no, surface finish: chrome, db output: 135 db, max pressure: 150psi, tank capacity: 3l 0.8gal, pressure switch settings: 110 psi on, 140 psi off, trumpets size: 6.5/9.06/11.61/13.78 3.54, tank compressor size: 15.35x5.51x7.09, kit or single part: kit, voltage: 12v /24v dc,
category: auto parts > car truck parts accessories > interior parts accessories > steering wheels horn buttons, color: black, material: steel, sku: 30121746306971813,
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1 offer $117.55 USD
  • New. Offer #1 priced at $117.55 + $0.00 shipping estimate = $117.55* total. Specifications: Air Horn: Quadruple Trumpet Sound Type :Train Power :12 Volts Material:Chrome Plated ZINC Trumpets(Non-Rusting) On-board Air System: Color :Black Power :12 Volts DB output: 150 DB Maximum Pressure :150 PSI Pressure Switch Settings: 100 PSI on, 140 PSI off Tank Capacity :4 liters (1 US gal) Maintenance Free :Yes Thermal Protection: Yes Features:.FREE SHIPPING

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