Kleinn HK5 is the Model HK5: Universal "Mini Beast" Dual ABS Train Horn System | 150 PSI. Match the exact manufacturer part number, configuration, voltage, pressure, dimensions, connections, included components, and vehicle application before ordering.
Key Features
- The Mini Beast™ (220) Dual Train Horns: High-impact ABS plastic trumpets and Heavy-duty Zinc Alloy Driver, these horns are designed for a loud, authentic locomotive sound with maximum durability and a lightweight design.
- Industry-Leading Submersible Waterproof Compressor: Drive with total confidence through river crossings or monsoons by drawing air from inside the vehicle using the snorkel kit provided with the compressor.
- Maximum Output: Consistent 150 PSI pressure and 1.76 CFM flow rate make this kit perfect for high-impact, loud, and authoritative horn performance (50% duty-cycle).
- Space-Saving Design: Optimized footprint designed for easy mounting in almost any vehicle application.
- Advanced Corrosion Resistance: This 1.5-gallon air tank is treated with an internal anti-corrosion coating, preventing internal rust and ensuring a clean, moisture-free air supply for your accessories.
Fitment
| Fitment Status | Universal only by exact specifications |
|---|---|
| Required Verification | Voltage, pressure, flow, duty cycle, dimensions, ports, air-line size, wiring, mounting, and companion components |
Specifications
| Brand | Kleinn Air Horns |
|---|---|
| Manufacturer Part Number | HK5 |
| Product Type | Air Horn Kits |
| Fitment Type | Universal |
| Condition | New |
| GTIN | 854508003779 |
| Part Number | Model (220) “Mini Beast” |
| Number of Horns | 2 Horns (Individual Mount) |
| Warranty | 1-Year Warranty |
| Construction | Composite ABS Trumpets, Zinc Alloy Base |
| 12-Volt Solenoid (Chrome) | P/N- 307 Vortex 4 Horn Activation Solenoid |
| Min / Max Pressure | 140 - 160 PSI |
| Output (dB) @ 150 PSI | 151.8 dB |
| Dimensions (Small Horn) | 11.5” L x 5” W x 5” H |
| Dimensions (Large Horn) | 16.25” L x 6.25” W x 6.25” H |
| Minimum Tank Size | 1.5-Gallon |
| Airline Input Size | ¼” OD Airline |
| Part Number | Model 6275RC |
What's Included
- (Model 220) "Mini Beast" Train Horns: Dual high-impact ABS plastic individual mount horns for versatile mounting with the Kleinn style locomotive blast.
- (6275RC) Waterproof Air Compressor: 50% Duty Cycle — 150 PSI fully sealed unit engineered to thrive in harsh under-truck environments.
- (6275RT) 1.5-Gallon Air Tank: Features an internal anti-corrosion coating for superior rust resistance and long-term reliability.
- (2151) Pressure Switch: Automated air management (100 PSI on / 150 PSI off). Use with 52175 safety-valve.
- (FIT56) Fitting Pack: Includes drain valve, safety blow-off valve, and outlet air fitting.
- Installation Essentials: Horn button, thread sealant, 12 ft of 1/4" air tubing for horns, 12 ft of 3/8" airline for compressor intake, and all hardware.
About Kleinn Air Horns
Kleinn develops vehicle-specific and universal train horns, air horns, onboard-air systems, compressors, tanks, valves, controls, and remote-start systems. Every pressure, electrical, dimensional, and vehicle requirement remains exact-part specific.
Related Kleinn Air Horns Products
- Shop all Kleinn Air Horns products
- Kleinn Dual Black Horn Kit w/ 120 PSI Air Compressor / 0.5 gal Air Tank
- Kleinn Dual Chrome Horn Kit w/ 120 PSI Air Compressor / 0.5 gal Air Tank
- Kleinn Spare Tire Kit w/ Black Triple Horns/ 150 PSI Waterproof Air Compressor / 3.0 gal Air Tank
Frequently Asked Questions
What must match before installing Kleinn HK5?
Confirm voltage, pressure, flow, duty cycle, port and air-line sizes, dimensions, mounting orientation, wiring load, and compatibility with every connected component.
What air system is required for Kleinn HK5?
Match the horn's required pressure, airflow, valve, tubing size, compressor duty cycle, and tank capacity. A compressor or tank is included only when the exact listing states it.
Where can Kleinn HK5 be mounted?
Use a rigid protected location with adequate clearance, drainage, airflow, and safe routing for wiring and air line. Keep every component away from heat, moving parts, road impact, and water exposure beyond its rating.
Installation Instructions
Confirm Kleinn part number HK5 and the complete application before beginning. Mount every component in the specified orientation, use correctly sized fused wiring and protected grounds, route air line away from heat and moving parts, seal only the approved threads, leak-test the system, verify cut-in and cut-out pressure, and confirm safe operation before driving.



