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CONDUCTOR'S SPECIAL 2OB2 TRAIN HORN KIT HK-S4-2OB2

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Product Description

FOR THOSE ABOUT TO HONK, WE SALUTE YOU. 

Our Conductor’s Special 2OB2 fast-fill train horn kit was designed for people who like to blast loud and often. We paired our insanely loud Shocker XL Train Horns with one of the fastest-filling onboard air systems available. This lets you to blast your horns nearly rapid-fire for 7 seconds at a time with only a 29 second recharge time!

The 2OB2 kit was designed for use with our Shocker XL train horns to bring you the full power and tone of an actual locomotive. Our horns are constructed from an ultra-durable fiberglass-reinforced ABS composite and our diaphragms are made from stainless steel. We also stand behind them with a lifetime warranty against manufacturer defects. Our Conductor’s Special 2OB2 train horn kit gives you one of the most reliable and easy to install train horns you can buy.

Sharing the spotlight for this kit is the speedy Air Zenith OB2 air compressor. While it may not have as long of a duty cycle as other compressors in its class, it is one of the fastest-filling compressors available, allowing you to recharge your tank in less than 30 seconds! Along with our water-resistant 2-gallon tank, this kit was designed to be fast and loud. The 2OB2 kit is also capable of being used for onboard air in case of a road emergency that requires you to inflate a tire or to use for air tools for example.

Please note: The 6 horn upgrade kit does NOT include the extension brackets to connect to our STDK bracket or Shocker XL horn mount.

  • High-efficiency & extremely loud
  • Stainless steel diaphragms won't 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: 6 seconds
  • It can be heard from miles away!

  • Part Number: HK-S4-2OB2
  • Horn: Shocker 4 Train Horn Kit
  • Material: High-Impact ABS
  • Horn Measurements
    № 1 19.50″ (495.30 mm) № 2 16.25″ (412.75 mm)
    № 3 14.75″ (374.65 mm) № 4 12.75″ (323.85 mm)
  • Flare: 5″ (127 mm)
  • Weight: 4.5 lb (2.04 Kg)
  • Fitting Size: ⅛″ M NPT
  • Tank: 2 gallon tank
  • Rated Pressure: 300 PSI
  • Burst Pressure: 800 PSI
  • Length: 17" (431.8 mm)
  • Diameter: 6" (152.4 mm)
  • Height: 7" (177.8 mm)
  • Weight: 10 lb (4.54 Kg)
  • Compressor: Air Zenith OB2 air compressor
  • Average Fill Time: 1 Min 10 Sec
  • Voltage: 12 volts DC
  • Air Flow: 4.25 CFM at Free Flow
  • Max Amperage: 35 amps
  • Maximum Duty Cycle: 100% @ 200 PSI
  • Maximum Working Pressure: 200 PSI
  • Compressor Length: 13.0″ (330.2 mm)
  • Compressor Width: 6.0″ (152.4 mm)
  • Compressor Height: 7.50″ (190.5 mm)

2-GALLON AIR TANK DIMENSIONAL DRAWING

PSI CFM A
0 4.25
0
10 4.25
25.5
20 4.25
28
30 4.25
29.2
40 3.22
30.5
50 3.13
31.8
60 3.13
32.9
70 2.95
33.2
80 2.87
34
90 2.66
34.4
100 2.47
34.9
110 2.36
35
120 2.21
35
130 2.08
35
140 1.97
34.9
150 1.83 34.9

* Supply Voltage: 13.8 Volts

2.0 GALLON TANK FILL RATE
0 to 150 PSI 1 min. 52 sec. (± 05 sec.)
110 to 150 PSI 29 sec. (± 03 sec.)

* Supply Voltage: 13.8 Volts