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The Viair 425C dual pack is a powerhouse of speed and reliability. With a duty cycle of 33% at 175 PSI and 50% at 100 PSI, these compressors can handle heavy loads and pump out air quickly. With a combined CFM of 4.88, the Viair 425C dual pack is the perfect choice for train horn or suspension systems that require a fast and responsive air source. Fill up a 2-gallon tank in 28 seconds or a 5-gallon tank in just 57 seconds!
Get the best of both worlds with the Viair 425C dual pack.
This compressor does come with the option to add our 40 Amp Dual Air Compressor Wiring Kit to it as well!
Note: Use thread sealant for proper installation. Thread tape is not recommended. Properly sealed, recommended torque for 1/8″ is 10 ~ 11 ft. lbs. Recommended torque for 1/4″ and 3/8″ is 12 ~ 15 ft. lbs.
| PSI | CFM | A | BAR | LPM | A |
|---|---|---|---|---|---|
| 0 | 4.80 | 40 | 0 | 136.0 | 40 |
| 10 | 4.63 | 43 | 1.0 | 125.0 | 45 |
| 20 | 4.42 | 47 | 2.0 | 118.0 | 48 |
| 30 | 4.15 | 48 | 3.0 | 111.0 | 53 |
| 40 | 3.93 | 52 | 4.0 | 100.0 | 55 |
| 50 | 3.70 | 54 | 5.0 | 95.0 | 56 |
| 60 | 3.53 | 55 | 6.0 | 84.0 | 57 |
| 70 | 3.35 | 56 | 7.0 | 80.0 | 57 |
| 80 | 3.18 | 57 | 8.0 | 72.0 | 57 |
| 90 | 2.98 | 57 | 9.0 | 69.0 | 56 |
| 100 | 2.83 | 57 | 10.0 | 59.0 | 55 |
| 110 | 2.68 | 58 | 11.0 | 55.0 | 53 |
| 120 | 2.55 | 57 | 12.0 | 49.0 | 51 |
| 130 | 2.44 | 56 | |||
| 140 | 2.27 | 55 | |||
| 150 | 2.10 | 54 | |||
| 160 | 1.95 | 53 | |||
| 170 | 1.80 | 52 | |||
| 175 | 1.74 | 51 |
* Supply Voltage: 13.8 Volts
| 2.0 GALLON TANK | FILL RATE |
|---|---|
| 0 to 175 PSI | 1 min. 10 sec. (± 05 sec.) |
| 140 to 175 PSI | 20 sec. (± 03 sec.) |
| 2.5 GALLON TANK | FILL RATE |
| 0 to 175 PSI | 1 min. 40 sec. (± 05 sec.) |
| 140 to 175 PSI | 28 sec. (± 03 sec.) |
| 5.0 GALLON TANK | FILL RATE |
| 0 to 175 PSI | 3 min. 06 sec. (± 10 sec.) |
| 140 to 175 PSI | 57 sec. (± 05 sec.) |
* Supply Voltage: 13.8 Volts
| Part Number | DC-425L / DC-425K |
| Manufacturers Part Number | 42513 / 42548 |
| Voltage | 12 Volts DC |
| Max Amperage | 60 amps |
| Maximum Duty Cycle | 50% @ 100 PSI |
| Maximum Pressure | 175 PSI |
| Max Tank Size | 10 Gallons |
| CFM @ 0 PSI | 4.80 CFM |
| Compressor Length | 9.25″ (234.95 mm) |
| Compressor Width | 4.14″ (105.15 mm) |
| Compressor Height | 6.59″ (167.38 mm) |
| Weight | 22.10 lb (10.02 Kg) |
This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
If you’re new to horns or horn kits, our First-Time Buyer’s Guide is a great place to learn what to expect, how to install your kit, and how to choose the right setup. Our Install Gallery is also a great resource for getting inspiration for your application.
