Dewalt Air Compressor D55146: A Comprehensive Review
The Dewalt Air Compressor D55146 is a high-performance air compressor designed for heavy-duty applications. As one of the top brands in the power tool industry, Dewalt has a reputation for producing reliable and efficient equipment. In this review, we'll take a closer look at the features, specifications, and performance of the D55146.
Key Features and Specifications
The D55146 is a gas-powered air compressor with a maximum pressure of 150 PSI. It features a 155cc engine and a durable steel tank with a capacity of 135 gallons. The compressor has a dual-stage pump, which provides faster recovery times and increased airflow. It also comes with a 50-foot hose and a high-flow regulator for reliable performance.
Performance and Capabilities
The D55146 is designed to handle demanding tasks such as framing, roofing, and finish work. It delivers a maximum airflow of 10.2 CFM at 90 PSI, making it suitable for a wide range of applications. The compressor's high-pressure switch prevents overheating and protects the engine from damage. Additionally, the unit has a low-oil shutdown feature, which ensures safe operation.

Tank and Oil Capacity
The D55146's steel tank is designed for durability and resistance to corrosion. The tank has a capacity of 135 gallons, providing ample air storage for extended periods of operation. The unit also has a 20-ounce oil capacity, which helps to keep the engine lubricated and running smoothly.
Weight and Dimensions
The D55146 is a relatively heavy compressor, weighing in at 244 pounds. However, its compact design and sturdy construction make it easy to maneuver and store. The unit measures 25 x 25 x 25 inches, making it a good fit for most workspaces.
Power and Noise Level
The D55146 is powered by a 155cc engine, which provides sufficient power for demanding tasks. However, the unit's noise level is a bit higher than some other compressors on the market. It has a sound level of 105 dB, which can be a concern for users working in noise-sensitive environments.

Additional Features and Accessories
The D55146 comes with a range of accessories and features that enhance its performance and usability. These include a 50-foot hose, a high-flow regulator, and a pressure gauge. The unit also has a built-in safety valve and a low-oil shutdown feature for added protection.
Warranty and Support
Dewalt offers a comprehensive warranty on the D55146, including a 3-year limited warranty and a 1-year free service agreement. The company also provides dedicated customer support and a network of authorized service centers for repairs and maintenance.
Conclusion (Not Included in Guidelines)
The Dewalt Air Compressor D55146 is a high-performance air compressor designed for demanding applications. Its durable construction, reliable performance, and comprehensive features make it a solid choice for professionals and serious DIYers. However, its higher noise level and weight may be a concern for some users.