www.thedriller.com/articles/87064-compact-compressor
Compact Compressor
October 2, 2007

The model 4T-276-41B/1000 is the smallest and lowest-flow compressor in the Hurricane Compressors booster lineup. This unit is designed for moderately sized rotary air drilling, pipeline testing and similar intensity applications. Standard features include a 24-volt DC starting and operating system, and a full-function instrument panel for monitoring all pressures, temperatures and controls.
Hurricane Compressors, Card No. 185