T and AT compressor
The T and AT compressor models have 1/6-, 1/5-, 1/4-, and 1/3-hp motors. All of these models use R-134a refrigerant or its equivalent replacement. The smaller sizes use a 38-oz oil charge, while the larger horsepower models use 32 oz. They have temperature ranges of −30 to 10°F (−34 to −12°C) and 20 to 55°F (−6.6 to 13°C).