Grainger is an online distributor of Marathon Electric brand general purpose continuous duty motors. Specs for these continuous duty electric motors include 1/3 - 5 HP, 1725 RPM, 208-230/460 volts, three phase, and TEFC (totally enclosed fan cooled).

Baldor are manufacturers of a variety of continuous duty AC and DC electric motors. Baldor DC power motors offer continuous duty and come in a horsepower range of 0.33 to 1.50 HP. Their definite purpose AC motor offers continuous duty for hydraulic pump applications. They also offer a supper efficiency motor.

Hansen offers DC electric geared brush motors with continuous duty available over a speed range of 8:1. These permanent magnet motors are available in five mounting configurations and a wide range of gear ratios. All are life rated at 1000 hours continuous duty with various load torques.

WEG offers continuous duty motors in single and three phase, NEMA 48 & 56 ODP, NEMA 56 TEFC, and NEMA 56 frames, and in resilient base, resilient base split phase, split phase, start capacitor, and other configurations.

RAE Corp. are providers of continuous duty permanent magnet DC motors. Their M1500 Series are compact and feature 1/60 hp up to 1/12 hp, and speeds up to 5000 rpm. The M1600 Series of continuous duty motors provides higher torque ratings than the M1500 Series without a dramatic increase in overall length and diameter.

Horner Electric offers their Black Max and Blue Max lines of vector duty constant torque motors. All provide continuous duty at 40 C ambient. Types include totally enclosed non-ventilated C-face with rigid base, and explosion proof Class 1 Groups C & D and Class II Groups F & G. Continuous duty motors are available in 1000:1 or 2000:1 torques.

Joliet's C75YZB Series continuous duty wound drilling motors deliver 1085 HP at 750 VDC, 1150 Amperes, 965 RPM. Their C75YZE Series continuous duty shunt wound drilling motors deliver 1130 HP at 750 VDC, 1185 Amperes, 1040 RPM. Reconditioned high torque drilling motors are also available.

Koffler are distributors of Leeson Speedmaster inverter/vector duty TENV/TEBC continuous duty motors. HP ratings range from 1 to 350, RPM at 60 Hz range from 1725 to 1785, voltages of 230/460 V or 460 V are available, FL amps at 230 V range from 3 to 385, many different NEMA frames are available.

MET Motors are manufacturers of PMDC continuous duty motors for OEM's. Features include 12 V or 24 V, an RPM range of 300 to 5000, HP range of 0.14 to 0.80, and amp ratings from 12 to 78.

Electric Motor Center are distributors of Baldor's HyCore continuous duty linear motors. These are high speed, high force, closed loop brushless linear servo motors effective in applications requiring long stroke or high continuous duty.

Siemens are manufacturers of AC continuous duty motors. Totally enclosed inverter duty motors are rated for continuous operation at 40 C ambient up to 3300 feet above sea level. They are manufactured for severe and hazardous duty. Three models are available with constant torques of 10:1/6, 10:1, and 1000:1.

Oriental Motor offers the AR Series closed loop step motors designed for continuous duty at high duty cycles. Types include round shaft (basic model), TH geared (low gear ratios), PN geared (high speed), and HG geared (high gear ratios).

TDI offers continuous duty motors and generators from Westinghouse and US Electric. The US Electric E-2195 is a 15 HP, 366AT frame, 230 volt DC, stab shunt, 1750 RPM, TEFC continuous duty DC motor. The Westinghouse is a 2000 KW, 514 RPM, 700 V, continuous duty DC generator.

Taurus Electric Motors offers continuous duty motors in 48 and 56 frame sizes, designed for heavy starting loads. Types available include ODP single and three phase, and TEFC single and three phase. Applications for these continuous duty motors include pumps, AC equipment, farm equipment, conveyors, gear reducers, compressors, packaging equipment, and fans and blowers.