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Reliance Severe Duty AC Motors have set the standard for tough, efficient electric motor technology. Built extra tough (XT) to meet the most demanding industrial installations, the Reliance Severe Duty product line is the preferred motor choice to prevent reduced operation life due to contamination from dust and dirt.

RAPS-1459 661 XL Air-Cooled Heat Exchanger Motor
Petrochemical processing engineers often use the API-661 and IEEE-841 specifications to define the reliability they desire for their air-cooled heat exchanger drive motors. This tough application and these demanding specifications require a "systems" approach to power-train component selection. Reliance™ engineers have applied their extensive electro-mechanical expertise to this application and are pleased to introduce the Reliance 661XL Cir-Cooled Heat Exchanger Motor. The 661XL motor has all the premium mechanical and electrical features of our IEEE-841XL motor proven to provide long life in the severe environments common to refineries and chemical plants.
RAPS-573
RAPS-1190
841 XL Premium Efficient Motors
Reliance Electric's new 841XL severe-duty AC motors offer unmatched reliability, energy efficiency and performance. Designed and manufactured to meet or exceed IEEE 841 Standards, 841XL AC motors provide an extra tough, long-life solution for severe-duty applications.
Aggregate Industry AC Motors
Aggregate Industry AC Motors for general purpose conveyor applications are EPAct efficient and have all cast iron construction including conduit boxes and fan covers and also have special Aggregate Industry nameplates.

Reliance has more severe duty conveyor motors for aggregate use including crusher duty, screen and energy efficient motors.
RAPS-869 High Temperature Dry Kiln Duty Motors
The Reliance dry kiln motors is designed to withstand high temperature and high humidity environments. Dry kiln motors are used in the wood products industry and in any demanding applications that requires an open drip proof enclosure.
RAPS-796 Multi-Speed Cooling Tower Motors
Reliance multi-speed motors are designed to survive the extreme conditions inside the cooling tower. All major exterior components including the frame, end brackets, fan cover and conduit box are made of cast iron. The motor hardware and nameplate are corrosion resistant and the paint system is salt spray tested to provide long motor life.
RAPS-1853
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Torque Max (High Torque) Motors
The most dependable name in industrial motors now brings legendary Reliance design and engineering within the reach of every user needing higher than normal starting or stall torque. Reliance Torque Max motors are available in 5 to 350 horsepower from stock. This severe duty TEFC product utilizes all cast iron construction including cast iron conduit box and fan cover for maximum durability and long life in harsh environments.
RAPS-539 Vertical AC Motors
Duty Master Vertical AC motors are the perfect power mates for centrifugal pumps, sump pumps, turbine pumps, in-line process pumps, fans, aerators, mixers, autoclaves, cooling towers and similar applications in general industrial environments.
RAPS-1191 XEX Premium Efficient Extra Tough Motors
Reliance XEX motors are premium efficient extra tough motors that exceed EPAct efficiency levels. These motors were developed to last longer in severe atmospheres associated with Paper Making, Petrochemical Processing, Metals Conversion and other tough manufacturing environments. XEX motors run year after year in these demanding applications with minimum expensive downtime. Decades of dependable operation have made XEX the motor of choice for harsh environments of all kinds.