40 HP Electric Motors (40 Horsepower Industrial Motors)
40 HP electric motors deliver reliable power and torque for industrial, agricultural, and manufacturing operations that require consistent performance under load.
These 40 horsepower motors are engineered for longevity, high efficiency, and mechanical durability, making them a trusted choice for pumps, compressors, conveyors, and blowers.
Available in ODP, TEFC, and Explosion-Proof (TEXP) enclosures, each 40 HP motor is designed for continuous duty, offering dependable operation across a wide range of demanding environments.
What Does a 40 HP Motor Offer?
A 40 horsepower motor delivers roughly 29.8 kilowatts of output power — a versatile range for medium-to-heavy-duty equipment.
Typical NEMA frame sizes 324T–326T allow compatibility with standard mounts and drive systems.
✅ Key characteristics:
High torque for industrial mechanical drives
Available in 1800 or 3600 RPM speeds
Voltage options for 230/460V or 575V 3-phase systems
Enclosure types for any environment (ODP, TEFC, TEXP)
Premium-efficiency designs meeting NEMA Premium® standards
Enclosure Options — ODP, TEFC & TEXP
Your environment determines the ideal enclosure type for your 40 HP motor.
Enclosure
Description
Ideal Environment
ODP (Open Drip Proof)
Open ventilation for maximum airflow and cooling.
Clean, dry, indoor settings.
TEFC (Totally Enclosed Fan Cooled)
Sealed frame with external fan to block dust and moisture.
Industrial or outdoor applications.
TEXP (Explosion Proof)
Flame-tight enclosure for hazardous or classified locations.
Oil & gas, chemical, grain processing.
All enclosures are available in cast-iron, stainless, or steel frames and compatible with NEMA 324T–326T mounts.
40 HP Motor Specifications
Specification Typical Range / Option
Horsepower 40 HP
Frame Size 324T–326T
Speed (RPM) 1800 / 3600
Voltage Options 230/460V or 575V 3-Phase
Frequency 60 Hz
Service Factor 1.15 (Standard)
Efficiency Premium Efficiency
Enclosure Types ODP, TEFC, TEXP
Mounting Foot, C-Face, D-Flange, Vertical
Frame Material Cast Iron, Stainless Steel, Fabricated Steel
Built to NEMA and CSA/UL standards, these motors offer consistent performance in both general and classified service applications.
Common Applications for 40 HP Motors
A 40 HP motor delivers the power needed for industrial machinery requiring durable mid-range drive systems.
Typical uses include:
Centrifugal pumps and compressors
Conveyors and crushers
Fans and blowers
Industrial mixers and agitators
Grain handling equipment
Manufacturing lines and press drives
Its horsepower-to-efficiency ratio makes the 40 HP class a common plant-standard for continuous process operations.
Frame Materials and Construction
Cast Iron Frames – Excellent strength and vibration resistance for heavy-duty industrial use.
Stainless Steel Frames – Corrosion-resistant for washdown and food-grade applications.
Fabricated Steel Frames – Lightweight and customizable for OEM integration.
Each motor is precision-machined, balanced, and tested for alignment and thermal efficiency.
Mounting and Voltage Options
Mounting Styles:
Foot Mount (Base Mount)
C-Face Mount
D-Flange Mount
Vertical Mount
Footless Rigid Base
Voltage Options:
208V, 230V, 460V, 575V (3-Phase)
Dual-rated 230/460V models available
Single-phase 40 HP configurations on request
All motors are compatible with soft-starters and variable frequency drives (VFDs).
Request a Quote or Spec Sheet
Need a 40 HP motor for your plant or OEM project?
Our team can help identify the ideal enclosure, voltage, and mounting configuration for your requirements.
Request a Quote or Request Spec Sheet for availability, pricing, and lead times on 30 HP electric motors from Brook Crompton, US Electric, and Worldwide Electric.
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