Industrial replacement referenceSource-backed records · No compatibility guesswork

WEG three-phase general-purpose · A-41

40009ET3G588/9-W22

Exact TEFC foot-mount motor record from WEG's 2026 US100 standard product catalog.

Power400 hp / 300 kWSpeed900 rpmFrame588/9Voltage460 VOfficial source ↗

Published motor data

Electrical and mechanical record

US100 - 2026
Service factor
1
Full-load current
498 A
Full-load efficiency
95.7%
C dimension
69.381 in
Approx. shipping weight
3308 lb
Multiplier symbol
N1
Catalog notes
1,43
Published row text
900 588/9 40009ET3G588/9-W22 $66,123 N1 3308 1.00 498 95.7 69.381 460 1,43

Verification boundary

What still needs to match

Do not infer interchange
Mechanical interfaceConfirm exact NEMA frame suffix, shaft dimensions, foot pattern, orientation, envelope, and driven-equipment clearance.
Electrical supplyVerify voltage, frequency, phase, full-load current, starting method, protection, and available fault/current characteristics.
Duty and controlsCheck service factor, efficiency class, starts per hour, thermal duty, VFD requirements, and speed range.
EnvironmentConfirm TEFC suitability, ambient temperature, altitude, washdown/corrosion/hazardous-location needs, and current WEG documentation.

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