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US Motors 8100 Replacement

The US Motors 8100 is a 1/3 HP, 1725 RPM single-phase belt-drive blower motor (NEMA 48 frame, open drip-proof). Below: the specs we verify before quoting, and what to check on your nameplate.

Verified specifications

Catalog number8100
Horsepower1/3 HP
Speed1725 RPM
Voltage115V, single-phase
FrameNEMA 48
EnclosureODP (open drip-proof)
Full-load amps6.4 A
Service factor1.35
BearingsBall
MountingResilient base
RotationReversible
Shaft1/2 in. dia. x 1.5 in. (5/8 in. shaft adapter and key packed with motor)
Thermal protectionAutomatic-reset thermal overload protector
InsulationClass B
DutyContinuous duty, air over

Nidec's split-phase belted fan and blower line: single-speed, 48-frame, resilient-base motors designed for belted fans and blowers. Open drip-proof, reversible rotation, with automatic-reset thermal overload protection.

No replacement available? We can rebuild it

If your 8100 is obsolete, has a long lead time, or is a custom build, our shop — Current Electric Motor Supply — repairs and rewinds motors up to 800 HP. Send the nameplate and we'll tell you honestly whether a rewind makes sense or a new replacement is the better move.

Confirming the right replacement

Before we quote, compare these fields on your failed motor's nameplate. If any of them differ, send us a photo of the nameplate and we'll match it exactly rather than guessing:

Other US Motors models

Need a US Motors 8100?

Send the nameplate off your failed unit. We'll confirm the match and quote the 8100 or a verified equivalent with availability and lead time.

Quote this motor