
Hoover 440007314 Main Motor
SKU: HOO-440007314
Bring your Hoover WindTunnel upright vacuum back to life with this high-performance replacement main motor. Built to match original specifications, this Ametek Lamb 5.1-inch single-stage thru-flow motor (Part #122078-00 / 440007314) delivers strong, consistent suction to restore your vacuum’s cleaning power.
Designed for reliable airflow and long-lasting performance, this direct-fit motor is an ideal solution for replacing a worn or failed unit—helping you maintain deep-cleaning results on carpets and hard floors alike.
Key Specifications
- Voltage: 120V, 50/60Hz
- Motor Size: 5.1-inch diameter
- Design: Single-stage thru-flow
- Manufacturer Part Number: 122078-00
- Hoover Part Number: 440007314 (H-440007314)
- Replaces Part Number: 119720-00 (includes stamp steel bracket with hub adaptor, ground lead, line lead: 3B was 4B)
Compatible Models
- Hoover WindTunnel C1701
- Hoover WindTunnel C1703
- Hoover WindTunnel C1705
- Royal CR50005
Important Installation Note
This motor does not include the outer motor casing. Your existing motor housing must be reused by transferring it from the original motor to the new one. No additional casing is needed if your current housing is intact.
Don’t let a weak or non-working motor slow you down—this dependable replacement restores powerful suction quickly and cost-effectively, so your vacuum performs like new again.








