# Parker K044100-8Y2 Frameless Kit Motor

![Parker K044100-8Y2 Frameless Kit Motor](https://parts.trymaglev.com/img/mo-parker-k044100-8y2.webp)

44 mm Parker K series frameless kit (1 in stack, winding 8Y, integral Hall commutation); long-running US benchmark for servo joints.

- Maglev ID: mo-parker-k044100-8y2
- Brand: Parker
- MPN: K044100-8Y2
- Category: motors / Frameless BLDC Torque Motors
- Origin: US (maker HQ, factory not confirmed)
- Maker: Parker Hannifin (brand, US)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 8501.31.40.00 (typical)
- MOQ: unknown · Lead time: unknown
- Confidence: VERIFIED

## Price
- No public price. Request a quote via POST /api/rfq or the order pad.

## Specifications
- Peak torque: 0.72 Nm
- Continuous torque: 0.36 Nm continuous stall (rated torque 0.29 Nm)
- Outer diameter: 44.4 mm stator OD (min tolerance)
- Axial length: 25.4 mm lamination stack; end turns up to 7.9 mm (dim. E) add to overall length
- Voltage: 340 VDC bus (240 VAC) rating basis
- Mass: 0.22 kg (reference)
- Rotor ID: 13.95 mm (min)
- Torque constant: 0.11 Nm/Arms (winding 8Y, sine)
- Continuous stall current: 3.19 Arms
- Resistance: 2.4 ohm (line-line)
- Max mechanical speed: 10000 rpm
- Rated output power: 539 W
- Rotor poles: 6

## Links
- Product: https://www.micromech.co.uk/product/k-series-frameless-low-voltage-servo-motor-parker/
- Datasheet: https://s3.amazonaws.com/www.motionusa.com/bayside/2025/2025_K_Series_Frameless_Kit_Motors.pdf
- CAD: none

## Sources
- https://s3.amazonaws.com/www.motionusa.com/bayside/2025/2025_K_Series_Frameless_Kit_Motors.pdf (Parker K Series Frameless Kit Motors brochure (3/2025, hosted by Motion USA): frame summary, model-specific performance, winding constants, dimensions, ordering code)
- https://www.micromech.co.uk/product/k-series-frameless-low-voltage-servo-motor-parker/ (distributor product page (Micromech UK), series photo)