# Hengxiang WSN49 Bearingless Off-Axis Hollow Magnetic Incremental Encoder (9 to 30 mm bore)

![Hengxiang WSN49 Bearingless Off-Axis Hollow Magnetic Incremental Encoder (9 to 30 mm bore)](https://parts.trymaglev.com/img/ac-hengxiang-wsn49.webp)

Chinese factory-direct bearingless hollow magnetic encoder that slips over a 9 to 30 mm motor shaft, up to 8,192 PPR TTL/HTL; a low-cost motor-side incremental option for hollow joint motors.

- Maglev ID: ac-hengxiang-wsn49
- Brand: Hengxiang (Shanghai Hengxiang Optical Electronics)
- MPN: WSN49
- Category: actuators / Magnetic Encoders
- Origin: CN (maker HQ, factory not confirmed)
- Maker: Shanghai Hengxiang Optical Electronics Co., Ltd. (factory, CN)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 9031.80.80.85 (typical)
- MOQ: 1 · Lead time: unknown
- Confidence: VERIFIED

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

## Specifications
- Resolution: up to 8,192 PPR incremental (not absolute)
- Accuracy: max error ±0.3°
- Max speed: 18,000 rpm
- Interface: Incremental TTL (5 V) or HTL (8 to 30 V)
- Form: hollow-shaft module: bearingless off-axis readhead + magnetic ring
- Sensing: magnetic (type not stated)
- Supply: DC 5 V ±5 % (TTL) or DC 8 to 30 V (HTL)
- Bore / ring ID: 9 to 30 mm (page also says 9 to 28 mm)
- Operating temp: -40 to +100 °C

## Links
- Product: https://www.shhxgd.com/WSN49-maintenance-free-off-axis-Bearing-less-Magnetic-Encoder-Hollow-Shaft-highest-motor-speed-18000-rpm-pd507622458.html
- Datasheet: none
- CAD: none

## Sources
- https://www.shhxgd.com/WSN49-maintenance-free-off-axis-Bearing-less-Magnetic-Encoder-Hollow-Shaft-highest-motor-speed-18000-rpm-pd507622458.html (maker page: specs (doc WSN49-E-01100216 Ver 1.0), image, MOQ 1, price 'Negotiate')