# RLS RM08 Super-Small Non-Contact Rotary Encoder (8 mm)

![RLS RM08 Super-Small Non-Contact Rotary Encoder (8 mm)](https://parts.trymaglev.com/img/ac-rls-rm08.webp)

8 mm sealed on-axis magnetic encoder module with a separate magnet; picked for tiny joints and finger actuators where a housed sensor must fit inside 8 mm.

- Maglev ID: ac-rls-rm08
- Brand: RLS
- MPN: RM08 (configured, e.g. RM08IC / RM08SC)
- Category: actuators / Magnetic Encoders
- Origin: SI (maker HQ, factory not confirmed)
- Maker: RLS merilna tehnika d.o.o. (Renishaw associate) (brand, SI)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 9031.80.80.85 (typical)
- MOQ: unknown · Lead time: unknown
- Confidence: VERIFIED

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

## Specifications
- Resolution: up to 12 bit (SSI); incremental 32 to 4,096 cpr
- Accuracy: typ. ±0.3° (valid for Ø4 × 4 mm magnet); hysteresis 0.17°
- Max speed: 30,000 rpm
- Interface: Analogue sin/cos; incremental RS422 (ABZ); linear voltage; SSI
- Form: on-axis module: Ø8 mm sealed housed sensor + separate magnet, cable output
- Sensing: Hall (on-axis, RLS chip)
- Supply: 5 V or 3.3 V ±5 %
- Bore / ring ID: n/a
- Outer diameter: Ø8 mm body
- Operating temp: -40 °C to +85 °C
- Multiturn: no

## Links
- Product: https://www.rls.si/eng/rm08-super-small-non-contact-rotary-encoder
- Datasheet: https://cdn.rls.si/documents/datasheets/RM08D01_18_ENG.pdf
- CAD: none

## Equivalents
- RLS RM22 Rotary Magnetic Modular Encoder (22 mm) (ac-rls-rm22)
- RLS RM16 Super-Small Sealed Rotary Magnetic Encoder (16 mm) (ac-rls-rm16)

## Sources
- https://www.rls.si/eng/rm08-super-small-non-contact-rotary-encoder (specs, images, configure/buy)
- https://cdn.rls.si/documents/datasheets/RM08D01_18_ENG.pdf (datasheet: accuracy, hysteresis, cpr options, 30,000 rpm, supply)