RLS RM08 Super-Small Non-Contact Rotary Encoder (8 mm)
RLS · MPN RM08 (configured, e.g. RM08IC / RM08SC) · Maglev ID ac-rls-rm08
SI Maker in Slovenia, factory not confirmed unknown VERIFIED
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.
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 |
Who makes it
MakerRLS merilna tehnika d.o.o. (Renishaw associate)
Based inSlovenia
RoleBrand owner
Need a different shaft, connector, firmware or enclosure, or a price at 1,000 units? Maglev takes the catalog part to the factory and comes back with a custom version and one fixed price.
Landed cost in the US
CN
37.5%
TW
10%
VN
12.5%
IN
10%
JP
12.5%
KR
12.5%
DE
10%
MX
10%
US
0%
Total US duty on this part by where it is made (2026-10-29). Mexico shown before USMCA preference; qualifying goods enter duty free. Your factory choice, not the shipping port, sets the origin.
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Compliance
| HTS classification | 9031.80.80.85 typical, not a ruling |
|---|---|
| NDAA | unknown |
| Blue UAS | unknown |
| FCC | n/a |
Equivalents from other makers
Sources
- https://www.rls.si/eng/rm08-super-small-non-contact-rotary-encoderspecs, images, configure/buy
- https://cdn.rls.si/documents/datasheets/RM08D01_18_ENG.pdfdatasheet: accuracy, hysteresis, cpr options, 30,000 rpm, supply
Record confidence: VERIFIED. VERIFIED means the maker's own documents; REPORTED means a credible third party; UNVERIFIED means a single weak source. Anything we could not confirm says unknown.