Zemismart Technology ZM25Z vs Wistar motor WSERD40-T · 2 Nm · 55 rpm
The two models have 1 matching published parameters. No comparable difference is established by the collected sources. The part numbers differ. [2; 2026-10-21] [1; 2026-10-01]
Last verified: 2026-10-21
When to choose Zemismart Technology ZM25Z
- For a rated torque of 2 Nm [2; 2026-10-21].
- For a stated load of ≤ 9 kg [2; 2026-10-21].
- For the stated control protocol: Zigbee [2; 2026-10-21].
When to choose Wistar motor WSERD40-T · 2 Nm · 55 rpm
- For a supply rated 12 V [1; 2026-10-01].
- For the stated supply type: DC [1; 2026-10-01].
- For the stated diameter: 35 mm [1; 2026-10-01].
- For a rated torque of 2 Nm [1; 2026-10-01].
Verifiable indicators
Short-time duty (S2) — Zemismart Technology ZM25Z: Not published. Wistar motor WSERD40-T · 2 Nm · 55 rpm: Not published.
Rated life — Zemismart Technology ZM25Z: Not published. Wistar motor WSERD40-T · 2 Nm · 55 rpm: Not published.
Thermal protection — Zemismart Technology ZM25Z: Not published. Wistar motor WSERD40-T · 2 Nm · 55 rpm: Not published.
IP rating — Wistar motor WSERD40-T · 2 Nm · 55 rpm: IP44 [1; 2026-10-01]. Zemismart Technology ZM25Z: Not published.
| Property | Zemismart Technology ZM25ZZemismart TechnologyZM25Z | Wistar motor WSERD40-T · 2 Nm · 55 rpmWistar motorWSERD40-T-2/55 |
|---|---|---|
| Series & variant axes | ||
| SeriesDiffers: — vs WSERD40-T | — | WSERD40-T |
| Identity & lineage | ||
| Series / product line | Not published | WSERD40-T [1; 2026-10-01] |
| Electrical | ||
| Rated voltage | Not published | 12 V [1; 2026-10-01] |
| Power supply type | Not published | DC [1; 2026-10-01] |
| Rated power input | Not published | 48 W [1; 2026-10-01] |
| Rated current | Not published | 4 A [1; 2026-10-01] |
| Drive performance | ||
| Rated torque | 2 Nm [2; 2026-10-21] | 2 Nm [1; 2026-10-01] |
| Rated speed | Not published | 55 rpm [1; 2026-10-01] |
| Max load | ≤ 9 kg [2; 2026-10-21] | Not published |
| Dimensions & mounting | ||
| Motor diameter | Not published | 35 mm [1; 2026-10-01] |
| Fits tube diameter | 38 mm [2; 2026-10-21] | Not published |
| Overall length | Not published | 520 mm [1; 2026-10-01] |
| Weight | Not published | 1.241 kg [1; 2026-10-01] |
| Max shade width | 2 m [2; 2026-10-21] | Not published |
| Control & communication | ||
| Control protocol | Zigbee [2; 2026-10-21] | Not published |
| Environment & protection | ||
| IP rating | Not published | IP44 [1; 2026-10-01] |
| Documents | Request datasheet | Request datasheet |
— means no value: the manufacturer does not publish it, it does not apply to this product type, or there is none on record. Value states
Series
Cross-brand alternatives
- Nice For interior roller blinds, with integrated rechargea- ble battery, electronic limit switch and built-in radio E EDGE SI 228DC BD: 2 Nm [Nice S.p.A. PDF catalogue nice_sun_shading_solutions_catalogue_en.pdf; 2026-10-01], Ø 35 mm [Nice S.p.A. PDF catalogue nice_sun_shading_solutions_catalogue_en.pdf; 2026-10-01]
- Nice ERA INN EDGE S LI-ION: 2 Nm [Elero manufacturer site (product catalog); 2026-09-23], Ø 35 mm [Tubular diameter derivation tdia-nice-era-size-v1; 2026-10-09]
Data gaps
- Wistar motor WSERD40-T · 2 Nm · 55 rpm: Limit range — Not yet collected
Questions and answers
- What torque and speed is each rated for?
- Rated torque — Zemismart Technology ZM25Z: 2 Nm; Wistar motor WSERD40-T · 2 Nm · 55 rpm: 2 Nm. Rated speed — Wistar motor WSERD40-T · 2 Nm · 55 rpm: 55 rpm. Max load — Zemismart Technology ZM25Z: ≤ 9 kg.
- Which durability indicators does each publish?
- OpenAxia does not rate reliability; the published indicators are: IP rating — Wistar motor WSERD40-T · 2 Nm · 55 rpm: IP44.
Sources
- ↑Wistar motor manufacturer site (product catalog)wistarmotor.comSeries / product line: Ref: WSERD40-TUsed for: 15424, 15420, 15415, 15419, 15421, 15413, 15414, 15417, 15422, 15423, 15416
- ↑Zemismart manufacturer site (product catalog)zemismart.comRated torque: Zigbee 2N Roller Shade Motor, 38mm Tube Blind Motor Works with Homey Tuya Alexa Google Home | Zemismart ZM25ZUsed for: 60812, 60813, 60814, 60815, 60816