Wistar motor WSERD50-L · 15 Nm vs Somfy 515S2 15/38 RH SJTW
Rated voltage — Wistar motor WSERD50-L · 15 Nm: 12 V [1; 2026-10-01]; Somfy 515S2 15/38 RH SJTW: 120 V [2; 2026-10-07].
Rated power input — Wistar motor WSERD50-L · 15 Nm: 12 W [1; 2026-10-01]; Somfy 515S2 15/38 RH SJTW: 210 W [3; 2026-09-30].
Last verified: 2026-10-07
When to choose Wistar motor WSERD50-L · 15 Nm
- For a supply rated 12 V [1; 2026-10-01].
- For the stated supply type: DC [1; 2026-10-01].
- For the stated diameter: 45 mm [1; 2026-10-01].
- For a rated torque of 15 Nm [1; 2026-10-01].
When to choose Somfy 515S2 15/38 RH SJTW
- For 120 V [2; 2026-10-07] / 60 Hz [2; 2026-10-07] mains.
- For the stated supply type: AC mains [2; 2026-10-07].
- For a rated torque of 15 Nm [4; 2026-10-07].
- For a rated speed of 38 rpm [4; 2026-10-07].
Verifiable indicators
Short-time duty (S2) — Somfy 515S2 15/38 RH SJTW: 5 min [2; 2026-10-07]. Wistar motor WSERD50-L · 15 Nm: Not published.
Rated life — Wistar motor WSERD50-L · 15 Nm: Not published. Somfy 515S2 15/38 RH SJTW: Not published.
Thermal protection — Wistar motor WSERD50-L · 15 Nm: Not published. Somfy 515S2 15/38 RH SJTW: Not published.
IP rating — Wistar motor WSERD50-L · 15 Nm: IP44 [1; 2026-10-01]; Somfy 515S2 15/38 RH SJTW: IP44 [2; 2026-10-07].
| Property | Wistar motor WSERD50-L · 15 NmWistar motorWSERD50-L-15/12 | Somfy 515S2 15/38 RH SJTWSomfy1040061 |
|---|---|---|
| Series & variant axes | ||
| SeriesDiffers: WSERD50-L vs LT50 | WSERD50-L | LT50 |
| Identity & lineage | ||
| Series / product line | WSERD50-L [1; 2026-10-01] | Not published |
| Electrical | ||
| Rated voltageDiffers: 12 V [1; 2026-10-01] vs 120 V [2; 2026-10-07] | 12 V [1; 2026-10-01] | 120 V [2; 2026-10-07] |
| Mains frequency | Not published | 60 Hz [2; 2026-10-07] |
| Power supply typeDiffers: DC [1; 2026-10-01] vs AC mains [2; 2026-10-07] | DC [1; 2026-10-01] | AC mains [2; 2026-10-07] |
| Rated power inputDiffers: 12 W [1; 2026-10-01] vs 210 W [3; 2026-09-30] | 12 W [1; 2026-10-01] | 210 W [3; 2026-09-30] |
| Standby power | Not published | 0 W [3; 2026-10-01] |
| Rated current | 6 A [1; 2026-10-01] | Not published |
| Cable length | Not published | 2 m [2; 2026-10-07] |
| Drive performance | ||
| Rated torque | 15 Nm [1; 2026-10-01] | 15 Nm [4; 2026-10-07] |
| Rated speed | Not published | 38 rpm [4; 2026-10-07] |
| Short-time duty (S2) | Not published | 5 min [2; 2026-10-07] |
| Dimensions & mounting | ||
| Motor diameter | 45 mm [1; 2026-10-01] | Not published |
| Overall length | 565 mm [1; 2026-10-01] | Not published |
| Weight | 2.04 kg [1; 2026-10-01] | Not published |
| Environment & protection | ||
| IP rating | IP44 [1; 2026-10-01] | IP44 [2; 2026-10-07] |
| Operating temp. (min) | Not published | -10 °C [2; 2026-10-07] |
| Operating temp. (max) | Not published | 60 °C [2; 2026-10-07] |
| Noise level | Not published | 60 dB(A) [3; 2026-09-30] |
| Documents | Request datasheet | Official datasheet ↗ |
Series
Cross-brand alternatives
- Gaposa SILEO XQ5E1530: 15 Nm [Gaposa manufacturer site (product catalog); 2026-10-01], Ø 45 mm [Gaposa manufacturer site (product catalog); 2026-10-01], 230 V [Gaposa manufacturer site (product catalog); 2026-10-01]
- Gaposa SILEO XQ5EX1530: 15 Nm [Gaposa manufacturer site (product catalog); 2026-10-01], Ø 45 mm [Gaposa manufacturer site (product catalog); 2026-10-01], 230 V [Gaposa manufacturer site (product catalog); 2026-10-01]
- Gaposa SILEO XQ5P1530: 15 Nm [Gaposa manufacturer site (product catalog); 2026-10-01], Ø 45 mm [Gaposa manufacturer site (product catalog); 2026-10-01], 230 V [Gaposa manufacturer site (product catalog); 2026-10-01]
- Nice 230 Vac E M 1517: 15 Nm [Nice S.p.A. PDF catalogue nice_sun_shading_solutions_catalogue_en.pdf; 2026-10-01], Ø 45 mm [Nice manufacturer site (product catalog); 2026-10-07], 230 V [Nice S.p.A. PDF catalogue nice_sun_shading_solutions_catalogue_en.pdf; 2026-10-01]
- Nice TTBus technology. Ideal for projection screens. M size 45 mm. E MAT MVS 1517: 15 Nm [Nice S.p.A. PDF catalogue nice_sun_shading_solutions_catalogue_en.pdf; 2026-10-01], Ø 45 mm [Tubular diameter derivation tdia-nice-era-size-v1; 2026-10-09], 230 V [Nice S.p.A. PDF catalogue nice_sun_shading_solutions_catalogue_en.pdf; 2026-10-01]
- Nice Era Quick E QUICK M SH 1517: 15 Nm [Nice S.p.A. PDF catalogue nice_sun_shading_solutions_catalogue_en.pdf; 2026-10-01], Ø 45 mm [Tubular diameter derivation tdia-nice-era-size-v1; 2026-10-09], 230 V [Nice S.p.A. PDF catalogue nice_sun_shading_solutions_catalogue_en.pdf; 2026-10-01]
Data gaps
- Wistar motor WSERD50-L · 15 Nm: Limit range — Not yet collected
Questions and answers
- What supply voltage and frequency does each use?
- Rated voltage — Wistar motor WSERD50-L · 15 Nm: 12 V; Somfy 515S2 15/38 RH SJTW: 120 V. Mains frequency — Somfy 515S2 15/38 RH SJTW: 60 Hz. Power supply type — Wistar motor WSERD50-L · 15 Nm: DC; Somfy 515S2 15/38 RH SJTW: AC mains.
- What torque and speed is each rated for?
- Rated torque — Wistar motor WSERD50-L · 15 Nm: 15 Nm; Somfy 515S2 15/38 RH SJTW: 15 Nm. Rated speed — Somfy 515S2 15/38 RH SJTW: 38 rpm.
- Which durability indicators does each publish?
- OpenAxia does not rate reliability; the published indicators are: Short-time duty (S2) — Somfy 515S2 15/38 RH SJTW: 5 min. IP rating — Wistar motor WSERD50-L · 15 Nm: IP44; Somfy 515S2 15/38 RH SJTW: IP44.
Sources
- ↑Wistar motor manufacturer site (product catalog)wistarmotor.comSeries / product line: Ref: WSERD50-LUsed for: 15393, 15388, 15378, 15386, 15390, 15376, 15382, 15391, 15392, 15380
- ↑Somfy PDF catalogue lt50ra-d0025service.somfy.comRated voltage: Voltage Supply: 120V AC, 60Hz [1039019] (p. 1)Used for: 51120, 51122, 51121, 51126, 51127, 51123, 51124, 51125
- ↑Somfy Systems (North America) manufacturer site (product catalog)somfysystems.comRated power input: Consumption during operation 210 WUsed for: 4496, 10543, 4494
- ↑Model-name rule somfy-explicit-torque-speed-v2: Somfy model names carrying an explicit "<Nm>/<rpm>" pair, e.g. "525A2 25/20 SJTW".somfysystems.com515S2 15/38 RH SJTWUsed for: 51346, 51347