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Last verified: 2026-10-09

Verifiable indicators

Short-time duty (S2) — Wistar motor WSS50 · 10 Nm · 21 rpm: 4 min^{[1; 2026-10-02]}. Nice ERA INN EDGE M AC E EDGE MI 1020 AC: Not published. Nice ERA INN EDGE M DC E EDGE MI 1020 DC: Not published. Somfy T5 ZsP Hz 10Nm 18rpm 120V: Not published.

Rated life — Wistar motor WSS50 · 10 Nm · 21 rpm: Not published. Nice ERA INN EDGE M AC E EDGE MI 1020 AC: Not published. Nice ERA INN EDGE M DC E EDGE MI 1020 DC: Not published. Somfy T5 ZsP Hz 10Nm 18rpm 120V: Not published.

Thermal protection — Wistar motor WSS50 · 10 Nm · 21 rpm: Not published. Nice ERA INN EDGE M AC E EDGE MI 1020 AC: Not published. Nice ERA INN EDGE M DC E EDGE MI 1020 DC: Not published. Somfy T5 ZsP Hz 10Nm 18rpm 120V: Not published.

IP rating — Somfy T5 ZsP Hz 10Nm 18rpm 120V: IP44^{[2; 2026-09-30]}. Wistar motor WSS50 · 10 Nm · 21 rpm: Not published. Nice ERA INN EDGE M AC E EDGE MI 1020 AC: Not published. Nice ERA INN EDGE M DC E EDGE MI 1020 DC: Not published.

Comparison table
Property	Wistar motor WSS50 · 10 Nm · 21 rpmWistar motorWSS50-10/21	Nice ERA INN EDGE M AC E EDGE MI 1020 ACNiceE EDGE MI 1020 AC	Nice ERA INN EDGE M DC E EDGE MI 1020 DCNiceE EDGE MI 1020 DC	Somfy T5 ZsP Hz 10Nm 18rpm 120VSomfy2009153
Series & variant axes
SeriesDiffers: WSS50 vs Era Inn Edge M vs Era Inn Edge M vs T5 ZsP Hz	WSS50	Era Inn Edge M	Era Inn Edge M	T5 ZsP Hz
Torque	—	10 Nm	10 Nm	—
Rated speed	—	20 rpm	20 rpm	—
Identity & lineage
Series / product line	WSS50^{[1; 2026-10-02]}	Not published	Not published	Not published
Electrical
Rated voltage	120 V^{[1; 2026-10-02]}	Not published	Not published	120 V^{[2; 2026-09-30]}
Mains frequency	60 Hz^{[1; 2026-10-02]}	Not published	Not published	Not published
Power supply type	AC mains^{[1; 2026-10-02]}	Not published	Not published	AC mains^{[2; 2026-09-30]}
Rated power input	150 W^{[1; 2026-10-02]}	Not published	Not published	Not published
Rated current	1.26 A^{[1; 2026-10-02]}	Not published	Not published	Not published
Drive performance
Rated torque	10 Nm^{[1; 2026-10-02]}	10 Nm^{[3; 2026-09-23]}	10 Nm^{[3; 2026-09-23]}	10 Nm^{[2; 2026-10-05]}
Rated speedDiffers: 21 rpm^{[1; 2026-10-02]} vs 20 rpm^{[3; 2026-09-23]} vs 20 rpm^{[3; 2026-09-23]} vs 18 rpm^{[2; 2026-10-05]}	21 rpm^{[1; 2026-10-02]}	20 rpm^{[3; 2026-09-23]}	20 rpm^{[3; 2026-09-23]}	18 rpm^{[2; 2026-10-05]}
Short-time duty (S2)	4 min^{[1; 2026-10-02]}	Not published	Not published	Not published
Dimensions & mounting
Motor diameter	45 mm^{[1; 2026-10-02]}	45 mm^{[4; 2026-10-09]}	45 mm^{[4; 2026-10-09]}	Not published
Fits tube diameter	Not published	≥ 45 mm^{[3; 2026-10-01]}	≥ 45 mm^{[3; 2026-10-01]}	Not published
Weight	2.25 kg^{[1; 2026-10-02]}	Not published	Not published	Not published
Limits & protection
Limit settingDiffers: Mechanical^{[1; 2026-10-02]} vs Electronic^{[3; 2026-10-01]} vs Electronic^{[3; 2026-10-01]} vs Not published	Mechanical^{[1; 2026-10-02]}	Electronic^{[3; 2026-10-01]}	Electronic^{[3; 2026-10-01]}	Not published
Control & communication
Control protocol	Not published	Proprietary RF^{[3; 2026-10-01]}	Proprietary RF^{[3; 2026-10-01]}	Not published
Control interface (as stated)	Not published	Radio^{[3; 2026-10-01]}	Radio^{[3; 2026-10-01]}	Not published
Environment & protection
IP rating	Not published	Not published	Not published	IP44^{[2; 2026-09-30]}
Noise levelDiffers: Not published vs 33 dB(A)^{[3; 2026-10-05]} vs 33 dB(A)^{[3; 2026-10-05]} vs 47 dB(A)^{[2; 2026-09-30]}	Not published	33 dB(A)^{[3; 2026-10-05]}Lowest stated	33 dB(A)^{[3; 2026-10-05]}Lowest stated	47 dB(A)^{[2; 2026-09-30]}
Application
Applications	Not published	Roller blind^{[3; 2026-10-05]}, Screen^{[3; 2026-10-01]}	Roller blind^{[3; 2026-10-05]}, Screen^{[3; 2026-10-01]}	Not published
View all 6 variants
Documents	Request datasheet	Request datasheet	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

Data gaps

Wistar motor WSS50 · 10 Nm · 21 rpm: Overall length — Not yet collected
Wistar motor WSS50 · 10 Nm · 21 rpm: Limit range — Not yet collected

Sources

↑Wistar motor manufacturer site (product catalog)wistarmotor.comSeries / product line: Ref: WSS50Manufacturer-stated · Observed 2026-10-02 · Retrieved 2026-10-01 · Public web pageUsed for: 45389, 45384, 45388, 45380, 45383, 45385, 45378, 45379, 45386, 45381, 45387, 45390
↑Somfy Systems (North America) manufacturer site (product catalog)somfysystems.comRated voltage: Power supply AC - RGE 2 - 120V/60HZManufacturer-stated · Observed 2026-09-30 · Retrieved 2026-09-30 · Public web pageUsed for: 5084, 5080, 48861, 48862, 5081, 5082
↑Elero manufacturer site (product catalog)elero.comRated torque: 10 NmManufacturer-stated · Observed 2026-09-23 · Retrieved 2026-09-23 · Public web pageUsed for: 1745, 1751, 1746, 1752, 26430, 26445, 26429, 26444, 26431, 26446, 26427, 26442, 48943, 48949, 48944, 26428, 48950, 26443
↑Tubular diameter derivation tdia-nice-era-size-v1niceforyou.com[tdia-nice-era-size-v1] Ø 45 mm from "E EDGE MI 1020". Nice Era Star T manual §3.1: motors that are size "S" (Ø = 35 mm) … size "M" (Ø = 45 mm) … size "L" (Ø = 58 mm). Nice Sun Shading catalogue 2026 p70: "ERA INN S Ø 35 mm", "ERA INN M Ø 45 mm".Derived (model name) · Observed 2026-10-09 · Retrieved 2026-10-09 · Public web pageUsed for: 54434, 54437

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Data gaps

Sources