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Last verified: 2026-10-07

Verifiable indicators

Short-time duty (S2) — Wistar motor WSME50-LED · 20 Nm · 21 rpm: 4 min^{[1; 2026-10-01]}; Somfy 515A2 15/20 SJTW: 5 min^{[2; 2026-10-07]}; Somfy 525A2 25/20 SJTW: 5 min^{[2; 2026-10-07]}; Nice Era MH 1517: 4 min^{[4; 2026-10-01]}.

Rated life — Wistar motor WSME50-LED · 20 Nm · 21 rpm: Not published. Somfy 515A2 15/20 SJTW: Not published. Somfy 525A2 25/20 SJTW: Not published. Nice Era MH 1517: Not yet collected.

Thermal protection — Wistar motor WSME50-LED · 20 Nm · 21 rpm: Not published. Somfy 515A2 15/20 SJTW: Not published. Somfy 525A2 25/20 SJTW: Not published. Nice Era MH 1517: Not yet collected.

IP rating — Wistar motor WSME50-LED · 20 Nm · 21 rpm: IP44^{[1; 2026-10-01]}; Somfy 515A2 15/20 SJTW: IP44^{[2; 2026-10-07]}; Somfy 525A2 25/20 SJTW: IP44^{[2; 2026-10-07]}; Nice Era MH 1517: IP44^{[4; 2026-10-01]}.

Comparison table
Property	Wistar motor WSME50-LED · 20 Nm · 21 rpmWistar motorWSME50-LED-20/21	Somfy 515A2 15/20 SJTWSomfy1040063	Somfy 525A2 25/20 SJTWSomfy1043424	Nice Era MH 1517NiceE MH 1517
Series & variant axes
SeriesDiffers: WSME50-LED vs LT50 vs LT50 vs Era MH	WSME50-LED	LT50	LT50	Era MH
Power supply	—	AC mains	AC mains	—
TorqueDiffers: — vs 15 Nm vs 25 Nm vs —	—	15 Nm	25 Nm	—
Identity & lineage
Series / product line	WSME50-LED^{[1; 2026-10-01]}	Not published	Not published	—
Electrical
Rated voltage	120 V^{[1; 2026-10-01]}	120 V^{[2; 2026-10-07]}	120 V^{[2; 2026-10-07]}	—
Mains frequency	60 Hz^{[1; 2026-10-01]}	60 Hz^{[2; 2026-10-07]}	60 Hz^{[2; 2026-10-07]}	—
Power supply type	AC mains^{[1; 2026-10-01]}	AC mains^{[2; 2026-10-07]}	AC mains^{[2; 2026-10-07]}	—
Rated power inputDiffers: 186 W^{[1; 2026-10-01]} vs 130 W^{[3; 2026-10-06]} vs 180 W^{[3; 2026-09-30]} vs 170 W^{[4; 2026-10-03]}	186 W^{[1; 2026-10-01]}	130 W^{[3; 2026-10-06]}	180 W^{[3; 2026-09-30]}	170 W^{[4; 2026-10-03]}
Standby power	Not published	0 W^{[3; 2026-10-06]}	0 W^{[3; 2026-10-01]}	—
Rated currentDiffers: 1.6 A^{[1; 2026-10-01]} vs 1.1 A^{[2; 2026-10-07]} vs 1.6 A^{[2; 2026-10-07]} vs 0.75 A^{[4; 2026-10-03]}	1.6 A^{[1; 2026-10-01]}	1.1 A^{[2; 2026-10-07]}	1.6 A^{[2; 2026-10-07]}	0.75 A^{[4; 2026-10-03]}
Cable length	Not published	2 m^{[2; 2026-10-07]}	2 m^{[2; 2026-10-07]}	—
Drive performance
Rated torqueDiffers: 20 Nm^{[1; 2026-10-01]} vs 15 Nm^{[2; 2026-10-07]} vs 25 Nm^{[2; 2026-10-07]} vs 15 Nm^{[4; 2026-10-01]}	20 Nm^{[1; 2026-10-01]}	15 Nm^{[2; 2026-10-07]}	25 Nm^{[2; 2026-10-07]}	15 Nm^{[4; 2026-10-01]}
Rated speedDiffers: 21 rpm^{[1; 2026-10-01]} vs 20 rpm^{[2; 2026-10-07]} vs 20 rpm^{[2; 2026-10-07]} vs 17 rpm^{[4; 2026-10-01]}	21 rpm^{[1; 2026-10-01]}	20 rpm^{[2; 2026-10-07]}	20 rpm^{[2; 2026-10-07]}	17 rpm^{[4; 2026-10-01]}
Short-time duty (S2)Differs: 4 min^{[1; 2026-10-01]} vs 5 min^{[2; 2026-10-07]} vs 5 min^{[2; 2026-10-07]} vs 4 min^{[4; 2026-10-01]}	4 min^{[1; 2026-10-01]}	5 min^{[2; 2026-10-07]}Highest stated	5 min^{[2; 2026-10-07]}Highest stated	4 min^{[4; 2026-10-01]}
Max load	Not published	Not published	Not published	28 kg^{[4; 2026-10-01]}
Dimensions & mounting
Motor diameter	45 mm^{[1; 2026-10-01]}	Not published	Not published	—
Overall lengthDiffers: 980 mm^{[1; 2026-10-01]} vs Not published vs Not published vs 602 mm^{[4; 2026-10-01]}	980 mm^{[1; 2026-10-01]}	Not published	Not published	602 mm^{[4; 2026-10-01]}
WeightDiffers: 4 kg^{[1; 2026-10-01]} vs Not published vs Not published vs 2.8 kg^{[4; 2026-10-01]}	4 kg^{[1; 2026-10-01]}	Not published	Not published	2.8 kg^{[4; 2026-10-01]}
Limits & protection
Limit setting	Mechanical^{[1; 2026-10-01]}	Not published	Not published	—
Limit rangeDiffers: 27 turns^{[1; 2026-10-01]} vs Not published vs Not published vs 36 turns^{[4; 2026-10-01]}	27 turns^{[1; 2026-10-01]}	Not published	Not published	36 turns^{[4; 2026-10-01]}
Environment & protection
IP rating	IP44^{[1; 2026-10-01]}	IP44^{[2; 2026-10-07]}	IP44^{[2; 2026-10-07]}	IP44^{[4; 2026-10-01]}
Operating temp. (min)	Not published	-10 °C^{[2; 2026-10-07]}	-10 °C^{[2; 2026-10-07]}	—
Operating temp. (max)	Not published	60 °C^{[2; 2026-10-07]}	60 °C^{[2; 2026-10-07]}	—
Noise level	Not published	Not published	56 dB(A)^{[3; 2026-09-30]}	—
View all 24 variants
Documents	Request datasheet	Official datasheet ↗	Official 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

Nice Era MH 1517: Series / product line — Not yet collected
Nice Era MH 1517: Rated voltage — Not yet collected
Nice Era MH 1517: Mains frequency — Not yet collected
Nice Era MH 1517: Power supply type — Not yet collected
Nice Era MH 1517: Standby power — Not yet collected
Nice Era MH 1517: Cable connection — Not yet collected
Nice Era MH 1517: Cable length — Not yet collected
Nice Era MH 1517: Speed range (min) — Not yet collected
Nice Era MH 1517: Motor diameter — Not yet collected
Nice Era MH 1517: Fits tube diameter — Not yet collected
Nice Era MH 1517: Limit setting — Not yet collected
Nice Era MH 1517: Control protocol — Not yet collected
Nice Era MH 1517: Radio frequency — Not yet collected
Nice Era MH 1517: Two-way feedback — Not yet collected
Nice Era MH 1517: Operating temp. (min) — Not yet collected
Nice Era MH 1517: Operating temp. (max) — Not yet collected
Nice Era MH 1517: Noise level — Not yet collected
Nice Era MH 1517: Applications — Not yet collected
Nice Era MH 1517: Marks stated by vendor — Not yet collected

Sources

↑Wistar motor manufacturer site (product catalog)wistarmotor.comSeries / product line: Ref: WSME50-LEDManufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 12213, 12201, 12212, 12191, 12199, 12203, 12187, 12189, 12205, 12195, 12207, 12211, 12214, 12209, 12193
↑Somfy PDF catalogue lt50ra-d0025service.somfy.comRated voltage: Voltage Supply: 120V AC, 60Hz [1039024] (p. 1)Manufacturer-stated · Observed 2026-10-07 · Retrieved 2026-10-06 · Public web pageUsed for: 51109, 51075, 51111, 51077, 51110, 51076, 51117, 51083, 51115, 51081, 51116, 51082, 51118, 51084, 51119, 51085, 51112, 51078, 51113, 51079, 51114, 51080
↑Somfy Systems (North America) manufacturer site (product catalog)somfysystems.comRated power input: Consumption during operation 130 WManufacturer-stated · Observed 2026-10-06 · Retrieved 2026-09-30 · Public web pageUsed for: 50948, 3965, 50949, 10319, 3963
↑Nice S.p.A. PDF catalogueniceforyou.comRated power input: Power consumption in stand-by (W): 170 [E MH 1517] (p. 131)Manufacturer-stated · Observed 2026-10-03 · Retrieved 2026-10-01 · Public web pageUsed for: 45940, 45939, 39507, 39508, 39511, 39509, 39512, 39513, 39510, 39514

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Verifiable indicators

Data gaps

Sources