What supply voltage and frequency does each use?

Rated voltage — Somfy 535A2 RS485: 120 V; Wistar motor WSME50 · 35 Nm · 13 rpm: 230 V. Mains frequency — Somfy 535A2 RS485: 60 Hz; Wistar motor WSME50 · 35 Nm · 13 rpm: 50 Hz. Power supply type — Somfy 535A2 RS485: AC mains; Wistar motor WSME50 · 35 Nm · 13 rpm: AC mains.

What torque and speed is each rated for?

Rated torque — Somfy 535A2 RS485: 35 Nm; Wistar motor WSME50 · 35 Nm · 13 rpm: 35 Nm. Rated speed — Wistar motor WSME50 · 35 Nm · 13 rpm: 13 rpm.

What protocols and control options does each support?

Limit setting — Somfy 535A2 RS485: Electronic; Wistar motor WSME50 · 35 Nm · 13 rpm: Mechanical. Control protocol — Somfy 535A2 RS485: RS-485.

Which durability indicators does each publish?

OpenAxia does not rate reliability; the published indicators are: Short-time duty (S2) — Somfy 535A2 RS485: 4 min; Wistar motor WSME50 · 35 Nm · 13 rpm: 4 min. IP rating — Somfy 535A2 RS485: IP44; Wistar motor WSME50 · 35 Nm · 13 rpm: IP44.

Somfy 535A2 RS485 vs Wistar motor WSME50 · 35 Nm

Rated voltage — Somfy 535A2 RS485: 120 V^{[2; 2026-10-06]}; Wistar motor WSME50 · 35 Nm · 13 rpm: 230 V^{[1; 2026-10-01]}.

Rated power input — Somfy 535A2 RS485: 250 W^{[3; 2026-09-30]}; Wistar motor WSME50 · 35 Nm · 13 rpm: 226 W^{[1; 2026-10-01]}.

Rated current — Somfy 535A2 RS485: 2.1 A^{[2; 2026-10-06]}; Wistar motor WSME50 · 35 Nm · 13 rpm: 0.95 A^{[1; 2026-10-01]}.

Last verified: 2026-10-06

When to choose Somfy 535A2 RS485

For 120 V^{[2; 2026-10-06]} / 60 Hz^{[2; 2026-10-06]} mains.
For the stated supply type: AC mains^{[2; 2026-10-06]}.
For a rated torque of 35 Nm^{[2; 2026-10-06]}.
For the stated control protocol: RS-485^{[3; 2026-09-30]}.

When to choose Wistar motor WSME50 · 35 Nm · 13 rpm

For 230 V^{[1; 2026-10-01]} / 50 Hz^{[1; 2026-10-01]} mains.
For the stated supply type: AC mains^{[1; 2026-10-01]}.
For the stated diameter: 45 mm^{[1; 2026-10-01]}.
For a rated torque of 35 Nm^{[1; 2026-10-01]}.

Verifiable indicators

Short-time duty (S2) — Somfy 535A2 RS485: 4 min^{[2; 2026-10-06]}; Wistar motor WSME50 · 35 Nm · 13 rpm: 4 min^{[1; 2026-10-01]}.

Rated life — Somfy 535A2 RS485: Not published. Wistar motor WSME50 · 35 Nm · 13 rpm: Not published.

Thermal protection — Somfy 535A2 RS485: Not published. Wistar motor WSME50 · 35 Nm · 13 rpm: Not published.

IP rating — Somfy 535A2 RS485: IP44^{[2; 2026-10-06]}; Wistar motor WSME50 · 35 Nm · 13 rpm: IP44^{[4; 2026-10-06]}.

Comparison table
Property	Somfy 535A2 RS485Somfy1002288	Wistar motor WSME50 · 35 Nm · 13 rpmWistar motorWSME50-35/13
Series & variant axes
SeriesDiffers: LT50 vs WSME50	LT50	WSME50
Identity & lineage
Series / product line	Not published	WSME50^{[1; 2026-10-01]}
Electrical
Rated voltageDiffers: 120 V^{[2; 2026-10-06]} vs 230 V^{[1; 2026-10-01]}	120 V^{[2; 2026-10-06]}	230 V^{[1; 2026-10-01]}
Mains frequencyDiffers: 60 Hz^{[2; 2026-10-06]} vs 50 Hz^{[1; 2026-10-01]}	60 Hz^{[2; 2026-10-06]}	50 Hz^{[1; 2026-10-01]}
Power supply type	AC mains^{[2; 2026-10-06]}	AC mains^{[1; 2026-10-01]}
Rated power inputDiffers: 250 W^{[3; 2026-09-30]} vs 226 W^{[1; 2026-10-01]}	250 W^{[3; 2026-09-30]}	226 W^{[1; 2026-10-01]}
Standby power	0.5 W^{[3; 2026-10-01]}	Not published
Rated currentDiffers: 2.1 A^{[2; 2026-10-06]} vs 0.95 A^{[1; 2026-10-01]}	2.1 A^{[2; 2026-10-06]}	0.95 A^{[1; 2026-10-01]}
Cable length	3 m^{[2; 2026-10-06]}	Not published
Drive performance
Rated torque	35 Nm^{[2; 2026-10-06]}	35 Nm^{[1; 2026-10-01]}
Rated speed	Not published	13 rpm^{[1; 2026-10-01]}
Short-time duty (S2)	4 min^{[2; 2026-10-06]}	4 min^{[1; 2026-10-01]}
Dimensions & mounting
Motor diameter	Not published	45 mm^{[1; 2026-10-01]}
Overall length	Not published	700 mm^{[1; 2026-10-01]}
Weight	Not published	4.12 kg^{[1; 2026-10-01]}
Limits & protection
Limit settingDiffers: Electronic^{[2; 2026-10-06]} vs Mechanical^{[1; 2026-10-01]}	Electronic^{[2; 2026-10-06]}	Mechanical^{[1; 2026-10-01]}
Limit rangeDiffers: 300 turns^{[2; 2026-10-06]} vs 27 turns^{[1; 2026-10-01]}	300 turns^{[2; 2026-10-06]}	27 turns^{[1; 2026-10-01]}
Control & communication
Control protocol	RS-485^{[3; 2026-09-30]}	Not published
Max paired transmitters	Not published	15 pcs^{[4; 2026-10-06]}
Environment & protection
IP rating	IP44^{[2; 2026-10-06]}	IP44^{[4; 2026-10-06]}
Operating temp. (min)Differs: -20 °C^{[2; 2026-10-06]} vs -10 °C^{[4; 2026-10-06]}	-20 °C^{[2; 2026-10-06]}Lowest stated	-10 °C^{[4; 2026-10-06]}
Operating temp. (max)Differs: 60 °C^{[2; 2026-10-06]} vs 55 °C^{[4; 2026-10-06]}	60 °C^{[2; 2026-10-06]}Highest stated	55 °C^{[4; 2026-10-06]}
Noise level	55 dB(A)^{[2; 2026-10-06]}	Not published
Documents	Official datasheet ↗	Request datasheet

Series

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Questions and answers

What supply voltage and frequency does each use?: Rated voltage — Somfy 535A2 RS485: 120 V; Wistar motor WSME50 · 35 Nm · 13 rpm: 230 V. Mains frequency — Somfy 535A2 RS485: 60 Hz; Wistar motor WSME50 · 35 Nm · 13 rpm: 50 Hz. Power supply type — Somfy 535A2 RS485: AC mains; Wistar motor WSME50 · 35 Nm · 13 rpm: AC mains.
What torque and speed is each rated for?: Rated torque — Somfy 535A2 RS485: 35 Nm; Wistar motor WSME50 · 35 Nm · 13 rpm: 35 Nm. Rated speed — Wistar motor WSME50 · 35 Nm · 13 rpm: 13 rpm.
What protocols and control options does each support?: Limit setting — Somfy 535A2 RS485: Electronic; Wistar motor WSME50 · 35 Nm · 13 rpm: Mechanical. Control protocol — Somfy 535A2 RS485: RS-485.
Which durability indicators does each publish?: OpenAxia does not rate reliability; the published indicators are: Short-time duty (S2) — Somfy 535A2 RS485: 4 min; Wistar motor WSME50 · 35 Nm · 13 rpm: 4 min. IP rating — Somfy 535A2 RS485: IP44; Wistar motor WSME50 · 35 Nm · 13 rpm: IP44.

Sources

↑Wistar motor manufacturer site (product catalog)wistarmotor.comSeries / product line: Ref: WSME50Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 14007, 13993, 14005, 13987, 13991, 13995, 13985, 13986, 13997, 13989, 13999, 14003, 14009, 14001
↑Somfy PDF catalogue lt50rs485-d0034service.somfy.comRated voltage: Voltage Supply: 120V AC, 60Hz [1002288] (p. 1)Manufacturer-stated · Observed 2026-10-06 · Retrieved 2026-10-06 · Public web pageUsed for: 50311, 50313, 50312, 50321, 50319, 50320, 50322, 50315, 50316, 50314, 50317, 50318, 50323
↑Somfy Systems (North America) manufacturer site (product catalog)somfysystems.comRated power input: Consumption during operation 250 WManufacturer-stated · Observed 2026-09-30 · Retrieved 2026-09-30 · Public web pageUsed for: 4303, 10474, 4305
↑Wistar motor PDF catalogue WSME50wistarmotor.comMax paired transmitters: compatible with 15 emitters at most: 15 (p. 1)Manufacturer-stated · Observed 2026-10-06 · Retrieved 2026-10-06 · Public web pageUsed for: 50076, 50075, 50077, 50078

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Somfy 535A2 RS485 vs Wistar motor WSME50 · 35 Nm · 13 rpm