What supply voltage and frequency does each use?

Rated voltage — Wistar motor WSS40S · 6 Nm · 23 rpm: 230 V; Somfy Sonesse® ULTRA 506A2 RTS: 120 V. Mains frequency — Wistar motor WSS40S · 6 Nm · 23 rpm: 60 Hz; Somfy Sonesse® ULTRA 506A2 RTS: 60 Hz. Power supply type — Wistar motor WSS40S · 6 Nm · 23 rpm: AC mains; Somfy Sonesse® ULTRA 506A2 RTS: AC mains.

What torque and speed is each rated for?

Rated torque — Wistar motor WSS40S · 6 Nm · 23 rpm: 6 Nm; Somfy Sonesse® ULTRA 506A2 RTS: 6 Nm. Rated speed — Wistar motor WSS40S · 6 Nm · 23 rpm: 23 rpm; Somfy Sonesse® ULTRA 506A2 RTS: 24 rpm.

What protocols and control options does each support?

Limit setting — Wistar motor WSS40S · 6 Nm · 23 rpm: Mechanical; Somfy Sonesse® ULTRA 506A2 RTS: Electronic. Control protocol — Somfy Sonesse® ULTRA 506A2 RTS: RTS.

Which durability indicators does each publish?

OpenAxia does not rate reliability; the published indicators are: Short-time duty (S2) — Wistar motor WSS40S · 6 Nm · 23 rpm: 4 min; Somfy Sonesse® ULTRA 506A2 RTS: 4 min. IP rating — Wistar motor WSS40S · 6 Nm · 23 rpm: IP44; Somfy Sonesse® ULTRA 506A2 RTS: IP31.

Wistar motor WSS40S · 6 Nm · 23 rpm: 230 V vs 120 V

Rated voltage — Wistar motor WSS40S · 6 Nm · 23 rpm: 230 V^{[1; 2026-10-01]}; Somfy Sonesse® ULTRA 506A2 RTS: 120 V^{[2; 2026-10-06]}.

Rated power input — Wistar motor WSS40S · 6 Nm · 23 rpm: 127 W^{[1; 2026-10-01]}; Somfy Sonesse® ULTRA 506A2 RTS: 114 W^{[3; 2026-09-30]}.

Rated current — Wistar motor WSS40S · 6 Nm · 23 rpm: 0.55 A^{[1; 2026-10-01]}; Somfy Sonesse® ULTRA 506A2 RTS: 0.95 A^{[2; 2026-10-06]}.

Last verified: 2026-10-06

When to choose Wistar motor WSS40S · 6 Nm · 23 rpm

For 230 V^{[1; 2026-10-01]} / 60 Hz^{[1; 2026-10-01]} mains.
For the stated supply type: AC mains^{[1; 2026-10-01]}.
For the stated diameter: 35 mm^{[1; 2026-10-01]}.
For a rated torque of 6 Nm^{[1; 2026-10-01]}.

When to choose Somfy Sonesse® ULTRA 506A2 RTS

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 6 Nm^{[2; 2026-10-06]}.
For a rated speed of 24 rpm^{[2; 2026-10-06]}.

Verifiable indicators

Short-time duty (S2) — Wistar motor WSS40S · 6 Nm · 23 rpm: 4 min^{[1; 2026-10-01]}; Somfy Sonesse® ULTRA 506A2 RTS: 4 min^{[2; 2026-10-06]}.

Rated life — Wistar motor WSS40S · 6 Nm · 23 rpm: Not published. Somfy Sonesse® ULTRA 506A2 RTS: Not published.

Thermal protection — Wistar motor WSS40S · 6 Nm · 23 rpm: Not published. Somfy Sonesse® ULTRA 506A2 RTS: Not published.

IP rating — Wistar motor WSS40S · 6 Nm · 23 rpm: IP44^{[1; 2026-10-01]}; Somfy Sonesse® ULTRA 506A2 RTS: IP31^{[2; 2026-10-06]}.

Comparison table
Property	Wistar motor WSS40S · 6 Nm · 23 rpmWistar motorWSS40S-6/23	Somfy Sonesse® ULTRA 506A2 RTSSomfy1002562
Series & variant axes
SeriesDiffers: WSS40S vs Sonesse ULTRA 50	WSS40S	Sonesse ULTRA 50
Identity & lineage
Series / product line	WSS40S^{[1; 2026-10-01]}	Not published
Electrical
Rated voltageDiffers: 230 V^{[1; 2026-10-01]} vs 120 V^{[2; 2026-10-06]}	230 V^{[1; 2026-10-01]}	120 V^{[2; 2026-10-06]}
Mains frequency	60 Hz^{[1; 2026-10-01]}	60 Hz^{[2; 2026-10-06]}
Power supply type	AC mains^{[1; 2026-10-01]}	AC mains^{[2; 2026-10-06]}
Rated power inputDiffers: 127 W^{[1; 2026-10-01]} vs 114 W^{[3; 2026-09-30]}	127 W^{[1; 2026-10-01]}	114 W^{[3; 2026-09-30]}
Standby power	Not published	0.5 W^{[3; 2026-10-01]}
Rated currentDiffers: 0.55 A^{[1; 2026-10-01]} vs 0.95 A^{[2; 2026-10-06]}	0.55 A^{[1; 2026-10-01]}	0.95 A^{[2; 2026-10-06]}
Cable length	Not published	3 m^{[2; 2026-10-06]}
Drive performance
Rated torque	6 Nm^{[1; 2026-10-01]}	6 Nm^{[2; 2026-10-06]}
Rated speedDiffers: 23 rpm^{[1; 2026-10-01]} vs 24 rpm^{[2; 2026-10-06]}	23 rpm^{[1; 2026-10-01]}	24 rpm^{[2; 2026-10-06]}
Short-time duty (S2)	4 min^{[1; 2026-10-01]}	4 min^{[2; 2026-10-06]}
Dimensions & mounting
Motor diameter	35 mm^{[1; 2026-10-01]}	Not published
Overall length	405 mm^{[1; 2026-10-01]}	Not published
Weight	1.24 kg^{[1; 2026-10-01]}	Not published
Limits & protection
Limit settingDiffers: Mechanical^{[1; 2026-10-01]} vs Electronic^{[2; 2026-10-06]}	Mechanical^{[1; 2026-10-01]}	Electronic^{[2; 2026-10-06]}
Limit rangeDiffers: 9 turns^{[1; 2026-10-01]} vs 250 turns^{[2; 2026-10-06]}	9 turns^{[1; 2026-10-01]}	250 turns^{[2; 2026-10-06]}
Control & communication
Control protocol	Not published	RTS^{[3; 2026-09-30]}
Radio frequency	Not published	433.42 MHz^{[2; 2026-10-06]}
Environment & protection
IP ratingDiffers: IP44^{[1; 2026-10-01]} vs IP31^{[2; 2026-10-06]}	IP44^{[1; 2026-10-01]}Highest stated	IP31^{[2; 2026-10-06]}
Operating temp. (min)	Not published	0 °C^{[2; 2026-10-06]}
Operating temp. (max)	Not published	60 °C^{[2; 2026-10-06]}
Noise level	Not published	38 dB(A)^{[2; 2026-10-06]}
Documents	Request datasheet	Official datasheet ↗

Series

Cross-brand alternatives

A-OK AM35 Wide Voltage DC Input Electronic Limit Motor: 6 Nm^{[A-OK Motor manufacturer site (product catalog); 2026-09-30]}, Ø 35 mm^{[A-OK Motor manufacturer site (product catalog); 2026-10-05]}
Becker P6-20-C28: 6 Nm^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}, Ø 35 mm^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}, 12 V^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}
Gaposa SILEO XS4EX620: 6 Nm^{[Gaposa manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Gaposa manufacturer site (product catalog); 2026-10-01]}, 230 V^{[Gaposa manufacturer site (product catalog); 2026-10-01]}
Gaposa SILEO XS4E620: 6 Nm^{[Gaposa manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Gaposa manufacturer site (product catalog); 2026-10-01]}, 230 V^{[Gaposa manufacturer site (product catalog); 2026-10-01]}
Gaposa SILEO XS4P620: 6 Nm^{[Gaposa manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Gaposa manufacturer site (product catalog); 2026-10-01]}, 230 V^{[Gaposa manufacturer site (product catalog); 2026-10-01]}
Gaposa SILEO XS4NX620: 6 Nm^{[Gaposa manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Gaposa manufacturer site (product catalog); 2026-10-01]}, 230 V^{[Gaposa manufacturer site (product catalog); 2026-10-01]}

Questions and answers

What supply voltage and frequency does each use?: Rated voltage — Wistar motor WSS40S · 6 Nm · 23 rpm: 230 V; Somfy Sonesse® ULTRA 506A2 RTS: 120 V. Mains frequency — Wistar motor WSS40S · 6 Nm · 23 rpm: 60 Hz; Somfy Sonesse® ULTRA 506A2 RTS: 60 Hz. Power supply type — Wistar motor WSS40S · 6 Nm · 23 rpm: AC mains; Somfy Sonesse® ULTRA 506A2 RTS: AC mains.
What torque and speed is each rated for?: Rated torque — Wistar motor WSS40S · 6 Nm · 23 rpm: 6 Nm; Somfy Sonesse® ULTRA 506A2 RTS: 6 Nm. Rated speed — Wistar motor WSS40S · 6 Nm · 23 rpm: 23 rpm; Somfy Sonesse® ULTRA 506A2 RTS: 24 rpm.
What protocols and control options does each support?: Limit setting — Wistar motor WSS40S · 6 Nm · 23 rpm: Mechanical; Somfy Sonesse® ULTRA 506A2 RTS: Electronic. Control protocol — Somfy Sonesse® ULTRA 506A2 RTS: RTS.
Which durability indicators does each publish?: OpenAxia does not rate reliability; the published indicators are: Short-time duty (S2) — Wistar motor WSS40S · 6 Nm · 23 rpm: 4 min; Somfy Sonesse® ULTRA 506A2 RTS: 4 min. IP rating — Wistar motor WSS40S · 6 Nm · 23 rpm: IP44; Somfy Sonesse® ULTRA 506A2 RTS: IP31.

Sources

↑Wistar motor manufacturer site (product catalog)wistarmotor.comSeries / product line: Ref: WSS40SManufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 12474, 12460, 12472, 12450, 12458, 12462, 12446, 12448, 12464, 12454, 12466, 12470, 12476, 12468, 12452
↑Somfy PDF catalogueservice.somfy.comRated voltage: Voltage Supply: 120V AC, 60Hz [1002562] (p. 1)Manufacturer-stated · Observed 2026-10-06 · Retrieved 2026-10-06 · Public web pageUsed for: 50428, 50430, 50429, 50437, 50441, 50436, 50438, 50439, 50432, 50433, 50440, 50431, 50434, 50435, 50442
↑Somfy Systems (North America) manufacturer site (product catalog)somfysystems.comRated power input: Consumption during operation 114 WManufacturer-stated · Observed 2026-09-30 · Retrieved 2026-09-30 · Public web pageUsed for: 3609, 10105, 3611

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Wistar motor WSS40S · 6 Nm · 23 rpm vs Somfy Sonesse® ULTRA 506A2 RTS