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Last verified: 2026-10-05

Verifiable indicators

Short-time duty (S2) — Wistar motor WSS40 · 10 Nm · 17 rpm: 4 min^{[1; 2026-10-02]}. A-OK AM45 Built-in Receiver Electronic Limit AC Tubular Motor: Not published. A-OK AM45 Built-in Receiver Mechanical Limit AC Tubular Motor: Not published. Somfy T5 ZsP Hz 10Nm 18rpm 120V: Not published.

Rated life — Wistar motor WSS40 · 10 Nm · 17 rpm: Not published. A-OK AM45 Built-in Receiver Electronic Limit AC Tubular Motor: Not published. A-OK AM45 Built-in Receiver Mechanical Limit AC Tubular Motor: Not published. Somfy T5 ZsP Hz 10Nm 18rpm 120V: Not published.

Thermal protection — Wistar motor WSS40 · 10 Nm · 17 rpm: Not published. A-OK AM45 Built-in Receiver Electronic Limit AC Tubular Motor: Not published. A-OK AM45 Built-in Receiver Mechanical Limit AC Tubular Motor: Not published. Somfy T5 ZsP Hz 10Nm 18rpm 120V: Not published.

IP rating — Wistar motor WSS40 · 10 Nm · 17 rpm: IP44^{[1; 2026-10-02]}; A-OK AM45 Built-in Receiver Electronic Limit AC Tubular Motor: IP44^{[2; 2026-09-30]}; A-OK AM45 Built-in Receiver Mechanical Limit AC Tubular Motor: IP44^{[2; 2026-09-30]}; Somfy T5 ZsP Hz 10Nm 18rpm 120V: IP44^{[3; 2026-09-30]}.

Comparison table
Property	Wistar motor WSS40 · 10 Nm · 17 rpmWistar motorWSS40-10/17	A-OK AM45 Built-in Receiver Electronic Limit AC Tubular MotorA-OKAM45-10/17-MEL	A-OK AM45 Built-in Receiver Mechanical Limit AC Tubular MotorA-OKAM45-10/17-E	Somfy T5 ZsP Hz 10Nm 18rpm 120VSomfy2009153
Series & variant axes
SeriesDiffers: WSS40 vs AM45 vs AM45 vs T5 ZsP Hz	WSS40	AM45	AM45	T5 ZsP Hz
Torque	—	10 Nm	10 Nm	—
Rated speed	—	17 rpm	17 rpm	—
Identity & lineage
Series / product lineDiffers: WSS40^{[1; 2026-10-02]} vs AM45^{[2; 2026-09-30]} vs AM45^{[2; 2026-09-30]} vs Not published	WSS40^{[1; 2026-10-02]}	AM45^{[2; 2026-09-30]}	AM45^{[2; 2026-09-30]}	Not published
Electrical
Rated voltage	120 V^{[1; 2026-10-02]}	Not published	Not published	120 V^{[3; 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]}	AC mains^{[2; 2026-09-30]}	AC mains^{[2; 2026-09-30]}	AC mains^{[3; 2026-09-30]}
Rated power inputDiffers: 103 W^{[1; 2026-10-02]} vs 135 W^{[2; 2026-09-30]} vs 135 W^{[2; 2026-09-30]} vs Not published	103 W^{[1; 2026-10-02]}	135 W^{[2; 2026-09-30]}	135 W^{[2; 2026-09-30]}	Not published
Rated currentDiffers: 0.88 A^{[1; 2026-10-02]} vs 0.6 A^{[2; 2026-09-30]} vs 0.6 A^{[2; 2026-09-30]} vs Not published	0.88 A^{[1; 2026-10-02]}	0.6 A^{[2; 2026-09-30]}	0.6 A^{[2; 2026-09-30]}	Not published
Drive performance
Rated torque	10 Nm^{[1; 2026-10-02]}	10 Nm^{[2; 2026-09-30]}	10 Nm^{[2; 2026-09-30]}	10 Nm^{[3; 2026-10-05]}
Rated speedDiffers: 17 rpm^{[1; 2026-10-02]} vs 17 rpm^{[2; 2026-09-30]} vs 17 rpm^{[2; 2026-09-30]} vs 18 rpm^{[3; 2026-10-05]}	17 rpm^{[1; 2026-10-02]}	17 rpm^{[2; 2026-09-30]}	17 rpm^{[2; 2026-09-30]}	18 rpm^{[3; 2026-10-05]}
Short-time duty (S2)	4 min^{[1; 2026-10-02]}	Not published	Not published	Not published
Dimensions & mounting
Motor diameter	35 mm^{[1; 2026-10-02]}	Not published	Not published	Not published
Overall lengthDiffers: 510 mm^{[1; 2026-10-02]} vs 444 mm^{[2; 2026-10-05]} vs 540 mm^{[2; 2026-10-05]} vs Not published	510 mm^{[1; 2026-10-02]}	444 mm^{[2; 2026-10-05]}	540 mm^{[2; 2026-10-05]}	Not published
Weight	1.3 kg^{[1; 2026-10-02]}	Not published	Not published	Not published
Limits & protection
Limit settingDiffers: Mechanical^{[1; 2026-10-02]} vs Electronic^{[2; 2026-09-30]} vs Mechanical^{[2; 2026-09-30]} vs Not published	Mechanical^{[1; 2026-10-02]}	Electronic^{[2; 2026-09-30]}	Mechanical^{[2; 2026-09-30]}	Not published
Limit range	27 turns^{[1; 2026-10-02]}	Not published	Not published	Not published
Control & communication
Radio frequency	Not published	433.92 MHz^{[2; 2026-10-01]}	Not published	Not published
Environment & protection
IP rating	IP44^{[1; 2026-10-02]}	IP44^{[2; 2026-09-30]}	IP44^{[2; 2026-09-30]}	IP44^{[3; 2026-09-30]}
Noise level	Not published	Not published	Not published	47 dB(A)^{[3; 2026-09-30]}
View all 15 variants
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— 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

Sources

↑Wistar motor manufacturer site (product catalog)wistarmotor.comSeries / product line: Ref: WSS40Manufacturer-stated · Observed 2026-10-02 · Retrieved 2026-10-01 · Public web pageUsed for: 45363, 45356, 45362, 45351, 45355, 45357, 45349, 45350, 45358, 45353, 45359, 45361, 45364, 45360, 45352
↑A-OK Motor manufacturer site (product catalog)a-okmotor.comSeries / product line: AM45 Built-in Receiver Electronic Limit AC Tubular MotorManufacturer-stated · Observed 2026-09-30 · Retrieved 2026-09-23 · Public web pageUsed for: 2850, 2859, 2844, 2853, 2847, 2856, 2848, 2857, 2842, 2851, 2843, 2852, 49201, 49202, 2849, 2858, 9863, 2845, 2854
↑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

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Sources