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Last verified: 2026-10-09

Verifiable indicators

Short-time duty (S2) — Wistar motor WSS50 · 10 Nm · 16 rpm: 4 min^{[1; 2026-10-01]}. 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. Elero RolMotion M · 10 Nm · 14 rpm: Not published.

Rated life — Wistar motor WSS50 · 10 Nm · 16 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. Elero RolMotion M · 10 Nm · 14 rpm: Not published.

Thermal protection — Wistar motor WSS50 · 10 Nm · 16 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. Elero RolMotion M · 10 Nm · 14 rpm: Not published.

IP rating — 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]}. Wistar motor WSS50 · 10 Nm · 16 rpm: Not published. Elero RolMotion M · 10 Nm · 14 rpm: Not published.

Comparison table
Property	Wistar motor WSS50 · 10 Nm · 16 rpmWistar motorWSS50-10/16	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	Elero RolMotion M · 10 Nm · 14 rpmElero44 221.0001
Series & variant axes
SeriesDiffers: WSS50 vs AM45 vs AM45 vs RolMotion M	WSS50	AM45	AM45	RolMotion M
Torque	—	10 Nm	10 Nm	—
Rated speed	—	17 rpm	17 rpm	—
Identity & lineage
Series / product lineDiffers: WSS50^{[1; 2026-10-01]} vs AM45^{[2; 2026-09-30]} vs AM45^{[2; 2026-09-30]} vs Not published	WSS50^{[1; 2026-10-01]}	AM45^{[2; 2026-09-30]}	AM45^{[2; 2026-09-30]}	Not published
Electrical
Rated voltage	120 V^{[1; 2026-10-01]}	Not published	Not published	Not published
Mains frequency	60 Hz^{[1; 2026-10-01]}	Not published	Not published	Not published
Power supply type	AC mains^{[1; 2026-10-01]}	AC mains^{[2; 2026-09-30]}	AC mains^{[2; 2026-09-30]}	Not published
Rated power inputDiffers: 150 W^{[1; 2026-10-01]} vs 135 W^{[2; 2026-09-30]} vs 135 W^{[2; 2026-09-30]} vs Not published	150 W^{[1; 2026-10-01]}	135 W^{[2; 2026-09-30]}	135 W^{[2; 2026-09-30]}	Not published
Rated currentDiffers: 1.26 A^{[1; 2026-10-01]} vs 0.6 A^{[2; 2026-09-30]} vs 0.6 A^{[2; 2026-09-30]} vs Not published	1.26 A^{[1; 2026-10-01]}	0.6 A^{[2; 2026-09-30]}	0.6 A^{[2; 2026-09-30]}	Not published
Drive performance
Rated torque	10 Nm^{[1; 2026-10-01]}	10 Nm^{[2; 2026-09-30]}	10 Nm^{[2; 2026-09-30]}	10 Nm^{[3; 2026-10-02]}
Rated speedDiffers: 16 rpm^{[1; 2026-10-01]} vs 17 rpm^{[2; 2026-09-30]} vs 17 rpm^{[2; 2026-09-30]} vs 14 rpm^{[3; 2026-10-02]}	16 rpm^{[1; 2026-10-01]}	17 rpm^{[2; 2026-09-30]}	17 rpm^{[2; 2026-09-30]}	14 rpm^{[3; 2026-10-02]}
Speed range (min)	Not published	Not published	Not published	5 rpm^{[3; 2026-10-02]}
Short-time duty (S2)	4 min^{[1; 2026-10-01]}	Not published	Not published	Not published
Dimensions & mounting
Motor diameter	45 mm^{[1; 2026-10-01]}	Not published	Not published	45 mm^{[4; 2026-10-09]}
Fits tube diameter	Not published	Not published	Not published	≥ 50 mm^{[3; 2026-10-02]}
Overall lengthDiffers: — vs 444 mm^{[2; 2026-10-05]} vs 540 mm^{[2; 2026-10-05]} vs Not published	—	444 mm^{[2; 2026-10-05]}	540 mm^{[2; 2026-10-05]}	Not published
Weight	2.25 kg^{[1; 2026-10-01]}	Not published	Not published	Not published
Limits & protection
Limit settingDiffers: Mechanical^{[1; 2026-10-01]} vs Electronic^{[2; 2026-09-30]} vs Mechanical^{[2; 2026-09-30]} vs Electronic^{[3; 2026-10-02]}	Mechanical^{[1; 2026-10-01]}	Electronic^{[2; 2026-09-30]}	Mechanical^{[2; 2026-09-30]}	Electronic^{[3; 2026-10-02]}
Control & communication
Control interface (as stated)	Not published	Not published	Not published	Hardwired^{[3; 2026-10-02]}
Radio frequency	Not published	433.92 MHz^{[2; 2026-10-01]}	Not published	Not published
Environment & protection
IP rating	Not published	IP44^{[2; 2026-09-30]}	IP44^{[2; 2026-09-30]}	Not published
Application
Applications	Not published	Not published	Not published	Roller shutter^{[3; 2026-10-02]}
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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

Data gaps

Wistar motor WSS50 · 10 Nm · 16 rpm: Overall length — Not yet collected
Wistar motor WSS50 · 10 Nm · 16 rpm: Limit range — Not yet collected

Sources

↑Wistar motor manufacturer site (product catalog)wistarmotor.comSeries / product line: Ref: WSS50Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 20006, 19999, 20004, 19995, 19998, 20000, 19993, 19994, 20001, 19996, 20002, 20007
↑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
↑Elero manufacturer site (product catalog)elero.comRated torque: 10 NmManufacturer-stated · Observed 2026-10-02 · Retrieved 2026-09-23 · Public web pageUsed for: 44282, 44283, 44284, 44285, 44286, 44287, 44288
↑Tubular diameter derivation tdia-elero-catalog-2026-p45-rolmotion-melero.com[tdia-elero-catalog-2026-p45-rolmotion-m] Ø 45 mm from "RolMotion M". archive: vendor/elero/aero/catalog_pdf/d3db2f5a3087a18e41569789454c321eaa3e24c3927400842437f18ecca3c54a.pdf p45. elero catalogue 2026 p45, Technical data RolMotion M-868 / RolMotion M / RolMotion/D+ M-868 / RolMotion/D+ M: "Min. shaft diameter (mm) 50 … Diameter (mm) 45"Derived (vendor document) · Observed 2026-10-09 · Retrieved 2026-10-09 · Public web pageUsed for: 54550

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Data gaps

Sources