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Last verified: 2026-11-03

Verifiable indicators

Short-time duty (S2) — Wistar motor WSME50 · 40 Nm · 13 rpm: 4 min^{[1; 2026-10-01]}; Nice 230 Vac E M 4012: 4 min^{[2; 2026-10-01]}. Elero RolTop M · 40 Nm · 14 rpm: Not published. Elero RolTop M-868 · 40 Nm · 14 rpm: Not published.

Rated life — Wistar motor WSME50 · 40 Nm · 13 rpm: Not published. Elero RolTop M · 40 Nm · 14 rpm: Not published. Elero RolTop M-868 · 40 Nm · 14 rpm: Not published. Nice 230 Vac E M 4012: Not published.

Thermal protection — Wistar motor WSME50 · 40 Nm · 13 rpm: Not published. Elero RolTop M · 40 Nm · 14 rpm: Not published. Elero RolTop M-868 · 40 Nm · 14 rpm: Not published. Nice 230 Vac E M 4012: Not published.

IP rating — Wistar motor WSME50 · 40 Nm · 13 rpm: IP44^{[7; 2026-10-06]}; Nice 230 Vac E M 4012: IP44^{[2; 2026-10-01]}. Elero RolTop M · 40 Nm · 14 rpm: Not published. Elero RolTop M-868 · 40 Nm · 14 rpm: Not published.

Comparison table
Property	Wistar motor WSME50 · 40 Nm · 13 rpmWistar motorWSME50-40/13	Elero RolTop M · 40 Nm · 14 rpmElero34 251.0001	Elero RolTop M-868 · 40 Nm · 14 rpmElero34 252.0006	Nice 230 Vac E M 4012NiceE M 4012
Series & variant axes
SeriesDiffers: WSME50 vs RolTop M vs RolTop M-868 vs Era M	WSME50	RolTop M	RolTop M-868	Era M
Identity & lineage
Series / product line	WSME50^{[1; 2026-10-01]}	Not published	Not published	Not published
Electrical
Rated voltage	230 V^{[1; 2026-10-01]}	Not published	Not published	230 V^{[2; 2026-10-01]}
Mains frequency	50 Hz^{[1; 2026-10-01]}	Not published	Not published	50 Hz^{[2; 2026-10-01]}
Power supply type	AC mains^{[1; 2026-10-01]}	Not published	Not published	AC mains^{[2; 2026-10-01]}
Rated power inputDiffers: 226 W^{[1; 2026-10-01]} vs Not published vs Not published vs 245 W^{[2; 2026-10-01]}	226 W^{[1; 2026-10-01]}	Not published	Not published	245 W^{[2; 2026-10-01]}
Rated currentDiffers: 0.95 A^{[1; 2026-10-01]} vs Not published vs Not published vs 1.1 A^{[2; 2026-10-01]}	0.95 A^{[1; 2026-10-01]}	Not published	Not published	1.1 A^{[2; 2026-10-01]}
Cable length	Not published	Not published	Not published	2.5 m^{[3; 2026-11-03]}
Drive performance
Rated torque	40 Nm^{[1; 2026-10-01]}	40 Nm^{[4; 2026-10-02]}	40 Nm^{[4; 2026-09-23]}	40 Nm^{[2; 2026-10-01]}
Rated speedDiffers: 13 rpm^{[1; 2026-10-01]} vs 14 rpm^{[4; 2026-10-02]} vs 14 rpm^{[4; 2026-09-23]} vs 12 rpm^{[2; 2026-10-01]}	13 rpm^{[1; 2026-10-01]}	14 rpm^{[4; 2026-10-02]}	14 rpm^{[4; 2026-09-23]}	12 rpm^{[2; 2026-10-01]}
Short-time duty (S2)	4 min^{[1; 2026-10-01]}	Not published	Not published	4 min^{[2; 2026-10-01]}
Max load	Not published	Not published	Not published	75 kg^{[2; 2026-10-01]}
Dimensions & mounting
Motor diameter	45 mm^{[1; 2026-10-01]}	45 mm^{[5; 2026-10-09]}	45 mm^{[5; 2026-10-09]}	45 mm^{[3; 2026-10-07]}
Fits tube diameter	Not published	≥ 50 mm^{[4; 2026-10-02]}	≥ 50 mm^{[4; 2026-10-01]}	Not published
Overall lengthDiffers: 700 mm^{[1; 2026-10-01]} vs Not published vs Not published vs 486 mm^{[2; 2026-10-01]}	700 mm^{[1; 2026-10-01]}	Not published	Not published	486 mm^{[2; 2026-10-01]}
WeightDiffers: 4.15 kg^{[1; 2026-10-01]} vs Not published vs Not published vs 2.45 kg^{[2; 2026-10-01]}	4.15 kg^{[1; 2026-10-01]}	Not published	Not published	2.45 kg^{[2; 2026-10-01]}
Limits & protection
Limit settingDiffers: Mechanical^{[1; 2026-10-01]} vs Electronic^{[4; 2026-10-02]} vs Electronic^{[4; 2026-10-01]} vs Mechanical^{[3; 2026-10-07]}	Mechanical^{[1; 2026-10-01]}	Electronic^{[4; 2026-10-02]}	Electronic^{[4; 2026-10-01]}	Mechanical^{[3; 2026-10-07]}
Limit range	27 turns^{[1; 2026-10-01]}	Not published	Not published	27 turns^{[2; 2026-10-01]}
Control & communication
Control protocol	Not published	Not published	Proprietary RF^{[4; 2026-10-01]}	Not published
Control interface (as stated)	Not published	Hardwired^{[4; 2026-10-02]}	Radio^{[4; 2026-10-01]}	Not published
Radio frequency	Not published	Not published	868 MHz^{[6; 2026-09-23]}	Not published
Max paired transmitters	15 pcs^{[7; 2026-10-06]}	Not published	Not published	Not published
Environment & protection
IP rating	IP44^{[7; 2026-10-06]}	Not published	Not published	IP44^{[2; 2026-10-01]}
Operating temp. (min)	-10 °C^{[7; 2026-10-06]}	Not published	Not published	Not published
Operating temp. (max)	55 °C^{[7; 2026-10-06]}	Not published	Not published	Not published
Application
Applications	Not published	Roller shutter^{[4; 2026-10-02]}	Roller shutter^{[4; 2026-10-01]}	Not published
Compliance & declarations
Marks stated by vendor	Not published	Not published	Not published	CE^{[3; 2026-11-03]}, NF^{[3; 2026-11-03]}
Documents	Request datasheet	Request datasheet	Request datasheet	Request datasheet

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: 14035, 14026, 14034, 14016, 14024, 14028, 14012, 14014, 14030, 14020, 14031, 14033, 14036, 14032
↑Nice S.p.A. PDF catalogueniceforyou.comRated voltage: Power supply (Vac/Hz): 230/50 [E M 4012] (p. 116)Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 38996, 38998, 38997, 39000, 38999, 39001, 39002, 39005, 39003, 39006, 39007, 39004, 39008
↑Nice manufacturer site (product catalog)niceforyou.comCable length: Lunghezza del cavo di alimentazione 2,5 mManufacturer-stated · Observed 2026-11-03 · Retrieved 2026-09-23 · Public web pageUsed for: 68518, 51619, 51622, 68516, 68517
↑Elero manufacturer site (product catalog)elero.comRated torque: 40 NmManufacturer-stated · Observed 2026-10-02 · Retrieved 2026-09-23 · Public web pageUsed for: 44516, 1957, 44517, 1958, 44518, 27262, 44519, 27261, 27263, 44520, 27259, 44521, 27260
↑Tubular diameter derivation tdia-elero-catalog-2026-p51-roltop-melero.com[tdia-elero-catalog-2026-p51-roltop-m] Ø 45 mm from "RolTop M". archive: vendor/elero/aero/catalog_pdf/d3db2f5a3087a18e41569789454c321eaa3e24c3927400842437f18ecca3c54a.pdf p51. elero catalogue 2026 p51, Technical data RolTop M-868 /-K / RolTop M /-K / RolTop M-868 / RolTop M high-speed version / RolTop/D+ M-868 / RolTop/D+ M / RolTop/D+ M NHK / RolTop s_onro M-868 / RolTop s_onro M / RolTop/J M-868 / RolTop/J M: "Min. shaft diameter (mm) 50 … Diameter (mm) 45"Derived (vendor document) · Observed 2026-10-09 · Retrieved 2026-10-09 · Public web pageUsed for: 54634, 54625
↑Elero manufacturer site (product catalog)elero.commodel: RolTop M-868 RolTop M40-868Derived · Observed 2026-09-23 · Retrieved 2026-09-23 · Public web pageUsed for: 7406
↑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: 50080, 50079, 50081, 50082

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Sources