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Last verified: 2026-11-02

Verifiable indicators

Short-time duty (S2) — Wistar motor WSS40 · 10 Nm · 19 rpm: 4 min^{[1; 2026-10-01]}; Nice Next Fit MB · 10 Nm · 20 rpm: 6 min^{[2; 2026-10-01]}; Elero RolTop S · 10 Nm · 17 rpm: 4 min^{[3; 2026-10-01]}; Elero RolTop S-868 · 10 Nm · 17 rpm: 4 min^{[3; 2026-10-01]}.

Rated life — Wistar motor WSS40 · 10 Nm · 19 rpm: Not published. Nice Next Fit MB · 10 Nm · 20 rpm: Not yet collected. Elero RolTop S · 10 Nm · 17 rpm: Not published. Elero RolTop S-868 · 10 Nm · 17 rpm: Not published.

Thermal protection — Wistar motor WSS40 · 10 Nm · 19 rpm: Not published. Nice Next Fit MB · 10 Nm · 20 rpm: Not yet collected. Elero RolTop S · 10 Nm · 17 rpm: Not published. Elero RolTop S-868 · 10 Nm · 17 rpm: Not published.

IP rating — Wistar motor WSS40 · 10 Nm · 19 rpm: IP44^{[1; 2026-10-01]}; Nice Next Fit MB · 10 Nm · 20 rpm: IP44^{[2; 2026-10-01]}. Elero RolTop S · 10 Nm · 17 rpm: Not published. Elero RolTop S-868 · 10 Nm · 17 rpm: Not published.

Comparison table
Property	Wistar motor WSS40 · 10 Nm · 19 rpmWistar motorWSS40-10/19	Nice Next Fit MB · 10 Nm · 20 rpmNiceNEXT FIT MB1020	Elero RolTop S · 10 Nm · 17 rpmElero30 823.0001	Elero RolTop S-868 · 10 Nm · 17 rpmElero30 824.0006
Series & variant axes
SeriesDiffers: WSS40 vs Next Fit MB vs RolTop S vs RolTop S-868	WSS40	Next Fit MB	RolTop S	RolTop S-868
Identity & lineage
Series / product line	WSS40^{[1; 2026-10-01]}	—	Not published	Not published
Electrical
Rated voltage	230 V^{[1; 2026-10-01]}	230 V^{[2; 2026-10-01]}	230 V^{[3; 2026-10-01]}	230 V^{[3; 2026-10-01]}
Mains frequency	50 Hz^{[1; 2026-10-01]}	50 Hz^{[2; 2026-10-01]}	50 Hz^{[3; 2026-10-01]}	50 Hz^{[3; 2026-10-01]}
Power supply type	AC mains^{[1; 2026-10-01]}	AC mains^{[2; 2026-10-01]}	AC mains^{[3; 2026-10-01]}	AC mains^{[3; 2026-10-01]}
Rated power inputDiffers: 155 W^{[1; 2026-10-01]} vs 85 W^{[2; 2026-10-01]} vs 140 W^{[3; 2026-10-01]} vs 140 W^{[3; 2026-10-01]}	155 W^{[1; 2026-10-01]}	85 W^{[2; 2026-10-01]}	140 W^{[3; 2026-10-01]}	140 W^{[3; 2026-10-01]}
Standby power	Not published	< 0.5 W^{[2; 2026-10-01]}	Not published	Not published
Rated currentDiffers: 0.68 A^{[1; 2026-10-01]} vs 0.65 A^{[2; 2026-10-01]} vs 0.6 A^{[3; 2026-10-01]} vs 0.6 A^{[3; 2026-10-01]}	0.68 A^{[1; 2026-10-01]}	0.65 A^{[2; 2026-10-01]}	0.6 A^{[3; 2026-10-01]}	0.6 A^{[3; 2026-10-01]}
Drive performance
Rated torque	10 Nm^{[1; 2026-10-01]}	10 Nm^{[2; 2026-10-01]}	10 Nm^{[3; 2026-10-01]}	10 Nm^{[3; 2026-10-01]}
Rated speedDiffers: 19 rpm^{[1; 2026-10-01]} vs 20 rpm^{[2; 2026-10-01]} vs 17 rpm^{[3; 2026-10-01]} vs 17 rpm^{[3; 2026-10-01]}	19 rpm^{[1; 2026-10-01]}	20 rpm^{[2; 2026-10-01]}	17 rpm^{[3; 2026-10-01]}	17 rpm^{[3; 2026-10-01]}
Short-time duty (S2)Differs: 4 min^{[1; 2026-10-01]} vs 6 min^{[2; 2026-10-01]} vs 4 min^{[3; 2026-10-01]} vs 4 min^{[3; 2026-10-01]}	4 min^{[1; 2026-10-01]}	6 min^{[2; 2026-10-01]}Highest stated	4 min^{[3; 2026-10-01]}	4 min^{[3; 2026-10-01]}
Duty type	Not published	—	S2^{[3; 2026-10-01]}	S2^{[3; 2026-10-01]}
Dimensions & mounting
Motor diameter	35 mm^{[1; 2026-10-01]}	—	35 mm^{[4; 2026-10-09]}	35 mm^{[4; 2026-10-09]}
Fits tube diameter	Not published	—	≥ 38 mm^{[5; 2026-10-02]}	≥ 38 mm^{[5; 2026-10-01]}
Overall lengthDiffers: 480 mm^{[1; 2026-10-01]} vs 531 mm^{[2; 2026-10-01]} vs Not published vs Not published	480 mm^{[1; 2026-10-01]}	531 mm^{[2; 2026-10-01]}	Not published	Not published
WeightDiffers: 1.3 kg^{[1; 2026-10-01]} vs — vs 1.2 kg^{[3; 2026-10-01]} vs 1.2 kg^{[3; 2026-10-01]}	1.3 kg^{[1; 2026-10-01]}	—	1.2 kg^{[3; 2026-10-01]}	1.2 kg^{[3; 2026-10-01]}
Limits & protection
Limit settingDiffers: Mechanical^{[1; 2026-10-01]} vs — vs Electronic^{[5; 2026-10-02]} vs Electronic^{[5; 2026-10-01]}	Mechanical^{[1; 2026-10-01]}	—	Electronic^{[5; 2026-10-02]}	Electronic^{[5; 2026-10-01]}
Limit range	27 turns^{[1; 2026-10-01]}	—	Not published	Not published
Control & communication
Control protocol	Not published	—	Not published	Proprietary RF^{[5; 2026-10-01]}
Control interface (as stated)	Not published	—	Hardwired^{[5; 2026-10-02]}	Radio^{[5; 2026-10-01]}
Radio frequency	Not published	—	Not published	868 MHz^{[6; 2026-09-23]}
Environment & protection
IP rating	IP44^{[1; 2026-10-01]}	IP44^{[2; 2026-10-01]}	Not published	Not published
Operating temp. (min)	Not published	-20 °C^{[2; 2026-10-01]}	Not published	Not published
Operating temp. (max)	Not published	70 °C^{[2; 2026-10-01]}	Not published	Not published
Noise level	Not published	45 dB(A)^{[2; 2026-11-02]}	Not published	Not published
Application
Applications	Not published	—	Roller blind^{[5; 2026-10-05]}, Roller shutter^{[5; 2026-10-02]}, Screen^{[5; 2026-10-02]}	Roller blind^{[5; 2026-10-05]}, Roller shutter^{[5; 2026-10-01]}, Screen^{[5; 2026-10-01]}
Documents	Request datasheet	Request datasheet	Request datasheet	Request datasheet

— 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

Nice Next Fit MB · 10 Nm · 20 rpm: Series / product line — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Cable connection — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Cable length — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Speed range (min) — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Motor diameter — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Fits tube diameter — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Weight — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Limit setting — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Limit range — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Control protocol — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Radio frequency — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Two-way feedback — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Applications — Not yet collected
Nice Next Fit MB · 10 Nm · 20 rpm: Marks stated by vendor — Not yet collected

Sources

↑Wistar motor manufacturer site (product catalog)wistarmotor.comSeries / product line: Ref: WSS40Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 13234, 13220, 13232, 13210, 13218, 13222, 13206, 13208, 13224, 13214, 13226, 13230, 13236, 13228, 13212
↑Nice S.p.A. PDF catalogueniceforyou.comRated voltage: Power supply (Vac): 230 [NEXT FIT MB1020] (p. 111)Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 38754, 38756, 38755, 38757, 38759, 38758, 38761, 38762, 38763, 38764, 38760, 38765, 38766, 68014
↑Elero GmbH PDF catalogue elero_Catalog_2026_oP_08-26_EN.pdf (Title)elero.comRated voltage: Rated voltage (V): 1 ~ 230 [308230001] (p. 24)Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 32847, 32837, 32849, 32839, 32848, 32838, 32851, 32841, 32850, 32840, 32845, 32835, 32846, 32836, 32852, 32842, 32853, 32843, 32854, 32844
↑Tubular diameter derivation tdia-elero-catalog-2026-p23-roltop-selero.com[tdia-elero-catalog-2026-p23-roltop-s] Ø 35 mm from "RolTop S". archive: vendor/elero/aero/catalog_pdf/d3db2f5a3087a18e41569789454c321eaa3e24c3927400842437f18ecca3c54a.pdf p23. elero catalogue 2026 p23, Technical data RolTop S-868 / RolTop S / RolTop S high-speed version / RolTop/D+ S-868 / RolTop/D+ S / RolTop/T S-868: "Min. shaft diameter (mm) 38 … Diameter (mm) 35"Derived (vendor document) · Observed 2026-10-09 · Retrieved 2026-10-09 · Public web pageUsed for: 54582, 54594
↑Elero manufacturer site (product catalog)elero.comFits tube (min.): Shaft size (mm) from 38Manufacturer-stated · Observed 2026-10-02 · Retrieved 2026-09-23 · Public web pageUsed for: 44347, 27097, 44348, 27096, 27098, 44349, 27093, 49017, 44350, 44351, 49029, 27094, 27095
↑Elero manufacturer site (product catalog)elero.commodel: RolTop S-868 RolTop S10-868 FLDerived · Observed 2026-09-23 · Retrieved 2026-09-23 · Public web pageUsed for: 7375

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Verifiable indicators

Data gaps

Sources