What supply voltage and frequency does each use?

Rated voltage — Elero RolTop S-868 · 8 Nm · 17 rpm: 230 V; Nice Era Plus M 817: 230 V. Mains frequency — Elero RolTop S-868 · 8 Nm · 17 rpm: 50 Hz; Nice Era Plus M 817: 50 Hz. Power supply type — Elero RolTop S-868 · 8 Nm · 17 rpm: AC mains; Nice Era Plus M 817: AC mains.

What torque and speed is each rated for?

Rated torque — Elero RolTop S-868 · 8 Nm · 17 rpm: 8 Nm; Nice Era Plus M 817: 8 Nm. Rated speed — Elero RolTop S-868 · 8 Nm · 17 rpm: 17 rpm; Nice Era Plus M 817: 17 rpm.

Which durability indicators does each publish?

OpenAxia does not rate reliability; the published indicators are: Short-time duty (S2) — Elero RolTop S-868 · 8 Nm · 17 rpm: 4 min; Nice Era Plus M 817: 4 min. IP rating — Nice Era Plus M 817: IP44.

Elero RolTop S-868 · 8 Nm · 17 rpm vs Nice Era Plus M 817

Rated power input — Elero RolTop S-868 · 8 Nm · 17 rpm: 168 W^{[1; 2026-10-01]}; Nice Era Plus M 817: 120 W^{[2; 2026-10-01]}.

Rated current — Elero RolTop S-868 · 8 Nm · 17 rpm: 0.73 A^{[1; 2026-10-01]}; Nice Era Plus M 817: 0.55 A^{[2; 2026-10-01]}.

Weight — Elero RolTop S-868 · 8 Nm · 17 rpm: 1.3 kg^{[1; 2026-10-01]}; Nice Era Plus M 817: 2.15 kg^{[2; 2026-10-01]}.

Last verified: 2026-10-09

When to choose Elero RolTop S-868 · 8 Nm · 17 rpm

For 230 V^{[1; 2026-10-01]} / 50 Hz^{[1; 2026-10-01]} mains.
For the stated supply type: AC mains^{[1; 2026-10-01]}.
For the stated diameter: 35 mm^{[3; 2026-10-09]}.
For a rated torque of 8 Nm^{[1; 2026-10-01]}.

When to choose Nice Era Plus M 817

For 230 V^{[2; 2026-10-01]} / 50 Hz^{[2; 2026-10-01]} mains.
For the stated supply type: AC mains^{[2; 2026-10-01]}.
For a rated torque of 8 Nm^{[2; 2026-10-01]}.
For a rated speed of 17 rpm^{[2; 2026-10-01]}.

Verifiable indicators

Short-time duty (S2) — Elero RolTop S-868 · 8 Nm · 17 rpm: 4 min^{[1; 2026-10-01]}; Nice Era Plus M 817: 4 min^{[2; 2026-10-01]}.

Rated life — Elero RolTop S-868 · 8 Nm · 17 rpm: Not published. Nice Era Plus M 817: Not yet collected.

Thermal protection — Elero RolTop S-868 · 8 Nm · 17 rpm: Not published. Nice Era Plus M 817: Not yet collected.

IP rating — Nice Era Plus M 817: IP44^{[2; 2026-10-01]}. Elero RolTop S-868 · 8 Nm · 17 rpm: Not published.

Comparison table
Property	Elero RolTop S-868 · 8 Nm · 17 rpmElero30 254.0006	Nice Era Plus M 817NiceE PLUS M 817
Series & variant axes
SeriesDiffers: RolTop S-868 vs Era Plus M	RolTop S-868	Era Plus M
Electrical
Rated voltage	230 V^{[1; 2026-10-01]}	230 V^{[2; 2026-10-01]}
Mains frequency	50 Hz^{[1; 2026-10-01]}	50 Hz^{[2; 2026-10-01]}
Power supply type	AC mains^{[1; 2026-10-01]}	AC mains^{[2; 2026-10-01]}
Rated power inputDiffers: 168 W^{[1; 2026-10-01]} vs 120 W^{[2; 2026-10-01]}	168 W^{[1; 2026-10-01]}	120 W^{[2; 2026-10-01]}
Standby power	Not published	< 0.5 W^{[2; 2026-10-01]}
Rated currentDiffers: 0.73 A^{[1; 2026-10-01]} vs 0.55 A^{[2; 2026-10-01]}	0.73 A^{[1; 2026-10-01]}	0.55 A^{[2; 2026-10-01]}
Drive performance
Rated torque	8 Nm^{[1; 2026-10-01]}	8 Nm^{[2; 2026-10-01]}
Rated speed	17 rpm^{[1; 2026-10-01]}	17 rpm^{[2; 2026-10-01]}
Short-time duty (S2)	4 min^{[1; 2026-10-01]}	4 min^{[2; 2026-10-01]}
Duty type	S2^{[1; 2026-10-01]}	—
Dimensions & mounting
Motor diameter	35 mm^{[3; 2026-10-09]}	—
Fits tube diameter	≥ 38 mm^{[4; 2026-10-01]}	—
Overall length	Not published	426 mm^{[2; 2026-10-01]}
WeightDiffers: 1.3 kg^{[1; 2026-10-01]} vs 2.15 kg^{[2; 2026-10-01]}	1.3 kg^{[1; 2026-10-01]}	2.15 kg^{[2; 2026-10-01]}
Limits & protection
Limit setting	Electronic^{[4; 2026-10-01]}	—
Limit range	Not published	92 turns^{[2; 2026-10-01]}
Control & communication
Control protocol	Proprietary RF^{[4; 2026-10-01]}	—
Control interface (as stated)	Radio^{[4; 2026-10-01]}	—
Radio frequency	868 MHz^{[5; 2026-09-23]}	—
Environment & protection
IP rating	Not published	IP44^{[2; 2026-10-01]}
Application
Applications	Roller blind^{[4; 2026-10-05]}, Roller shutter^{[4; 2026-10-01]}, Screen^{[4; 2026-10-01]}	—
Documents	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

Series

Cross-brand alternatives

Wistar motor WSEB40-8/23: 8 Nm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, 120 V^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}
Wistar motor WSS40-8/23: 8 Nm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, 120 V^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}
Wistar motor WSER40-8/23: 8 Nm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, 120 V^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}
Wistar motor WSEC40-8/23: 8 Nm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, 120 V^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}
Becker P9-16-C01 PLUS inkl. Mini-Lasche: 9 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 35 mm^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}, 230 V^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}
Becker P9-16-C01 PLUS: 9 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 35 mm^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}, 230 V^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}

Data gaps

Nice Era Plus M 817: Series / product line — Not yet collected
Nice Era Plus M 817: Cable connection — Not yet collected
Nice Era Plus M 817: Cable length — Not yet collected
Nice Era Plus M 817: Speed range (min) — Not yet collected
Nice Era Plus M 817: Motor diameter — Not yet collected
Nice Era Plus M 817: Fits tube diameter — Not yet collected
Nice Era Plus M 817: Limit setting — Not yet collected
Nice Era Plus M 817: Control protocol — Not yet collected
Nice Era Plus M 817: Radio frequency — Not yet collected
Nice Era Plus M 817: Two-way feedback — Not yet collected
Nice Era Plus M 817: Operating temp. (min) — Not yet collected
Nice Era Plus M 817: Operating temp. (max) — Not yet collected
Nice Era Plus M 817: Noise level — Not yet collected
Nice Era Plus M 817: Applications — Not yet collected
Nice Era Plus M 817: Marks stated by vendor — Not yet collected

Questions and answers

What supply voltage and frequency does each use?: Rated voltage — Elero RolTop S-868 · 8 Nm · 17 rpm: 230 V; Nice Era Plus M 817: 230 V. Mains frequency — Elero RolTop S-868 · 8 Nm · 17 rpm: 50 Hz; Nice Era Plus M 817: 50 Hz. Power supply type — Elero RolTop S-868 · 8 Nm · 17 rpm: AC mains; Nice Era Plus M 817: AC mains.
What torque and speed is each rated for?: Rated torque — Elero RolTop S-868 · 8 Nm · 17 rpm: 8 Nm; Nice Era Plus M 817: 8 Nm. Rated speed — Elero RolTop S-868 · 8 Nm · 17 rpm: 17 rpm; Nice Era Plus M 817: 17 rpm.
Which durability indicators does each publish?: OpenAxia does not rate reliability; the published indicators are: Short-time duty (S2) — Elero RolTop S-868 · 8 Nm · 17 rpm: 4 min; Nice Era Plus M 817: 4 min. IP rating — Nice Era Plus M 817: IP44.

Sources

↑Elero GmbH PDF catalogue elero_Catalog_2026_oP_08-26_EN.pdf (Title)elero.comRated voltage: Rated voltage (V): 1 ~ 230 [302540006] (p. 24)Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 32817, 32819, 32818, 32821, 32820, 32815, 32816, 32822, 32823, 32824
↑Nice S.p.A. PDF catalogueniceforyou.comRated voltage: Power supply (Vac/Hz): 230/50 [E PLUS M 817] (p. 126)Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 39137, 39139, 39138, 39141, 39142, 39140, 39143, 39144, 39146, 39147, 39148, 39145, 39149
↑Tubular diameter derivation tdia-elero-catalog-2026-p23-roltop-selero.com[tdia-elero-catalog-2026-p23-roltop-s] Ø 35 mm from "RolTop S-868". 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: 54592
↑Elero manufacturer site (product catalog)elero.comFits tube (min.): Shaft size (mm) from 38Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-09-23 · Public web pageUsed for: 27085, 27084, 27086, 27081, 49027, 27082, 27083
↑Elero manufacturer site (product catalog)elero.commodel: RolTop S-868 RolTop S8-868Derived · Observed 2026-09-23 · Retrieved 2026-09-23 · Public web pageUsed for: 7371

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