What torque and speed is each rated for?

Rated torque — Nice ERA INN EDGE S AC E EDGE SI 620 AC: 6 Nm; A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: 6 Nm. Rated speed — Nice ERA INN EDGE S AC E EDGE SI 620 AC: 20 rpm; A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: 20 rpm.

What protocols and control options does each support?

Limit setting — Nice ERA INN EDGE S AC E EDGE SI 620 AC: Electronic; A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: Electronic. Control protocol — Nice ERA INN EDGE S AC E EDGE SI 620 AC: Proprietary RF; A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: Proprietary RF.

Which durability indicators does each publish?

OpenAxia does not rate reliability; the published indicators are: IP rating — A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: IP64.

Nice ERA INN EDGE S AC E vs A-OK AM45 AC Input Perfect

The two models have 4 matching published parameters. No comparable difference is established by the collected sources. The part numbers differ.^{[2; 2026-09-23]}^{[1; 2026-09-30]}^{[2; 2026-09-23]}^{[1; 2026-09-30]}^{[2; 2026-10-01]}^{[1; 2026-09-30]}^{[2; 2026-10-01]}^{[1; 2026-09-30]}

Last verified: 2026-10-09

When to choose Nice ERA INN EDGE S AC E EDGE SI 620 AC

For the stated diameter: 35 mm^{[3; 2026-10-09]}.
For a rated torque of 6 Nm^{[2; 2026-09-23]}.
For a rated speed of 20 rpm^{[2; 2026-09-23]}.
For the stated control protocol: Proprietary RF^{[2; 2026-10-01]}.

When to choose A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor

For the stated supply type: AC mains^{[1; 2026-09-30]}.
For a rated torque of 6 Nm^{[1; 2026-09-30]}.
For a rated speed of 20 rpm^{[1; 2026-09-30]}.
For the stated control protocol: Proprietary RF^{[1; 2026-09-30]}.

Verifiable indicators

Short-time duty (S2) — Nice ERA INN EDGE S AC E EDGE SI 620 AC: Not published. A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: Not published.

Rated life — Nice ERA INN EDGE S AC E EDGE SI 620 AC: Not published. A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: Not published.

Thermal protection — Nice ERA INN EDGE S AC E EDGE SI 620 AC: Not published. A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: Not published.

IP rating — A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: IP64^{[1; 2026-09-30]}. Nice ERA INN EDGE S AC E EDGE SI 620 AC: Not published.

Comparison table
Property	Nice ERA INN EDGE S AC E EDGE SI 620 ACNiceE EDGE SI 620 AC	A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular MotorA-OKAM45-6/20-MEL-P-H
Series & variant axes
SeriesDiffers: Era Inn Edge S vs AM45	Era Inn Edge S	AM45
Identity & lineage
Series / product line	Not published	AM45^{[1; 2026-09-30]}
Electrical
Power supply type	Not published	AC mains^{[1; 2026-09-30]}
Supply rating (as stated)	Not published	100-24V AC^{[1; 2026-09-30]}
Rated power input	Not published	45 W^{[1; 2026-09-30]}
Rated current	Not published	2 A^{[1; 2026-09-30]}
Drive performance
Rated torque	6 Nm^{[2; 2026-09-23]}	6 Nm^{[1; 2026-09-30]}
Rated speed	20 rpm^{[2; 2026-09-23]}	20 rpm^{[1; 2026-09-30]}
Dimensions & mounting
Motor diameter	35 mm^{[3; 2026-10-09]}	Not published
Fits tube diameter	≥ 35 mm^{[2; 2026-10-01]}	Not published
Limits & protection
Limit setting	Electronic^{[2; 2026-10-01]}	Electronic^{[1; 2026-09-30]}
Control & communication
Control protocol	Proprietary RF^{[2; 2026-10-01]}	Proprietary RF^{[1; 2026-09-30]}
Control interface (as stated)	Radio^{[2; 2026-10-01]}	Not published
Radio frequency	Not published	433 MHz^{[1; 2026-10-01]}
Environment & protection
IP rating	Not published	IP64^{[1; 2026-09-30]}
Noise level	35 dB(A)^{[2; 2026-10-05]}	Not published
Application
Applications	Roller blind^{[2; 2026-10-05]}, Screen^{[2; 2026-10-01]}	Not published
Appearance
Colour / finish	Not published	yellow^{[1; 2026-10-01]}
Documents	Request datasheet	Request datasheet

Series

Cross-brand alternatives

Wistar motor WSS40S-6/19: 6 Nm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, 230 V^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}
Wistar motor WSS40S-6/23: 6 Nm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, 230 V^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}
Wistar motor WSEB40-6/19: 6 Nm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, 230 V^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}
Wistar motor WSEB40-6/28: 6 Nm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, 230 V^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}
Becker P6-20-C28: 6 Nm^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}, Ø 35 mm^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}, 12 V^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}
Wistar motor WSEB40-6/23: 6 Nm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, Ø 35 mm^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}, 230 V^{[Wistar motor manufacturer site (product catalog); 2026-10-01]}

Questions and answers

What torque and speed is each rated for?: Rated torque — Nice ERA INN EDGE S AC E EDGE SI 620 AC: 6 Nm; A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: 6 Nm. Rated speed — Nice ERA INN EDGE S AC E EDGE SI 620 AC: 20 rpm; A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: 20 rpm.
What protocols and control options does each support?: Limit setting — Nice ERA INN EDGE S AC E EDGE SI 620 AC: Electronic; A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: Electronic. Control protocol — Nice ERA INN EDGE S AC E EDGE SI 620 AC: Proprietary RF; A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: Proprietary RF.
Which durability indicators does each publish?: OpenAxia does not rate reliability; the published indicators are: IP rating — A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor: IP64.

Sources

↑A-OK Motor manufacturer site (product catalog)a-okmotor.comSeries / product line: AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular MotorManufacturer-stated · Observed 2026-09-30 · Retrieved 2026-09-23 · Public web pageUsed for: 2975, 2968, 2967, 2971, 2972, 2965, 2966, 2974, 2973, 9873, 2969, 9872
↑Elero manufacturer site (product catalog)elero.comRated torque: 6 NmManufacturer-stated · Observed 2026-09-23 · Retrieved 2026-09-23 · Public web pageUsed for: 1713, 1714, 26359, 26358, 26360, 26356, 48911, 48912, 26357
↑Tubular diameter derivation tdia-nice-era-size-v1niceforyou.com[tdia-nice-era-size-v1] Ø 35 mm from "E EDGE SI 620". Nice Era Star T manual §3.1: motors that are size "S" (Ø = 35 mm) … size "M" (Ø = 45 mm) … size "L" (Ø = 58 mm). Nice Sun Shading catalogue 2026 p70: "ERA INN S Ø 35 mm", "ERA INN M Ø 45 mm".Derived (model name) · Observed 2026-10-09 · Retrieved 2026-10-09 · Public web pageUsed for: 54427

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Nice ERA INN EDGE S AC E EDGE SI 620 AC vs A-OK AM45 AC Input Perfect Alignment Electronic Limit Radio Tubular Motor