What supply voltage and frequency does each use?

Power supply type — A-OK AM25 Mechanical Limit DC Tubular Motor: DC; A-OK AM25 AC Input Electronic Limit DC Tubular Motor: AC mains, DC.

What torque and speed is each rated for?

Rated torque — A-OK AM25 Mechanical Limit DC Tubular Motor: 1.2 Nm; A-OK AM25 AC Input Electronic Limit DC Tubular Motor: 1.2 Nm. Rated speed — A-OK AM25 Mechanical Limit DC Tubular Motor: 30 rpm; A-OK AM25 AC Input Electronic Limit DC Tubular Motor: 25 rpm.

What protocols and control options does each support?

Limit setting — A-OK AM25 Mechanical Limit DC Tubular Motor: Mechanical; A-OK AM25 AC Input Electronic Limit DC Tubular Motor: Electronic. Control protocol — A-OK AM25 AC Input Electronic Limit DC Tubular Motor: Proprietary RF, RS-485.

A-OK AM25: 11 W vs 1.2 W

Rated power input — A-OK AM25 Mechanical Limit DC Tubular Motor: 11 W^{[1; 2026-09-30]}; A-OK AM25 AC Input Electronic Limit DC Tubular Motor: 1.2 W^{[1; 2026-09-30]}.

Rated speed — A-OK AM25 Mechanical Limit DC Tubular Motor: 30 rpm^{[1; 2026-09-30]}; A-OK AM25 AC Input Electronic Limit DC Tubular Motor: 25 rpm^{[1; 2026-09-30]}.

Last verified: 2026-10-01

When to choose A-OK AM25 Mechanical Limit DC Tubular Motor

For the stated supply type: DC^{[1; 2026-09-30]}.
For a rated torque of 1.2 Nm^{[1; 2026-09-30]}.
For a rated speed of 30 rpm^{[1; 2026-09-30]}.
For the stated limit type: Mechanical^{[1; 2026-09-30]}.

When to choose A-OK AM25 AC Input Electronic Limit DC Tubular Motor

For the stated supply type: AC mains^{[1; 2026-09-30]}, DC^{[1; 2026-09-30]}.
For a rated torque of 1.2 Nm^{[1; 2026-09-30]}.
For a rated speed of 25 rpm^{[1; 2026-09-30]}.
For the stated control protocol: Proprietary RF^{[1; 2026-09-30]}, RS-485^{[1; 2026-09-30]}.

Verifiable indicators

Short-time duty (S2) — A-OK AM25 Mechanical Limit DC Tubular Motor: Not published. A-OK AM25 AC Input Electronic Limit DC Tubular Motor: Not published.

Rated life — A-OK AM25 Mechanical Limit DC Tubular Motor: Not published. A-OK AM25 AC Input Electronic Limit DC Tubular Motor: Not published.

Thermal protection — A-OK AM25 Mechanical Limit DC Tubular Motor: Not published. A-OK AM25 AC Input Electronic Limit DC Tubular Motor: Not published.

IP rating — A-OK AM25 Mechanical Limit DC Tubular Motor: IP44^{[1; 2026-09-30]}; A-OK AM25 AC Input Electronic Limit DC Tubular Motor: IP44^{[1; 2026-09-30]}.

Comparison table
Property	A-OK AM25 Mechanical Limit DC Tubular MotorA-OKAM25-1.2/30-D	A-OK AM25 AC Input Electronic Limit DC Tubular MotorA-OKAM25-1.2/25-MEL-P
Series & variant axes
Series	AM25	AM25
Torque	1.2 Nm	1.2 Nm
Rated speedDiffers: 30 rpm vs 25 rpm	30 rpm	25 rpm
Electrical
Supply voltage (min)	100 V^{[1; 2026-09-30]}	100 V^{[1; 2026-09-30]}
Supply voltage (max)	240 V^{[1; 2026-09-30]}	240 V^{[1; 2026-09-30]}
Power supply type	DC^{[1; 2026-09-30]}	AC mains^{[1; 2026-09-30]}, DC^{[1; 2026-09-30]}
Supply rating (as stated)	100-240V^{[1; 2026-09-30]}	100-240V^{[1; 2026-09-30]}
Rated power inputDiffers: 11 W^{[1; 2026-09-30]} vs 1.2 W^{[1; 2026-09-30]}	11 W^{[1; 2026-09-30]}	1.2 W^{[1; 2026-09-30]}
Drive performance
Rated torque	1.2 Nm^{[1; 2026-09-30]}	1.2 Nm^{[1; 2026-09-30]}
Rated speedDiffers: 30 rpm^{[1; 2026-09-30]} vs 25 rpm^{[1; 2026-09-30]}	30 rpm^{[1; 2026-09-30]}	25 rpm^{[1; 2026-09-30]}
Limits & protection
Limit settingDiffers: Mechanical^{[1; 2026-09-30]} vs Electronic^{[1; 2026-09-30]}	Mechanical^{[1; 2026-09-30]}	Electronic^{[1; 2026-09-30]}
Control & communication
Control protocol	Not published	Proprietary RF^{[1; 2026-09-30]}, RS-485^{[1; 2026-09-30]}
Radio frequency	433.92 MHz^{[1; 2026-10-01]}	433.92 MHz^{[1; 2026-10-01]}
Environment & protection
IP rating	IP44^{[1; 2026-09-30]}	IP44^{[1; 2026-09-30]}
Operating temp. (min)	-10 °C^{[1; 2026-09-30]}	Not published
Operating temp. (max)	45 °C^{[1; 2026-09-30]}	Not published
View all 4 variants
Documents	Request datasheet	Request datasheet

Same-series variants

Variant axis	A-OK AM25 Mechanical Limit DC Tubular Motor	A-OK AM25 AC Input Electronic Limit DC Tubular Motor
Rated speed	30 rpm^{[A-OK Motor manufacturer site (product catalog); 2026-09-30]}	25 rpm^{[A-OK Motor manufacturer site (product catalog); 2026-09-30]}

Questions and answers

What supply voltage and frequency does each use?: Power supply type — A-OK AM25 Mechanical Limit DC Tubular Motor: DC; A-OK AM25 AC Input Electronic Limit DC Tubular Motor: AC mains, DC.
What torque and speed is each rated for?: Rated torque — A-OK AM25 Mechanical Limit DC Tubular Motor: 1.2 Nm; A-OK AM25 AC Input Electronic Limit DC Tubular Motor: 1.2 Nm. Rated speed — A-OK AM25 Mechanical Limit DC Tubular Motor: 30 rpm; A-OK AM25 AC Input Electronic Limit DC Tubular Motor: 25 rpm.
What protocols and control options does each support?: Limit setting — A-OK AM25 Mechanical Limit DC Tubular Motor: Mechanical; A-OK AM25 AC Input Electronic Limit DC Tubular Motor: Electronic. Control protocol — A-OK AM25 AC Input Electronic Limit DC Tubular Motor: Proprietary RF, RS-485.
Which durability indicators does each publish?: OpenAxia does not rate reliability; the published indicators are: IP rating — A-OK AM25 Mechanical Limit DC Tubular Motor: IP44; A-OK AM25 AC Input Electronic Limit DC Tubular Motor: IP44.

Sources

↑A-OK Motor manufacturer site (product catalog)a-okmotor.comSeries / product line: AM25 Mechanical Limit DC Tubular MotorManufacturer-stated · Observed 2026-09-30 · Retrieved 2026-09-23 · Public web pageUsed for: 2719, 2731, 7125, 7127, 7126, 7129, 2712, 2724, 2723, 2711, 2722, 2715, 2727, 2709, 2720, 2710, 2721, 2718, 2730, 2728, 2729, 9846, 9847, 2713, 2725, 2716, 2717

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A-OK AM25 Mechanical Limit DC Tubular Motor vs A-OK AM25 AC Input Electronic Limit DC Tubular Motor