What supply voltage and frequency does each use?

Rated voltage — Somfy Altus® RTS 530R2: 120 V; Somfy Altus® RTS 525A2: 120 V. Mains frequency — Somfy Altus® RTS 530R2: 60 Hz; Somfy Altus® RTS 525A2: 60 Hz. Power supply type — Somfy Altus® RTS 530R2: AC mains; Somfy Altus® RTS 525A2: AC mains.

What torque and speed is each rated for?

Rated torque — Somfy Altus® RTS 530R2: 30 Nm; Somfy Altus® RTS 525A2: 25 Nm. Rated speed — Somfy Altus® RTS 530R2: 14 rpm; Somfy Altus® RTS 525A2: 20 rpm.

What protocols and control options does each support?

Limit setting — Somfy Altus® RTS 530R2: Electronic; Somfy Altus® RTS 525A2: Electronic. Control protocol — Somfy Altus® RTS 530R2: RTS; Somfy Altus® RTS 525A2: RTS.

Which durability indicators does each publish?

OpenAxia does not rate reliability; the published indicators are: IP rating — Somfy Altus® RTS 530R2: IP44; Somfy Altus® RTS 525A2: IP44.

Somfy Altus® RTS: 530R2 vs 525A2 Compared

Rated power input — Somfy Altus® RTS 530R2: 170 W^{[2; 2026-10-15]}; Somfy Altus® RTS 525A2: 180 W^{[2; 2026-09-30]}.

Rated current — Somfy Altus® RTS 530R2: 1.5 A^{[1; 2026-10-07]}; Somfy Altus® RTS 525A2: 1.6 A^{[1; 2026-10-07]}.

Cable length — Somfy Altus® RTS 530R2: 2 m^{[1; 2026-10-07]}; Somfy Altus® RTS 525A2: 3.75 m^{[1; 2026-10-07]}.

Last verified: 2026-10-15

When to choose Somfy Altus® RTS 530R2

For 120 V^{[1; 2026-10-07]} / 60 Hz^{[1; 2026-10-07]} mains.
For the stated supply type: AC mains^{[1; 2026-10-07]}.
For a rated torque of 30 Nm^{[1; 2026-10-07]}.
For a rated speed of 14 rpm^{[1; 2026-10-07]}.

When to choose Somfy Altus® RTS 525A2

For 120 V^{[1; 2026-10-07]} / 60 Hz^{[1; 2026-10-07]} mains.
For the stated supply type: AC mains^{[1; 2026-10-07]}.
For a rated torque of 25 Nm^{[1; 2026-10-07]}.
For a rated speed of 20 rpm^{[1; 2026-10-07]}.

Verifiable indicators

Short-time duty (S2) — Somfy Altus® RTS 530R2: Not published. Somfy Altus® RTS 525A2: Not published.

Rated life — Somfy Altus® RTS 530R2: Not published. Somfy Altus® RTS 525A2: Not published.

Thermal protection — Somfy Altus® RTS 530R2: Not published. Somfy Altus® RTS 525A2: Not published.

IP rating — Somfy Altus® RTS 530R2: IP44^{[1; 2026-10-07]}; Somfy Altus® RTS 525A2: IP44^{[1; 2026-10-07]}.

Comparison table
Property	Somfy Altus® RTS 530R2Somfy1038169	Somfy Altus® RTS 525A2Somfy1043423
Series & variant axes
Series	Altus 50	Altus 50
Control protocol	RTS (from model name)	RTS (from model name)
Power supply	AC mains	AC mains
TorqueDiffers: 30 Nm vs 25 Nm	30 Nm	25 Nm
Electrical
Rated voltage	120 V^{[1; 2026-10-07]}	120 V^{[1; 2026-10-07]}
Mains frequency	60 Hz^{[1; 2026-10-07]}	60 Hz^{[1; 2026-10-07]}
Power supply type	AC mains^{[1; 2026-10-07]}	AC mains^{[1; 2026-10-07]}
Rated power inputDiffers: 170 W^{[2; 2026-10-15]} vs 180 W^{[2; 2026-09-30]}	170 W^{[2; 2026-10-15]}	180 W^{[2; 2026-09-30]}
Standby power	0 W^{[2; 2026-10-15]}	0 W^{[2; 2026-10-01]}
Rated currentDiffers: 1.5 A^{[1; 2026-10-07]} vs 1.6 A^{[1; 2026-10-07]}	1.5 A^{[1; 2026-10-07]}	1.6 A^{[1; 2026-10-07]}
Cable lengthDiffers: 2 m^{[1; 2026-10-07]} vs 3.75 m^{[1; 2026-10-07]}	2 m^{[1; 2026-10-07]}	3.75 m^{[1; 2026-10-07]}
Drive performance
Rated torqueDiffers: 30 Nm^{[1; 2026-10-07]} vs 25 Nm^{[1; 2026-10-07]}	30 Nm^{[1; 2026-10-07]}	25 Nm^{[1; 2026-10-07]}
Rated speedDiffers: 14 rpm^{[1; 2026-10-07]} vs 20 rpm^{[1; 2026-10-07]}	14 rpm^{[1; 2026-10-07]}	20 rpm^{[1; 2026-10-07]}
Limits & protection
Limit setting	Electronic^{[1; 2026-10-07]}	Electronic^{[1; 2026-10-07]}
Limit range	250 turns^{[1; 2026-10-07]}	250 turns^{[1; 2026-10-07]}
Control & communication
Control protocol	RTS^{[2; 2026-10-15]}	RTS^{[2; 2026-09-30]}
Radio frequency	433.42 MHz^{[2; 2026-10-15]}	433.42 MHz^{[2; 2026-10-01]}
Radio range	200 m^{[2; 2026-10-15]}	200 m^{[2; 2026-10-01]}
Max paired transmitters	12 pcs^{[2; 2026-10-15]}	12 pcs^{[2; 2026-10-01]}
Environment & protection
IP rating	IP44^{[1; 2026-10-07]}	IP44^{[1; 2026-10-07]}
Operating temp. (min)	-10 °C^{[1; 2026-10-07]}	-10 °C^{[1; 2026-10-07]}
Operating temp. (max)	40 °C^{[1; 2026-10-07]}	40 °C^{[1; 2026-10-07]}
Noise level	Not published	56 dB(A)^{[2; 2026-09-30]}
View all 7 variants
Documents	Official datasheet ↗	Official datasheet ↗

Same-series variants

Variant axis	Somfy Altus® RTS 530R2	Somfy Altus® RTS 525A2
Torque	30 Nm^{[Somfy PDF catalogue lt50altus_rts-d0028.pdf; 2026-10-07]}	25 Nm^{[Somfy PDF catalogue lt50altus_rts-d0028.pdf; 2026-10-07]}

Questions and answers

What supply voltage and frequency does each use?: Rated voltage — Somfy Altus® RTS 530R2: 120 V; Somfy Altus® RTS 525A2: 120 V. Mains frequency — Somfy Altus® RTS 530R2: 60 Hz; Somfy Altus® RTS 525A2: 60 Hz. Power supply type — Somfy Altus® RTS 530R2: AC mains; Somfy Altus® RTS 525A2: AC mains.
What torque and speed is each rated for?: Rated torque — Somfy Altus® RTS 530R2: 30 Nm; Somfy Altus® RTS 525A2: 25 Nm. Rated speed — Somfy Altus® RTS 530R2: 14 rpm; Somfy Altus® RTS 525A2: 20 rpm.
What protocols and control options does each support?: Limit setting — Somfy Altus® RTS 530R2: Electronic; Somfy Altus® RTS 525A2: Electronic. Control protocol — Somfy Altus® RTS 530R2: RTS; Somfy Altus® RTS 525A2: RTS.
Which durability indicators does each publish?: OpenAxia does not rate reliability; the published indicators are: IP rating — Somfy Altus® RTS 530R2: IP44; Somfy Altus® RTS 525A2: IP44.

Sources

↑Somfy PDF catalogueservice.somfy.comRated voltage: Voltage Supply: 120V AC, 60Hz [1037507] (p. 1)Manufacturer-stated · Observed 2026-10-07 · Retrieved 2026-10-06 · Public web pageUsed for: 50963, 51023, 50965, 51025, 50964, 51024, 50973, 51033, 50971, 51031, 50972, 51032, 50974, 51034, 50967, 51027, 50968, 51028, 50966, 51026, 50969, 51029, 50970, 51030
↑Somfy Systems (North America) manufacturer site (product catalog)somfysystems.comRated power input: Consumption during operation 170 WManufacturer-stated · Observed 2026-10-15 · Retrieved 2026-09-30 · Public web pageUsed for: 58037, 3525, 58038, 10053, 58039, 3527, 58040, 10050, 58041, 10052, 58042, 10051, 3523

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Somfy Altus® RTS 530R2 vs Somfy Altus® RTS 525A2