What supply voltage and frequency does each use?

Rated voltage — Somfy 515S2 15/38 RH SJTW: 120 V; Elero VariEco L RH · 15 Nm · 64 rpm: 230 V. Mains frequency — Somfy 515S2 15/38 RH SJTW: 60 Hz; Elero VariEco L RH · 15 Nm · 64 rpm: 50 Hz. Power supply type — Somfy 515S2 15/38 RH SJTW: AC mains; Elero VariEco L RH · 15 Nm · 64 rpm: AC mains.

What torque and speed is each rated for?

Rated torque — Somfy 515S2 15/38 RH SJTW: 15 Nm; Elero VariEco L RH · 15 Nm · 64 rpm: 15 Nm. Rated speed — Somfy 515S2 15/38 RH SJTW: 38 rpm; Elero VariEco L RH · 15 Nm · 64 rpm: 64 rpm.

Which durability indicators does each publish?

OpenAxia does not rate reliability; the published indicators are: Short-time duty (S2) — Somfy 515S2 15/38 RH SJTW: 5 min; Elero VariEco L RH · 15 Nm · 64 rpm: 4 min. IP rating — Somfy 515S2 15/38 RH SJTW: IP44.

Somfy 515S2 15/38 RH SJTW: 120 V vs 230 V

Rated voltage — Somfy 515S2 15/38 RH SJTW: 120 V^{[1; 2026-10-07]}; Elero VariEco L RH · 15 Nm · 64 rpm: 230 V^{[2; 2026-10-01]}.

Rated power input — Somfy 515S2 15/38 RH SJTW: 210 W^{[3; 2026-09-30]}; Elero VariEco L RH · 15 Nm · 64 rpm: 415 W^{[2; 2026-10-01]}.

Mains frequency — Somfy 515S2 15/38 RH SJTW: 60 Hz^{[1; 2026-10-07]}; Elero VariEco L RH · 15 Nm · 64 rpm: 50 Hz^{[2; 2026-10-01]}.

Last verified: 2026-10-09

When to choose Somfy 515S2 15/38 RH SJTW

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 15 Nm^{[4; 2026-10-07]}.
For a rated speed of 38 rpm^{[4; 2026-10-07]}.

When to choose Elero VariEco L RH · 15 Nm · 64 rpm

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 the stated diameter: 58 mm^{[5; 2026-10-09]}.
For a rated torque of 15 Nm^{[2; 2026-10-01]}.

Verifiable indicators

Short-time duty (S2) — Somfy 515S2 15/38 RH SJTW: 5 min^{[1; 2026-10-07]}; Elero VariEco L RH · 15 Nm · 64 rpm: 4 min^{[2; 2026-10-01]}.

Rated life — Somfy 515S2 15/38 RH SJTW: Not published. Elero VariEco L RH · 15 Nm · 64 rpm: Not published.

Thermal protection — Somfy 515S2 15/38 RH SJTW: Not published. Elero VariEco L RH · 15 Nm · 64 rpm: Not published.

IP rating — Somfy 515S2 15/38 RH SJTW: IP44^{[1; 2026-10-07]}. Elero VariEco L RH · 15 Nm · 64 rpm: Not published.

Comparison table
Property	Somfy 515S2 15/38 RH SJTWSomfy1040061	Elero VariEco L RH · 15 Nm · 64 rpmElero36 883.0101
Series & variant axes
SeriesDiffers: LT50 vs VariEco L RH	LT50	VariEco L RH
Electrical
Rated voltageDiffers: 120 V^{[1; 2026-10-07]} vs 230 V^{[2; 2026-10-01]}	120 V^{[1; 2026-10-07]}	230 V^{[2; 2026-10-01]}
Mains frequencyDiffers: 60 Hz^{[1; 2026-10-07]} vs 50 Hz^{[2; 2026-10-01]}	60 Hz^{[1; 2026-10-07]}	50 Hz^{[2; 2026-10-01]}
Power supply type	AC mains^{[1; 2026-10-07]}	AC mains^{[2; 2026-10-01]}
Rated power inputDiffers: 210 W^{[3; 2026-09-30]} vs 415 W^{[2; 2026-10-01]}	210 W^{[3; 2026-09-30]}	415 W^{[2; 2026-10-01]}
Standby power	0 W^{[3; 2026-10-01]}	Not published
Rated current	Not published	1.8 A^{[2; 2026-10-01]}
Cable length	2 m^{[1; 2026-10-07]}	Not published
Drive performance
Rated torque	15 Nm^{[4; 2026-10-07]}	15 Nm^{[2; 2026-10-01]}
Rated speedDiffers: 38 rpm^{[4; 2026-10-07]} vs 64 rpm^{[2; 2026-10-01]}	38 rpm^{[4; 2026-10-07]}	64 rpm^{[2; 2026-10-01]}
Short-time duty (S2)Differs: 5 min^{[1; 2026-10-07]} vs 4 min^{[2; 2026-10-01]}	5 min^{[1; 2026-10-07]}Highest stated	4 min^{[2; 2026-10-01]}
Duty type	Not published	S2^{[2; 2026-10-01]}
Dimensions & mounting
Motor diameter	Not published	58 mm^{[5; 2026-10-09]}
Fits tube diameter	Not published	≥ 63 mm^{[6; 2026-10-01]}
Weight	Not published	4.8 kg^{[2; 2026-10-01]}
Limits & protection
Limit setting	Not published	Mechanical^{[6; 2026-10-01]}
Control & communication
Control interface (as stated)	Not published	Hardwired^{[6; 2026-10-01]}
Environment & protection
IP rating	IP44^{[1; 2026-10-07]}	Not published
Operating temp. (min)	-10 °C^{[1; 2026-10-07]}	Not published
Operating temp. (max)	60 °C^{[1; 2026-10-07]}	Not published
Noise level	60 dB(A)^{[3; 2026-09-30]}	Not published
Application
Applications	Not published	Awning^{[6; 2026-10-01]}, Roller shutter^{[6; 2026-10-01]}
Documents	Official datasheet ↗	Request datasheet

Series

Questions and answers

What supply voltage and frequency does each use?: Rated voltage — Somfy 515S2 15/38 RH SJTW: 120 V; Elero VariEco L RH · 15 Nm · 64 rpm: 230 V. Mains frequency — Somfy 515S2 15/38 RH SJTW: 60 Hz; Elero VariEco L RH · 15 Nm · 64 rpm: 50 Hz. Power supply type — Somfy 515S2 15/38 RH SJTW: AC mains; Elero VariEco L RH · 15 Nm · 64 rpm: AC mains.
What torque and speed is each rated for?: Rated torque — Somfy 515S2 15/38 RH SJTW: 15 Nm; Elero VariEco L RH · 15 Nm · 64 rpm: 15 Nm. Rated speed — Somfy 515S2 15/38 RH SJTW: 38 rpm; Elero VariEco L RH · 15 Nm · 64 rpm: 64 rpm.
Which durability indicators does each publish?: OpenAxia does not rate reliability; the published indicators are: Short-time duty (S2) — Somfy 515S2 15/38 RH SJTW: 5 min; Elero VariEco L RH · 15 Nm · 64 rpm: 4 min. IP rating — Somfy 515S2 15/38 RH SJTW: IP44.

Sources

↑Somfy PDF catalogue lt50ra-d0025service.somfy.comRated voltage: Voltage Supply: 120V AC, 60Hz [1039019] (p. 1)Manufacturer-stated · Observed 2026-10-07 · Retrieved 2026-10-06 · Public web pageUsed for: 51120, 51122, 51121, 51126, 51127, 51123, 51124, 51125
↑Elero GmbH PDF catalogue elero_Catalog_2026_oP_08-26_EN.pdf (Title)elero.comRated voltage: Rated voltage (V): 1 ~ 230 [368830101] (p. 96)Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 34285, 34287, 34286, 34289, 34288, 34283, 34284, 34290, 34291, 34292
↑Somfy Systems (North America) manufacturer site (product catalog)somfysystems.comRated power input: Consumption during operation 210 WManufacturer-stated · Observed 2026-09-30 · Retrieved 2026-09-30 · Public web pageUsed for: 4496, 10543, 4494
↑Model-name rule somfy-explicit-torque-speed-v2: Somfy model names carrying an explicit "<Nm>/<rpm>" pair, e.g. "525A2 25/20 SJTW".somfysystems.com515S2 15/38 RH SJTWDerived (model name) · Observed 2026-10-07 · Retrieved 2026-10-07 · Public web pageUsed for: 51346, 51347
↑Tubular diameter derivation tdia-elero-catalog-2026-p95-varieco-lelero.com[tdia-elero-catalog-2026-p95-varieco-l] Ø 58 mm from "VariEco L RH". archive: vendor/elero/aero/catalog_pdf/d3db2f5a3087a18e41569789454c321eaa3e24c3927400842437f18ecca3c54a.pdf p95. elero catalogue 2026 p95, Technical data VariEco L RH / VariEco L RH High-speed version / VariEco L NHK: "Min. shaft diameter (mm) 63 … Diameter (mm) 58"Derived (vendor document) · Observed 2026-10-09 · Retrieved 2026-10-09 · Public web pageUsed for: 54565
↑Elero manufacturer site (product catalog)elero.comFits tube (min.): Shaft size (mm) from 63Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-09-23 · Public web pageUsed for: 26510, 26509, 26506, 26507, 26508

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Somfy 515S2 15/38 RH SJTW vs Elero VariEco L RH · 15 Nm · 64 rpm