Which tube diameters do they fit?

Motor diameter — Elero SunTop M · 20 Nm · 14 rpm: 45 mm; Elero SunTop M · 12 Nm · 23 rpm: 45 mm.

What torque and speed is each rated for?

Rated torque — Elero SunTop M · 20 Nm · 14 rpm: 20 Nm; Elero SunTop M · 12 Nm · 23 rpm: 12 Nm. Rated speed — Elero SunTop M · 20 Nm · 14 rpm: 14 rpm; Elero SunTop M · 12 Nm · 23 rpm: 23 rpm.

What protocols and control options does each support?

Limit setting — Elero SunTop M · 20 Nm · 14 rpm: Electronic; Elero SunTop M · 12 Nm · 23 rpm: Electronic.

Elero SunTop M: 20 Nm · 14 rpm vs 12 Nm

Rated torque — Elero SunTop M · 20 Nm^{[1; 2026-10-02]} · 14 rpm: 20 Nm; Elero SunTop M · 12 Nm^{[1; 2026-10-02]} · 23 rpm: 12 Nm.

Rated speed — Elero SunTop M · 20 Nm · 14 rpm^{[1; 2026-10-02]}: 14 rpm; Elero SunTop M · 12 Nm · 23 rpm^{[1; 2026-10-02]}: 23 rpm.

Last verified: 2026-10-09

When to choose Elero SunTop M · 20 Nm · 14 rpm

For the stated diameter: 45 mm^{[2; 2026-10-09]}.
For a rated torque of 20 Nm^{[1; 2026-10-02]}.
For a rated speed of 14 rpm^{[1; 2026-10-02]}.
For the stated limit type: Electronic^{[1; 2026-10-02]}.

When to choose Elero SunTop M · 12 Nm · 23 rpm

For the stated diameter: 45 mm^{[2; 2026-10-09]}.
For a rated torque of 12 Nm^{[1; 2026-10-02]}.
For a rated speed of 23 rpm^{[1; 2026-10-02]}.
For the stated limit type: Electronic^{[1; 2026-10-02]}.

Verifiable indicators

Short-time duty (S2) — Elero SunTop M · 20 Nm · 14 rpm: Not published. Elero SunTop M · 12 Nm · 23 rpm: Not published.

Rated life — Elero SunTop M · 20 Nm · 14 rpm: Not published. Elero SunTop M · 12 Nm · 23 rpm: Not published.

Thermal protection — Elero SunTop M · 20 Nm · 14 rpm: Not published. Elero SunTop M · 12 Nm · 23 rpm: Not published.

IP rating — Elero SunTop M · 20 Nm · 14 rpm: Not published. Elero SunTop M · 12 Nm · 23 rpm: Not published.

Comparison table
Property	Elero SunTop M · 20 Nm · 14 rpmElero34 731.0001	Elero SunTop M · 12 Nm · 23 rpmElero34 735.0001
Series & variant axes
Series	SunTop M	SunTop M
TorqueDiffers: 20 Nm vs 12 Nm	20 Nm	12 Nm
Rated speedDiffers: 14 rpm vs 23 rpm	14 rpm	23 rpm
Drive performance
Rated torqueDiffers: 20 Nm^{[1; 2026-10-02]} vs 12 Nm^{[1; 2026-10-02]}	20 Nm^{[1; 2026-10-02]}	12 Nm^{[1; 2026-10-02]}
Rated speedDiffers: 14 rpm^{[1; 2026-10-02]} vs 23 rpm^{[1; 2026-10-02]}	14 rpm^{[1; 2026-10-02]}	23 rpm^{[1; 2026-10-02]}
Dimensions & mounting
Motor diameter	45 mm^{[2; 2026-10-09]}	45 mm^{[2; 2026-10-09]}
Fits tube diameter	≥ 50 mm^{[1; 2026-10-02]}	≥ 50 mm^{[1; 2026-10-02]}
Limits & protection
Limit setting	Electronic^{[1; 2026-10-02]}	Electronic^{[1; 2026-10-02]}
Control & communication
Control interface (as stated)	Hardwired^{[1; 2026-10-02]}	Hardwired^{[1; 2026-10-02]}
Application
Applications	Awning^{[1; 2026-10-02]}, Roller blind^{[1; 2026-10-05]}, Screen^{[1; 2026-10-02]}	Awning^{[1; 2026-10-02]}, Roller blind^{[1; 2026-10-05]}, Screen^{[1; 2026-10-02]}
View all 7 variants
Documents	Request datasheet	Request datasheet

Same-series variants

Variant axis	Elero SunTop M · 20 Nm · 14 rpm	Elero SunTop M · 12 Nm · 23 rpm
Torque	20 Nm^{[Elero manufacturer site (product catalog); 2026-10-02]}	12 Nm^{[Elero manufacturer site (product catalog); 2026-10-02]}
Rated speed	14 rpm^{[Elero manufacturer site (product catalog); 2026-10-02]}	23 rpm^{[Elero manufacturer site (product catalog); 2026-10-02]}

Cross-brand alternatives

Becker R12-17-EVO 20 R PLUS BT: 12 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 45 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 R12-17-C01 PLUS: 12 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 45 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 R12-17-D01: 12 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 45 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 R12-17-EVO 20 R BT: 12 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 45 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 R12-17-EVO 20 R: 12 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 45 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 R12-17-E01: 12 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 45 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]}

Questions and answers

Which tube diameters do they fit?: Motor diameter — Elero SunTop M · 20 Nm · 14 rpm: 45 mm; Elero SunTop M · 12 Nm · 23 rpm: 45 mm.
What torque and speed is each rated for?: Rated torque — Elero SunTop M · 20 Nm · 14 rpm: 20 Nm; Elero SunTop M · 12 Nm · 23 rpm: 12 Nm. Rated speed — Elero SunTop M · 20 Nm · 14 rpm: 14 rpm; Elero SunTop M · 12 Nm · 23 rpm: 23 rpm.
What protocols and control options does each support?: Limit setting — Elero SunTop M · 20 Nm · 14 rpm: Electronic; Elero SunTop M · 12 Nm · 23 rpm: Electronic.

Sources

↑Elero manufacturer site (product catalog)elero.comRated torque: 20 NmManufacturer-stated · Observed 2026-10-02 · Retrieved 2026-09-23 · Public web pageUsed for: 44615, 44608, 44616, 44609, 44617, 44610, 44618, 44611, 44619, 44612, 44620, 49065, 44621, 44613, 49064, 44614
↑Tubular diameter derivation tdia-elero-catalog-2026-p61-suntop-melero.com[tdia-elero-catalog-2026-p61-suntop-m] Ø 45 mm from "SunTop M". archive: vendor/elero/aero/catalog_pdf/d3db2f5a3087a18e41569789454c321eaa3e24c3927400842437f18ecca3c54a.pdf p61. elero catalogue 2026 p61, Technical data SunTop M-868 / SunTop M / SunTop M High-speed version / SunTop/Z M-868 / SunTop/Z M / SunTop/Z M High-speed version: "Min. shaft diameter (mm) 50 … Diameter (mm) 45"Derived (vendor document) · Observed 2026-10-09 · Retrieved 2026-10-09 · Public web pageUsed for: 54675, 54674

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Elero SunTop M · 20 Nm · 14 rpm vs Elero SunTop M · 12 Nm · 23 rpm