What supply voltage and frequency does each use?

Rated voltage — Becker R12-17-S18: 230 V; Becker R20-17-S18: 230 V. Mains frequency — Becker R12-17-S18: 50 Hz; Becker R20-17-S18: 50 Hz. Power supply type — Becker R12-17-S18: AC mains; Becker R20-17-S18: AC mains.

Which tube diameters do they fit?

Motor diameter — Becker R12-17-S18: 45 mm; Becker R20-17-S18: 45 mm.

What torque and speed is each rated for?

Rated torque — Becker R12-17-S18: 12 Nm; Becker R20-17-S18: 20 Nm. Rated speed — Becker R12-17-S18: 17 rpm; Becker R20-17-S18: 17 rpm.

What protocols and control options does each support?

Limit setting — Becker R12-17-S18: Electronic; Becker R20-17-S18: Electronic.

Becker R12-17-S18 vs Becker R20-17-S18: Specs Compared

Rated power input — Becker R12-17-S18: 110 W^{[2; 2026-10-03]}; Becker R20-17-S18: 160 W^{[2; 2026-10-03]}.

Rated current — Becker R12-17-S18: 0.5 A^{[2; 2026-10-03]}; Becker R20-17-S18: 0.7 A^{[2; 2026-10-03]}.

Rated torque — Becker R12-17-S18: 12 Nm^{[2; 2026-10-03]}; Becker R20-17-S18: 20 Nm^{[2; 2026-10-03]}.

Last verified: 2026-10-05

When to choose Becker R12-17-S18

For 230 V^{[2; 2026-10-03]} / 50 Hz^{[2; 2026-10-03]} mains.
For the stated supply type: AC mains^{[2; 2026-10-03]}.
For the stated diameter: 45 mm^{[1; 2026-10-01]}.
For a rated torque of 12 Nm^{[2; 2026-10-03]}.

When to choose Becker R20-17-S18

For 230 V^{[2; 2026-10-03]} / 50 Hz^{[2; 2026-10-03]} mains.
For the stated supply type: AC mains^{[2; 2026-10-03]}.
For the stated diameter: 45 mm^{[1; 2026-10-01]}.
For a rated torque of 20 Nm^{[2; 2026-10-03]}.

Verifiable indicators

Short-time duty (S2) — Becker R12-17-S18: 4 min^{[2; 2026-10-03]}; Becker R20-17-S18: 4 min^{[2; 2026-10-03]}.

Rated life — Becker R12-17-S18: Not published. Becker R20-17-S18: Not published.

Thermal protection — Becker R12-17-S18: Not published. Becker R20-17-S18: Not published.

IP rating — Becker R12-17-S18: IP44^{[2; 2026-10-03]}; Becker R20-17-S18: IP44^{[2; 2026-10-03]}.

Comparison table
Property	Becker R12-17-S18Becker2010 130 508 0	Becker R20-17-S18Becker2020 130 504 0
Series & variant axes
Series	S18	S18
Identity & lineage
GTIN / EAN	4251852907368^{[1; 2026-10-01]}	4251852907375^{[1; 2026-10-01]}
Electrical
Rated voltage	230 V^{[2; 2026-10-03]}	230 V^{[2; 2026-10-03]}
Mains frequency	50 Hz^{[2; 2026-10-03]}	50 Hz^{[2; 2026-10-03]}
Power supply type	AC mains^{[2; 2026-10-03]}	AC mains^{[2; 2026-10-03]}
Rated power inputDiffers: 110 W^{[2; 2026-10-03]} vs 160 W^{[2; 2026-10-03]}	110 W^{[2; 2026-10-03]}	160 W^{[2; 2026-10-03]}
Rated currentDiffers: 0.5 A^{[2; 2026-10-03]} vs 0.7 A^{[2; 2026-10-03]}	0.5 A^{[2; 2026-10-03]}	0.7 A^{[2; 2026-10-03]}
Cable connection	Pluggable cable^{[1; 2026-10-01]}	Pluggable cable^{[1; 2026-10-01]}
Drive performance
Rated torqueDiffers: 12 Nm^{[2; 2026-10-03]} vs 20 Nm^{[2; 2026-10-03]}	12 Nm^{[2; 2026-10-03]}	20 Nm^{[2; 2026-10-03]}
Rated speed	17 rpm^{[2; 2026-10-03]}	17 rpm^{[2; 2026-10-03]}
Short-time duty (S2)	4 min^{[2; 2026-10-03]}	4 min^{[2; 2026-10-03]}
Duty type	S2^{[2; 2026-10-03]}	S2^{[2; 2026-10-03]}
Dimensions & mounting
Motor diameter	45 mm^{[1; 2026-10-01]}	45 mm^{[1; 2026-10-01]}
Fits tube diameter	≥ 50 mm^{[1; 2026-10-01]}	≥ 50 mm^{[1; 2026-10-01]}
WeightDiffers: 1.74 kg^{[1; 2026-10-01]} vs 2.063 kg^{[1; 2026-10-01]}	1.74 kg^{[1; 2026-10-01]}	2.063 kg^{[1; 2026-10-01]}
Limits & protection
Limit setting	Electronic^{[1; 2026-10-01]}	Electronic^{[1; 2026-10-01]}
Limit range	64 turns^{[2; 2026-10-03]}	64 turns^{[2; 2026-10-03]}
Obstacle detection	Yes^{[1; 2026-10-01]}	Yes^{[1; 2026-10-01]}
Soft start / soft stop	Yes^{[1; 2026-10-01]}	Yes^{[1; 2026-10-01]}
Control & communication
Two-way feedback	Yes^{[1; 2026-10-01]}	Yes^{[1; 2026-10-01]}
Environment & protection
IP rating	IP44^{[2; 2026-10-03]}	IP44^{[2; 2026-10-03]}
Compliance & declarations
Marks stated by vendor	CE^{[1; 2026-10-05]}	CE^{[1; 2026-10-05]}
Appearance
Colour / finish	Weiß (RAL 9016)^{[1; 2026-10-01]}	Weiß (RAL 9016)^{[1; 2026-10-01]}
View all 9 variants
Documents	Request datasheet	Request datasheet

Cross-brand alternatives

Elero VariEco+ M 349350001: 12 Nm^{[Elero GmbH PDF catalogue elero_Catalog_2026_oP_08-26_EN.pdf (Title); 2026-10-01]}, Ø 45 mm^{[Tubular diameter derivation tdia-elero-catalog-2026-p67-varieco-m; 2026-10-09]}, 230 V^{[Elero GmbH PDF catalogue elero_Catalog_2026_oP_08-26_EN.pdf (Title); 2026-10-01]}
Elero 34 612.0101: 12 Nm^{[Elero GmbH PDF catalogue elero_Catalog_2026_oP_08-26_EN.pdf (Title); 2026-11-02]}, Ø 45 mm^{[Tubular diameter derivation tdia-elero-catalog-2026-p135-varieco-dc-m; 2026-10-09]}, 12 V^{[Elero GmbH PDF catalogue elero_Catalog_2026_oP_08-26_EN.pdf (Title); 2026-11-02]}
Elero 34 611.0101: 12 Nm^{[Elero GmbH PDF catalogue elero_Catalog_2026_oP_08-26_EN.pdf (Title); 2026-11-02]}, Ø 45 mm^{[Tubular diameter derivation tdia-elero-catalog-2026-p135-varieco-dc-m; 2026-10-09]}, 12 V^{[Elero GmbH PDF catalogue elero_Catalog_2026_oP_08-26_EN.pdf (Title); 2026-11-02]}
Elero 34 236.0006: 12 Nm^{[Elero manufacturer site (product catalog); 2026-10-02]}, Ø 45 mm^{[Tubular diameter derivation tdia-elero-catalog-2026-p51-roltop-m; 2026-10-09]}
Elero 34 235.0001: 12 Nm^{[Elero manufacturer site (product catalog); 2026-10-02]}, Ø 45 mm^{[Tubular diameter derivation tdia-elero-catalog-2026-p51-roltop-m; 2026-10-09]}
Elero 34 736.0006: 12 Nm^{[Elero manufacturer site (product catalog); 2026-09-23]}, Ø 45 mm^{[Tubular diameter derivation tdia-elero-catalog-2026-p61-suntop-m; 2026-10-09]}

Data gaps

Becker R12-17-S18: Overall length — Not yet collected
Becker R20-17-S18: Overall length — Not yet collected

Questions and answers

What supply voltage and frequency does each use?: Rated voltage — Becker R12-17-S18: 230 V; Becker R20-17-S18: 230 V. Mains frequency — Becker R12-17-S18: 50 Hz; Becker R20-17-S18: 50 Hz. Power supply type — Becker R12-17-S18: AC mains; Becker R20-17-S18: AC mains.
Which tube diameters do they fit?: Motor diameter — Becker R12-17-S18: 45 mm; Becker R20-17-S18: 45 mm.
What torque and speed is each rated for?: Rated torque — Becker R12-17-S18: 12 Nm; Becker R20-17-S18: 20 Nm. Rated speed — Becker R12-17-S18: 17 rpm; Becker R20-17-S18: 17 rpm.
What protocols and control options does each support?: Limit setting — Becker R12-17-S18: Electronic; Becker R20-17-S18: Electronic.

Sources

↑Becker-Antriebe product centre (product catalog)produktcenter.becker-antriebe.comSeries / product line: Serie S18Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 22392, 22434, 22394, 22435, 22412, 22452, 22389, 22432, 22419, 22458, 22400, 22440, 22421, 22461, 22415, 22454, 22417, 22457, 22413, 22453, 48679, 48680, 22402, 22442
↑Becker-Antriebe GmbH PDF cataloguebecker-antriebe.comRated voltage: Nennspannung: 230 V/AC / 50Hz [2010 130 508 0] (p. 38)Manufacturer-stated · Observed 2026-10-03 · Retrieved 2026-10-03 · Public web pageUsed for: 47425, 47436, 47427, 47438, 47426, 47437, 47424, 47435, 47423, 47434, 47420, 47431, 47421, 47432, 47428, 47439, 47429, 47440, 47422, 47433, 47430, 47441

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