What supply voltage and frequency does each use?

Rated voltage — Becker R20-17-E25: 230 V; Becker R12-17-E25: 230 V. Mains frequency — Becker R20-17-E25: 50 Hz; Becker R12-17-E25: 50 Hz. Power supply type — Becker R20-17-E25: AC mains; Becker R12-17-E25: AC mains.

Which tube diameters do they fit?

Motor diameter — Becker R20-17-E25: 45 mm; Becker R12-17-E25: 45 mm.

What torque and speed is each rated for?

Rated torque — Becker R20-17-E25: 20 Nm; Becker R12-17-E25: 12 Nm. Rated speed — Becker R20-17-E25: 17 rpm; Becker R12-17-E25: 17 rpm.

What protocols and control options does each support?

Limit setting — Becker R20-17-E25: Electronic; Becker R12-17-E25: Electronic.

Becker R20-17-E25 vs Becker R12-17-E25: Specs Compared

Rated power input — Becker R20-17-E25: 160 W^{[2; 2026-10-03]}; Becker R12-17-E25: 110 W^{[2; 2026-10-03]}.

Rated current — Becker R20-17-E25: 0.7 A^{[2; 2026-10-03]}; Becker R12-17-E25: 0.5 A^{[2; 2026-10-03]}.

Rated torque — Becker R20-17-E25: 20 Nm^{[2; 2026-10-03]}; Becker R12-17-E25: 12 Nm^{[2; 2026-10-03]}.

Last verified: 2026-10-06

When to choose Becker R20-17-E25

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]}.

When to choose Becker R12-17-E25

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]}.

Verifiable indicators

Short-time duty (S2) — Becker R20-17-E25: 4 min^{[2; 2026-10-03]}; Becker R12-17-E25: 4 min^{[2; 2026-10-03]}.

Rated life — Becker R20-17-E25: Not published. Becker R12-17-E25: Not published.

Thermal protection — Becker R20-17-E25: Not published. Becker R12-17-E25: Not published.

IP rating — Becker R20-17-E25: IP44^{[2; 2026-10-03]}; Becker R12-17-E25: IP44^{[2; 2026-10-03]}.

Comparison table
Property	Becker R20-17-E25Becker2020 140 009 0	Becker R12-17-E25Becker2010 140 008 0
Series & variant axes
Series	E25	E25
Identity & lineage
GTIN / EAN	4251852916797^{[1; 2026-10-01]}	4251852916780^{[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: 160 W^{[2; 2026-10-03]} vs 110 W^{[2; 2026-10-03]}	160 W^{[2; 2026-10-03]}	110 W^{[2; 2026-10-03]}
Rated currentDiffers: 0.7 A^{[2; 2026-10-03]} vs 0.5 A^{[2; 2026-10-03]}	0.7 A^{[2; 2026-10-03]}	0.5 A^{[2; 2026-10-03]}
Cable typeDiffers: Gummi - H05RR-F4G0,75 - schwarz^{[1; 2026-10-05]} vs Gummileitung H05RR-F 4G0,75 sw^{[1; 2026-10-05]}	Gummi - H05RR-F4G0,75 - schwarz^{[1; 2026-10-05]}	Gummileitung H05RR-F 4G0,75 sw^{[1; 2026-10-05]}
Cable length	0.09 m^{[1; 2026-10-05]}	0.09 m^{[1; 2026-10-05]}
Drive performance
Rated torqueDiffers: 20 Nm^{[2; 2026-10-03]} vs 12 Nm^{[2; 2026-10-03]}	20 Nm^{[2; 2026-10-03]}	12 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: 2.05 kg^{[1; 2026-10-01]} vs 2.93 kg^{[1; 2026-10-01]}	2.05 kg^{[1; 2026-10-01]}	2.93 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]}
Environment & protection
IP rating	IP44^{[2; 2026-10-03]}	IP44^{[2; 2026-10-03]}
Application
Applications	Roller shutter^{[3; 2026-10-06]}	Roller shutter^{[4; 2026-10-06]}
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 7 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 R20-17-E25: Overall length — Not yet collected
Becker R12-17-E25: Overall length — Not yet collected

Questions and answers

What supply voltage and frequency does each use?: Rated voltage — Becker R20-17-E25: 230 V; Becker R12-17-E25: 230 V. Mains frequency — Becker R20-17-E25: 50 Hz; Becker R12-17-E25: 50 Hz. Power supply type — Becker R20-17-E25: AC mains; Becker R12-17-E25: AC mains.
Which tube diameters do they fit?: Motor diameter — Becker R20-17-E25: 45 mm; Becker R12-17-E25: 45 mm.
What torque and speed is each rated for?: Rated torque — Becker R20-17-E25: 20 Nm; Becker R12-17-E25: 12 Nm. Rated speed — Becker R20-17-E25: 17 rpm; Becker R12-17-E25: 17 rpm.
What protocols and control options does each support?: Limit setting — Becker R20-17-E25: Electronic; Becker R12-17-E25: Electronic.

Sources

↑Becker-Antriebe product centre (product catalog)produktcenter.becker-antriebe.comSeries / product line: Serie E25Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 14947, 14896, 14948, 14898, 48479, 48476, 48481, 48478, 14943, 14893, 14969, 14919, 14953, 14904, 14971, 14921, 14965, 14915, 14967, 14918, 48480, 48477, 14955, 14906
↑Becker-Antriebe GmbH PDF cataloguebecker-antriebe.comRated voltage: Nennspannung: 230 V/AC / 50Hz [2020 140 009 0] (p. 22)Manufacturer-stated · Observed 2026-10-03 · Retrieved 2026-10-03 · Public web pageUsed for: 46644, 46633, 46646, 46635, 46645, 46634, 46643, 46632, 46642, 46631, 46639, 46628, 46640, 46629, 46647, 46636, 46648, 46637, 46641, 46630, 46649, 46638
↑https://produktcenter.becker-antriebe.com/Antriebe/Rollladenanwendungen/Antriebe-mit-elektronischer-Endabschaltung/R20-17-E25.htmlproduktcenter.becker-antriebe.comBecker R20-17-E25: tubular drive in produktcenter.becker-antriebe.com "Antriebe > Rollladenanwendungen" (https://produktcenter.becker-antriebe.com/Antriebe/Rollladenanwendungen/Antriebe-mit-elektronischer-Endabschaltung/R20-17-E25.html)Manufacturer-stated · Observed 2026-10-06 · Retrieved 2026-10-06 · Public web pageUsed for: 50735
↑https://produktcenter.becker-antriebe.com/Antriebe/Rollladenanwendungen/Antriebe-mit-elektronischer-Endabschaltung/R12-17-E25.htmlproduktcenter.becker-antriebe.comBecker R12-17-E25: tubular drive in produktcenter.becker-antriebe.com "Antriebe > Rollladenanwendungen" (https://produktcenter.becker-antriebe.com/Antriebe/Rollladenanwendungen/Antriebe-mit-elektronischer-Endabschaltung/R12-17-E25.html)Manufacturer-stated · Observed 2026-10-06 · Retrieved 2026-10-06 · Public web pageUsed for: 50722

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