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Pololu

Pololu 4756

Model / article: Pololu 4756

Pololu 4756 is listed by Pololu in DC gearmotors. Published model data includes Product mass: 210 g; Gear ratio: 131.25:1. See the specification table for operating conditions and source evidence.

37D DC gearmotors

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Product overview

Manufacturer / supplier
Pololu
Series
37D DC gearmotors
Component type
DC gearmotors
Source
Open published source

Published pricing

No verified public price indexed for this model. Contact PartMeld for a supplier inquiry.

Published specifications

Values are shown as published. Conditions, rating basis and source evidence apply to each value.

Latest source observation: . Observation dates record evidence collection, not supplier re-verification.

Specifications and source evidence for Pololu 4756
SpecificationPublished valueConditions and source
DimensionsModel-level statement37D × 72.5L mm

rule validated

Operating conditions
manufacturer notes
1
Source evidence
Pololu 4756 | Size: 37D × 72.5L mm

Pololu 4756 / Size

Source observed: 2026-09-08View source
EfficiencyModel-level statement45 %Rating: maximum

rule validated

Operating conditions
voltage v
12
Source evidence
Pololu 4756 | Max efficiency @ 12V: 45 %

Pololu 4756 / Max efficiency @ 12V

Source observed: 2026-09-08View source
Efficiency currentModel-level statement0.74 ARating: maximum

rule validated

Operating conditions
operating point
maximum efficiency
Source evidence
Pololu 4756 | Current at max efficiency: 0.74 A

Pololu 4756 / Current at max efficiency

Source observed: 2026-09-08View source
Efficiency powerModel-level statement4.1 WRating: maximum

rule validated

Operating conditions
operating point
maximum efficiency
Source evidence
Pololu 4756 | Output power at max efficiency: 4.1 W

Pololu 4756 / Output power at max efficiency

Source observed: 2026-09-08View source
Efficiency speedModel-level statement66 rpmRating: maximum

rule validated

Operating conditions
operating point
maximum efficiency
Source evidence
Pololu 4756 | Speed at max efficiency: 66 rpm

Pololu 4756 / Speed at max efficiency

Source observed: 2026-09-08View source
Efficiency torqueModel-level statement6.0 kg·cmRating: maximum

rule validated

Operating conditions
operating point
maximum efficiency
Source evidence
Pololu 4756 | Torque at max efficiency: 6.0 kg·cm

Pololu 4756 / Torque at max efficiency

Source observed: 2026-09-08View source
Encoder presentModel-level statementY

rule validated

Source evidence
Pololu 4756 | Encoders?: Y

Pololu 4756 / Encoders?

Source observed: 2026-09-08View source
Encoder resolutionModel-level statement64 CPR

rule validated

Source evidence
Pololu 4756 | Encoder resolution: 64 CPR

Pololu 4756 / Encoder resolution

Source observed: 2026-09-08View source
Gear ratioModel-level statement131.25:1

rule validated

Source evidence
Pololu 4756 | Gear ratio: 131.25:1

Pololu 4756 / Gear ratio

Source observed: 2026-09-08View source
Lead lengthModel-level statement20 cm

rule validated

Operating conditions
manufacturer notes
6
Source evidence
Pololu 4756 | Lead length: 20 cm

Pololu 4756 / Lead length

Source observed: 2026-09-08View source
Product massModel-level statement210 g

rule validated

Source evidence
Pololu 4756 | Weight: 210 g

Pololu 4756 / Weight

Source observed: 2026-09-08View source
Maximum output powerModel-level statement6 WRating: maximum

rule validated

Operating conditions
manufacturer notes
4
voltage v
12
Source evidence
Pololu 4756 | Max output power @ 12V: 6 W

Pololu 4756 / Max output power @ 12V

Source observed: 2026-09-08View source
Motor typeModel-level statement12VRating: typical

rule validated

Source evidence
Pololu 4756 | Motor type: 12V

Pololu 4756 / Motor type

Source observed: 2026-09-08View source
No load currentModel-level statement0.2 A

rule validated

Operating conditions
voltage v
12
Source evidence
Pololu 4756 | No-load current @ 12V: 0.2 A

Pololu 4756 / No-load current @ 12V

Source observed: 2026-09-08View source
No load currentModel-level statement0.15 A

rule validated

Operating conditions
manufacturer notes
5
voltage v
6
Source evidence
Pololu 4756 | No-load current @ 6V: 0.15 A

Pololu 4756 / No-load current @ 6V

Source observed: 2026-09-08View source
No load speedModel-level statement38 rpm

rule validated

Operating conditions
manufacturer notes
5
voltage v
6
Source evidence
Pololu 4756 | No-load speed @ 6V: 38 rpm

Pololu 4756 / No-load speed @ 6V

Source observed: 2026-09-08View source
No load speedModel-level statement76 rpm

rule validated

Operating conditions
voltage v
12
Source evidence
Pololu 4756 | No-load speed @ 12V: 76 rpm

Pololu 4756 / No-load speed @ 12V

Source observed: 2026-09-08View source
Shaft diameterModel-level statement6 mm

rule validated

Operating conditions
manufacturer notes
2
Source evidence
Pololu 4756 | Shaft diameter: 6 mm

Pololu 4756 / Shaft diameter

Source observed: 2026-09-08View source
Stall currentModel-level statement3.0 ARating: stall

extracted

Operating conditions
manufacturer notes
5
method
manufacturer theoretical extrapolation
operating point
stall; not a continuous operating rating
voltage v
6
Source evidence
Pololu 4756 | Stall current @ 6V: 3.0 A

Pololu 4756 / Stall current @ 6V

Source observed: 2026-09-08View source
Stall currentModel-level statement5.5 ARating: stall

extracted

Operating conditions
manufacturer notes
3
method
manufacturer theoretical extrapolation
operating point
stall; not a continuous operating rating
voltage v
12
Source evidence
Pololu 4756 | Stall current @ 12V: 5.5 A

Pololu 4756 / Stall current @ 12V

Source observed: 2026-09-08View source
Stall torqueModel-level statement45 kg·cmRating: stall

extracted

Operating conditions
manufacturer notes
3
method
manufacturer theoretical extrapolation
operating point
stall; not a continuous operating rating
voltage v
12
Source evidence
Pololu 4756 | Stall torque @ 12V: 45 kg·cm

Pololu 4756 / Stall torque @ 12V

Source observed: 2026-09-08View source
Stall torqueModel-level statement28 kg·cmRating: stall

extracted

Operating conditions
manufacturer notes
5
method
manufacturer theoretical extrapolation
operating point
stall; not a continuous operating rating
voltage v
6
Source evidence
Pololu 4756 | Stall torque @ 6V: 28 kg·cm

Pololu 4756 / Stall torque @ 6V

Source observed: 2026-09-08View source

Technical documents and resources

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