Pololu 4687

Name: Pololu 4687
SKU: Pololu 4687

Model / article: Pololu 4687

Pololu 4687 is listed by Pololu in DC gearmotors. Published model data includes Product mass: 195 g; Gear ratio: 150:1. 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: 2026-09-08. Observation dates record evidence collection, not supplier re-verification.

Specifications and source evidence for Pololu 4687
Specification	Published value	Conditions and source
DimensionsModel-level statement	37D × 57L mm	rule validated Operating conditions manufacturer notes 1 Source evidence Pololu 4687 \| Size: 37D × 57L mm Pololu 4687 / Size Source observed: 2026-09-08View source
EfficiencyModel-level statement	45 %Rating: maximum	rule validated Operating conditions voltage v 24 Source evidence Pololu 4687 \| Max efficiency @ 24V: 45 % Pololu 4687 / Max efficiency @ 24V Source observed: 2026-09-08View source
Efficiency currentModel-level statement	0.41 ARating: maximum	rule validated Operating conditions operating point maximum efficiency Source evidence Pololu 4687 \| Current at max efficiency: 0.41 A Pololu 4687 / Current at max efficiency Source observed: 2026-09-08View source
Efficiency powerModel-level statement	4.4 WRating: maximum	rule validated Operating conditions operating point maximum efficiency Source evidence Pololu 4687 \| Output power at max efficiency: 4.4 W Pololu 4687 / Output power at max efficiency Source observed: 2026-09-08View source
Efficiency speedModel-level statement	59 rpmRating: maximum	rule validated Operating conditions operating point maximum efficiency Source evidence Pololu 4687 \| Speed at max efficiency: 59 rpm Pololu 4687 / Speed at max efficiency Source observed: 2026-09-08View source
Efficiency torqueModel-level statement	7.3 kg·cmRating: maximum	rule validated Operating conditions operating point maximum efficiency Source evidence Pololu 4687 \| Torque at max efficiency: 7.3 kg·cm Pololu 4687 / Torque at max efficiency Source observed: 2026-09-08View source
Encoder presentModel-level statement	N	rule validated Source evidence Pololu 4687 \| Encoders?: N Pololu 4687 / Encoders? Source observed: 2026-09-08View source
Gear ratioModel-level statement	150:1	rule validated Source evidence Pololu 4687 \| Gear ratio: 150:1 Pololu 4687 / Gear ratio Source observed: 2026-09-08View source
Product massModel-level statement	195 g	rule validated Source evidence Pololu 4687 \| Weight: 195 g Pololu 4687 / Weight Source observed: 2026-09-08View source
Maximum output powerModel-level statement	6 WRating: maximum	rule validated Operating conditions manufacturer notes 4 voltage v 24 Source evidence Pololu 4687 \| Max output power @ 24V: 6 W Pololu 4687 / Max output power @ 24V Source observed: 2026-09-08View source
Motor typeModel-level statement	24VRating: typical	rule validated Source evidence Pololu 4687 \| Motor type: 24V Pololu 4687 / Motor type Source observed: 2026-09-08View source
No load currentModel-level statement	0.08 A	rule validated Operating conditions manufacturer notes 5 voltage v 12 Source evidence Pololu 4687 \| No-load current @ 12V: 0.08 A Pololu 4687 / No-load current @ 12V Source observed: 2026-09-08View source
No load currentModel-level statement	0.1 A	rule validated Operating conditions voltage v 24 Source evidence Pololu 4687 \| No-load current @ 24V: 0.1 A Pololu 4687 / No-load current @ 24V Source observed: 2026-09-08View source
No load speedModel-level statement	33 rpm	rule validated Operating conditions manufacturer notes 5 voltage v 12 Source evidence Pololu 4687 \| No-load speed @ 12V: 33 rpm Pololu 4687 / No-load speed @ 12V Source observed: 2026-09-08View source
No load speedModel-level statement	68 rpm	rule validated Operating conditions voltage v 24 Source evidence Pololu 4687 \| No-load speed @ 24V: 68 rpm Pololu 4687 / No-load speed @ 24V Source observed: 2026-09-08View source
Shaft diameterModel-level statement	6 mm	rule validated Operating conditions manufacturer notes 2 Source evidence Pololu 4687 \| Shaft diameter: 6 mm Pololu 4687 / Shaft diameter Source observed: 2026-09-08View source
Stall currentModel-level statement	1.7 ARating: stall	extracted Operating conditions manufacturer notes 5 method manufacturer theoretical extrapolation operating point stall; not a continuous operating rating voltage v 12 Source evidence Pololu 4687 \| Stall current @ 12V: 1.7 A Pololu 4687 / Stall current @ 12V Source observed: 2026-09-08View source
Stall currentModel-level statement	3 ARating: stall	extracted Operating conditions manufacturer notes 3 method manufacturer theoretical extrapolation operating point stall; not a continuous operating rating voltage v 24 Source evidence Pololu 4687 \| Stall current @ 24V: 3 A Pololu 4687 / Stall current @ 24V Source observed: 2026-09-08View source
Stall torqueModel-level statement	36 kg·cmRating: stall	extracted Operating conditions manufacturer notes 5 method manufacturer theoretical extrapolation operating point stall; not a continuous operating rating voltage v 12 Source evidence Pololu 4687 \| Stall torque @ 12V: 36 kg·cm Pololu 4687 / Stall torque @ 12V Source observed: 2026-09-08View source
Stall torqueModel-level statement	56 kg·cmRating: stall	extracted Operating conditions manufacturer notes 3 method manufacturer theoretical extrapolation operating point stall; not a continuous operating rating voltage v 24 Source evidence Pololu 4687 \| Stall torque @ 24V: 56 kg·cm Pololu 4687 / Stall torque @ 24V Source observed: 2026-09-08View source

Technical documents and resources

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