STM-85-24-M-8D

Name: STM-85-24-M-8D
SKU: STM-85-24-M-8D

Model / article: STM-85-24-M-8D

STM-85-24-M-8D is listed by ALVA Industries in Frameless torque motors. Published model data includes Continuous output torque: 0.967 Nm (continuous); Peak output torque: 7.57 Nm (peak). See the specification table for operating conditions and source evidence.

Exact SlimTorq configurations published in ALVA's public motor selector. Continuous torque retains the manufacturer's Low, Medium and High cooling labels; the selector does not define those cooling conditions physically.

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Product overview

Manufacturer / supplier: ALVA Industries
Series: SlimTorq frameless torque motors
Component type: Frameless torque motors
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: 2026-09-19. Observation dates record evidence collection, not supplier re-verification.

Specifications and source evidence for STM-85-24-M-8D
Specification	Published value	Conditions and source
Continuous output torqueModel-level statement	0.967 NmRating: continuous	rule validated Operating conditions cooling level Low rating basis manufacturer public selector thermal conditions manufacturer labels this rating as Low / Medium / High cooling; the physical cooling definition is not stated in the public selector Source evidence STM-85-24-M-8D \| Continuous torque (Low cooling): 0.967 Nm SlimTorq public selector / STM-85-24-M-8D / Continuous torque (Low cooling) Source observed: 2026-09-19View source
Continuous output torqueModel-level statement	2.25 NmRating: continuous	rule validated Operating conditions cooling level High rating basis manufacturer public selector thermal conditions manufacturer labels this rating as Low / Medium / High cooling; the physical cooling definition is not stated in the public selector Source evidence STM-85-24-M-8D \| Continuous torque (High cooling): 2.25 Nm SlimTorq public selector / STM-85-24-M-8D / Continuous torque (High cooling) Source observed: 2026-09-19View source
Continuous output torqueModel-level statement	1.44 NmRating: continuous	rule validated Operating conditions cooling level Medium rating basis manufacturer public selector thermal conditions manufacturer labels this rating as Low / Medium / High cooling; the physical cooling definition is not stated in the public selector Source evidence STM-85-24-M-8D \| Continuous torque (Medium cooling): 1.44 Nm SlimTorq public selector / STM-85-24-M-8D / Continuous torque (Medium cooling) Source observed: 2026-09-19View source
Line-to-line resistanceModel-level statement	1.12 ohm	rule validated Operating conditions temperature not stated by manufacturer in public selector Source evidence STM-85-24-M-8D \| Resistance: 1.12 ohm SlimTorq public selector / STM-85-24-M-8D / Resistance Source observed: 2026-09-19View source
Product massModel-level statement	291 g	rule validated Operating conditions reference published selector mass Source evidence STM-85-24-M-8D \| Mass: 291 g SlimTorq public selector / STM-85-24-M-8D / Mass Source observed: 2026-09-19View source
Motor constantModel-level statement	0.252 Nm/sqrt(W)	rule validated Operating conditions rating basis manufacturer selector value Source evidence STM-85-24-M-8D \| Motor constant: 0.252 Nm/sqrt(W) SlimTorq public selector / STM-85-24-M-8D / Motor constant Source observed: 2026-09-19View source
Nominal supply voltageModel-level statement	72 V	rule validated Operating conditions rating basis manufacturer selector design voltage Source evidence STM-85-24-M-8D \| Design voltage: 72 V SlimTorq public selector / STM-85-24-M-8D / Design voltage Source observed: 2026-09-19View source
Outer diameterModel-level statement	85 mm	rule validated Operating conditions reference published selector geometry Source evidence STM-85-24-M-8D \| Stator OD: 85 mm SlimTorq public selector / STM-85-24-M-8D / Stator OD Source observed: 2026-09-19View source
Overall lengthModel-level statement	24 mm	rule validated Operating conditions reference published selector geometry Source evidence STM-85-24-M-8D \| Axial length: 24 mm SlimTorq public selector / STM-85-24-M-8D / Axial length Source observed: 2026-09-19View source
Peak output torqueModel-level statement	7.57 NmRating: peak	rule validated Operating conditions duration not stated by manufacturer in public selector thermal conditions not stated by manufacturer in public selector Source evidence STM-85-24-M-8D \| Peak torque: 7.57 Nm SlimTorq public selector / STM-85-24-M-8D / Peak torque Source observed: 2026-09-19View source
Clear through-bore diameterModel-level statement	64 mm	rule validated Operating conditions reference published selector geometry Source evidence STM-85-24-M-8D \| Rotor ID: 64 mm SlimTorq public selector / STM-85-24-M-8D / Rotor ID Source observed: 2026-09-19View source
RMS torque constantModel-level statement	0.326 Nm/A	rule validated Operating conditions current definition manufacturer selector value Source evidence STM-85-24-M-8D \| Torque constant: 0.326 Nm/A SlimTorq public selector / STM-85-24-M-8D / Torque constant Source observed: 2026-09-19View source

Technical documents and resources

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