38-50

Pro Frameless Motor 3812-A2

$199.00 – $294.00

48V | 0.186-0.58Nm | 10,200rpm | 199W

This frameless dc motor features High torque density
High power density
Low torque ripple
Designed for large-scale applications
Better balance between performance and cost
Supports installation of Hall sensors and temperature sensors.
Provides a 1-year warranty.
Supports small batch prototype orders, with better pricing for large orders.
Customizable.
Delivery in 15-25 business days.

Customization Options

Standard

With PT1000 Sensor

With Hall Sensor

With PT1000 Sensor and Hall Sensor

SKU: ProFM3812-A2 Category: Frameless Motors

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Description

Specifications

Performance Data

Rated Voltage (V)	48	Torque Constant (Nm/Arms)	0.035
Rated Torque (Nm)	0.186	Back EMF Constant (Vrms/rpm)	0.0021
Rated Speed (rpm)	10,200	Terminal Resistance (mΩ)	484
Rated Power (W)	199	Terminal Inductance (mH)	0.114
Rated Current (Arms)	6.2	Torque Ripple	≤6%
Peak Torque (Nm)	0.58	Number of Pole Pairs	10
Max Speed (rpm)	10,200	Torque to Weight Ratio (Nm/Kg)	8.92
Peak Current (Arms)	19.2	Weight (g)	65
Rotor Inertia (kgcm²⁾	0.031	Insulation Class	F

Data may change with product updates.

Mounting Dimension

frameless motor size chart

Stator Outer Diameter D/(mm)	38.0
Rotor Inner Diameter d/(mm)	20.0
Rotor Length I/(mm)	12.0
Stator Lam Length L’/(mm)	12.6
Stator Length L/(mm)	18.3max
PCB Diameter G/(mm)	-
Winding Head Diameter g/(mm)	36.0max

Motor Performance Curve

3812-A2