85-115

Pro Frameless Motor 8507-B2

$209.00 – $308.00

48V | 0.61-2.07Nm | 5,000rpm | 320W

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: ProFM8507-B2 Category: Frameless Motors

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Description

Specifications

Performance Data

Rated Voltage (V)	48	Torque Constant (Nm/Arms)	0.074
Rated Torque (Nm)	0.61	Back EMF Constant (Vrms/rpm)	0.0045
Rated Speed (rpm)	5,000	Terminal Resistance (mΩ)	260
Rated Power (W)	320	Terminal Inductance (mH)	0.265
Rated Current (Arms)	9.5	Torque Ripple	≤2%
Peak Torque (Nm)	2.07	Number of Pole Pairs	10
Max Speed (rpm)	5,000	Torque to Weight Ratio (Nm/Kg)	11.5
Peak Current (Arms)	46	Weight (g)	180
Rotor Inertia (kgcm²⁾	0.33	Insulation Class	F

Data may change with product updates.

Mounting Dimension

frameless motor size chart

Stator Outer Diameter D/(mm)	85.0
Rotor Inner Diameter d/(mm)	52.0
Rotor Length I/(mm)	7.0
Stator Lam Length L’/(mm)	7.8
Stator Length L/(mm)	18.8max
PCB Diameter G/(mm)	-
Winding Head Diameter g/(mm)	83.0max

Motor Performance Curve

8507-B2