Stepper motor 42BH76EC05IE

9 V48 Vcompact

Product overview
The 42BH76EC05IE is a 42 mm (NEMA 17) EtherCAT integrated stepper servo delivering up to 0.48 N·m output torque. It combines closed-loop encoder feedback with a compact 76.4 mm integrated body for space-constrained automation, indexing and motion control applications.

Key highlights

• Maximum output torque: 0.48 N·m
• Communication: EtherCAT and TTL serial
• Encoder feedback: 4096 lines / 16,384 counts
• Software-adjustable current: 0.2–3.2 A (factory-matched motor: 2.0 A)
• Integrated body length: 76.4 mm (frame size 42 mm)

Integrated Servo Overview

• Model No.: 42BH76EC05IE
• Frame Size: 42 mm (NEMA 17)
• Integrated Body Length: 76.4 mm
• L Size: 48 mm
• Shaft Diameter: 8 mm
• Input Voltage Range: 9–48 VDC
• Maximum Output Torque: 0.48 N·m
• Communication: EtherCAT, TTL

Electrical, Feedback & Configuration

• Current setting: 0.2–3.2 A software adjustable; factory-matched motor: 2.0 A
• Encoder feedback: 4096 lines (16,384 counts)
• Phase resistance: 1.35 Ω ±20%
• Phase inductance: 2.3 mH ±20%
• Rotor inertia: ≈ 77 g·cm²
• Microstep setting: factory default 10,000 (object index 0x2001)
• Addressing: start address from source; master allocates automatically
• Protection: over-voltage, under-voltage, over-current, winding open circuit, position deviation
• Non-volatile storage: configuration stored in internal MCU FLASH
• Operating temperature: 0°C to +40°C
• Operating humidity: 20%–90% RH
• TTL serial: 115200 bps; 8 data bits; 1 stop bit; no parity
• Weight: ≈ 0.36 kg

Mechanical drawing
Dimensions and mounting details are provided in the product mechanical drawing image.

Technical specifications

• Model No.: 42BH76EC05IE
• Brand: NEOTON MOTOR
• Frame Size: 42 mm (NEMA 17)
• Integrated Body Length: 76.4 mm
• L Size: 48 mm
• Shaft Diameter: 8 mm
• Input Voltage Range: 9–48 VDC
• Maximum Output Torque: 0.48 N·m
• Communication: EtherCAT, TTL
• Encoder Feedback: 4096 lines (16,384 counts)
• Current Setting: 0.2–3.2 A software adjustable (factory-matched motor: 2.0 A)
• Phase Resistance: 1.35 Ω ±20%
• Phase Inductance: 2.3 mH ±20%
• Rotor Inertia: ≈ 77 g·cm²
• Weight: ≈ 0.36 kg
• Microstep Setting: factory default 10,000 (object index 0x2001)
• Address Setting: start address from source; automatically allocated by master
• Protection: over-voltage, under-voltage, over-current, winding open circuit, position deviation
• Non-volatile Storage: configuration stored in internal MCU FLASH
• Operating Temperature: 0°C to +40°C
• Operating Humidity: 20%–90% RH
• TTL Serial Settings: 115200 bps; 8 data bits; 1 stop bit; no parity