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Stepper Motor LDO-42STH48-2504AC
Standard version of a NEMA 17 stepper motor with insulation class B (up to 130 °C). Suitable for a wide range of applications including 3D printers, CNC machines, and hobby projects.
Technical specifications:
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Type: NEMA 17
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Model: LDO-42STH48-2504AC
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Step angle: 1.8° ±5% (200 steps per revolution)
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Number of phases: 2
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Rated voltage: 3.0 VDC
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Current per phase: 2.5 A
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Winding resistance (20 °C): 1.2 Ω ±10%
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Inductance: 1.5 mH ±20%
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Holding torque: ≥ 5.5 kg·cm (≈ 0.539 Nm or 55 N·cm)
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Weight: ~350 g
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Maximum operating temperature: up to 130 °C (Class B)
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Shaft: 5 mm diameter, 24 mm length, D-type
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Motor body length: 48 mm (without shaft)