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HK2851A Wide-Temperature Stepper Motor 28 mm (NEMA 11)

HK2851A Wide-Temperature Stepper Motor 28 mm (NEMA 11)

HS-grade 28 mm stepper with special low-temperature bearings and weather-resistant magnets.

Model	HK2851A
Frame Size	28 mm (NEMA 11)
Step Angle	1.8°
Holding Torque	0.09 N·m
Phase Current (peak / RMS)	0.85 / 0.6 A
Phase Resistance	8.2 Ω
Phase Inductance	7.3 mH
Weight	0.21 kg
Protection	IP40
Temperature Grade	NTL2 (−40~+85 °C) · NTL3 (−60~+85 °C)
Matched Driver	HD235

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Key Features

Engineered materials and low-outgassing construction for extreme environments
Custom windings, shafts, flanges and connectors available
100% tested in thermal vacuum / temperature cycling before shipment
OEM and small-batch customization supported

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