This part is a kind of semiconductor called JK57HS56.

Function of this product has 6 Lead Hybrid Stepper Motor two Phase.

Manufacturers : JK

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6 Lead Hybrid Stepper Motor two Phase , 86mm NEMA 23 with brake Place of Origin Brand Name Certification Model Number Minimum Order Quantity Packaging Details Delivery Time Payment Terms Supply Ability Changzhou, China JK CE,ROHS ,ISO9001 JK57HSB, JK86HSB 1PCS~5PCS EXPORT CARTON FOR SAMPLES , 7-10 days For batch . 15-25days. T/T,L/C, PAYPAL, Western union, 100000pcs/month Products Detailed 6 Lead Hybrid Stepper Motors two Phase , 86mm NEMA 23 with brake 1. Model Number : JK57HSB, JK86HSB 2. Current / Phase : 1.0 A ~ 5 A 3. Step Angle: 1.8° 4. Motor Height: 86 mm 5. Inductance / Phase : 0.9 ~ 10 MH 6. Holding Torque :0.39 ~ 2.8 Nm 7. Lead Wire (No.): 4 or 6 wire 8. Function: Control 9. Certification: CE, ROHS, ISO9001 10. Applications: Use for [ ... ]

JK57HS56 PDF Datasheet Download