Siemens 6SE6440-2UD38-8FB1 MICROMASTER 440 Inverter
Manufacturer: Siemens
Product Family: MICROMASTER 440 / MM440
Product Type: Variable Frequency Drive / Frequency Inverter
Order Number: 6SE6440-2UD38-8FB1
Product Status: Spare Part
Filter Configuration: Without Integrated Filter
Input Supply: 3 AC 380–480 V +10/-10%
Line Frequency: 47–63 Hz
Constant Torque Power: 90 kW
Square-Law Torque Power: 110 kW
Overload Capability: 136% for 57 s; 160% for 3 s
Protection Degree: IP20
Ambient Temperature: 0°C to +40°C
Dimensions, H × W × D: 1400 × 326 × 356 mm
Operator Panel: Without AOP/BOP
- Band:Siemens
- Condition: Brand new / Original
- Stock: In stock
- Delivery: 3 - 7 days
- Warranty: 12 months
The Siemens 6SE6440-2UD38-8FB1 is a MICROMASTER 440 industrial frequency inverter designed for higher-power three-phase motor systems. It provides a 90 kW constant torque rating and a 110 kW square-law torque rating for suitable load types, making correct application identification important before ordering.
This without-filter MM440 drive is suitable for 380–480 V industrial installations and may be requested for large pumps, ventilation systems, conveying equipment, process machinery and production lines already operating with Siemens MICROMASTER drive technology.
For an existing-drive replacement, the order number alone should be combined with motor data, application duty, installation dimensions and control interface information. Send your requirement to request pricing, availability review or replacement consultation.

FAqS
Yes, all products supplied are brand new and original, with reliable quality for industrial automation applications.
Stock availability may vary depending on the model and order quantity. Please contact us for the latest inventory status.However, our inventory levels have consistently remained above ten million yuan.
Yes, we support international shipping to most countries and regions worldwide.
Yes, door-to-door delivery service is available through international express logistics partners.
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